Remove CONFIG_DISABLE_CLOCK

author: Gregory Nutt <gnutt@nuttx.org> 2014-08-07 12:35:24 -0600
committer: Gregory Nutt <gnutt@nuttx.org> 2014-08-07 12:35:24 -0600
commit: 6c1d3a968a290e3d09cfc62cdc1a0257d4d4f458 (patch)
tree: d1f3f6268bff752463cec686ca851f7b0f619051 /nuttx/configs
parent: c029edd96276fe7efa15992a5dd0da47920a2adb (diff)
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238 files changed, 2 insertions, 243 deletions
diff --git a/nuttx/configs/16z/nsh/defconfig b/nuttx/configs/16z/nsh/defconfig
index 71e9b4c26..10a609d29 100644
--- a/nuttx/configs/16z/nsh/defconfig
+++ b/nuttx/configs/16z/nsh/defconfig
@@ -183,7 +183,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/amber/hello/defconfig b/nuttx/configs/amber/hello/defconfig
index 38ebbc6cc..6cfcbd223 100644
--- a/nuttx/configs/amber/hello/defconfig
+++ b/nuttx/configs/amber/hello/defconfig
@@ -178,7 +178,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="hello_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/arduino-due/nsh/defconfig b/nuttx/configs/arduino-due/nsh/defconfig
index c30dc1e1f..9b6c51f27 100644
--- a/nuttx/configs/arduino-due/nsh/defconfig
+++ b/nuttx/configs/arduino-due/nsh/defconfig
@@ -271,7 +271,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/avr32dev1/nsh/defconfig b/nuttx/configs/avr32dev1/nsh/defconfig
index 27c47214d..91225516e 100644
--- a/nuttx/configs/avr32dev1/nsh/defconfig
+++ b/nuttx/configs/avr32dev1/nsh/defconfig
@@ -208,7 +208,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/avr32dev1/ostest/defconfig b/nuttx/configs/avr32dev1/ostest/defconfig
index ea0aaf7f0..48a6ba489 100644
--- a/nuttx/configs/avr32dev1/ostest/defconfig
+++ b/nuttx/configs/avr32dev1/ostest/defconfig
@@ -207,7 +207,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/c5471evm/httpd/defconfig b/nuttx/configs/c5471evm/httpd/defconfig
index 94c1f9cfd..fa2e62204 100644
--- a/nuttx/configs/c5471evm/httpd/defconfig
+++ b/nuttx/configs/c5471evm/httpd/defconfig
@@ -231,7 +231,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="webserver_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/c5471evm/nettest/defconfig b/nuttx/configs/c5471evm/nettest/defconfig
index 173191ed5..08384dc4b 100644
--- a/nuttx/configs/c5471evm/nettest/defconfig
+++ b/nuttx/configs/c5471evm/nettest/defconfig
@@ -230,7 +230,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/c5471evm/nsh/defconfig b/nuttx/configs/c5471evm/nsh/defconfig
index de85c1056..34d236c40 100644
--- a/nuttx/configs/c5471evm/nsh/defconfig
+++ b/nuttx/configs/c5471evm/nsh/defconfig
@@ -232,7 +232,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/cloudctrl/nsh/defconfig b/nuttx/configs/cloudctrl/nsh/defconfig
index f44695b67..6ed416c9b 100644
--- a/nuttx/configs/cloudctrl/nsh/defconfig
+++ b/nuttx/configs/cloudctrl/nsh/defconfig
@@ -278,7 +278,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/compal_e86/nsh_highram/defconfig b/nuttx/configs/compal_e86/nsh_highram/defconfig
index f2d33965a..9d33cd37c 100644
--- a/nuttx/configs/compal_e86/nsh_highram/defconfig
+++ b/nuttx/configs/compal_e86/nsh_highram/defconfig
@@ -212,7 +212,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/compal_e88/nsh_highram/defconfig b/nuttx/configs/compal_e88/nsh_highram/defconfig
index 2420b0aae..b74e6bfad 100644
--- a/nuttx/configs/compal_e88/nsh_highram/defconfig
+++ b/nuttx/configs/compal_e88/nsh_highram/defconfig
@@ -228,7 +228,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/compal_e99/nsh_compalram/defconfig b/nuttx/configs/compal_e99/nsh_compalram/defconfig
index ee2d26bc7..31bacebac 100644
--- a/nuttx/configs/compal_e99/nsh_compalram/defconfig
+++ b/nuttx/configs/compal_e99/nsh_compalram/defconfig
@@ -232,7 +232,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/compal_e99/nsh_highram/defconfig b/nuttx/configs/compal_e99/nsh_highram/defconfig
index 0a31a7dd0..e1a2a4ec5 100644
--- a/nuttx/configs/compal_e99/nsh_highram/defconfig
+++ b/nuttx/configs/compal_e99/nsh_highram/defconfig
@@ -232,7 +232,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/demo9s12ne64/ostest/defconfig b/nuttx/configs/demo9s12ne64/ostest/defconfig
index 383a74b42..f32263476 100644
--- a/nuttx/configs/demo9s12ne64/ostest/defconfig
+++ b/nuttx/configs/demo9s12ne64/ostest/defconfig
@@ -187,7 +187,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/ea3131/locked/mklocked.sh b/nuttx/configs/ea3131/locked/mklocked.sh
index ff648d7b7..c8c3f9a76 100755
--- a/nuttx/configs/ea3131/locked/mklocked.sh
+++ b/nuttx/configs/ea3131/locked/mklocked.sh
@@ -2,7 +2,7 @@
 ###########################################################################
 # configs/ea3131/locked/mklocked.sh
 #
-#   Copyright (C) 2010-2013 Gregory Nutt. All rights reserved.
+#   Copyright (C) 2010-2014 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -159,11 +159,7 @@ echo "EXTERN(up_allocate_heap)" >>ld-locked.inc
 echo "EXTERN(mm_initialize)" >>ld-locked.inc
 echo "EXTERN(irq_initialize)" >>ld-locked.inc
 echo "EXTERN(wd_initialize)" >>ld-locked.inc
-
-answer=$(checkconfig CONFIG_DISABLE_CLOCK)
-if [ $answer = n ]; then
-	echo "EXTERN(clock_initialize)" >>ld-locked.inc
-fi
+echo "EXTERN(clock_initialize)" >>ld-locked.inc
 
 answer=$(checkconfig CONFIG_DISABLE_POSIX_TIMERS)
 if [ $answer = n ]; then
diff --git a/nuttx/configs/ea3131/nsh/defconfig b/nuttx/configs/ea3131/nsh/defconfig
index c30869686..22e69dfcf 100644
--- a/nuttx/configs/ea3131/nsh/defconfig
+++ b/nuttx/configs/ea3131/nsh/defconfig
@@ -230,7 +230,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ea3131/pgnsh/defconfig b/nuttx/configs/ea3131/pgnsh/defconfig
index 8c94553b7..fb5e0010b 100644
--- a/nuttx/configs/ea3131/pgnsh/defconfig
+++ b/nuttx/configs/ea3131/pgnsh/defconfig
@@ -271,7 +271,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ea3131/usbserial/defconfig b/nuttx/configs/ea3131/usbserial/defconfig
index bedafe56b..e2d3dd56b 100644
--- a/nuttx/configs/ea3131/usbserial/defconfig
+++ b/nuttx/configs/ea3131/usbserial/defconfig
@@ -253,7 +253,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="usbserial_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ea3152/ostest/defconfig b/nuttx/configs/ea3152/ostest/defconfig
index 0c9562054..d9154ec94 100644
--- a/nuttx/configs/ea3152/ostest/defconfig
+++ b/nuttx/configs/ea3152/ostest/defconfig
@@ -246,7 +246,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/eagle100/httpd/defconfig b/nuttx/configs/eagle100/httpd/defconfig
index 10094fc49..8b3a209cb 100644
--- a/nuttx/configs/eagle100/httpd/defconfig
+++ b/nuttx/configs/eagle100/httpd/defconfig
@@ -269,7 +269,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="webserver_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/eagle100/nettest/defconfig b/nuttx/configs/eagle100/nettest/defconfig
index f3ed84aea..d723dc786 100644
--- a/nuttx/configs/eagle100/nettest/defconfig
+++ b/nuttx/configs/eagle100/nettest/defconfig
@@ -295,7 +295,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/eagle100/nsh/defconfig b/nuttx/configs/eagle100/nsh/defconfig
index 487021727..bc93ed62c 100644
--- a/nuttx/configs/eagle100/nsh/defconfig
+++ b/nuttx/configs/eagle100/nsh/defconfig
@@ -275,7 +275,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/eagle100/nxflat/defconfig b/nuttx/configs/eagle100/nxflat/defconfig
index 77b40871d..10c2aaa5a 100644
--- a/nuttx/configs/eagle100/nxflat/defconfig
+++ b/nuttx/configs/eagle100/nxflat/defconfig
@@ -257,7 +257,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxflat_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/eagle100/thttpd/defconfig b/nuttx/configs/eagle100/thttpd/defconfig
index 4d04c7fdc..4d0358682 100644
--- a/nuttx/configs/eagle100/thttpd/defconfig
+++ b/nuttx/configs/eagle100/thttpd/defconfig
@@ -262,7 +262,6 @@ CONFIG_DEV_CONSOLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="thttp_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ekk-lm3s9b96/nsh/defconfig b/nuttx/configs/ekk-lm3s9b96/nsh/defconfig
index fa198e043..0b32ad2e6 100644
--- a/nuttx/configs/ekk-lm3s9b96/nsh/defconfig
+++ b/nuttx/configs/ekk-lm3s9b96/nsh/defconfig
@@ -261,7 +261,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ez80f910200kitg/ostest/defconfig b/nuttx/configs/ez80f910200kitg/ostest/defconfig
index 92eb27f39..cc866ddd4 100644
--- a/nuttx/configs/ez80f910200kitg/ostest/defconfig
+++ b/nuttx/configs/ez80f910200kitg/ostest/defconfig
@@ -228,7 +228,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ez80f910200zco/dhcpd/defconfig b/nuttx/configs/ez80f910200zco/dhcpd/defconfig
index fccc645db..98f4e9686 100644
--- a/nuttx/configs/ez80f910200zco/dhcpd/defconfig
+++ b/nuttx/configs/ez80f910200zco/dhcpd/defconfig
@@ -256,7 +256,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="dhcpd_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ez80f910200zco/httpd/defconfig b/nuttx/configs/ez80f910200zco/httpd/defconfig
index 351d0b918..48aef09aa 100644
