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author | Gregory Nutt <gnutt@nuttx.org> | 2013-06-04 13:33:30 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2013-06-04 13:33:30 -0600 |
commit | 1344f8cc1c7e76dd50752b3e34ccf19dea9619cb (patch) | |
tree | a476677e1bc8df1bc8767f296c2cf7938fcffb93 /nuttx/arch/arm/src/sam34/sam_gpio.h | |
parent | a9561ad73b90cdddef887bfb603d0e1333360b2d (diff) | |
download | px4-nuttx-1344f8cc1c7e76dd50752b3e34ccf19dea9619cb.tar.gz px4-nuttx-1344f8cc1c7e76dd50752b3e34ccf19dea9619cb.tar.bz2 px4-nuttx-1344f8cc1c7e76dd50752b3e34ccf19dea9619cb.zip |
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.h | 114 |
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 |