linux-kernel - [PATCH 4/4] arm64: dts: mediatek: cherry: Add edptx and dptx support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 15 Sep 2022 15:58:49 +0800
From:   Bo-Chen Chen <rex-bc.chen@...iatek.com>
To:     <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>
CC:     <matthias.bgg@...il.com>,
        <angelogioacchino.delregno@...labora.com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        Bo-Chen Chen <rex-bc.chen@...iatek.com>
Subject: [PATCH 4/4] arm64: dts: mediatek: cherry: Add edptx and dptx support

- Add pinctrl for edptx and dptx.
- Add port for edptx and dptx.

Signed-off-by: Bo-Chen Chen <rex-bc.chen@...iatek.com>
---
 .../boot/dts/mediatek/mt8195-cherry.dtsi      | 68 +++++++++++++++++++
 1 file changed, 68 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index 303dc32c64dc..560103e29017 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -125,6 +125,7 @@
 
 	port {
 		dp_intf0_out: endpoint {
+			remote-endpoint = <&edp_in>;
 		};
 	};
 };
@@ -134,6 +135,59 @@
 
 	port {
 		dp_intf1_out: endpoint {
+			remote-endpoint = <&dptx_in>;
+		};
+	};
+};
+
+&edp_tx {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&edptx_pins_default>;
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			edp_in: endpoint {
+				remote-endpoint = <&dp_intf0_out>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			edp_out: endpoint {
+				data-lanes = <0 1 2 3>;
+			};
+		};
+	};
+};
+
+&dp_tx {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&dptx_pin>;
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			dptx_in: endpoint {
+				remote-endpoint = <&dp_intf1_out>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			dptx_out: endpoint {
+				data-lanes = <0 1 2 3>;
+			};
 		};
 	};
 };
@@ -497,6 +551,20 @@
 		};
 	};
 
+	edptx_pins_default: edptx-default-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO7__FUNC_EDP_TX_HPD>;
+			bias-pull-up;
+		};
+	};
+
+	dptx_pin: dptx-default-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO18__FUNC_DP_TX_HPD>;
+			bias-pull-up;
+		};
+	};
+
 	i2c0_pins: i2c0-default-pins {
 		pins-bus {
 			pinmux = <PINMUX_GPIO8__FUNC_SDA0>,
-- 
2.18.0