--- a/nuttx/configs/ez80f910200zco/httpd/defconfig
+++ b/nuttx/configs/ez80f910200zco/httpd/defconfig
@@ -257,7 +257,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="webserver_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ez80f910200zco/nettest/defconfig b/nuttx/configs/ez80f910200zco/nettest/defconfig
index fa612f03f..65553e2f8 100644
--- a/nuttx/configs/ez80f910200zco/nettest/defconfig
+++ b/nuttx/configs/ez80f910200zco/nettest/defconfig
@@ -256,7 +256,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ez80f910200zco/nsh/defconfig b/nuttx/configs/ez80f910200zco/nsh/defconfig
index b6951c849..deec47ea3 100644
--- a/nuttx/configs/ez80f910200zco/nsh/defconfig
+++ b/nuttx/configs/ez80f910200zco/nsh/defconfig
@@ -258,7 +258,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ez80f910200zco/poll/defconfig b/nuttx/configs/ez80f910200zco/poll/defconfig
index b0728d6e3..9aa80091f 100644
--- a/nuttx/configs/ez80f910200zco/poll/defconfig
+++ b/nuttx/configs/ez80f910200zco/poll/defconfig
@@ -257,7 +257,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="poll_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/fire-stm32v2/nsh/defconfig b/nuttx/configs/fire-stm32v2/nsh/defconfig
index 61b43aaf8..2bcb9bf1f 100644
--- a/nuttx/configs/fire-stm32v2/nsh/defconfig
+++ b/nuttx/configs/fire-stm32v2/nsh/defconfig
@@ -272,7 +272,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/freedom-kl25z/minnsh/defconfig b/nuttx/configs/freedom-kl25z/minnsh/defconfig
index 09921f500..24e859bc3 100644
--- a/nuttx/configs/freedom-kl25z/minnsh/defconfig
+++ b/nuttx/configs/freedom-kl25z/minnsh/defconfig
@@ -231,7 +231,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/freedom-kl25z/nsh/defconfig b/nuttx/configs/freedom-kl25z/nsh/defconfig
index c5ec9229c..b8ca2777c 100644
--- a/nuttx/configs/freedom-kl25z/nsh/defconfig
+++ b/nuttx/configs/freedom-kl25z/nsh/defconfig
@@ -236,7 +236,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/hymini-stm32v/buttons/defconfig b/nuttx/configs/hymini-stm32v/buttons/defconfig
index 79d31483f..41d8bdeee 100644
--- a/nuttx/configs/hymini-stm32v/buttons/defconfig
+++ b/nuttx/configs/hymini-stm32v/buttons/defconfig
@@ -291,7 +291,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="buttons_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/hymini-stm32v/nsh/defconfig b/nuttx/configs/hymini-stm32v/nsh/defconfig
index 337ca5495..3329a5ac3 100644
--- a/nuttx/configs/hymini-stm32v/nsh/defconfig
+++ b/nuttx/configs/hymini-stm32v/nsh/defconfig
@@ -302,7 +302,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/hymini-stm32v/nsh2/defconfig b/nuttx/configs/hymini-stm32v/nsh2/defconfig
index b109b1828..c8ca2b679 100644
--- a/nuttx/configs/hymini-stm32v/nsh2/defconfig
+++ b/nuttx/configs/hymini-stm32v/nsh2/defconfig
@@ -316,7 +316,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/hymini-stm32v/usbmsc/defconfig b/nuttx/configs/hymini-stm32v/usbmsc/defconfig
index eb9de7849..4b3c6d159 100644
--- a/nuttx/configs/hymini-stm32v/usbmsc/defconfig
+++ b/nuttx/configs/hymini-stm32v/usbmsc/defconfig
@@ -381,7 +381,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="msconn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/hymini-stm32v/usbnsh/defconfig b/nuttx/configs/hymini-stm32v/usbnsh/defconfig
index 025b2b171..c4866289e 100644
--- a/nuttx/configs/hymini-stm32v/usbnsh/defconfig
+++ b/nuttx/configs/hymini-stm32v/usbnsh/defconfig
@@ -292,7 +292,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/hymini-stm32v/usbserial/defconfig b/nuttx/configs/hymini-stm32v/usbserial/defconfig
index d28374d76..7e9f1dbbd 100644
--- a/nuttx/configs/hymini-stm32v/usbserial/defconfig
+++ b/nuttx/configs/hymini-stm32v/usbserial/defconfig
@@ -372,7 +372,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="usbserial_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/kwikstik-k40/ostest/defconfig b/nuttx/configs/kwikstik-k40/ostest/defconfig
index 66c9dae6b..39ff29145 100644
--- a/nuttx/configs/kwikstik-k40/ostest/defconfig
+++ b/nuttx/configs/kwikstik-k40/ostest/defconfig
@@ -247,7 +247,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lincoln60/nsh/defconfig b/nuttx/configs/lincoln60/nsh/defconfig
index c4e6f7c34..f54880b8d 100644
--- a/nuttx/configs/lincoln60/nsh/defconfig
+++ b/nuttx/configs/lincoln60/nsh/defconfig
@@ -281,7 +281,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm3s6432-s2e/nsh/defconfig b/nuttx/configs/lm3s6432-s2e/nsh/defconfig
index 48d294dfa..634fa10df 100644
--- a/nuttx/configs/lm3s6432-s2e/nsh/defconfig
+++ b/nuttx/configs/lm3s6432-s2e/nsh/defconfig
@@ -258,7 +258,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm3s6965-ek/discover/defconfig b/nuttx/configs/lm3s6965-ek/discover/defconfig
index af74676c4..0baec5b8b 100644
--- a/nuttx/configs/lm3s6965-ek/discover/defconfig
+++ b/nuttx/configs/lm3s6965-ek/discover/defconfig
@@ -267,7 +267,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm3s6965-ek/nsh/defconfig b/nuttx/configs/lm3s6965-ek/nsh/defconfig
index af74676c4..0baec5b8b 100644
--- a/nuttx/configs/lm3s6965-ek/nsh/defconfig
+++ b/nuttx/configs/lm3s6965-ek/nsh/defconfig
@@ -267,7 +267,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm3s6965-ek/nx/defconfig b/nuttx/configs/lm3s6965-ek/nx/defconfig
index 51a179378..ecfe5f4f6 100644
--- a/nuttx/configs/lm3s6965-ek/nx/defconfig
+++ b/nuttx/configs/lm3s6965-ek/nx/defconfig
@@ -249,7 +249,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm3s8962-ek/nsh/defconfig b/nuttx/configs/lm3s8962-ek/nsh/defconfig
index 2606115f4..4f7789e62 100644
--- a/nuttx/configs/lm3s8962-ek/nsh/defconfig
+++ b/nuttx/configs/lm3s8962-ek/nsh/defconfig
@@ -275,7 +275,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm3s8962-ek/nx/defconfig b/nuttx/configs/lm3s8962-ek/nx/defconfig
index ca5db5fff..45febb5a6 100644
--- a/nuttx/configs/lm3s8962-ek/nx/defconfig
+++ b/nuttx/configs/lm3s8962-ek/nx/defconfig
@@ -257,7 +257,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lm4f120-launchpad/nsh/defconfig b/nuttx/configs/lm4f120-launchpad/nsh/defconfig
index 1049b203e..340295bd3 100644
--- a/nuttx/configs/lm4f120-launchpad/nsh/defconfig
+++ b/nuttx/configs/lm4f120-launchpad/nsh/defconfig
@@ -259,7 +259,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lpc4330-xplorer/nsh/defconfig b/nuttx/configs/lpc4330-xplorer/nsh/defconfig
index b635bba36..3079a80f2 100644
--- a/nuttx/configs/lpc4330-xplorer/nsh/defconfig
+++ b/nuttx/configs/lpc4330-xplorer/nsh/defconfig
@@ -287,7 +287,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lpcxpresso-lpc1768/dhcpd/defconfig b/nuttx/configs/lpcxpresso-lpc1768/dhcpd/defconfig
index 61cd80931..e7e14f1e5 100644
--- a/nuttx/configs/lpcxpresso-lpc1768/dhcpd/defconfig
+++ b/nuttx/configs/lpcxpresso-lpc1768/dhcpd/defconfig
@@ -272,7 +272,6 @@ CONFIG_ARCH_LEDS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lpcxpresso-lpc1768/nsh/defconfig b/nuttx/configs/lpcxpresso-lpc1768/nsh/defconfig
index 064b66c06..b03d2f9e3 100644
--- a/nuttx/configs/lpcxpresso-lpc1768/nsh/defconfig
+++ b/nuttx/configs/lpcxpresso-lpc1768/nsh/defconfig
@@ -274,7 +274,6 @@ CONFIG_NSH_MMCSDSLOTNO=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lpcxpresso-lpc1768/nx/defconfig b/nuttx/configs/lpcxpresso-lpc1768/nx/defconfig
index 48bb6b3a9..a9176137e 100644
--- a/nuttx/configs/lpcxpresso-lpc1768/nx/defconfig
+++ b/nuttx/configs/lpcxpresso-lpc1768/nx/defconfig
@@ -261,7 +261,6 @@ CONFIG_ARCH_LEDS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lpcxpresso-lpc1768/thttpd/defconfig b/nuttx/configs/lpcxpresso-lpc1768/thttpd/defconfig
index 40ec7d962..18ef5421e 100644
--- a/nuttx/configs/lpcxpresso-lpc1768/thttpd/defconfig
+++ b/nuttx/configs/lpcxpresso-lpc1768/thttpd/defconfig
@@ -272,7 +272,6 @@ CONFIG_ARCH_LEDS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/lpcxpresso-lpc1768/usbmsc/defconfig b/nuttx/configs/lpcxpresso-lpc1768/usbmsc/defconfig
index 661fad530..5b17b45f4 100644
--- a/nuttx/configs/lpcxpresso-lpc1768/usbmsc/defconfig
+++ b/nuttx/configs/lpcxpresso-lpc1768/usbmsc/defconfig
@@ -272,7 +272,6 @@ CONFIG_ARCH_LEDS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mbed/hidkbd/defconfig b/nuttx/configs/mbed/hidkbd/defconfig
index 04d65ae81..30d281834 100644
--- a/nuttx/configs/mbed/hidkbd/defconfig
+++ b/nuttx/configs/mbed/hidkbd/defconfig
@@ -292,7 +292,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="hidkbd_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mbed/nsh/defconfig b/nuttx/configs/mbed/nsh/defconfig
index 1d9e0c8bc..1727ac9e5 100644
--- a/nuttx/configs/mbed/nsh/defconfig
+++ b/nuttx/configs/mbed/nsh/defconfig
@@ -282,7 +282,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mcu123-lpc214x/composite/defconfig b/nuttx/configs/mcu123-lpc214x/composite/defconfig
index 1b41fa789..737ec65c6 100644
--- a/nuttx/configs/mcu123-lpc214x/composite/defconfig
+++ b/nuttx/configs/mcu123-lpc214x/composite/defconfig
