From 2a0418ac48d3083e2b209242237abef84497d19f Mon Sep 17 00:00:00 2001 From: Wadim Egorov Date: Fri, 1 Nov 2024 14:14:25 +0100 Subject: [PATCH] arm64: dts: ti: k3-am62x-phyboard-lyra: Add HDMI bridge regulators Specify I/0 voltage & core supply regulators used by the SII902x HDMI bridge and make them known to the bridge. This resolves the following warning: sii902x 1-0039: supply iovcc not found, using dummy regulator sii902x 1-0039: supply cvcc12 not found, using dummy regulator Signed-off-by: Wadim Egorov Link: https://lore.kernel.org/r/20241101131427.3815341-2-w.egorov@phytec.de Signed-off-by: Nishanth Menon --- .../boot/dts/ti/k3-am62x-phyboard-lyra.dtsi | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi index 90d17169eba2..fdc3b200b2f0 100644 --- a/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi @@ -112,6 +112,25 @@ regulator-boot-on; }; + vcc_3v3_hdmi: regulator-vcc-3v3-hdmi { + compatible = "regulator-fixed"; + regulator-name = "VCC_3V3_HDMI"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_3v3_sw>; + regulator-always-on; + regulator-boot-on; + }; + + vcc_1v2_hdmi: regulator-vcc-1v2-hdmi { + compatible = "regulator-fixed"; + regulator-name = "HDMI_CVCC"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + regulator-boot-on; + }; + vcc_3v3_mmc: regulator-vcc-3v3-mmc { compatible = "regulator-fixed"; regulator-name = "VCC_3V3_MMC"; @@ -367,6 +386,9 @@ pinctrl-names = "default"; pinctrl-0 = <&hdmi_int_pins_default>; + iovcc-supply = <&vcc_3v3_hdmi>; + cvcc12-supply = <&vcc_1v2_hdmi>; + ports { #address-cells = <1>; #size-cells = <0>; -- 2.50.1