From e91d54535f8535c6de05044fa6f715a78f4320f8 Mon Sep 17 00:00:00 2001 From: Thomas Chou Date: Fri, 24 Dec 2010 15:19:44 +0800 Subject: [PATCH] nios2: add gpio_free Signed-off-by: Thomas Chou Signed-off-by: Scott McNutt --- arch/nios2/include/asm/gpio.h | 6 ++++++ board/altera/nios2-generic/gpio.c | 5 +++++ 2 files changed, 11 insertions(+) diff --git a/arch/nios2/include/asm/gpio.h b/arch/nios2/include/asm/gpio.h index cff1dd9a1a..36a71324d7 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 d4496843fa..8c639ce360 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; -- 2.39.5