@@ -239,7 +239,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="conn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mcu123-lpc214x/nsh/defconfig b/nuttx/configs/mcu123-lpc214x/nsh/defconfig
index d8f028aef..88d14c241 100644
--- a/nuttx/configs/mcu123-lpc214x/nsh/defconfig
+++ b/nuttx/configs/mcu123-lpc214x/nsh/defconfig
@@ -194,7 +194,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mcu123-lpc214x/usbmsc/defconfig b/nuttx/configs/mcu123-lpc214x/usbmsc/defconfig
index 0f7860829..49b1141d0 100644
--- a/nuttx/configs/mcu123-lpc214x/usbmsc/defconfig
+++ b/nuttx/configs/mcu123-lpc214x/usbmsc/defconfig
@@ -238,7 +238,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="msconn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mcu123-lpc214x/usbserial/defconfig b/nuttx/configs/mcu123-lpc214x/usbserial/defconfig
index fa355167b..8c20ea6f4 100644
--- a/nuttx/configs/mcu123-lpc214x/usbserial/defconfig
+++ b/nuttx/configs/mcu123-lpc214x/usbserial/defconfig
@@ -239,7 +239,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="usbserial_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/micropendous3/hello/defconfig b/nuttx/configs/micropendous3/hello/defconfig
index f72732899..eb82914b8 100644
--- a/nuttx/configs/micropendous3/hello/defconfig
+++ b/nuttx/configs/micropendous3/hello/defconfig
@@ -186,7 +186,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="hello_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/mikroe-stm32f4/fulldemo/defconfig b/nuttx/configs/mikroe-stm32f4/fulldemo/defconfig
index 2826d98fc..5e81ecd1f 100644
--- a/nuttx/configs/mikroe-stm32f4/fulldemo/defconfig
+++ b/nuttx/configs/mikroe-stm32f4/fulldemo/defconfig
@@ -436,7 +436,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=4
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mikroe-stm32f4/kostest/defconfig b/nuttx/configs/mikroe-stm32f4/kostest/defconfig
index 0e66e3e53..39e660408 100644
--- a/nuttx/configs/mikroe-stm32f4/kostest/defconfig
+++ b/nuttx/configs/mikroe-stm32f4/kostest/defconfig
@@ -410,7 +410,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=4
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mikroe-stm32f4/nx/defconfig b/nuttx/configs/mikroe-stm32f4/nx/defconfig
index 4f9916a54..d8d0b7906 100644
--- a/nuttx/configs/mikroe-stm32f4/nx/defconfig
+++ b/nuttx/configs/mikroe-stm32f4/nx/defconfig
@@ -379,7 +379,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mikroe-stm32f4/nxlines/defconfig b/nuttx/configs/mikroe-stm32f4/nxlines/defconfig
index 439d843b9..312502876 100644
--- a/nuttx/configs/mikroe-stm32f4/nxlines/defconfig
+++ b/nuttx/configs/mikroe-stm32f4/nxlines/defconfig
@@ -379,7 +379,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxlines_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mikroe-stm32f4/nxtext/defconfig b/nuttx/configs/mikroe-stm32f4/nxtext/defconfig
index 53d51d7e4..ba73f2bef 100644
--- a/nuttx/configs/mikroe-stm32f4/nxtext/defconfig
+++ b/nuttx/configs/mikroe-stm32f4/nxtext/defconfig
@@ -379,7 +379,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxtext_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mikroe-stm32f4/usbnsh/defconfig b/nuttx/configs/mikroe-stm32f4/usbnsh/defconfig
index 6867e1fb9..168e94fe9 100644
--- a/nuttx/configs/mikroe-stm32f4/usbnsh/defconfig
+++ b/nuttx/configs/mikroe-stm32f4/usbnsh/defconfig
@@ -402,7 +402,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mirtoo/nsh/defconfig b/nuttx/configs/mirtoo/nsh/defconfig
index 4f843c8c4..8800630e7 100644
--- a/nuttx/configs/mirtoo/nsh/defconfig
+++ b/nuttx/configs/mirtoo/nsh/defconfig
@@ -342,7 +342,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mirtoo/nxffs/defconfig b/nuttx/configs/mirtoo/nxffs/defconfig
index fea5b1f4f..43c8c03b8 100644
--- a/nuttx/configs/mirtoo/nxffs/defconfig
+++ b/nuttx/configs/mirtoo/nxffs/defconfig
@@ -343,7 +343,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/mx1ads/ostest/defconfig b/nuttx/configs/mx1ads/ostest/defconfig
index 9dd6cb73c..7ca9f08c5 100644
--- a/nuttx/configs/mx1ads/ostest/defconfig
+++ b/nuttx/configs/mx1ads/ostest/defconfig
@@ -208,7 +208,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ne64badge/ostest/defconfig b/nuttx/configs/ne64badge/ostest/defconfig
index d9df2a2eb..ab58c80bf 100644
--- a/nuttx/configs/ne64badge/ostest/defconfig
+++ b/nuttx/configs/ne64badge/ostest/defconfig
@@ -187,7 +187,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/ntosd-dm320/nettest/defconfig b/nuttx/configs/ntosd-dm320/nettest/defconfig
index cb5771d0a..3c81781c0 100644
--- a/nuttx/configs/ntosd-dm320/nettest/defconfig
+++ b/nuttx/configs/ntosd-dm320/nettest/defconfig
@@ -216,7 +216,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ntosd-dm320/nsh/defconfig b/nuttx/configs/ntosd-dm320/nsh/defconfig
index 03b07cf22..be2ce7adb 100644
--- a/nuttx/configs/ntosd-dm320/nsh/defconfig
+++ b/nuttx/configs/ntosd-dm320/nsh/defconfig
@@ -218,7 +218,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ntosd-dm320/poll/defconfig b/nuttx/configs/ntosd-dm320/poll/defconfig
index 98b6d4b26..a8c70280a 100644
--- a/nuttx/configs/ntosd-dm320/poll/defconfig
+++ b/nuttx/configs/ntosd-dm320/poll/defconfig
@@ -216,7 +216,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="poll_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ntosd-dm320/thttpd/defconfig b/nuttx/configs/ntosd-dm320/thttpd/defconfig
index 715c8b216..c3b3c6c23 100644
--- a/nuttx/configs/ntosd-dm320/thttpd/defconfig
+++ b/nuttx/configs/ntosd-dm320/thttpd/defconfig
@@ -216,7 +216,6 @@ CONFIG_DEV_CONSOLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="thttp_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ntosd-dm320/udp/defconfig b/nuttx/configs/ntosd-dm320/udp/defconfig
index e7f085f90..1f6ff379c 100644
--- a/nuttx/configs/ntosd-dm320/udp/defconfig
+++ b/nuttx/configs/ntosd-dm320/udp/defconfig
@@ -216,7 +216,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="udp_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ntosd-dm320/webserver/defconfig b/nuttx/configs/ntosd-dm320/webserver/defconfig
index 0561d080c..c6a7ce245 100644
--- a/nuttx/configs/ntosd-dm320/webserver/defconfig
+++ b/nuttx/configs/ntosd-dm320/webserver/defconfig
@@ -216,7 +216,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="webserver_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/nucleo-f401re/nsh/defconfig b/nuttx/configs/nucleo-f401re/nsh/defconfig
index 229a6f1b1..6d679dec0 100644
--- a/nuttx/configs/nucleo-f401re/nsh/defconfig
+++ b/nuttx/configs/nucleo-f401re/nsh/defconfig
@@ -389,7 +389,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/nucleus2g/nsh/defconfig b/nuttx/configs/nucleus2g/nsh/defconfig
index 8c67481d7..b9dc30d80 100644
--- a/nuttx/configs/nucleus2g/nsh/defconfig
+++ b/nuttx/configs/nucleus2g/nsh/defconfig
@@ -290,7 +290,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/nucleus2g/usbmsc/defconfig b/nuttx/configs/nucleus2g/usbmsc/defconfig
index fca58cfc8..953297995 100644
--- a/nuttx/configs/nucleus2g/usbmsc/defconfig
+++ b/nuttx/configs/nucleus2g/usbmsc/defconfig
@@ -280,7 +280,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="msconn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/nucleus2g/usbserial/defconfig b/nuttx/configs/nucleus2g/usbserial/defconfig
index 81068bece..b74c5b690 100644
--- a/nuttx/configs/nucleus2g/usbserial/defconfig
+++ b/nuttx/configs/nucleus2g/usbserial/defconfig
@@ -259,7 +259,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="usbserial_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/nutiny-nuc120/nsh/defconfig b/nuttx/configs/nutiny-nuc120/nsh/defconfig
index ba18b9328..1e3d45607 100644
--- a/nuttx/configs/nutiny-nuc120/nsh/defconfig
+++ b/nuttx/configs/nutiny-nuc120/nsh/defconfig
@@ -253,7 +253,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc-h3131/nsh/defconfig b/nuttx/configs/olimex-lpc-h3131/nsh/defconfig
index 81733bf7a..896355a85 100644
--- a/nuttx/configs/olimex-lpc-h3131/nsh/defconfig
+++ b/nuttx/configs/olimex-lpc-h3131/nsh/defconfig
@@ -229,7 +229,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/ftpc/defconfig b/nuttx/configs/olimex-lpc1766stk/ftpc/defconfig
index d6f336a8d..965ea8d46 100644
--- a/nuttx/configs/olimex-lpc1766stk/ftpc/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/ftpc/defconfig
@@ -275,7 +275,6 @@ CONFIG_NSH_MMCSDSPIPORTNO=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/hidkbd/defconfig b/nuttx/configs/olimex-lpc1766stk/hidkbd/defconfig
index e3d1d7ec3..99ac5877e 100644
--- a/nuttx/configs/olimex-lpc1766stk/hidkbd/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/hidkbd/defconfig
@@ -282,7 +282,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/hidmouse/defconfig b/nuttx/configs/olimex-lpc1766stk/hidmouse/defconfig
index 8f0a31482..0b60ed060 100644
--- a/nuttx/configs/olimex-lpc1766stk/hidmouse/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/hidmouse/defconfig
