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Add LED support

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2108 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2009-09-30 15:03:25 +00:00
parent 2c7f341df8
commit 458d6b127b
2 changed files with 21 additions and 4 deletions
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arch/arm/src/stm32/stm32_gpio.c
+2 -2
View File
@@ -140,7 +140,7 @@ int stm32_configgpio(uint32 cfgset)
/* Input or output? */
output = ((cfgset & GPIO_OUTPUT_PIN) != 0);
output = ((cfgset & GPIO_OUTPUT) != 0);
/* Decode the mode and configuration */
@@ -170,7 +170,7 @@ int stm32_configgpio(uint32 cfgset)
* pin output value
*/
if ((cfgset & GPIO_OUTPUT_VALUE) != 0)
if ((cfgset & GPIO_OUTPUT_SET) != 0)
{
/* Use the BSRR register to set the output */
arch/arm/src/stm32/stm32_internal.h
+19 -2
View File
@@ -67,7 +67,8 @@
* .... .... .... .... O... .... VPPP BBBB
*/
#define GPIO_OUTPUT_PIN (1 << 15) /* Bit 15: Output mode */
#define GPIO_OUTPUT (1 << 15) /* Bit 15: Output mode */
#define GPIO_INPUT (0)
/* These bits set the primary function of the pin:
* .... .... .... .... FFF. .... .... ....
@@ -101,7 +102,8 @@
* .... .... .... .... .... .... V... ....
*/
#define GPIO_OUTPUT_VALUE (1 << 7) /* Bit 7: If output, inital value of output */
#define GPIO_OUTPUT_SET (1 << 7) /* Bit 7: If output, inital value of output */
#define GPIO_OUTPUT_CLEAR (0)
/* This identifies the GPIO port:
* .... .... .... .... .... .... .PPP ....
@@ -123,6 +125,21 @@
#define GPIO_PIN_SHIFT 0 /* Bits 0-3: GPIO number: 0-15 */
#define GPIO_PIN_MASK (15 << GPIO_PIN_SHIFT)
#define GPIO_PIN1 (1 << GPIO_PIN_SHIFT)
#define GPIO_PIN2 (2 << GPIO_PIN_SHIFT)
#define GPIO_PIN3 (3 << GPIO_PIN_SHIFT)
#define GPIO_PIN4 (4 << GPIO_PIN_SHIFT)
#define GPIO_PIN5 (5 << GPIO_PIN_SHIFT)
#define GPIO_PIN6 (6 << GPIO_PIN_SHIFT)
#define GPIO_PIN7 (7 << GPIO_PIN_SHIFT)
#define GPIO_PIN8 (8 << GPIO_PIN_SHIFT)
#define GPIO_PIN9 (9 << GPIO_PIN_SHIFT)
#define GPIO_PIN10 (10 << GPIO_PIN_SHIFT)
#define GPIO_PIN11 (11 << GPIO_PIN_SHIFT)
#define GPIO_PIN12 (12 << GPIO_PIN_SHIFT)
#define GPIO_PIN13 (13 << GPIO_PIN_SHIFT)
#define GPIO_PIN14 (14 << GPIO_PIN_SHIFT)
#define GPIO_PIN15 (15 << GPIO_PIN_SHIFT)
/************************************************************************************
* Public Types