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rk3066b m701: fix white screen when reboot loader

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yzq
2012-09-27 09:52:47 +08:00
parent 523c764f96
commit ef2e02705e
1 changed files with 4 additions and 0 deletions
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4
arch/arm/mach-rk30/board-rk3066b-m701.c
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@@ -246,9 +246,13 @@ static int rk29_backlight_io_deinit(void)
{
int ret = 0;
#ifdef LCD_DISP_ON_PIN
gpio_direction_output(BL_EN_PIN, 0);
gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
gpio_free(BL_EN_PIN);
#endif
rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
gpio_request(PWM_GPIO, NULL);
gpio_direction_output(PWM_GPIO, GPIO_LOW);
return ret;
}