@@ -284,7 +284,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/nettest/defconfig b/nuttx/configs/olimex-lpc1766stk/nettest/defconfig
index 1eced1361..7c70a3c5d 100644
--- a/nuttx/configs/olimex-lpc1766stk/nettest/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/nettest/defconfig
@@ -273,7 +273,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/nsh/defconfig b/nuttx/configs/olimex-lpc1766stk/nsh/defconfig
index 3114d067f..ab6ea6026 100644
--- a/nuttx/configs/olimex-lpc1766stk/nsh/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/nsh/defconfig
@@ -276,7 +276,6 @@ CONFIG_NSH_MMCSDSPIPORTNO=1
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/nx/defconfig b/nuttx/configs/olimex-lpc1766stk/nx/defconfig
index ea08b2f8b..d08960b7d 100644
--- a/nuttx/configs/olimex-lpc1766stk/nx/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/nx/defconfig
@@ -270,7 +270,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/slip-httpd/defconfig b/nuttx/configs/olimex-lpc1766stk/slip-httpd/defconfig
index 89d388e38..69967e5f2 100644
--- a/nuttx/configs/olimex-lpc1766stk/slip-httpd/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/slip-httpd/defconfig
@@ -264,7 +264,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/thttpd/defconfig b/nuttx/configs/olimex-lpc1766stk/thttpd/defconfig
index 338992ca4..ca0fafaa9 100644
--- a/nuttx/configs/olimex-lpc1766stk/thttpd/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/thttpd/defconfig
@@ -273,7 +273,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/usbmsc/defconfig b/nuttx/configs/olimex-lpc1766stk/usbmsc/defconfig
index 91f90240f..3f6ab42de 100644
--- a/nuttx/configs/olimex-lpc1766stk/usbmsc/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/usbmsc/defconfig
@@ -273,7 +273,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/usbserial/defconfig b/nuttx/configs/olimex-lpc1766stk/usbserial/defconfig
index caf4793a1..f459109a9 100644
--- a/nuttx/configs/olimex-lpc1766stk/usbserial/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/usbserial/defconfig
@@ -273,7 +273,6 @@ CONFIG_ARCH_HAVE_IRQBUTTONS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc1766stk/zmodem/defconfig b/nuttx/configs/olimex-lpc1766stk/zmodem/defconfig
index b4b503178..5f754f511 100644
--- a/nuttx/configs/olimex-lpc1766stk/zmodem/defconfig
+++ b/nuttx/configs/olimex-lpc1766stk/zmodem/defconfig
@@ -277,7 +277,6 @@ CONFIG_NSH_MMCSDSPIPORTNO=1
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-lpc2378/nsh/defconfig b/nuttx/configs/olimex-lpc2378/nsh/defconfig
index 4ee62ac3a..f964b70ad 100644
--- a/nuttx/configs/olimex-lpc2378/nsh/defconfig
+++ b/nuttx/configs/olimex-lpc2378/nsh/defconfig
@@ -222,7 +222,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-stm32-h405/nshusb/defconfig b/nuttx/configs/olimex-stm32-h405/nshusb/defconfig
index b10f73b11..96956cb7f 100644
--- a/nuttx/configs/olimex-stm32-h405/nshusb/defconfig
+++ b/nuttx/configs/olimex-stm32-h405/nshusb/defconfig
@@ -389,7 +389,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-stm32-p107/nsh/defconfig b/nuttx/configs/olimex-stm32-p107/nsh/defconfig
index d64bb62ff..76931fd4f 100644
--- a/nuttx/configs/olimex-stm32-p107/nsh/defconfig
+++ b/nuttx/configs/olimex-stm32-p107/nsh/defconfig
@@ -351,7 +351,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-stm32-p207/nsh/defconfig b/nuttx/configs/olimex-stm32-p207/nsh/defconfig
index 94065f50c..09adfb591 100644
--- a/nuttx/configs/olimex-stm32-p207/nsh/defconfig
+++ b/nuttx/configs/olimex-stm32-p207/nsh/defconfig
@@ -402,7 +402,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-strp711/nettest/defconfig b/nuttx/configs/olimex-strp711/nettest/defconfig
index b66edee05..90f81bbe1 100644
--- a/nuttx/configs/olimex-strp711/nettest/defconfig
+++ b/nuttx/configs/olimex-strp711/nettest/defconfig
@@ -241,7 +241,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/olimex-strp711/nsh/defconfig b/nuttx/configs/olimex-strp711/nsh/defconfig
index 521e8c303..a80394dc5 100644
--- a/nuttx/configs/olimex-strp711/nsh/defconfig
+++ b/nuttx/configs/olimex-strp711/nsh/defconfig
@@ -244,7 +244,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/open1788/knsh/defconfig b/nuttx/configs/open1788/knsh/defconfig
index 19d16ee3c..12c8b37fd 100644
--- a/nuttx/configs/open1788/knsh/defconfig
+++ b/nuttx/configs/open1788/knsh/defconfig
@@ -305,7 +305,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/open1788/nsh/defconfig b/nuttx/configs/open1788/nsh/defconfig
index 29a9c7c82..216453c3d 100644
--- a/nuttx/configs/open1788/nsh/defconfig
+++ b/nuttx/configs/open1788/nsh/defconfig
@@ -262,7 +262,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/open1788/nxlines/defconfig b/nuttx/configs/open1788/nxlines/defconfig
index d7cea2ce3..1707a7c27 100644
--- a/nuttx/configs/open1788/nxlines/defconfig
+++ b/nuttx/configs/open1788/nxlines/defconfig
@@ -295,7 +295,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxlines_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/p112/ostest/defconfig b/nuttx/configs/p112/ostest/defconfig
index f990259c3..23e5ef5e0 100644
--- a/nuttx/configs/p112/ostest/defconfig
+++ b/nuttx/configs/p112/ostest/defconfig
@@ -220,7 +220,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/pcblogic-pic32mx/nsh/defconfig b/nuttx/configs/pcblogic-pic32mx/nsh/defconfig
index 14b530395..bdd782026 100644
--- a/nuttx/configs/pcblogic-pic32mx/nsh/defconfig
+++ b/nuttx/configs/pcblogic-pic32mx/nsh/defconfig
@@ -315,7 +315,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/pcduino-a10/nsh/defconfig b/nuttx/configs/pcduino-a10/nsh/defconfig
index 86d278c6c..a647d4729 100644
--- a/nuttx/configs/pcduino-a10/nsh/defconfig
+++ b/nuttx/configs/pcduino-a10/nsh/defconfig
@@ -284,7 +284,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/pic32-starterkit/nsh/defconfig b/nuttx/configs/pic32-starterkit/nsh/defconfig
index 9f155f3ab..2fe0e5468 100644
--- a/nuttx/configs/pic32-starterkit/nsh/defconfig
+++ b/nuttx/configs/pic32-starterkit/nsh/defconfig
@@ -344,7 +344,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/pic32-starterkit/nsh2/defconfig b/nuttx/configs/pic32-starterkit/nsh2/defconfig
index 1de58362f..077362ac3 100644
--- a/nuttx/configs/pic32-starterkit/nsh2/defconfig
+++ b/nuttx/configs/pic32-starterkit/nsh2/defconfig
@@ -353,7 +353,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/pic32mx7mmb/nsh/defconfig b/nuttx/configs/pic32mx7mmb/nsh/defconfig
index 029085dec..3ae17449a 100644
--- a/nuttx/configs/pic32mx7mmb/nsh/defconfig
+++ b/nuttx/configs/pic32mx7mmb/nsh/defconfig
@@ -359,7 +359,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/pirelli_dpl10/nsh_highram/defconfig b/nuttx/configs/pirelli_dpl10/nsh_highram/defconfig
index acc1a590c..bc4d31edf 100644
--- a/nuttx/configs/pirelli_dpl10/nsh_highram/defconfig
+++ b/nuttx/configs/pirelli_dpl10/nsh_highram/defconfig
@@ -201,7 +201,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/pjrc-8051/defconfig b/nuttx/configs/pjrc-8051/defconfig
index 6480973ad..f508af256 100644
--- a/nuttx/configs/pjrc-8051/defconfig
+++ b/nuttx/configs/pjrc-8051/defconfig
@@ -165,7 +165,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/qemu-i486/nsh/defconfig b/nuttx/configs/qemu-i486/nsh/defconfig
index 8deea6625..f6c7d8f45 100644
--- a/nuttx/configs/qemu-i486/nsh/defconfig
+++ b/nuttx/configs/qemu-i486/nsh/defconfig
@@ -175,7 +175,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/qemu-i486/ostest/defconfig b/nuttx/configs/qemu-i486/ostest/defconfig
index f09c285f2..a2282f78b 100644
--- a/nuttx/configs/qemu-i486/ostest/defconfig
+++ b/nuttx/configs/qemu-i486/ostest/defconfig
@@ -174,7 +174,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/rgmp/arm/default/defconfig b/nuttx/configs/rgmp/arm/default/defconfig
index 3272bf6dc..548fb648c 100644
--- a/nuttx/configs/rgmp/arm/default/defconfig
+++ b/nuttx/configs/rgmp/arm/default/defconfig
@@ -159,7 +159,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="rgmp_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/rgmp/arm/nsh/defconfig b/nuttx/configs/rgmp/arm/nsh/defconfig
index 5be13a7cd..b6c6d3044 100644
--- a/nuttx/configs/rgmp/arm/nsh/defconfig
+++ b/nuttx/configs/rgmp/arm/nsh/defconfig
@@ -180,7 +180,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/rgmp/x86/cxxtest/defconfig b/nuttx/configs/rgmp/x86/cxxtest/defconfig
index eaef71993..71a4284c5 100644
--- a/nuttx/configs/rgmp/x86/cxxtest/defconfig
+++ b/nuttx/configs/rgmp/x86/cxxtest/defconfig
@@ -187,7 +187,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="cxxtest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/rgmp/x86/default/defconfig b/nuttx/configs/rgmp/x86/default/defconfig
index 49b671b68..60c5edec2 100644
--- a/nuttx/configs/rgmp/x86/default/defconfig
+++ b/nuttx/configs/rgmp/x86/default/defconfig
@@ -167,7 +167,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="rgmp_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/rgmp/x86/helloxx/defconfig b/nuttx/configs/rgmp/x86/helloxx/defconfig
