diff mbox series

arm64: dts: imx8mn-var-som: add fixed 3.3V regulator for EEPROM

Message ID 20231030151920.191018-1-hugo@hugovil.com (mailing list archive)
State New, archived
Headers show
Series arm64: dts: imx8mn-var-som: add fixed 3.3V regulator for EEPROM | expand

Commit Message

Hugo Villeneuve Oct. 30, 2023, 3:19 p.m. UTC 
From: Hugo Villeneuve <hvilleneuve@dimonoff.com>

When the EEPROM is probed, we have this warning:

    at24 0-0052: supply vcc not found, using dummy regulator

Add fixed 3.3v regulator to silence the warning.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
---
 arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)


base-commit: ffc253263a1375a65fa6c9f62a893e9767fbebfa

Comments

Shawn Guo Nov. 27, 2023, 3:23 a.m. UTC | #1 
On Mon, Oct 30, 2023 at 11:19:20AM -0400, Hugo Villeneuve wrote:
> From: Hugo Villeneuve <hvilleneuve@dimonoff.com>
> 
> When the EEPROM is probed, we have this warning:
> 
>     at24 0-0052: supply vcc not found, using dummy regulator
> 
> Add fixed 3.3v regulator to silence the warning.
> 
> Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>

Applied, thanks!
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi
index b8946edf317b..b364307868f2 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi
@@ -31,6 +31,14 @@  reg_eth_phy: regulator-eth-phy {
 		gpio = <&gpio2 9 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};
+
+	reg_3v3_fixed: regulator-3v3-fixed {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed_3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
 };
 
 &A53_0 {
@@ -234,6 +242,7 @@  eeprom_som: eeprom@52 {
 		compatible = "atmel,24c04";
 		reg = <0x52>;
 		pagesize = <16>;
+		vcc-supply = <&reg_3v3_fixed>;
 	};
 };