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| author | Thomas Chou <thomas@wytron.com.tw> | 2010-12-24 15:19:44 +0800 |
|---|---|---|
| committer | Scott McNutt <smcnutt@psyent.com> | 2011-02-08 08:29:53 -0500 |
| commit | e91d54535f8535c6de05044fa6f715a78f4320f8 (patch) | |
| tree | e1799392522cfcbea919a3be2ded164fa4d30dc4 | |
| parent | 8d4addc3c3fe1a9ea160a5a1a20a1f934ff3fe97 (diff) | |
| download | u-boot-imx-e91d54535f8535c6de05044fa6f715a78f4320f8.zip u-boot-imx-e91d54535f8535c6de05044fa6f715a78f4320f8.tar.gz u-boot-imx-e91d54535f8535c6de05044fa6f715a78f4320f8.tar.bz2 | |
nios2: add gpio_free
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Signed-off-by: Scott McNutt <smcnutt@psyent.com>
| -rw-r--r-- | arch/nios2/include/asm/gpio.h | 6 | ||||
| -rw-r--r-- | board/altera/nios2-generic/gpio.c | 5 |
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/nios2/include/asm/gpio.h b/arch/nios2/include/asm/gpio.h index cff1dd9..36a7132 100644 --- a/arch/nios2/include/asm/gpio.h +++ b/arch/nios2/include/asm/gpio.h @@ -26,6 +26,11 @@ static inline int gpio_request(unsigned gpio, const char *label) return 0; } +static inline int gpio_free(unsigned gpio) +{ + return 0; +} + static inline int gpio_direction_input(unsigned gpio) { writel(1, CONFIG_SYS_GPIO_BASE + (gpio << 2)); @@ -49,6 +54,7 @@ static inline void gpio_set_value(unsigned gpio, int value) } #else extern int gpio_request(unsigned gpio, const char *label); +extern int gpio_free(unsigned gpio); extern int gpio_direction_input(unsigned gpio); extern int gpio_direction_output(unsigned gpio, int value); extern int gpio_get_value(unsigned gpio); diff --git a/board/altera/nios2-generic/gpio.c b/board/altera/nios2-generic/gpio.c index d449684..8c639ce 100644 --- a/board/altera/nios2-generic/gpio.c +++ b/board/altera/nios2-generic/gpio.c @@ -20,6 +20,11 @@ int gpio_request(unsigned gpio, const char *label) return 0; } +int gpio_free(unsigned gpio) +{ + return 0; +} + int gpio_direction_input(unsigned gpio) { u32 mask = 1 << gpio; |