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

[Eric Gao]

Signed-off-by: Eric Gao <eric.gao at rock-chips.com>

---

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