index 6e955a214..ad45dbeb6 100644
--- a/nuttx/configs/rgmp/x86/helloxx/defconfig
+++ b/nuttx/configs/rgmp/x86/helloxx/defconfig
@@ -187,7 +187,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="helloxx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/rgmp/x86/nsh/defconfig b/nuttx/configs/rgmp/x86/nsh/defconfig
index ec63e9e74..729c97c5c 100644
--- a/nuttx/configs/rgmp/x86/nsh/defconfig
+++ b/nuttx/configs/rgmp/x86/nsh/defconfig
@@ -188,7 +188,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam3u-ek/knsh/defconfig b/nuttx/configs/sam3u-ek/knsh/defconfig
index b5cbdf282..b681d09a9 100644
--- a/nuttx/configs/sam3u-ek/knsh/defconfig
+++ b/nuttx/configs/sam3u-ek/knsh/defconfig
@@ -312,7 +312,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam3u-ek/nsh/defconfig b/nuttx/configs/sam3u-ek/nsh/defconfig
index c637b1825..c6cb8509d 100644
--- a/nuttx/configs/sam3u-ek/nsh/defconfig
+++ b/nuttx/configs/sam3u-ek/nsh/defconfig
@@ -305,7 +305,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam3u-ek/nx/defconfig b/nuttx/configs/sam3u-ek/nx/defconfig
index 8ccc5cdb8..7525bf8c2 100644
--- a/nuttx/configs/sam3u-ek/nx/defconfig
+++ b/nuttx/configs/sam3u-ek/nx/defconfig
@@ -304,7 +304,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam3u-ek/nxwm/defconfig b/nuttx/configs/sam3u-ek/nxwm/defconfig
index 4cf822037..18d6b9fdd 100644
--- a/nuttx/configs/sam3u-ek/nxwm/defconfig
+++ b/nuttx/configs/sam3u-ek/nxwm/defconfig
@@ -309,7 +309,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam4e-ek/nsh/defconfig b/nuttx/configs/sam4e-ek/nsh/defconfig
index 69c54dac5..b232ddc1e 100644
--- a/nuttx/configs/sam4e-ek/nsh/defconfig
+++ b/nuttx/configs/sam4e-ek/nsh/defconfig
@@ -361,7 +361,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam4e-ek/usbnsh/defconfig b/nuttx/configs/sam4e-ek/usbnsh/defconfig
index 935dacfae..83d2a4093 100644
--- a/nuttx/configs/sam4e-ek/usbnsh/defconfig
+++ b/nuttx/configs/sam4e-ek/usbnsh/defconfig
@@ -366,7 +366,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam4l-xplained/nsh/defconfig b/nuttx/configs/sam4l-xplained/nsh/defconfig
index 7ae036f74..fc955a3d9 100644
--- a/nuttx/configs/sam4l-xplained/nsh/defconfig
+++ b/nuttx/configs/sam4l-xplained/nsh/defconfig
@@ -328,7 +328,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam4s-xplained-pro/nsh/defconfig b/nuttx/configs/sam4s-xplained-pro/nsh/defconfig
index 74ea38bc8..b8e7bfeb7 100644
--- a/nuttx/configs/sam4s-xplained-pro/nsh/defconfig
+++ b/nuttx/configs/sam4s-xplained-pro/nsh/defconfig
@@ -326,7 +326,6 @@ CONFIG_SAM4S_XPLAINED_PRO_CPULOAD_TIMER_DEVPATH="/dev/tc0"
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sam4s-xplained/nsh/defconfig b/nuttx/configs/sam4s-xplained/nsh/defconfig
index cd4c790ea..052e79830 100644
--- a/nuttx/configs/sam4s-xplained/nsh/defconfig
+++ b/nuttx/configs/sam4s-xplained/nsh/defconfig
@@ -307,7 +307,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3-xplained/nsh/defconfig b/nuttx/configs/sama5d3-xplained/nsh/defconfig
index 55a7f98e4..2927a45a9 100644
--- a/nuttx/configs/sama5d3-xplained/nsh/defconfig
+++ b/nuttx/configs/sama5d3-xplained/nsh/defconfig
@@ -310,7 +310,6 @@ CONFIG_SAMA5D3XPLAINED_396MHZ=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/demo/defconfig b/nuttx/configs/sama5d3x-ek/demo/defconfig
index a0ca86aef..cb2b61b6c 100644
--- a/nuttx/configs/sama5d3x-ek/demo/defconfig
+++ b/nuttx/configs/sama5d3x-ek/demo/defconfig
@@ -367,7 +367,6 @@ CONFIG_SAMA5D3xEK_AT25_FTL=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/hello/defconfig b/nuttx/configs/sama5d3x-ek/hello/defconfig
index f4a1c5df3..b6717f8d3 100644
--- a/nuttx/configs/sama5d3x-ek/hello/defconfig
+++ b/nuttx/configs/sama5d3x-ek/hello/defconfig
@@ -291,7 +291,6 @@ CONFIG_SAMA5D3xEK_396MHZ=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/norboot/defconfig b/nuttx/configs/sama5d3x-ek/norboot/defconfig
index bdfc03f5b..b75968ae9 100644
--- a/nuttx/configs/sama5d3x-ek/norboot/defconfig
+++ b/nuttx/configs/sama5d3x-ek/norboot/defconfig
@@ -305,7 +305,6 @@ CONFIG_SAMA5D3xEK_NOR_MAIN=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/nsh/defconfig b/nuttx/configs/sama5d3x-ek/nsh/defconfig
index b05657abb..a61b3ff83 100644
--- a/nuttx/configs/sama5d3x-ek/nsh/defconfig
+++ b/nuttx/configs/sama5d3x-ek/nsh/defconfig
@@ -313,7 +313,6 @@ CONFIG_SAMA5D3xEK_396MHZ=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/nx/defconfig b/nuttx/configs/sama5d3x-ek/nx/defconfig
index 226435765..f1def5693 100644
--- a/nuttx/configs/sama5d3x-ek/nx/defconfig
+++ b/nuttx/configs/sama5d3x-ek/nx/defconfig
@@ -350,7 +350,6 @@ CONFIG_SAMA5D3xEK_MT47H128M16RT=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/nxplayer/defconfig b/nuttx/configs/sama5d3x-ek/nxplayer/defconfig
index 3045e348a..be017823e 100644
--- a/nuttx/configs/sama5d3x-ek/nxplayer/defconfig
+++ b/nuttx/configs/sama5d3x-ek/nxplayer/defconfig
@@ -372,7 +372,6 @@ CONFIG_SAMA5D3xEK_WM8904_SRCMAIN=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/nxwm/defconfig b/nuttx/configs/sama5d3x-ek/nxwm/defconfig
index d3d02bf0d..86cab4175 100644
--- a/nuttx/configs/sama5d3x-ek/nxwm/defconfig
+++ b/nuttx/configs/sama5d3x-ek/nxwm/defconfig
@@ -383,7 +383,6 @@ CONFIG_SAMA5D3xEK_TSD_DEVMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d3x-ek/ov2640/defconfig b/nuttx/configs/sama5d3x-ek/ov2640/defconfig
index d1fb81118..60906f60f 100644
--- a/nuttx/configs/sama5d3x-ek/ov2640/defconfig
+++ b/nuttx/configs/sama5d3x-ek/ov2640/defconfig
@@ -356,7 +356,6 @@ CONFIG_SAMA5D3xEK_OV2640_DEMO=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d4-ek/at25boot/defconfig b/nuttx/configs/sama5d4-ek/at25boot/defconfig
index 4f923e7f4..97d01cb46 100644
--- a/nuttx/configs/sama5d4-ek/at25boot/defconfig
+++ b/nuttx/configs/sama5d4-ek/at25boot/defconfig
@@ -330,7 +330,6 @@ CONFIG_SAMA5D4EK_AT25_CHARDEV=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d4-ek/dramboot/defconfig b/nuttx/configs/sama5d4-ek/dramboot/defconfig
index bbd016d57..66b6a8e0b 100644
--- a/nuttx/configs/sama5d4-ek/dramboot/defconfig
+++ b/nuttx/configs/sama5d4-ek/dramboot/defconfig
@@ -328,7 +328,6 @@ CONFIG_SAMA5D4EK_DRAM_MAIN=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d4-ek/nsh/defconfig b/nuttx/configs/sama5d4-ek/nsh/defconfig
index aa33fc1ca..1ce6544a0 100644
--- a/nuttx/configs/sama5d4-ek/nsh/defconfig
+++ b/nuttx/configs/sama5d4-ek/nsh/defconfig
@@ -430,7 +430,6 @@ CONFIG_SAMA5D4EK_MXT_DEVMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d4-ek/nxwm/defconfig b/nuttx/configs/sama5d4-ek/nxwm/defconfig
index 8fa1341b8..ae2f2d60b 100644
--- a/nuttx/configs/sama5d4-ek/nxwm/defconfig
+++ b/nuttx/configs/sama5d4-ek/nxwm/defconfig
@@ -430,7 +430,6 @@ CONFIG_SAMA5D4EK_MXT_DEVMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sama5d4-ek/ramtest/defconfig b/nuttx/configs/sama5d4-ek/ramtest/defconfig
index 663b9257c..3db1a7752 100644
--- a/nuttx/configs/sama5d4-ek/ramtest/defconfig
+++ b/nuttx/configs/sama5d4-ek/ramtest/defconfig
@@ -321,7 +321,6 @@ CONFIG_SAMA5D4EK_MT47H128M16RT=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/samd20-xplained/nsh/defconfig b/nuttx/configs/samd20-xplained/nsh/defconfig
index 227b359de..2813633fc 100644
--- a/nuttx/configs/samd20-xplained/nsh/defconfig
+++ b/nuttx/configs/samd20-xplained/nsh/defconfig
@@ -281,7 +281,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/shenzhou/nsh/defconfig b/nuttx/configs/shenzhou/nsh/defconfig
index 05dcf083f..59985071d 100644
--- a/nuttx/configs/shenzhou/nsh/defconfig
+++ b/nuttx/configs/shenzhou/nsh/defconfig
@@ -278,7 +278,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/shenzhou/nxwm/defconfig b/nuttx/configs/shenzhou/nxwm/defconfig
index 33e80895e..24eafa29e 100644
--- a/nuttx/configs/shenzhou/nxwm/defconfig
+++ b/nuttx/configs/shenzhou/nxwm/defconfig
@@ -416,7 +416,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/shenzhou/thttpd/defconfig b/nuttx/configs/shenzhou/thttpd/defconfig
index a5f7437ef..a574cd1c7 100644
--- a/nuttx/configs/shenzhou/thttpd/defconfig
+++ b/nuttx/configs/shenzhou/thttpd/defconfig
@@ -265,7 +265,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="thttp_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/configdata/defconfig b/nuttx/configs/sim/configdata/defconfig
index 199e6c5dc..142ea9c16 100644
--- a/nuttx/configs/sim/configdata/defconfig
+++ b/nuttx/configs/sim/configdata/defconfig
@@ -176,7 +176,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="configdata_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/sim/cxxtest/defconfig b/nuttx/configs/sim/cxxtest/defconfig
index 8e1770181..2672e1ac7 100644
--- a/nuttx/configs/sim/cxxtest/defconfig
+++ b/nuttx/configs/sim/cxxtest/defconfig
@@ -177,7 +177,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=4
 CONFIG_USER_ENTRYPOINT="cxxtest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/mount/defconfig b/nuttx/configs/sim/mount/defconfig
