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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-05-08 21:12:33 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-05-08 21:12:33 +0000 |
commit | 77c4a4d3e9f5a8f9c8d6c921e05dfae965512117 (patch) | |
tree | 1fbdded94bf80f8b3710c7590573fff28c250a86 /nuttx/arch/arm/src/lm3s/lm3s_gpio.h | |
parent | 637a7d82473a76f00af93d16c38624b4960e8575 (diff) | |
download | px4-nuttx-77c4a4d3e9f5a8f9c8d6c921e05dfae965512117.tar.gz px4-nuttx-77c4a4d3e9f5a8f9c8d6c921e05dfae965512117.tar.bz2 px4-nuttx-77c4a4d3e9f5a8f9c8d6c921e05dfae965512117.zip |
lm3s6918 update
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1764 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/lm3s/lm3s_gpio.h')
-rw-r--r-- | nuttx/arch/arm/src/lm3s/lm3s_gpio.h | 69 |
1 files changed, 49 insertions, 20 deletions
diff --git a/nuttx/arch/arm/src/lm3s/lm3s_gpio.h b/nuttx/arch/arm/src/lm3s/lm3s_gpio.h index 4c1ac407e..b4db728f8 100644 --- a/nuttx/arch/arm/src/lm3s/lm3s_gpio.h +++ b/nuttx/arch/arm/src/lm3s/lm3s_gpio.h @@ -354,26 +354,55 @@ /* Bit-encoded input to lm3s_configgpio() *******************************************/ -#define GPIO_DIR_MASK (1 << 31) /* Bit 31: GPIO direction */ -#define GPIO_DIR_OUTPUT (1 << 31) -#define GPIO_DIR_INPUT (0 << 31) - -#define GPIO_VALUE_MASK (1 << 6) /* Bit 6: If output, inital value of output */ -#define GPIO_VALUE_ONE (1 << 6) -#define GPIO_VALUE_ZERO (0 << 6) - -#define GPIO_PORT_SHIFT 3 /* Bit 3-5: Port number */ -#define GPIO_PORT_MASK (0x07 << GPIO_PORT_SHIFT) -#define GPIO_PORTA (0 << GPIO_PORT_SHIFT) -#define GPIO_PORTB (1 << GPIO_PORT_SHIFT) -#define GPIO_PORTC (2 << GPIO_PORT_SHIFT) -#define GPIO_PORTD (3 << GPIO_PORT_SHIFT) -#define GPIO_PORTE (4 << GPIO_PORT_SHIFT) -#define GPIO_PORTF (5 << GPIO_PORT_SHIFT) -#define GPIO_PORTG (6 << GPIO_PORT_SHIFT) -#define GPIO_PORTH (7 << GPIO_PORT_SHIFT) - -#define GPIO_NUMBER_SHIFT 0 /* Bits 0-2: GPIO number: 0-7 */ +#define GPIO_FUNC_SHIFT 30 /* Bit 31-30: GPIO function */ +#define GPIO_FUNC_MASK (3 << GPIO_FUNC_SHIFT) +#define GPIO_FUNC_INPUT (0 << GPIO_FUNC_SHIFT) /* Normal GPIO input */ +#define GPIO_FUNC_OUTPUT (1 << GPIO_FUNC_SHIFT) /* Normal GPIO output */ +#define GPIO_FUNC_PERIPHERAL (2 << GPIO_FUNC_SHIFT) /* Peripheral function */ +#define GPIO_FUNC_INTERRUPT (3 << GPIO_FUNC_SHIFT) /* Interrupt function */ + +#define GPIO_INT_SHIFT 27 /* Bits 29-27: Interrupt type */ +#define GPIO_INT_MASK (7 << GPIO_INT_SHIFT) +#define GPIO_INT_FALLINGEDGE (0 << GPIO_INT_SHIFT) /* Interrupt