[PATCH 3/4] arm64: dts: ti: k3-am62-phycore-som: Define vcc-supply for I2C EEPROM

Wadim Egorov w.egorov at phytec.de
Fri Nov 1 06:14:26 PDT 2024


Specify the regulator for the EEPROM supply voltage and associate it
with the EEPROM device. This resolves the following warning:

  at24 0-0050: supply vcc not found, using dummy regulator

Signed-off-by: Wadim Egorov <w.egorov at phytec.de>
---
 arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
index 43488cc8bcb1..1d6637ff9c41 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
@@ -83,6 +83,16 @@ vdd_1v8: regulator-vdd-1v8 {
 		regulator-boot-on;
 	};
 
+	vddshv_3v3: regulator-vddshv-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDSHV0";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vdd_3v3>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		pinctrl-names = "default";
@@ -287,6 +297,7 @@ eeprom at 50 {
 		compatible = "atmel,24c32";
 		pagesize = <32>;
 		reg = <0x50>;
+		vcc-supply = <&vddshv_3v3>;
 	};
 
 	i2c_som_rtc: rtc at 52 {
-- 
2.34.1




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