diff options
| author | David S. Miller <davem@davemloft.net> | 2008-08-20 23:03:24 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-08-24 20:33:56 -0700 |
| commit | 15df0f3302fdecaa97da0b95d72b3a9a59be8692 (patch) | |
| tree | bafd5996a7f88b07954fdd1408559c1537bc85b4 /arch | |
| parent | 44266215e3c8209613cea014721015113b7cd2d9 (diff) | |
sparc: Add GPIO layer support.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc/Kconfig | 6 | ||||
| -rw-r--r-- | arch/sparc/include/asm/gpio.h | 36 | ||||
| -rw-r--r-- | arch/sparc64/Kconfig | 6 |
3 files changed, 48 insertions, 0 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index a214002114ed..cb1dd356b278 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -20,6 +20,11 @@ config GENERIC_ISA_DMA bool default y +config GENERIC_GPIO + bool + help + Generic GPIO API support + config ARCH_NO_VIRT_TO_BUS def_bool y @@ -69,6 +74,7 @@ config SPARC select HAVE_OPROFILE select HAVE_ARCH_KGDB if !SMP select HAVE_ARCH_TRACEHOOK + select ARCH_WANT_OPTIONAL_GPIOLIB # Identify this as a Sparc32 build config SPARC32 diff --git a/arch/sparc/include/asm/gpio.h b/arch/sparc/include/asm/gpio.h new file mode 100644 index 000000000000..a0e3ac0af599 --- /dev/null +++ b/arch/sparc/include/asm/gpio.h @@ -0,0 +1,36 @@ +#ifndef __ASM_SPARC_GPIO_H +#define __ASM_SPARC_GPIO_H + +#include <linux/errno.h> +#include <asm-generic/gpio.h> + +#ifdef CONFIG_GPIOLIB + +static inline int gpio_get_value(unsigned int gpio) +{ + return __gpio_get_value(gpio); +} + +static inline void gpio_set_value(unsigned int gpio, int value) +{ + __gpio_set_value(gpio, value); +} + +static inline int gpio_cansleep(unsigned int gpio) +{ + return __gpio_cansleep(gpio); +} + +static inline int gpio_to_irq(unsigned int gpio) +{ + return -ENOSYS; +} + +static inline int irq_to_gpio(unsigned int irq) +{ + return -EINVAL; +} + +#endif /* CONFIG_GPIOLIB */ + +#endif /* __ASM_SPARC_GPIO_H */ diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 923a98959fa7..489b6912fa09 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -18,6 +18,7 @@ config SPARC64 select HAVE_ARCH_KGDB select USE_GENERIC_SMP_HELPERS if SMP select HAVE_ARCH_TRACEHOOK + select ARCH_WANT_OPTIONAL_GPIOLIB config GENERIC_TIME bool @@ -31,6 +32,11 @@ config GENERIC_CLOCKEVENTS bool default y +config GENERIC_GPIO + bool + help + Generic GPIO API support + config 64BIT def_bool y |