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4971535c77
* RK3399 NanoPC-T4 Add Type-C alt mode DP * rk3399 rockpi 4C add mini-DP (WIP) * [ rockchip64 ] revert rockPi 4C DP patch Add an extension to disable it, but leave for future work.
28 lines
714 B
Text
28 lines
714 B
Text
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts
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index 4c7ebb1c5d2d..19a648add355 100644
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--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts
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+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4c.dts
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@@ -11,6 +11,22 @@
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/ {
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model = "Radxa ROCK Pi 4C";
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compatible = "radxa,rockpi4c", "radxa,rockpi4", "rockchip,rk3399";
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+
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+ virtual_pd: virtual-pd {
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+ compatible = "linux,extcon-usbc-virtual-pd";
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+ det-gpios = <&gpio4 RK_PD1 GPIO_ACTIVE_LOW>; /* DP_HPD */
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+ vpd-data-role = "display-port";
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+ vpd-super-speed;
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+ };
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+};
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+
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+&cdn_dp {
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+ extcon = <&virtual_pd>;
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+ status = "okay";
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+};
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+
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+&tcphy0 {
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+ extcon = <&virtual_pd>;
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};
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&sdio0 {
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