Add APIs to support user access to the STM3240G-EVAL LEDs

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4263 42af7a65-404d-4744-a932-0658087f49c3

4 files changed, 57 insertions, 9 deletions

diff --git a/nuttx/configs/olimex-lpc1766stk/include/board.h b/nuttx/configs/olimex-lpc1766stk/include/board.h
index 3ad2191f3..94fd74fee 100755
--- a/nuttx/configs/olimex-lpc1766stk/include/board.h
+++ b/nuttx/configs/olimex-lpc1766stk/include/board.h
@@ -383,14 +383,14 @@ extern "C" {
 EXTERN void lpc17_boardinitialize(void);
 
 /************************************************************************************
- * Name:  lpc17_ledinit and lpc17_setled
+ * Name:  lpc17_ledinit, lpc17_setled, and lpc17_setleds
  *
  * Description:
  *   If CONFIG_ARCH_LEDS is defined, then NuttX will control the on-board LEDs.  If
  *   CONFIG_ARCH_LEDS is not defined, then the following interfacesare available to
  *   control the LEDs from user applications.
  *
- ****************************************************************************/
+ ************************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
 EXTERN void lpc17_ledinit(void);
@@ -406,7 +406,7 @@ EXTERN void lpc17_setleds(uint8_t ledset);
  *   up_buttons() may be called to collect the current state of all buttons or
  *   up_irqbutton() may be called to register button interrupt handlers.
  *
- ****************************************************************************/
+ ************************************************************************************/
 
 #ifdef CONFIG_ARCH_BUTTONS
 EXTERN void up_buttoninit(void);
@@ -423,7 +423,7 @@ EXTERN void up_buttoninit(void);
  *   associated with a button.  See the BOARD_BUTTON_*_BIT and BOARD_JOYSTICK_*_BIT
  *   definitions above for the meaning of each bit.
  *
- ****************************************************************************/
+ ************************************************************************************/
 
 EXTERN uint8_t up_buttons(void);
 
diff --git a/nuttx/configs/stm3240g-eval/include/board.h b/nuttx/configs/stm3240g-eval/include/board.h
index 6c3b32497..80ac9a809 100755
--- a/nuttx/configs/stm3240g-eval/include/board.h
+++ b/nuttx/configs/stm3240g-eval/include/board.h
@@ -212,7 +212,28 @@
 #endif
 
 /* LED definitions ******************************************************************/
-/* The STM3240G-EVAL board has 4 LEDs that we will encode as: */
+/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in any
+ * way.  The following definitions are used to access individual LEDs.
+ */
+
+/* LED index values for use with stm32_setled() */
+
+#define BOARD_LED1        0
+#define BOARD_LED2        1
+#define BOARD_LED3        2
+#define BOARD_LED4        3
+#define BOARD_NLEDS       4
+
+/* LED bits for use with stm32_setleds() */
+
+#define BOARD_LED1_BIT    (1 << BOARD_LED1)
+#define BOARD_LED2_BIT    (1 << BOARD_LED2)
+#define BOARD_LED3_BIT    (1 << BOARD_LED3)
+#define BOARD_LED4_BIT    (1 << BOARD_LED4)
+
+/* If CONFIG_ARCH_LEDs is defined, then NuttX will control the 4 LEDs on board the
+ * STM3240G-EVAL.  The following definitions describe how NuttX controls the LEDs:
+ */
 
 #define LED_STARTED       0  /* LED1 */
 #define LED_HEAPALLOCATE  1  /* LED2 */
@@ -357,6 +378,22 @@ extern "C" {
 EXTERN void stm32_boardinitialize(void);
 
 /************************************************************************************
+ * Name:  stm32_ledinit, stm32_setled, and stm32_setleds
+ *
+ * Description:
+ *   If CONFIG_ARCH_LEDS is defined, then NuttX will control the on-board LEDs.  If
+ *   CONFIG_ARCH_LEDS is not defined, then the following interfacesare available to
+ *   control the LEDs from user applications.
+ *
+ ************************************************************************************/
+
+#ifndef CONFIG_ARCH_LEDS
+EXTERN void stm32_ledinit(void);
+EXTERN void stm32_setled(int led, bool ledon);
+EXTERN void stm32_setleds(uint8_t ledset);
+#endif
+
+/************************************************************************************
  * Button support.
  *
  * Description:
diff --git a/nuttx/configs/stm3240g-eval/src/Makefile b/nuttx/configs/stm3240g-eval/src/Makefile
index 6cda7250d..8ddca49e1 100644
--- a/nuttx/configs/stm3240g-eval/src/Makefile
+++ b/nuttx/configs/stm3240g-eval/src/Makefile
@@ -40,7 +40,17 @@ CFLAGS		+= -I$(TOPDIR)/sched
 ASRCS		= 
 AOBJS		= $(ASRCS:.S=$(OBJEXT))
 
-CSRCS		= up_boot.c up_leds.c up_buttons.c up_spi.c
+CSRCS		= up_boot.c up_spi.c
+
+ifeq ($(CONFIG_ARCH_LEDS),y)
+CSRCS		+= up_autoleds.c
+else
+CSRCS		+= up_userleds.c
+endif
+
+ifeq ($(CONFIG_ARCH_BUTTONS),y)
+CSRCS		+=  up_buttons.c
+endif
 
 ifeq ($(CONFIG_ADC),y)
 CSRCS		+= up_adc.c
diff --git a/nuttx/configs/stm3240g-eval/src/up_leds.c b/nuttx/configs/stm3240g-eval/src/up_autoleds.c
index f7635f54c..6c2cba455 100644
--- a/nuttx/configs/stm3240g-eval/src/up_leds.c
+++ b/nuttx/configs/stm3240g-eval/src/up_autoleds.c
@@ -1,6 +1,6 @@
 /****************************************************************************
- * configs/stm3240g_eval/src/up_leds.c
- * arch/arm/src/board/up_leds.c
+ * configs/stm3240g_eval/src/up_autoleds.c
+ * arch/arm/src/board/up_autoleds.c
  *
  *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -52,6 +52,8 @@
 #include "stm32_internal.h"
 #include "stm3240g-internal.h"
 
+#ifdef CONFIG_ARCH_LEDS
+
 /****************************************************************************
  * Definitions
  ****************************************************************************/
@@ -227,7 +229,6 @@ static void led_setonoff(unsigned int bits)
  * Name: up_ledinit
  ****************************************************************************/
 
-#ifdef CONFIG_ARCH_LEDS
 void up_ledinit(void)
 {
    /* Configure LED1-4 GPIOs for output */