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arm64: dts: ti: k3-j721s2-common-proc-board: Enable DisplayPort-1

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Enable DSI display for J721S2 EVM.

Add the endpoint nodes to describe connection from:
DSS => DSI Bridge => DSI to eDP bridge => DisplayPort-1

Signed-off-by: Jayesh Choudhary <j-choudhary@ti.com>
Tested-by: Harikrishna Shenoy <h-shenoy@ti.com>
Reviewed-by: Harikrishna Shenoy <h-shenoy@ti.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
Link: https://lore.kernel.org/r/20250716060114.52122-7-j-choudhary@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Jayesh Choudhary 2025-07-16 11:31:13 +05:30 committed by Nishanth Menon
parent 3c29300dce
commit 2bca9f6922
1 changed files with 93 additions and 0 deletions
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93
arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
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@ -93,6 +93,28 @@ vdd_sd_dv: gpio-regulator-TLV71033 {
<3300000 0x1>;
};
dp1_pwr_3v3: regulator-dp1-prw {
compatible = "regulator-fixed";
regulator-name = "dp1-pwr";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&exp4 1 GPIO_ACTIVE_HIGH>; /* P1 - DP1_PWR_SW_EN */
enable-active-high;
};
dp1: connector-dp1 {
compatible = "dp-connector";
label = "DP1";
type = "full-size";
dp-pwr-supply = <&dp1_pwr_3v3>;
port {
dp1_connector_in: endpoint {
remote-endpoint = <&dp1_out>;
};
};
};
transceiver1: can-phy1 {
compatible = "ti,tcan1043";
#phy-cells = <0>;
@ -563,3 +585,74 @@ &main_mcan5 {
pinctrl-0 = <&main_mcan5_pins_default>;
phys = <&transceiver4>;
};
&dss {
/*
* DSS on J721S2-EVM supports DP on VP0 and DSI on VP2.
* These clock assignments are chosen to enable the following outputs:
* VP0 - DisplayPort SST
* VP2 - DSI
*/
status = "okay";
assigned-clocks = <&k3_clks 158 2>,
<&k3_clks 158 14>;
assigned-clock-parents = <&k3_clks 158 3>,
<&k3_clks 158 16>;
};
&dss_ports {
#address-cells = <1>;
#size-cells = <0>;
port@2 {
reg = <2>;
dpi2_out: endpoint {
remote-endpoint = <&dsi0_in>;
};
};
};
&dsi0_ports {
port@0 {
reg = <0>;
dsi0_out: endpoint {
remote-endpoint = <&dp1_in>;
};
};
port@1 {
reg = <1>;
dsi0_in: endpoint {
remote-endpoint = <&dpi2_out>;
};
};
};
&dsi_edp_bridge_ports {
port@0 {
reg = <0>;
dp1_in: endpoint {
remote-endpoint = <&dsi0_out>;
};
};
port@1 {
reg = <1>;
dp1_out: endpoint {
remote-endpoint = <&dp1_connector_in>;
};
};
};
&dphy_tx0 {
status = "okay";
};
&dsi0 {
status = "okay";
};