/* * linux/include/asm-arm/arch-ep93xx/gpio.h */ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H /* GPIO port A. */ #define EP93XX_GPIO_LINE_A(x) ((x) + 0) #define EP93XX_GPIO_LINE_EGPIO0 EP93XX_GPIO_LINE_A(0) #define EP93XX_GPIO_LINE_EGPIO1 EP93XX_GPIO_LINE_A(1) #define EP93XX_GPIO_LINE_EGPIO2 EP93XX_GPIO_LINE_A(2) #define EP93XX_GPIO_LINE_EGPIO3 EP93XX_GPIO_LINE_A(3) #define EP93XX_GPIO_LINE_EGPIO4 EP93XX_GPIO_LINE_A(4) #define EP93XX_GPIO_LINE_EGPIO5 EP93XX_GPIO_LINE_A(5) #define EP93XX_GPIO_LINE_EGPIO6 EP93XX_GPIO_LINE_A(6) #define EP93XX_GPIO_LINE_EGPIO7 EP93XX_GPIO_LINE_A(7) /* GPIO port B. */ #define EP93XX_GPIO_LINE_B(x) ((x) + 8) #define EP93XX_GPIO_LINE_EGPIO8 EP93XX_GPIO_LINE_B(0) #define EP93XX_GPIO_LINE_EGPIO9 EP93XX_GPIO_LINE_B(1) #define EP93XX_GPIO_LINE_EGPIO10 EP93XX_GPIO_LINE_B(2) #define EP93XX_GPIO_LINE_EGPIO11 EP93XX_GPIO_LINE_B(3) #define EP93XX_GPIO_LINE_EGPIO12 EP93XX_GPIO_LINE_B(4) #define EP93XX_GPIO_LINE_EGPIO13 EP93XX_GPIO_LINE_B(5) #define EP93XX_GPIO_LINE_EGPIO14 EP93XX_GPIO_LINE_B(6) #define EP93XX_GPIO_LINE_EGPIO15 EP93XX_GPIO_LINE_B(7) /* GPIO port C. */ #define EP93XX_GPIO_LINE_C(x) ((x) + 16) #define EP93XX_GPIO_LINE_ROW0 EP93XX_GPIO_LINE_C(0) #define EP93XX_GPIO_LINE_ROW1 EP93XX_GPIO_LINE_C(1) #define EP93XX_GPIO_LINE_ROW2 EP93XX_GPIO_LINE_C(2) #define EP93XX_GPIO_LINE_ROW3 EP93XX_GPIO_LINE_C(3) #define EP93XX_GPIO_LINE_ROW4 EP93XX_GPIO_LINE_C(4) #define EP93XX_GPIO_LINE_ROW5 EP93XX_GPIO_LINE_C(5) #define EP93XX_GPIO_LINE_ROW6 EP93XX_GPIO_LINE_C(6) #define EP93XX_GPIO_LINE_ROW7 EP93XX_GPIO_LINE_C(7) /* GPIO port D. */ #define EP93XX_GPIO_LINE_D(x) ((x) + 24) #define EP93XX_GPIO_LINE_COL0 EP93XX_GPIO_LINE_D(0) #define EP93XX_GPIO_LINE_COL1 EP93XX_GPIO_LINE_D(1) #define EP93XX_GPIO_LINE_COL2 EP93XX_GPIO_LINE_D(2) #define EP93XX_GPIO_LINE_COL3 EP93XX_GPIO_LINE_D(3) #define EP93XX_GPIO_LINE_COL4 EP93XX_GPIO_LINE_D(4) #define EP93XX_GPIO_LINE_COL5 EP93XX_GPIO_LINE_D(5) #define EP93XX_GPIO_LINE_COL6 EP93XX_GPIO_LINE_D(6) #define EP93XX_GPIO_LINE_COL7 EP93XX_GPIO_LINE_D(7) /* GPIO port E. */ #define EP93XX_GPIO_LINE_E(x) ((x) + 32) #define EP93XX_GPIO_LINE_GRLED EP93XX_GPIO_LINE_E(0) #define EP93XX_GPIO_LINE_RDLED EP93XX_GPIO_LINE_E(1) #define EP93XX_GPIO_LINE_DIORn EP93XX_GPIO_LINE_E(2) #define EP93XX_GPIO_LINE_IDECS1n EP93XX_GPIO_LINE_E(3) #define EP93XX_GPIO_LINE_IDECS2n EP93XX_GPIO_LINE_E(4) #define EP93XX_GPIO_LINE_IDEDA0 EP93XX_GPIO_LINE_E(5) #define EP93XX_GPIO_LINE_IDEDA1 EP93XX_GPIO_LINE_E(6) #define EP93XX_GPIO_LINE_IDEDA2 EP93XX_GPIO_LINE_E(7) /* GPIO port F. */ #define EP93XX_GPIO_LINE_F(x) ((x) + 40) #define EP93XX_GPIO_LINE_WP EP93XX_GPIO_LINE_F(0) #define