[ARM] SMDK6410: Request GPIOs for LCD power control
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Wed, 8 Apr 2009 15:12:35 +0000 (16:12 +0100)
committerBen Dooks <ben-linux@fluff.org>
Wed, 15 Apr 2009 13:46:03 +0000 (14:46 +0100)
Going forward gpio_request() will be a requirement for GPIO API users so
call it for the LCD power GPIOs. With present code the kernel functions
but generaets loud WARN_ON()s when using the unrequested GPIOs.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
arch/arm/mach-s3c6410/mach-smdk6410.c

index 25f7935576f843adf6e61cc9839a95b638a0de7b..7f473e47e4f13cb735b4ccec3b41175e86787be6 100644 (file)
@@ -166,6 +166,10 @@ static void __init smdk6410_machine_init(void)
        s3c_i2c1_set_platdata(NULL);
        s3c_fb_set_platdata(&smdk6410_lcd_pdata);
 
+       gpio_request(S3C64XX_GPN(5), "LCD power");
+       gpio_request(S3C64XX_GPF(13), "LCD power");
+       gpio_request(S3C64XX_GPF(15), "LCD power");
+
        i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
        i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));