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authorGregory Nutt <gnutt@nuttx.org>2013-06-04 13:33:30 -0600
committerGregory Nutt <gnutt@nuttx.org>2013-06-04 13:33:30 -0600
commit1344f8cc1c7e76dd50752b3e34ccf19dea9619cb (patch)
treea476677e1bc8df1bc8767f296c2cf7938fcffb93 /nuttx/arch/arm/src/sam34/sam_gpio.h
parenta9561ad73b90cdddef887bfb603d0e1333360b2d (diff)
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Create SAM4L GPIO driver header file
Diffstat (limited to 'nuttx/arch/arm/src/sam34/sam_gpio.h')
-rw-r--r--nuttx/arch/arm/src/sam34/sam_gpio.h114
1 files changed, 12 insertions, 102 deletions
diff --git a/nuttx/arch/arm/src/sam34/sam_gpio.h b/nuttx/arch/arm/src/sam34/sam_gpio.h
index 3324cd3b3..53f36c8fb 100644
--- a/nuttx/arch/arm/src/sam34/sam_gpio.h
+++ b/nuttx/arch/arm/src/sam34/sam_gpio.h
@@ -47,6 +47,14 @@
#include "chip.h"
+#if defined(CONFIG_ARCH_CHIP_SAM3U)
+# include "sam3u_gpio.h"
+#elif defined(CONFIG_ARCH_CHIP_SAM4L)
+# include "sam4l_gpio.h"
+#else
+# error Unrecognized SAM architecture
+#endif
+
/************************************************************************************
* Definitions
************************************************************************************/
@@ -63,104 +71,6 @@
# undef CONFIG_DEBUG_GPIO
#endif
-/* Bit-encoded input to sam_configgpio() ********************************************/
-
-/* 16-bit Encoding:
- * MMCC CII. VPPB BBBB
- */
-
-/* Input/Output mode:
- *
- * MM.. .... .... ....
- */
-
-#define GPIO_MODE_SHIFT (14) /* Bits 14-15: GPIO mode */
-#define GPIO_MODE_MASK (3 << GPIO_MODE_SHIFT)
-# define GPIO_INPUT (0 << GPIO_MODE_SHIFT) /* Input */
-# define GPIO_OUTPUT (1 << GPIO_MODE_SHIFT) /* Output */
-# define GPIO_PERIPHA (2 << GPIO_MODE_SHIFT) /* Controlled by periph A signal */
-# define GPIO_PERIPHB (3 << GPIO_MODE_SHIFT) /* Controlled by periph B signal */
-
-/* These bits set the configuration of the pin:
- * ..CC C... .... ....
- */
-
-#define GPIO_CFG_SHIFT (11) /* Bits 11-13: GPIO configuration bits */
-#define GPIO_CFG_MASK (7 << GPIO_CFG_SHIFT)
-# define GPIO_CFG_DEFAULT (0 << GPIO_CFG_SHIFT) /* Default, no attribute */
-# define GPIO_CFG_PULLUP (1 << GPIO_CFG_SHIFT) /* Bit 11: Internal pull-up */
-# define GPIO_CFG_DEGLITCH (2 << GPIO_CFG_SHIFT) /* Bit 12: Internal glitch filter */
-# define GPIO_CFG_OPENDRAIN (4 << GPIO_CFG_SHIFT) /* Bit 13: Open drain */
-
-/* Additional interrupt modes:
- * .... .II. .... ....
- */
-
-#define GPIO_INT_SHIFT (9) /* Bits 9-10: GPIO configuration bits */
-#define GPIO_INT_MASK (3 << GPIO_INT_SHIFT)
-# define GPIO_INT_LEVEL (1 << 10) /* Bit 10: Level detection interrupt */
-# define GPIO_INT_EDGE (0) /* (vs. Edge detection interrupt) */
-# define GPIO_INT_HIGHLEVEL (1 << 9) /* Bit 9: High level detection interrupt */
-# define GPIO_INT_LOWLEVEL (0) /* (vs. Low level detection interrupt) */
-# define GPIO_INT_RISING (1 << 9) /* Bit 9: Rising edge detection interrupt */
-# define GPIO_INT_FALLING (0) /* (vs. Falling edge detection interrupt) */
-
-/* If the pin is an GPIO output, then this identifies the initial output value:
- * .... .... V... ....
