[U-Boot] [PATCH v2 4/7] rockchip: evb_rk3399: init vdd_center regulator

[Kever Yang]

Add vdd_center pwm regulator get_device to
enable this regulator.

Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
Acked-by: Simon Glass <sjg at chromium.org>
---

Changes in v2:
- add Acked-by tag from Simon and commit message fix

 board/rockchip/evb_rk3399/evb-rk3399.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/rockchip/evb_rk3399/evb-rk3399.c b/board/rockchip/evb_rk3399/evb-rk3399.c
index f595a54..5e6ce7c 100644
--- a/board/rockchip/evb_rk3399/evb-rk3399.c
+++ b/board/rockchip/evb_rk3399/evb-rk3399.c
@@ -6,6 +6,7 @@
 #include <common.h>
 #include <dm.h>
 #include <dm/pinctrl.h>
+#include <dm/uclass-internal.h>
 #include <asm/arch/periph.h>
 #include <usb.h>
 #include <dwc3-uboot.h>
@@ -41,6 +42,11 @@ int board_init(void)
 		goto out;
 	}
 
+	/* rk3399 need init vdd_center to get correct output voltage */
+	ret = regulator_get_by_platname("vdd_center", &regulator);
+	if (ret)
+		debug("%s: Cannot get vdd_center regulator\n", __func__);
+
 	ret = regulator_get_by_platname("vcc5v0_host", &regulator);
 	if (ret) {
 		debug("%s vcc5v0_host init fail! ret %d\n", __func__, ret);
-- 
1.9.1