From 28d27cf4ce8378180eda32aa7d8e778c9e72a54f Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Mon, 2 Feb 2009 15:27:55 -0500 Subject: [ARM] Orion: make gpio /input/output validation separate Especially on Kirkwood, a couple GPIOs are actually only output capable. Let's separate the ability to configure a GPIO as input or output to accommodate this restriction. Signed-off-by: Nicolas Pitre --- arch/arm/plat-orion/include/plat/gpio.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/arm/plat-orion/include') diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h index ec743e82c87..33f6c6aec18 100644 --- a/arch/arm/plat-orion/include/plat/gpio.h +++ b/arch/arm/plat-orion/include/plat/gpio.h @@ -25,9 +25,13 @@ void gpio_set_value(unsigned pin, int value); * Orion-specific GPIO API extensions. */ void orion_gpio_set_unused(unsigned pin); -void orion_gpio_set_valid(unsigned pin, int valid); void orion_gpio_set_blink(unsigned pin, int blink); +#define GPIO_BIDI_OK (1 << 0) +#define GPIO_INPUT_OK (1 << 1) +#define GPIO_OUTPUT_OK (1 << 2) +void orion_gpio_set_valid(unsigned pin, int mode); + /* * GPIO interrupt handling. */ -- cgit v1.2.3