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Diffstat (limited to 'target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/gpio.h')
-rw-r--r--target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/gpio.h118
1 files changed, 0 insertions, 118 deletions
diff --git a/target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/gpio.h b/target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/gpio.h
deleted file mode 100644
index d09e59d2b..000000000
--- a/target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/gpio.h
+++ /dev/null
@@ -1,118 +0,0 @@
-#ifndef _ATHEROS_GPIO_H_
-#define _ATHEROS_GPIO_H_
-
-#include "ar531x.h"
-
-/* Common AR531X global variables */
-/* extern u32 ar531x_gpio_intr_Mask; */
-
-/* AR5312 exported routines */
-#ifdef CONFIG_ATHEROS_AR5312
-asmlinkage void ar5312_gpio_irq_dispatch(void);
-#endif
-
-/* AR5315 exported routines */
-#ifdef CONFIG_ATHEROS_AR5315
-asmlinkage void ar5315_gpio_irq_dispatch(void);
-#endif
-
-/*
- * Wrappers for the generic GPIO layer
- */
-
-/* Sets a gpio to input, or returns ENXIO for non-existent gpio */
-static inline int gpio_direction_input(unsigned gpio) {
- DO_AR5312( if (gpio > AR531X_NUM_GPIO) { \
- return -ENXIO; \
- } else { \
- sysRegWrite(AR531X_GPIO_CR, \
- sysRegRead(AR531X_GPIO_CR) | \
- AR531X_GPIO_CR_I(gpio) ); \
- return 0; \
- } \
- )
- DO_AR5315( if (gpio > AR5315_NUM_GPIO) { \
- return -ENXIO; \
- } else { \
- sysRegWrite(AR5315_GPIO_CR, \
- ( sysRegRead(AR5315_GPIO_CR) & \
- ~(AR5315_GPIO_CR_M(gpio)) ) | \
- AR5315_GPIO_CR_I(gpio) ); \
- return 0; \
- } \
- )
- return -ENXIO;
-}
-
-/* Sets a gpio to output with value, or returns ENXIO for non-existent gpio */
-static inline int gpio_direction_output(unsigned gpio, int value) {
- DO_AR5312( if (gpio > AR531X_NUM_GPIO) { \
- return -ENXIO; \
- } else { \
- sysRegWrite(AR531X_GPIO_DO, \
- ( (sysRegRead(AR531X_GPIO_DO) & \
- ~(1 << gpio) ) | \
- ((value!=0) << gpio)) ); \
- sysRegWrite(AR531X_GPIO_CR, \
- ( sysRegRead(AR531X_GPIO_CR) & \
- ~(AR531X_GPIO_CR_M(gpio)) )); \
- return 0; \
- } \
- )
- DO_AR5315( if (gpio > AR5315_NUM_GPIO) { \
- return -ENXIO; \
- } else { \
- sysRegWrite(AR5315_GPIO_DO, \
- ( (sysRegRead(AR5315_GPIO_DO) & \
- ~(1 << gpio)) | \
- ((value!=0) << gpio)) ); \
- sysRegWrite(AR5315_GPIO_CR, \
- sysRegRead(AR5315_GPIO_CR) | \
- AR5315_GPIO_CR_O(gpio) ); \
- return 0; \
- } \
- )
- return -ENXIO;
-}
-
-/* Reads the gpio pin. Unchecked function */
-static inline int gpio_get_value(unsigned gpio) {
- DO_AR5312(return (sysRegRead(AR531X_GPIO_DI) & (1 << gpio));)
- DO_AR5315(return (sysRegRead(AR5315_GPIO_DI) & (1 << gpio));)
- return 0;
-}
-
-/* Writes to the gpio pin. Unchecked function */
-static inline void gpio_set_value(unsigned gpio, int value) {
- DO_AR5312( sysRegWrite(AR531X_GPIO_DO, \
- ( (sysRegRead(AR531X_GPIO_DO) & \
- ~(1 << gpio)) | \
- ((value!=0) << gpio)) ); \
- )
- DO_AR5315( sysRegWrite(AR5315_GPIO_DO, \
- ( (sysRegRead(AR5315_GPIO_DO) & \
- ~(1 << gpio)) | \
- ((value!=0) << gpio)) ); \
- )
-}
-
-static inline int gpio_request(unsigned gpio, const char *label) {
- return 0;
-}
-
-static inline void gpio_free(unsigned gpio) {
-}
-
-/* Returns IRQ to attach for gpio. Unchecked function */
-static inline int gpio_to_irq(unsigned gpio) {
- return AR531X_GPIO_IRQ(gpio);
-}
-
-/* Returns gpio for IRQ attached. Unchecked function */
-static inline int irq_to_gpio(unsigned irq) {
- return (irq - (AR531X_GPIO_IRQ(0)));
-}
-
-#include <asm-generic/gpio.h> /* cansleep wrappers */
-
-#endif