index 8818650a7..9b4662699 100644
--- a/nuttx/configs/sim/mount/defconfig
+++ b/nuttx/configs/sim/mount/defconfig
@@ -176,7 +176,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="mount_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/mtdpart/defconfig b/nuttx/configs/sim/mtdpart/defconfig
index d45965888..c5036f665 100644
--- a/nuttx/configs/sim/mtdpart/defconfig
+++ b/nuttx/configs/sim/mtdpart/defconfig
@@ -176,7 +176,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="mtdpart_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/sim/nettest/defconfig b/nuttx/configs/sim/nettest/defconfig
index 1534fd11e..09ccf3843 100755
--- a/nuttx/configs/sim/nettest/defconfig
+++ b/nuttx/configs/sim/nettest/defconfig
@@ -137,7 +137,6 @@ CONFIG_ARCH_BOARD="sim"
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/nsh/defconfig b/nuttx/configs/sim/nsh/defconfig
index fe0caef68..8a8d1b00e 100644
--- a/nuttx/configs/sim/nsh/defconfig
+++ b/nuttx/configs/sim/nsh/defconfig
@@ -137,7 +137,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/nsh2/defconfig b/nuttx/configs/sim/nsh2/defconfig
index 0be30d738..435653aaf 100644
--- a/nuttx/configs/sim/nsh2/defconfig
+++ b/nuttx/configs/sim/nsh2/defconfig
@@ -164,7 +164,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/nx/defconfig b/nuttx/configs/sim/nx/defconfig
index 027cafc0e..dd4250e92 100644
--- a/nuttx/configs/sim/nx/defconfig
+++ b/nuttx/configs/sim/nx/defconfig
@@ -181,7 +181,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/nx11/defconfig b/nuttx/configs/sim/nx11/defconfig
index d254a6879..0cc3ab799 100644
--- a/nuttx/configs/sim/nx11/defconfig
+++ b/nuttx/configs/sim/nx11/defconfig
@@ -182,7 +182,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/nxffs/defconfig b/nuttx/configs/sim/nxffs/defconfig
index 696804dc7..a833eed40 100644
--- a/nuttx/configs/sim/nxffs/defconfig
+++ b/nuttx/configs/sim/nxffs/defconfig
@@ -157,7 +157,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxffs_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/sim/nxlines/defconfig b/nuttx/configs/sim/nxlines/defconfig
index 64bd0c8e5..64828d3e7 100644
--- a/nuttx/configs/sim/nxlines/defconfig
+++ b/nuttx/configs/sim/nxlines/defconfig
@@ -169,7 +169,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxlines_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/nxwm/defconfig b/nuttx/configs/sim/nxwm/defconfig
index 437f1464e..eafc479c8 100644
--- a/nuttx/configs/sim/nxwm/defconfig
+++ b/nuttx/configs/sim/nxwm/defconfig
@@ -165,7 +165,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/ostest/defconfig b/nuttx/configs/sim/ostest/defconfig
index 721489808..fdcc46589 100644
--- a/nuttx/configs/sim/ostest/defconfig
+++ b/nuttx/configs/sim/ostest/defconfig
@@ -177,7 +177,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/pashello/defconfig b/nuttx/configs/sim/pashello/defconfig
index 211b798e8..c32a96920 100644
--- a/nuttx/configs/sim/pashello/defconfig
+++ b/nuttx/configs/sim/pashello/defconfig
@@ -136,7 +136,6 @@ CONFIG_ARCH_BOARD="sim"
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sim/touchscreen/defconfig b/nuttx/configs/sim/touchscreen/defconfig
index 0a598373d..2b55275d1 100644
--- a/nuttx/configs/sim/touchscreen/defconfig
+++ b/nuttx/configs/sim/touchscreen/defconfig
@@ -186,7 +186,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="tc_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/skp16c26/ostest/defconfig b/nuttx/configs/skp16c26/ostest/defconfig
index 43e6e6ee1..e7cd32cdf 100644
--- a/nuttx/configs/skp16c26/ostest/defconfig
+++ b/nuttx/configs/skp16c26/ostest/defconfig
@@ -162,7 +162,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/spark/usbserial/defconfig b/nuttx/configs/spark/usbserial/defconfig
index 3a95f4867..cf021438b 100644
--- a/nuttx/configs/spark/usbserial/defconfig
+++ b/nuttx/configs/spark/usbserial/defconfig
@@ -384,7 +384,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="usbserial_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/buttons/defconfig b/nuttx/configs/stm3210e-eval/buttons/defconfig
index 058bacb49..901b34438 100644
--- a/nuttx/configs/stm3210e-eval/buttons/defconfig
+++ b/nuttx/configs/stm3210e-eval/buttons/defconfig
@@ -387,7 +387,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="buttons_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/composite/defconfig b/nuttx/configs/stm3210e-eval/composite/defconfig
index 69d2c9267..e9ba6c79c 100644
--- a/nuttx/configs/stm3210e-eval/composite/defconfig
+++ b/nuttx/configs/stm3210e-eval/composite/defconfig
@@ -395,7 +395,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="conn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/nsh/defconfig b/nuttx/configs/stm3210e-eval/nsh/defconfig
index d615637cc..f879621dc 100644
--- a/nuttx/configs/stm3210e-eval/nsh/defconfig
+++ b/nuttx/configs/stm3210e-eval/nsh/defconfig
@@ -398,7 +398,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/nsh2/defconfig b/nuttx/configs/stm3210e-eval/nsh2/defconfig
index 361c34e7d..ef6d9e88b 100644
--- a/nuttx/configs/stm3210e-eval/nsh2/defconfig
+++ b/nuttx/configs/stm3210e-eval/nsh2/defconfig
@@ -413,7 +413,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/nx/defconfig b/nuttx/configs/stm3210e-eval/nx/defconfig
index 25e77c610..e5193dad2 100644
--- a/nuttx/configs/stm3210e-eval/nx/defconfig
+++ b/nuttx/configs/stm3210e-eval/nx/defconfig
@@ -403,7 +403,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nx_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/nxconsole/defconfig b/nuttx/configs/stm3210e-eval/nxconsole/defconfig
index c506799e6..ff947f962 100644
--- a/nuttx/configs/stm3210e-eval/nxconsole/defconfig
+++ b/nuttx/configs/stm3210e-eval/nxconsole/defconfig
@@ -393,7 +393,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/pm/defconfig b/nuttx/configs/stm3210e-eval/pm/defconfig
index 5ab88d602..a3b02be5c 100644
--- a/nuttx/configs/stm3210e-eval/pm/defconfig
+++ b/nuttx/configs/stm3210e-eval/pm/defconfig
@@ -410,7 +410,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/usbmsc/defconfig b/nuttx/configs/stm3210e-eval/usbmsc/defconfig
index 61272fa29..aa4cb26a8 100644
--- a/nuttx/configs/stm3210e-eval/usbmsc/defconfig
+++ b/nuttx/configs/stm3210e-eval/usbmsc/defconfig
@@ -388,7 +388,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="msconn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3210e-eval/usbserial/defconfig b/nuttx/configs/stm3210e-eval/usbserial/defconfig
index 1a536b6bf..598e7f3c1 100644
--- a/nuttx/configs/stm3210e-eval/usbserial/defconfig
+++ b/nuttx/configs/stm3210e-eval/usbserial/defconfig
@@ -379,7 +379,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="usbserial_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3220g-eval/dhcpd/defconfig b/nuttx/configs/stm3220g-eval/dhcpd/defconfig
index d252bd1d7..a58a11c95 100644
--- a/nuttx/configs/stm3220g-eval/dhcpd/defconfig
+++ b/nuttx/configs/stm3220g-eval/dhcpd/defconfig
@@ -414,7 +414,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="dhcpd_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3220g-eval/nettest/defconfig b/nuttx/configs/stm3220g-eval/nettest/defconfig
index 5ffe0add6..822c11f27 100644
--- a/nuttx/configs/stm3220g-eval/nettest/defconfig
+++ b/nuttx/configs/stm3220g-eval/nettest/defconfig
@@ -414,7 +414,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3220g-eval/nsh/defconfig b/nuttx/configs/stm3220g-eval/nsh/defconfig
index ea16fd6b1..4ef7143ef 100644
--- a/nuttx/configs/stm3220g-eval/nsh/defconfig
+++ b/nuttx/configs/stm3220g-eval/nsh/defconfig
@@ -418,7 +418,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3220g-eval/nsh2/defconfig b/nuttx/configs/stm3220g-eval/nsh2/defconfig
index 45663526c..eea45f74f 100644
--- a/nuttx/configs/stm3220g-eval/nsh2/defconfig
+++ b/nuttx/configs/stm3220g-eval/nsh2/defconfig
@@ -426,7 +426,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3220g-eval/nxwm/defconfig b/nuttx/configs/stm3220g-eval/nxwm/defconfig
index a52ccd89b..1d52a7e1e 100644
--- a/nuttx/configs/stm3220g-eval/nxwm/defconfig
+++ b/nuttx/configs/stm3220g-eval/nxwm/defconfig
@@ -432,7 +432,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3220g-eval/telnetd/defconfig b/nuttx/configs/stm3220g-eval/telnetd/defconfig
index 310a83d55..0294aa40b 100644
--- a/nuttx/configs/stm3220g-eval/telnetd/defconfig
+++ b/nuttx/configs/stm3220g-eval/telnetd/defconfig
@@ -414,7 +414,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="shell_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/dhcpd/defconfig b/nuttx/configs/stm3240g-eval/dhcpd/defconfig
index a5d77338b..2d7e3c9d5 100644
--- a/nuttx/configs/stm3240g-eval/dhcpd/defconfig
+++ b/nuttx/configs/stm3240g-eval/dhcpd/defconfig
@@ -416,7 +416,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="dhcpd_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/discover/defconfig b/nuttx/configs/stm3240g-eval/discover/defconfig
