Enable pwm0 for display of rk3399 evb board. The PWM do not have decicated interrupt number in dts and can not get periph_id by pinctrl framework. So init them here.
Signed-off-by: Eric Gao eric.gao@rock-chips.com Reviewed-by: Simon Glass sjg@chromium.org
---
Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: None 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 e83dedb..f63f003 100644 --- a/board/rockchip/evb_rk3399/evb-rk3399.c +++ b/board/rockchip/evb_rk3399/evb-rk3399.c @@ -29,6 +29,13 @@ 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__);