diff options
author | Gregory Nutt <gnutt@nuttx.org> | 2014-08-26 16:31:47 -0600 |
---|---|---|
committer | Gregory Nutt <gnutt@nuttx.org> | 2014-08-26 16:31:47 -0600 |
commit | 5e00cc7c21585cac912d9443ddfea0175776fd13 (patch) | |
tree | 1964fc1c956410e2decd5c3a72b8d7772f878f64 /nuttx/arch/arm/src/tiva | |
parent | cefe78f6a5595a77dbf1ccc0ecc63dcc559f6e54 (diff) | |
download | px4-nuttx-5e00cc7c21585cac912d9443ddfea0175776fd13.tar.gz px4-nuttx-5e00cc7c21585cac912d9443ddfea0175776fd13.tar.bz2 px4-nuttx-5e00cc7c21585cac912d9443ddfea0175776fd13.zip |
CC3200 Launchpad updates
Diffstat (limited to 'nuttx/arch/arm/src/tiva')
-rw-r--r-- | nuttx/arch/arm/src/tiva/Kconfig | 4 | ||||
-rw-r--r-- | nuttx/arch/arm/src/tiva/tiva_start.c | 7 | ||||
-rw-r--r-- | nuttx/arch/arm/src/tiva/tiva_start.h | 76 |
3 files changed, 84 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/tiva/Kconfig b/nuttx/arch/arm/src/tiva/Kconfig index d346ad2c5..6a469c922 100644 --- a/nuttx/arch/arm/src/tiva/Kconfig +++ b/nuttx/arch/arm/src/tiva/Kconfig @@ -91,6 +91,10 @@ config LM_REVA2 Some early silicon returned an increase LDO voltage or 2.75V to work around a PLL bug +config TIVA_BOARD_EARLYINIT + bool + default n + menu "Tiva/Stellaris Peripheral Support" config TIVA_UART0 diff --git a/nuttx/arch/arm/src/tiva/tiva_start.c b/nuttx/arch/arm/src/tiva/tiva_start.c index ff0e7a10e..f0c66f6d2 100644 --- a/nuttx/arch/arm/src/tiva/tiva_start.c +++ b/nuttx/arch/arm/src/tiva/tiva_start.c @@ -52,6 +52,7 @@ #include "tiva_lowputc.h" #include "tiva_syscontrol.h" #include "tiva_userspace.h" +#include "tiva_start.h" /**************************************************************************** * Pre-processor Definitions @@ -102,10 +103,10 @@ void __start(void) #endif uint32_t *dest; - /* Configure the uart so that we can get debug output as soon as possible */ + /* Configure the UART so that we can get debug output as soon as possible */ -#ifdef CONFIG_ARCH_BOARD_CC3200_LAUNCHPAD - up_earlyconsoleinit(); +#ifdef CONFIG_TIVA_BOARD_EARLYINIT + board_earlyinit(); #else up_clockconfig(); up_lowsetup(); diff --git a/nuttx/arch/arm/src/tiva/tiva_start.h b/nuttx/arch/arm/src/tiva/tiva_start.h new file mode 100644 index 000000000..ab4a2cd92 --- /dev/null +++ b/nuttx/arch/arm/src/tiva/tiva_start.h @@ -0,0 +1,76 @@ +/**************************************************************************** + * arch/arm/src/tiva/tiva_start.h + * + * Copyright (C) 2014 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __ARCH_ARM_SRC_TIVA_TIVA_START_H +#define __ARCH_ARM_SRC_TIVA_TIVA_START_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_earlyinit + * + * Description: + * If CONFIG_TIVA_BOARD_EARLYINIT, then board-specific logic must provide + * the function board_earlyinit() to provide very customized lower-level + * board bringup. board_earlyinit() will be called by the start-up logic + * instead of up_clockconfig() and up_lowsetup(). + * + ****************************************************************************/ + +#ifdef CONFIG_TIVA_BOARD_EARLYINIT +void board_earlyinit(void); +#endif + +#endif /* __ARCH_ARM_SRC_TIVA_TIVA_START_H */ |