diff options
| author | David S. Miller <davem@davemloft.net> | 2009-09-24 15:13:11 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-09-24 15:13:11 -0700 |
| commit | 8b3f6af86378d0a10ca2f1ded1da124aef13b62c (patch) | |
| tree | de6ca90295730343c495be8d98be8efa322140ef /arch/arm/mach-davinci/include/mach/gpio.h | |
| parent | 139d6065c83071d5f66cd013a274a43699f8e2c1 (diff) | |
| parent | 94e0fb086fc5663c38bbc0fe86d698be8314f82f (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
drivers/staging/Kconfig
drivers/staging/Makefile
drivers/staging/cpc-usb/TODO
drivers/staging/cpc-usb/cpc-usb_drv.c
drivers/staging/cpc-usb/cpc.h
drivers/staging/cpc-usb/cpc_int.h
drivers/staging/cpc-usb/cpcusb.h
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/gpio.h')
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/gpio.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/arm/mach-davinci/include/mach/gpio.h b/arch/arm/mach-davinci/include/mach/gpio.h index ae0745568316..f3b8ef878158 100644 --- a/arch/arm/mach-davinci/include/mach/gpio.h +++ b/arch/arm/mach-davinci/include/mach/gpio.h @@ -42,6 +42,9 @@ */ #define GPIO(X) (X) /* 0 <= X <= (DAVINCI_N_GPIO - 1) */ +/* Convert GPIO signal to GPIO pin number */ +#define GPIO_TO_PIN(bank, gpio) (16 * (bank) + (gpio)) + struct gpio_controller { u32 dir; u32 out_data; @@ -78,6 +81,8 @@ __gpio_to_controller(unsigned gpio) ptr = base + 0x60; else if (gpio < 32 * 4) ptr = base + 0x88; + else if (gpio < 32 * 5) + ptr = base + 0xb0; else ptr = NULL; return ptr; @@ -142,15 +147,13 @@ static inline int gpio_cansleep(unsigned gpio) static inline int gpio_to_irq(unsigned gpio) { - if (gpio >= DAVINCI_N_GPIO) - return -EINVAL; - return davinci_soc_info.intc_irq_num + gpio; + return __gpio_to_irq(gpio); } static inline int irq_to_gpio(unsigned irq) { - /* caller guarantees gpio_to_irq() succeeded */ - return irq - davinci_soc_info.intc_irq_num; + /* don't support the reverse mapping */ + return -ENOSYS; } #endif /* __DAVINCI_GPIO_H */ |