linux-kernel - [PATCH v4 2/2] arm64: dts: mediatek: mt8395-genio-1200-evk: add support for MUX IT5205

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Message-ID: <20250220143354.2532448-2-macpaul.lin@mediatek.com>
Date: Thu, 20 Feb 2025 22:33:54 +0800
From: Macpaul Lin <macpaul.lin@...iatek.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
	<matthias.bgg@...il.com>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@...labora.com>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>, Alexandre Mergnat
	<amergnat@...libre.com>
CC: Bear Wang <bear.wang@...iatek.com>, Pablo Sun <pablo.sun@...iatek.com>,
	Macpaul Lin <macpaul.lin@...iatek.com>, Macpaul Lin <macpaul@...il.com>,
	<Project_Global_Chrome_Upstream_Group@...iatek.com>,
	<linux-usb@...r.kernel.org>, Chris-qj chen <chris-qj.chen@...iatek.com>,
	Fabien Parent <fparent@...libre.com>, Simon Sun <simon.sun@...jingtech.com>
Subject: [PATCH v4 2/2] arm64: dts: mediatek: mt8395-genio-1200-evk: add support for MUX IT5205

Add ITE IT5205 (TYPEC MUX) under I2C2 bus and configure its properties;
also add references to it5205fn from MT6360 TYPE-C connector for TYPEC
configuration.

Signed-off-by: Fabien Parent <fparent@...libre.com>
Signed-off-by: Simon Sun <simon.sun@...jingtech.com>
Signed-off-by: Macpaul Lin <macpaul.lin@...iatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../dts/mediatek/mt8395-genio-1200-evk.dts    | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

Changes for v2:
 - This is a new patch in the v2 patch.

Changes for v3:
 - No change.

Changes fo4 v4:
 - Drop it5205fn phandle for node typec-mux@48.
 - Reorder properties of typec-mux@48
 - Add "Reviewed-by:" tag. Thanks!

diff --git a/arch/arm64/boot/dts/mediatek/mt8395-genio-1200-evk.dts b/arch/arm64/boot/dts/mediatek/mt8395-genio-1200-evk.dts
index ca039c8e4c71..8ec5c4cf59f3 100644
--- a/arch/arm64/boot/dts/mediatek/mt8395-genio-1200-evk.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8395-genio-1200-evk.dts
@@ -224,6 +224,21 @@ &i2c2 {
 	pinctrl-0 = <&i2c2_pins>;
 	pinctrl-names = "default";
 	status = "okay";
+
+	typec-mux@48 {
+		compatible = "ite,it5205";
+		reg = <0x48>;
+		vcc-supply = <&mt6359_vibr_ldo_reg>;
+		mode-switch;
+		orientation-switch;
+		status = "okay";
+
+		port {
+			it5205_sbu_ep: endpoint {
+				remote-endpoint = <&mt6360_ssusb_sbu_ep>;
+			};
+		};
+	};
 };
 
 &i2c6 {
@@ -368,6 +383,13 @@ typec_con_ss: endpoint {
 							remote-endpoint = <&mtu3_ss0_role_sw>;
 						};
 					};
+
+					port@2 {
+						reg = <2>;
+						mt6360_ssusb_sbu_ep: endpoint {
+							remote-endpoint = <&it5205_sbu_ep>;
+						};
+					};
 				};
 			};
 		};
-- 
2.45.2