index 821892df7..a681e0228 100644
--- a/nuttx/configs/stm3240g-eval/discover/defconfig
+++ b/nuttx/configs/stm3240g-eval/discover/defconfig
@@ -444,7 +444,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="discover_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/knxwm/defconfig b/nuttx/configs/stm3240g-eval/knxwm/defconfig
index 340d32692..92506b2dd 100644
--- a/nuttx/configs/stm3240g-eval/knxwm/defconfig
+++ b/nuttx/configs/stm3240g-eval/knxwm/defconfig
@@ -422,7 +422,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/nettest/defconfig b/nuttx/configs/stm3240g-eval/nettest/defconfig
index 5266e615e..60c139600 100644
--- a/nuttx/configs/stm3240g-eval/nettest/defconfig
+++ b/nuttx/configs/stm3240g-eval/nettest/defconfig
@@ -416,7 +416,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nettest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/nsh/defconfig b/nuttx/configs/stm3240g-eval/nsh/defconfig
index 65fcc8c5f..ccf3feba0 100644
--- a/nuttx/configs/stm3240g-eval/nsh/defconfig
+++ b/nuttx/configs/stm3240g-eval/nsh/defconfig
@@ -427,7 +427,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/nsh2/defconfig b/nuttx/configs/stm3240g-eval/nsh2/defconfig
index 46e17f4b1..743855c3f 100644
--- a/nuttx/configs/stm3240g-eval/nsh2/defconfig
+++ b/nuttx/configs/stm3240g-eval/nsh2/defconfig
@@ -428,7 +428,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/nxconsole/defconfig b/nuttx/configs/stm3240g-eval/nxconsole/defconfig
index 22cc4a9cd..17c28b83e 100644
--- a/nuttx/configs/stm3240g-eval/nxconsole/defconfig
+++ b/nuttx/configs/stm3240g-eval/nxconsole/defconfig
@@ -432,7 +432,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/nxwm/defconfig b/nuttx/configs/stm3240g-eval/nxwm/defconfig
index 119448ec3..a7632e18d 100644
--- a/nuttx/configs/stm3240g-eval/nxwm/defconfig
+++ b/nuttx/configs/stm3240g-eval/nxwm/defconfig
@@ -433,7 +433,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=1
 CONFIG_USER_ENTRYPOINT="nxwm_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/telnetd/defconfig b/nuttx/configs/stm3240g-eval/telnetd/defconfig
index 4fdd3e2bd..3141d9d98 100644
--- a/nuttx/configs/stm3240g-eval/telnetd/defconfig
+++ b/nuttx/configs/stm3240g-eval/telnetd/defconfig
@@ -416,7 +416,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="shell_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm3240g-eval/webserver/defconfig b/nuttx/configs/stm3240g-eval/webserver/defconfig
index 5d518736d..7880c3f3e 100644
--- a/nuttx/configs/stm3240g-eval/webserver/defconfig
+++ b/nuttx/configs/stm3240g-eval/webserver/defconfig
@@ -419,7 +419,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="webserver_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f100rc_generic/nsh/defconfig b/nuttx/configs/stm32f100rc_generic/nsh/defconfig
index 5b04bae76..16a846286 100644
--- a/nuttx/configs/stm32f100rc_generic/nsh/defconfig
+++ b/nuttx/configs/stm32f100rc_generic/nsh/defconfig
@@ -255,7 +255,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f3discovery/nsh/defconfig b/nuttx/configs/stm32f3discovery/nsh/defconfig
index 311bd2518..472664380 100644
--- a/nuttx/configs/stm32f3discovery/nsh/defconfig
+++ b/nuttx/configs/stm32f3discovery/nsh/defconfig
@@ -345,7 +345,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f3discovery/usbnsh/defconfig b/nuttx/configs/stm32f3discovery/usbnsh/defconfig
index 190be82b8..a6d9ea1f3 100644
--- a/nuttx/configs/stm32f3discovery/usbnsh/defconfig
+++ b/nuttx/configs/stm32f3discovery/usbnsh/defconfig
@@ -337,7 +337,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f429i-disco/extflash/defconfig b/nuttx/configs/stm32f429i-disco/extflash/defconfig
index b5ad2dfd0..01c5b1f2d 100644
--- a/nuttx/configs/stm32f429i-disco/extflash/defconfig
+++ b/nuttx/configs/stm32f429i-disco/extflash/defconfig
@@ -440,7 +440,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f429i-disco/nsh/defconfig b/nuttx/configs/stm32f429i-disco/nsh/defconfig
index 7ab2d4f15..c266e0d65 100644
--- a/nuttx/configs/stm32f429i-disco/nsh/defconfig
+++ b/nuttx/configs/stm32f429i-disco/nsh/defconfig
@@ -425,7 +425,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f429i-disco/usbmsc/defconfig b/nuttx/configs/stm32f429i-disco/usbmsc/defconfig
index bfa37b739..a192adfb3 100644
--- a/nuttx/configs/stm32f429i-disco/usbmsc/defconfig
+++ b/nuttx/configs/stm32f429i-disco/usbmsc/defconfig
@@ -438,7 +438,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f429i-disco/usbnsh/defconfig b/nuttx/configs/stm32f429i-disco/usbnsh/defconfig
index a10db0174..2b8cd9679 100644
--- a/nuttx/configs/stm32f429i-disco/usbnsh/defconfig
+++ b/nuttx/configs/stm32f429i-disco/usbnsh/defconfig
@@ -435,7 +435,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/cxxtest/defconfig b/nuttx/configs/stm32f4discovery/cxxtest/defconfig
index 63a5da192..ef8788562 100644
--- a/nuttx/configs/stm32f4discovery/cxxtest/defconfig
+++ b/nuttx/configs/stm32f4discovery/cxxtest/defconfig
@@ -399,7 +399,6 @@ CONFIG_SCHED_ONEXIT=y
 CONFIG_SCHED_ONEXIT_MAX=4
 CONFIG_USER_ENTRYPOINT="cxxtest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/elf/defconfig b/nuttx/configs/stm32f4discovery/elf/defconfig
index b9e803fa3..58d81d0d9 100644
--- a/nuttx/configs/stm32f4discovery/elf/defconfig
+++ b/nuttx/configs/stm32f4discovery/elf/defconfig
@@ -398,7 +398,6 @@ CONFIG_SCHED_STARTHOOK=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="elf_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/kostest/defconfig b/nuttx/configs/stm32f4discovery/kostest/defconfig
index 28385e3f9..8f60d6500 100644
--- a/nuttx/configs/stm32f4discovery/kostest/defconfig
+++ b/nuttx/configs/stm32f4discovery/kostest/defconfig
@@ -404,7 +404,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/nsh/defconfig b/nuttx/configs/stm32f4discovery/nsh/defconfig
index 3bf9bf1dd..4cd358e2b 100644
--- a/nuttx/configs/stm32f4discovery/nsh/defconfig
+++ b/nuttx/configs/stm32f4discovery/nsh/defconfig
@@ -407,7 +407,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/nxlines/defconfig b/nuttx/configs/stm32f4discovery/nxlines/defconfig
index 1be726ab7..21e5cba0c 100644
--- a/nuttx/configs/stm32f4discovery/nxlines/defconfig
+++ b/nuttx/configs/stm32f4discovery/nxlines/defconfig
@@ -408,7 +408,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxlines_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/pm/defconfig b/nuttx/configs/stm32f4discovery/pm/defconfig
index 00a473265..8fafc0d03 100644
--- a/nuttx/configs/stm32f4discovery/pm/defconfig
+++ b/nuttx/configs/stm32f4discovery/pm/defconfig
@@ -409,7 +409,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/posix_spawn/defconfig b/nuttx/configs/stm32f4discovery/posix_spawn/defconfig
index 00f192a5a..7af10213a 100644
--- a/nuttx/configs/stm32f4discovery/posix_spawn/defconfig
+++ b/nuttx/configs/stm32f4discovery/posix_spawn/defconfig
@@ -398,7 +398,6 @@ CONFIG_SCHED_STARTHOOK=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="spawn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/usbnsh/defconfig b/nuttx/configs/stm32f4discovery/usbnsh/defconfig
index 03c7a0653..485093022 100644
--- a/nuttx/configs/stm32f4discovery/usbnsh/defconfig
+++ b/nuttx/configs/stm32f4discovery/usbnsh/defconfig
@@ -407,7 +407,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32f4discovery/winbuild/defconfig b/nuttx/configs/stm32f4discovery/winbuild/defconfig
index f83e38ccd..8cd376545 100644
--- a/nuttx/configs/stm32f4discovery/winbuild/defconfig
+++ b/nuttx/configs/stm32f4discovery/winbuild/defconfig
@@ -268,7 +268,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32ldiscovery/nsh/defconfig b/nuttx/configs/stm32ldiscovery/nsh/defconfig
index dbfcb4a34..4f9d0ccb5 100644
--- a/nuttx/configs/stm32ldiscovery/nsh/defconfig
+++ b/nuttx/configs/stm32ldiscovery/nsh/defconfig
@@ -329,7 +329,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/stm32vldiscovery/nsh/defconfig b/nuttx/configs/stm32vldiscovery/nsh/defconfig
index 1047d374f..ff3e08395 100644
--- a/nuttx/configs/stm32vldiscovery/nsh/defconfig
+++ b/nuttx/configs/stm32vldiscovery/nsh/defconfig
@@ -257,7 +257,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sure-pic32mx/nsh/defconfig b/nuttx/configs/sure-pic32mx/nsh/defconfig
index 55bfadc8c..ad808878e 100644
--- a/nuttx/configs/sure-pic32mx/nsh/defconfig
+++ b/nuttx/configs/sure-pic32mx/nsh/defconfig
@@ -317,7 +317,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/sure-pic32mx/usbnsh/defconfig b/nuttx/configs/sure-pic32mx/usbnsh/defconfig
index c9030c54e..00a11f83f 100644
--- a/nuttx/configs/sure-pic32mx/usbnsh/defconfig
+++ b/nuttx/configs/sure-pic32mx/usbnsh/defconfig
@@ -318,7 +318,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/teensy/hello/defconfig b/nuttx/configs/teensy/hello/defconfig
index 18dac223f..ebab93ef4 100644
--- a/nuttx/configs/teensy/hello/defconfig
+++ b/nuttx/configs/teensy/hello/defconfig
