@@ -56,7 +56,13 @@ vcc5v0_sys: vcc5v0-sys {
vcc3v3_lcd0_n: vcc3v3-lcd0-n {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_lcd0_n";
- regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio0 RK_PC7 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vcc3v3_sys>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc3v3_lcd0_n_en>;
regulator-state-mem {
regulator-off-in-suspend;
@@ -66,7 +72,13 @@ regulator-state-mem {
vcc3v3_lcd1_n: vcc3v3-lcd1-n {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_lcd1_n";
- regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vcc3v3_sys>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc3v3_lcd1_n_en>;
regulator-state-mem {
regulator-off-in-suspend;
@@ -339,6 +351,15 @@ rgmii_phy1: ethernet-phy@0 {
};
&pinctrl {
+ display {
+ vcc3v3_lcd0_n_en: vcc3v3_lcd0_n_en {
+ rockchip,pins = <0 RK_PC7 0 &pcfg_pull_none>;
+ };
+ vcc3v3_lcd1_n_en: vcc3v3_lcd1_n_en {
+ rockchip,pins = <0 RK_PC5 0 &pcfg_pull_none>;
+ };
+ };
+
pmic {
pmic_int: pmic_int {
rockchip,pins =
The voltages VCC3V3_LCD{0,1} can be enabled with the pins GPIO0_C7 and GPIO0_C5, respectively. This patch modifies the device tree in order to reflect this. Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net> --- .../boot/dts/rockchip/rk3568-evb1-v10.dts | 25 +++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-)