diff mbox

[v2] ARM: dts: am3517-evm: Add 'vdd_io_reg' regulator references

Message ID 20180622045929.17776-1-woods.technical@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Derald D. Woods June 22, 2018, 4:59 a.m. UTC 
There are a few peripherals that generate some extra noise when they
don't have a regulator assigned to them.  This patch assigns them to
their actual tps65023 regulator 'vdd_io_reg' (VDCDC2).

Signed-off-by: Derald D. Woods <woods.technical@gmail.com>
Signed-off-by: Adam Ford <aford173@gmail.com>
---

v2:
- Fix comment

---
 arch/arm/boot/dts/am3517-evm.dts | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox

Patch

diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts
index 98aadb0f81c5..19bc34348906 100644
--- a/arch/arm/boot/dts/am3517-evm.dts
+++ b/arch/arm/boot/dts/am3517-evm.dts
@@ -127,6 +127,7 @@ 
 		status = "okay";
 		pinctrl-names = "default";
 		enable-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH>;	/* gpio176, lcd INI */
+		vcc-supply = <&vdd_io_reg>;
 
 		port {
 			lcd_in: endpoint {
@@ -154,6 +155,7 @@ 
 	bl: backlight {
 		compatible = "pwm-backlight";
 		pinctrl-names = "default";
+		power-supply = <&vdd_io_reg>;
 		pinctrl-0 = <&backlight_pins>;
 		pwms = <&pwm11 0 5000000 0>;
 		brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
@@ -164,6 +166,7 @@ 
 	pwm11: dmtimer-pwm@11 {
 		compatible = "ti,omap-dmtimer-pwm";
 		pinctrl-names = "default";
+		pwm-supply = <&vdd_io_reg>;
 		pinctrl-0 = <&pwm_pins>;
 		ti,timers = <&timer11>;
 		#pwm-cells = <3>;
@@ -203,6 +206,7 @@ 
 		reg = <0x21>;
 		gpio-controller;
 		#gpio-cells = <2>;
+		vcc-supply = <&vdd_io_reg>;
 	};
 };