[U-Boot] [PATCH v3 08/11] rockchip: board: evb_rk3399: initialize pwm0 for dispaly backlight

[Simon Glass]

On 19 April 2017 at 20:06, Eddie Cai <eddie.cai.linux at gmail.com> wrote:
> 2017-04-19 20:39 GMT+08:00 Eric Gao <eric.gao at rock-chips.com>:
>> Signed-off-by: Eric Gao <eric.gao at rock-chips.com>
> Reviewed-by: Eddie Cai <eddie.cai.linux at gmail.com>

Acked-by: Simon Glass <sjg at chromium.org>

>>
>> ---
>>
>> Changes in v3:
>> -Add ret value in debug message.
>>
>> Changes in v2:
>> -Add pwm0 pinctrl init for lcd backlight.
>>
>>  board/rockchip/evb_rk3399/evb-rk3399.c | 7 +++++++
>>  1 file changed, 7 insertions(+)
>>
>> diff --git a/board/rockchip/evb_rk3399/evb-rk3399.c b/board/rockchip/evb_rk3399/evb-rk3399.c
>> index 362fa0b..4753a76 100644
>> --- a/board/rockchip/evb_rk3399/evb-rk3399.c
>> +++ b/board/rockchip/evb_rk3399/evb-rk3399.c
>> @@ -28,6 +28,13 @@ int board_init(void)
>>                 goto out;
>>         }
>>
>> +       /* Enable pwm0 for panel backlight */
>> +       ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_PWM0);
>> +       if (ret) {
>> +               debug("%s PWM0 pinctrl init fail! (ret=%d)\n", __func__, ret);
>> +               goto out;
>> +       }
>> +
>>         ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_PWM2);
>>         if (ret) {
>>                 debug("%s PWM2 pinctrl init fail!\n", __func__);
>> --
>> 1.9.1
>>
>>
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