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Subject[PATCH 1/1] ARM: dts: imx53: PPD: Add fixed-regulator information
Date
Add information about 3V3 power rail to avoid kernel warnings,
that dummy regulators have been added.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
---
arch/arm/boot/dts/imx53-ppd.dts | 37 +++++++++++++++++++++++++++++++--
1 file changed, 35 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/imx53-ppd.dts b/arch/arm/boot/dts/imx53-ppd.dts
index 4ddef5abda56..e0bbb70b42c6 100644
--- a/arch/arm/boot/dts/imx53-ppd.dts
+++ b/arch/arm/boot/dts/imx53-ppd.dts
@@ -140,6 +140,26 @@
regulator-always-on;
};

+ reg_3v3: regulator-3v3 {
+ /* TPS54320 */
+ compatible = "regulator-fixed";
+ regulator-name = "3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ reg_3v3_lcd: regulator-3v3-lcd {
+ /* MIC2009 */
+ compatible = "regulator-fixed";
+ regulator-name = "LCD_3V3";
+ vin-supply = <&reg_3v3>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
pwm_bl: backlight {
compatible = "pwm-backlight";
pwms = <&pwm2 0 50000>;
@@ -154,6 +174,7 @@
234 237 239 242 244 247 249 252 255>;
default-brightness-level = <0>;
enable-gpios = <&gpio5 29 GPIO_ACTIVE_HIGH>;
+ power-supply = <&reg_3v3_lcd>;
};

leds {
@@ -198,8 +219,9 @@
};
};

- usbphy2: usbphy2 {
+ usbphy2: usbphy-2 {
compatible = "usb-nop-xceiv";
+ vcc-supply = <&reg_3v3>;
reset-gpios = <&gpio4 4 GPIO_ACTIVE_LOW>;
clock-names = "main_clk";
clock-frequency = <24000000>;
@@ -208,8 +230,9 @@
assigned-clock-parents = <&clks IMX5_CLK_OSC>;
};

- usbphy3: usbphy3 {
+ usbphy3: usbphy-3 {
compatible = "usb-nop-xceiv";
+ vcc-supply = <&reg_3v3>;
reset-gpios = <&gpio2 19 GPIO_ACTIVE_LOW>;
clock-names = "main_clk";

@@ -221,6 +244,7 @@

panel-lvds0 {
compatible = "nvd,9128";
+ power-supply = <&reg_3v3_lcd>;

port {
panel_in_lvds0: endpoint {
@@ -230,6 +254,14 @@
};
};

+&usbphy0 {
+ vcc-supply = <&reg_3v3>;
+};
+
+&usbphy1 {
+ vcc-supply = <&reg_3v3>;
+};
+
&audmux {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_audmux>;
@@ -409,6 +441,7 @@
&fec {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fec>;
+ phy-supply = <&reg_3v3>;
phy-mode = "rmii";
phy-reset-gpios = <&gpio2 16 GPIO_ACTIVE_LOW>;
status = "okay";
--
2.17.1
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