From ec3b4981923396ba43f3b173eeffda60123e8d9d Mon Sep 17 00:00:00 2001 From: Thomas Chou Date: Wed, 9 Jun 2010 13:32:46 +0800 Subject: [PATCH 1/1] gpio_led: add gpio_request to __led_init This patch adds the gpio usage request. The polarity is changed to positive as suggested by Mike Frysinger. Signed-off-by: Thomas Chou Signed-off-by: Scott McNutt --- drivers/misc/gpio_led.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/misc/gpio_led.c b/drivers/misc/gpio_led.c index acd6a90127..3fedddc8b5 100644 --- a/drivers/misc/gpio_led.c +++ b/drivers/misc/gpio_led.c @@ -2,26 +2,22 @@ * Status LED driver based on GPIO access conventions of Linux * * Copyright (C) 2010 Thomas Chou - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. + * Licensed under the GPL-2 or later. */ #include #include #include -/* assume led is active low */ - void __led_init(led_id_t mask, int state) { - gpio_direction_output(mask, (state == STATUS_LED_ON) ? 0 : 1); + gpio_request(mask, "gpio_led"); + gpio_direction_output(mask, state == STATUS_LED_ON); } void __led_set(led_id_t mask, int state) { - gpio_set_value(mask, (state == STATUS_LED_ON) ? 0 : 1); + gpio_set_value(mask, state == STATUS_LED_ON); } void __led_toggle(led_id_t mask) -- 2.39.2