on falling edge */ +#define GPIO_INT_RISINGEDGE (1 << GPIO_INT_SHIFT) /* Interrupt on rising edge */ +#define GPIO_INT_BOTHEDGES (2 << GPIO_INT_SHIFT) /* Interrupt on both edges */ +#define GPIO_INT_LOWLEVEL (3 << GPIO_INT_SHIFT) /* Interrupt on low level */ +#define GPIO_INT_HIGHLEVEL (4 << GPIO_INT_SHIFT) /* Interrupt on high level */ + +#define GPIO_STRENGTH_SHIFT 25 /* Bits 26-25: Pad drive strength */ +#define GPIO_STRENGTH_MASK (3 << GPIO_STRENGTH_SHIFT) +#define GPIO_STRENGTH_2MA (0 << GPIO_STRENGTH_SHIFT) /* 2mA pad drive strength */ +#define GPIO_STRENGTH_4MA (1 << GPIO_STRENGTH_SHIFT) /* 4mA pad drive strength */ +#define GPIO_STRENGTH_8MA (2 << GPIO_STRENGTH_SHIFT) /* 8mA pad drive strength */ +#define GPIO_STRENGTH_8MASC (3 << GPIO_STRENGTH_SHIFT) /* 8mA Pad drive with slew rate control */ + +#define GPIO_PADTYPE_SHIFT 22 /* Bits 22-24: Pad type */ +#define GPIO_PADTYPE_MASK (0 << GPIO_PADTYPE_SHIFT) +#define GPIO_PADTYPE_STD (1 << GPIO_PADTYPE_SHIFT) /* Push-pull */ +#define GPIO_PADTYPE_STDWPU (2 << GPIO_PADTYPE_SHIFT) /* Push-pull with weak pull-up */ +#define GPIO_PADTYPE_STDWPD (3 << GPIO_PADTYPE_SHIFT) /* Push-pull with weak pull-down */ +#define GPIO_PADTYPE_OD (4 << GPIO_PADTYPE_SHIFT) /* Open-drain */ +#define GPIO_PADTYPE_ODWPU (5 << GPIO_PADTYPE_SHIFT) /* Open-drain with weak pull-up */ +#define GPIO_PADTYPE_ODWPD (6 << GPIO_PADTYPE_SHIFT) /* Open-drain with weak pull-down */ +#define GPIO_PADTYPE_ANALOG (7 << GPIO_PADTYPE_SHIFT) /* Analog comparator */ + +#define GPIO_VALUE_SHIFT 6 /* Bit 6: If output, inital value of output */ +#define GPIO_VALUE_MASK (1 << GPIO_VALUE_SHIFT) +#define GPIO_VALUE_ZERO (0 << GPIO_VALUE_SHIFT) /* Initial value is zero */ +#define GPIO_VALUE_ONE (1 << GPIO_VALUE_SHIFT) /* Initial value is one */ + +#define GPIO_PORT_SHIFT 3 /* Bit 3-5: Port number */ +#define GPIO_PORT_MASK (7 << GPIO_PORT_SHIFT) +#define GPIO_PORTA (0 << GPIO_PORT_SHIFT) /* GPIOA */ +#define GPIO_PORTB (1 << GPIO_PORT_SHIFT) /* GPIOB */ +#define GPIO_PORTC (2 << GPIO_PORT_SHIFT) /* GPIOC */ +#define GPIO_PORTD (3 << GPIO_PORT_SHIFT) /* GPIOD */ +#define GPIO_PORTE (4 << GPIO_PORT_SHIFT) /* GPIOE */ +#define GPIO_PORTF (5 << GPIO_PORT_SHIFT) /* GPIOF */ +#define GPIO_PORTG (6 << GPIO_PORT_SHIFT) /* GPIOG */ +#define GPIO_PORTH (7 << GPIO_PORT_SHIFT) /* GPIOH */ + +#define GPIO_NUMBER_SHIFT 0 /* Bits 0-2: GPIO number: 0-7 */ #define GPIO_NUMBER_MASK (0x07 << GPIO_NUMBER_SHIFT) /************************************************************************************ |