@@ -189,7 +189,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="hello_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/teensy/nsh/defconfig b/nuttx/configs/teensy/nsh/defconfig
index 9137ea0d4..320d8d6e6 100644
--- a/nuttx/configs/teensy/nsh/defconfig
+++ b/nuttx/configs/teensy/nsh/defconfig
@@ -190,7 +190,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/teensy/usbmsc/defconfig b/nuttx/configs/teensy/usbmsc/defconfig
index 216f57587..eff8ed290 100644
--- a/nuttx/configs/teensy/usbmsc/defconfig
+++ b/nuttx/configs/teensy/usbmsc/defconfig
@@ -188,7 +188,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="msconn_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/tm4c123g-launchpad/nsh/defconfig b/nuttx/configs/tm4c123g-launchpad/nsh/defconfig
index 70dcefccd..2cac6e0ef 100644
--- a/nuttx/configs/tm4c123g-launchpad/nsh/defconfig
+++ b/nuttx/configs/tm4c123g-launchpad/nsh/defconfig
@@ -259,7 +259,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/twr-k60n512/nsh/defconfig b/nuttx/configs/twr-k60n512/nsh/defconfig
index 4c1e18e6d..c90cebadc 100644
--- a/nuttx/configs/twr-k60n512/nsh/defconfig
+++ b/nuttx/configs/twr-k60n512/nsh/defconfig
@@ -249,7 +249,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/ubw32/nsh/defconfig b/nuttx/configs/ubw32/nsh/defconfig
index 8665d266b..208ea8587 100644
--- a/nuttx/configs/ubw32/nsh/defconfig
+++ b/nuttx/configs/ubw32/nsh/defconfig
@@ -345,7 +345,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/us7032evb1/nsh/defconfig b/nuttx/configs/us7032evb1/nsh/defconfig
index 35d49da68..da3c982ff 100644
--- a/nuttx/configs/us7032evb1/nsh/defconfig
+++ b/nuttx/configs/us7032evb1/nsh/defconfig
@@ -183,7 +183,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/us7032evb1/ostest/defconfig b/nuttx/configs/us7032evb1/ostest/defconfig
index 438269155..3f5fb608f 100644
--- a/nuttx/configs/us7032evb1/ostest/defconfig
+++ b/nuttx/configs/us7032evb1/ostest/defconfig
@@ -182,7 +182,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/viewtool-stm32f107/highpri/defconfig b/nuttx/configs/viewtool-stm32f107/highpri/defconfig
index 8a7733394..2c170a650 100644
--- a/nuttx/configs/viewtool-stm32f107/highpri/defconfig
+++ b/nuttx/configs/viewtool-stm32f107/highpri/defconfig
@@ -381,7 +381,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="highpri_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/viewtool-stm32f107/netnsh/defconfig b/nuttx/configs/viewtool-stm32f107/netnsh/defconfig
index 27e4ae252..d3ccd5e6a 100644
--- a/nuttx/configs/viewtool-stm32f107/netnsh/defconfig
+++ b/nuttx/configs/viewtool-stm32f107/netnsh/defconfig
@@ -420,7 +420,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/viewtool-stm32f107/nsh/defconfig b/nuttx/configs/viewtool-stm32f107/nsh/defconfig
index 9b9ae6850..2113c4241 100644
--- a/nuttx/configs/viewtool-stm32f107/nsh/defconfig
+++ b/nuttx/configs/viewtool-stm32f107/nsh/defconfig
@@ -397,7 +397,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/vsn/nsh/defconfig b/nuttx/configs/vsn/nsh/defconfig
index 730ea5b68..79deec5c5 100644
--- a/nuttx/configs/vsn/nsh/defconfig
+++ b/nuttx/configs/vsn/nsh/defconfig
@@ -412,7 +412,6 @@ CONFIG_SCHED_WAITPID=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/xtrs/nsh/defconfig b/nuttx/configs/xtrs/nsh/defconfig
index 82eb52944..262797c68 100644
--- a/nuttx/configs/xtrs/nsh/defconfig
+++ b/nuttx/configs/xtrs/nsh/defconfig
@@ -140,7 +140,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/xtrs/ostest/defconfig b/nuttx/configs/xtrs/ostest/defconfig
index 187f82647..c28097a34 100644
--- a/nuttx/configs/xtrs/ostest/defconfig
+++ b/nuttx/configs/xtrs/ostest/defconfig
@@ -139,7 +139,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/xtrs/pashello/defconfig b/nuttx/configs/xtrs/pashello/defconfig
index a1b788b4c..88445242c 100644
--- a/nuttx/configs/xtrs/pashello/defconfig
+++ b/nuttx/configs/xtrs/pashello/defconfig
@@ -140,7 +140,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="pashello_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/z16f2800100zcog/nsh/defconfig b/nuttx/configs/z16f2800100zcog/nsh/defconfig
index 85ad67ae7..9127639fd 100644
--- a/nuttx/configs/z16f2800100zcog/nsh/defconfig
+++ b/nuttx/configs/z16f2800100zcog/nsh/defconfig
@@ -183,7 +183,6 @@ CONFIG_NSH_MMCSDMINOR=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/z16f2800100zcog/ostest/defconfig b/nuttx/configs/z16f2800100zcog/ostest/defconfig
index 52928e62f..e13799c3c 100644
--- a/nuttx/configs/z16f2800100zcog/ostest/defconfig
+++ b/nuttx/configs/z16f2800100zcog/ostest/defconfig
@@ -189,7 +189,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/z16f2800100zcog/pashello/defconfig b/nuttx/configs/z16f2800100zcog/pashello/defconfig
index 1d9ae2e98..eac9d5203 100644
--- a/nuttx/configs/z16f2800100zcog/pashello/defconfig
+++ b/nuttx/configs/z16f2800100zcog/pashello/defconfig
@@ -163,7 +163,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="pashello_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/z80sim/nsh/defconfig b/nuttx/configs/z80sim/nsh/defconfig
index 6e1152cbc..f576bb755 100644
--- a/nuttx/configs/z80sim/nsh/defconfig
+++ b/nuttx/configs/z80sim/nsh/defconfig
@@ -140,7 +140,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/z80sim/ostest/defconfig b/nuttx/configs/z80sim/ostest/defconfig
index 5e36aa939..e8a005a39 100644
--- a/nuttx/configs/z80sim/ostest/defconfig
+++ b/nuttx/configs/z80sim/ostest/defconfig
@@ -139,7 +139,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/z80sim/pashello/defconfig b/nuttx/configs/z80sim/pashello/defconfig
index eae963ed6..7f5ca7d20 100644
--- a/nuttx/configs/z80sim/pashello/defconfig
+++ b/nuttx/configs/z80sim/pashello/defconfig
@@ -139,7 +139,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="pashello_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/z8encore000zco/ostest/defconfig b/nuttx/configs/z8encore000zco/ostest/defconfig
index 12a93707f..ea4a3974c 100644
--- a/nuttx/configs/z8encore000zco/ostest/defconfig
+++ b/nuttx/configs/z8encore000zco/ostest/defconfig
@@ -155,7 +155,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/z8f64200100kit/ostest/defconfig b/nuttx/configs/z8f64200100kit/ostest/defconfig
index 5bc7a99d1..6947517b8 100644
--- a/nuttx/configs/z8f64200100kit/ostest/defconfig
+++ b/nuttx/configs/z8f64200100kit/ostest/defconfig
@@ -155,7 +155,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="ostest_main"
 CONFIG_DISABLE_OS_API=y
-CONFIG_DISABLE_CLOCK=y
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
diff --git a/nuttx/configs/zkit-arm-1769/hello/defconfig b/nuttx/configs/zkit-arm-1769/hello/defconfig
index 496383dd6..3257f4175 100644
--- a/nuttx/configs/zkit-arm-1769/hello/defconfig
+++ b/nuttx/configs/zkit-arm-1769/hello/defconfig
@@ -273,7 +273,6 @@ CONFIG_ARCH_LEDS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/zkit-arm-1769/nsh/defconfig b/nuttx/configs/zkit-arm-1769/nsh/defconfig
index 440b1818f..b1bb94171 100644
--- a/nuttx/configs/zkit-arm-1769/nsh/defconfig
+++ b/nuttx/configs/zkit-arm-1769/nsh/defconfig
@@ -276,7 +276,6 @@ CONFIG_NSH_MMCSDSPIPORTNO=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/zkit-arm-1769/nxhello/defconfig b/nuttx/configs/zkit-arm-1769/nxhello/defconfig
index 0c9369c19..1efc2d799 100644
--- a/nuttx/configs/zkit-arm-1769/nxhello/defconfig
+++ b/nuttx/configs/zkit-arm-1769/nxhello/defconfig
@@ -276,7 +276,6 @@ CONFIG_NSH_MMCSDSPIPORTNO=0
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/zkit-arm-1769/thttpd/defconfig b/nuttx/configs/zkit-arm-1769/thttpd/defconfig
index 8d069917d..40370dba7 100644
--- a/nuttx/configs/zkit-arm-1769/thttpd/defconfig
+++ b/nuttx/configs/zkit-arm-1769/thttpd/defconfig
@@ -273,7 +273,6 @@ CONFIG_ARCH_LEDS=y
 # RTOS Features
 #
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/zp214xpa/nsh/defconfig b/nuttx/configs/zp214xpa/nsh/defconfig
index 37179491b..781272280 100644
--- a/nuttx/configs/zp214xpa/nsh/defconfig
+++ b/nuttx/configs/zp214xpa/nsh/defconfig
@@ -186,7 +186,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
diff --git a/nuttx/configs/zp214xpa/nxlines/defconfig b/nuttx/configs/zp214xpa/nxlines/defconfig
index d024b0304..5bbe4ae83 100644
--- a/nuttx/configs/zp214xpa/nxlines/defconfig
+++ b/nuttx/configs/zp214xpa/nxlines/defconfig
@@ -185,7 +185,6 @@ CONFIG_SDCLONE_DISABLE=y
 # CONFIG_SCHED_ONEXIT is not set
 CONFIG_USER_ENTRYPOINT="nxlines_main"
 CONFIG_DISABLE_OS_API=y
-# CONFIG_DISABLE_CLOCK is not set
 # CONFIG_DISABLE_POSIX_TIMERS is not set
 # CONFIG_DISABLE_PTHREAD is not set
 # CONFIG_DISABLE_SIGNALS is not set
author	Gregory Nutt <gnutt@nuttx.org>	2014-08-07 12:35:24 -0600
committer	Gregory Nutt <gnutt@nuttx.org>	2014-08-07 12:35:24 -0600
commit	6c1d3a968a290e3d09cfc62cdc1a0257d4d4f458 (patch)
tree	d1f3f6268bff752463cec686ca851f7b0f619051 /nuttx/configs
parent	c029edd96276fe7efa15992a5dd0da47920a2adb (diff)
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