- */
-
-#define GPIO_OUTPUT_SET (1 << 7) /* Bit 7: Inital value of output */
-#define GPIO_OUTPUT_CLEAR (0)
-
-/* This identifies the GPIO port:
- * .... .... .PP. ....
- */
-
-#define GPIO_PORT_SHIFT (5) /* Bit 5-6: Port number */
-#define GPIO_PORT_MASK (3 << GPIO_PORT_SHIFT)
-# define GPIO_PORT_PIOA (0 << GPIO_PORT_SHIFT)
-# define GPIO_PORT_PIOB (1 << GPIO_PORT_SHIFT)
-# define GPIO_PORT_PIOC (2 << GPIO_PORT_SHIFT)
-
-/* This identifies the bit in the port:
- * .... .... ...B BBBB
- */
-
-#define GPIO_PIN_SHIFT 0 /* Bits 0-4: GPIO number: 0-31 */
-#define GPIO_PIN_MASK (31 << GPIO_PIN_SHIFT)
-#define GPIO_PIN0 (0 << 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)
-#define GPIO_PIN16 (16 << GPIO_PIN_SHIFT)
-#define GPIO_PIN17 (17 << GPIO_PIN_SHIFT)
-#define GPIO_PIN18 (18 << GPIO_PIN_SHIFT)
-#define GPIO_PIN19 (19 << GPIO_PIN_SHIFT)
-#define GPIO_PIN20 (20 << GPIO_PIN_SHIFT)
-#define GPIO_PIN21 (21 << GPIO_PIN_SHIFT)
-#define GPIO_PIN22 (22 << GPIO_PIN_SHIFT)
-#define GPIO_PIN23 (23 << GPIO_PIN_SHIFT)
-#define GPIO_PIN24 (24 << GPIO_PIN_SHIFT)
-#define GPIO_PIN25 (25 << GPIO_PIN_SHIFT)
-#define GPIO_PIN26 (26 << GPIO_PIN_SHIFT)
-#define GPIO_PIN27 (27 << GPIO_PIN_SHIFT)
-#define GPIO_PIN28 (28 << GPIO_PIN_SHIFT)
-#define GPIO_PIN29 (29 << GPIO_PIN_SHIFT)
-#define GPIO_PIN30 (30 << GPIO_PIN_SHIFT)
-#define GPIO_PIN31 (31 << GPIO_PIN_SHIFT)
-
/************************************************************************************
* Public Types
************************************************************************************/
@@ -210,7 +120,7 @@ void sam_gpioirqinitialize(void);
*
************************************************************************************/
-int sam_configgpio(uint16_t cfgset);
+int sam_configgpio(gpio_pinset_t cfgset);
/************************************************************************************
* Name: sam_gpiowrite
@@ -220,7 +130,7 @@ int sam_configgpio(uint16_t cfgset);
*
************************************************************************************/
-void sam_gpiowrite(uint16_t pinset, bool value);
+void sam_gpiowrite(gpio_pinset_t pinset, bool value);
/************************************************************************************
* Name: sam_gpioread
@@ -230,7 +140,7 @@ void sam_gpiowrite(uint16_t pinset, bool value);
*
************************************************************************************/
-bool sam_gpioread(uint16_t pinset);
+bool sam_gpioread(gpio_pinset_t pinset);
/************************************************************************************
* Name: sam_gpioirq
@@ -241,7 +151,7 @@ bool sam_gpioread(uint16_t pinset);
************************************************************************************/
#ifdef CONFIG_GPIO_IRQ
-void sam_gpioirq(uint16_t pinset);
+void sam_gpioirq(gpio_pinset_t pinset);
#else
# define sam_gpioirq(pinset)
#endif