EP93XX_GPIO_LINE_MCCD1 EP93XX_GPIO_LINE_F(1) #define EP93XX_GPIO_LINE_MCCD2 EP93XX_GPIO_LINE_F(2) #define EP93XX_GPIO_LINE_MCBVD1 EP93XX_GPIO_LINE_F(3) #define EP93XX_GPIO_LINE_MCBVD2 EP93XX_GPIO_LINE_F(4) #define EP93XX_GPIO_LINE_VS1 EP93XX_GPIO_LINE_F(5) #define EP93XX_GPIO_LINE_READY EP93XX_GPIO_LINE_F(6) #define EP93XX_GPIO_LINE_VS2 EP93XX_GPIO_LINE_F(7) /* GPIO port G. */ #define EP93XX_GPIO_LINE_G(x) ((x) + 48) #define EP93XX_GPIO_LINE_EECLK EP93XX_GPIO_LINE_G(0) #define EP93XX_GPIO_LINE_EEDAT EP93XX_GPIO_LINE_G(1) #define EP93XX_GPIO_LINE_SLA0 EP93XX_GPIO_LINE_G(2) #define EP93XX_GPIO_LINE_SLA1 EP93XX_GPIO_LINE_G(3) #define EP93XX_GPIO_LINE_DD12 EP93XX_GPIO_LINE_G(4) #define EP93XX_GPIO_LINE_DD13 EP93XX_GPIO_LINE_G(5) #define EP93XX_GPIO_LINE_DD14 EP93XX_GPIO_LINE_G(6) #define EP93XX_GPIO_LINE_DD15 EP93XX_GPIO_LINE_G(7) /* GPIO port H. */ #define EP93XX_GPIO_LINE_H(x) ((x) + 56) #define EP93XX_GPIO_LINE_DD0 EP93XX_GPIO_LINE_H(0) #define EP93XX_GPIO_LINE_DD1 EP93XX_GPIO_LINE_H(1) #define EP93XX_GPIO_LINE_DD2 EP93XX_GPIO_LINE_H(2) #define EP93XX_GPIO_LINE_DD3 EP93XX_GPIO_LINE_H(3) #define EP93XX_GPIO_LINE_DD4 EP93XX_GPIO_LINE_H(4) #define EP93XX_GPIO_LINE_DD5 EP93XX_GPIO_LINE_H(5) #define EP93XX_GPIO_LINE_DD6 EP93XX_GPIO_LINE_H(6) #define EP93XX_GPIO_LINE_DD7 EP93XX_GPIO_LINE_H(7) /* new generic GPIO API - see Documentation/gpio.txt */ static inline int gpio_request(unsigned gpio, const char *label) { if (gpio > EP93XX_GPIO_LINE_H(7)) return -EINVAL; return 0; } static inline void gpio_free(unsigned gpio) { } int gpio_direction_input(unsigned gpio); int gpio_direction_output(unsigned gpio, int value); int gpio_get_value(unsigned gpio); void gpio_set_value(unsigned gpio, int value); #include /* cansleep wrappers */ /* * Map GPIO A0..A7 (0..7) to irq 64..71, * B0..B7 (7..15) to irq 72..79, and * F0..F7 (40..47) to irq 80..87. */ static inline int gpio_to_irq(unsigned gpio) { if (gpio <= EP93XX_GPIO_LINE_EGPIO15) return 64 + gpio; if (gpio >= EP93XX_GPIO_LINE_F(0) && gpio <= EP93XX_GPIO_LINE_F(7)) return 80 + (gpio - EP93XX_GPIO_LINE_F(0)); return -EINVAL; } static inline int irq_to_gpio(unsigned irq) { if (irq >= 64 && irq <= 79) return irq - 64; if (irq >= 80 && irq <= 87) return (irq - 80) + EP93XX_GPIO_LINE_F(0); return -EINVAL; } /* obsolete specific GPIO API */ #define GPIO_IN 0 #define GPIO_OUT 1 #define EP93XX_GPIO_LOW 0 #define EP93XX_GPIO_HIGH 1 void __deprecated gpio_line_config(int line, int direction); static inline int __deprecated gpio_line_get(int line) { return gpio_get_value(line); } static inline void __deprecated gpio_line_set(int line, int value) { gpio_set_value(line, value); } #endif