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authoreric.gao@rock-chips.com <eric.gao@rock-chips.com>2017-04-20 12:45:57 +0800
committerPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>2017-05-16 00:15:59 +0200
commit88d51ba4b101f021a0f70d91c1b4f0b1dd585604 (patch)
tree705ab372db5b540eb75f44a59777afdd489d635a
parent8ff51cc1f6f79572aeb9412345bd5c8f09494da6 (diff)
rockchip: board: evb_rk3399: initialize pwm0 for dispaly backlight
Signed-off-by: Eric Gao <eric.gao@rock-chips.com> Acked-by: Simon Glass <sjg@chromium.org>
-rw-r--r--board/rockchip/evb_rk3399/evb-rk3399.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/board/rockchip/evb_rk3399/evb-rk3399.c b/board/rockchip/evb_rk3399/evb-rk3399.c
index cc2d9f2bfe..ec2476b286 100644
--- a/board/rockchip/evb_rk3399/evb-rk3399.c
+++ b/board/rockchip/evb_rk3399/evb-rk3399.c
@@ -31,6 +31,13 @@ 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__);