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arm64: dts: renesas: white-hawk-cpu: Add DP output support

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Add DT nodes needed for the mini DP connector. The DP is driven by
sn65dsi86, which in turn gets the pixel data from the SoC via DSI.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20221201095631.89448-6-tomi.valkeinen+renesas@ideasonboard.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Tomi Valkeinen 2022-12-01 11:56:29 +02:00 • committed by Geert Uytterhoeven
parent 95d60f13d3
commit df9645b93a
1 changed files with 94 additions and 0 deletions
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94
arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
View file

@ -97,6 +97,27 @@
reg = <0x6 0x00000000 0x1 0x00000000>;
};
mini-dp-con {
compatible = "dp-connector";
label = "CN5";
type = "mini";
port {
mini_dp_con_in: endpoint {
remote-endpoint = <&sn65dsi86_out>;
};
};
};
reg_1p2v: regulator-1p2v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-boot-on;
regulator-always-on;
};
reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
@ -114,6 +135,12 @@
regulator-boot-on;
regulator-always-on;
};
sn65dsi86_refclk: clk-x6 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <38400000>;
};
};
&avb0 {
@ -134,6 +161,23 @@
};
};
&dsi0 {
status = "okay";
ports {
port@1 {
dsi0_out: endpoint {
remote-endpoint = <&sn65dsi86_in>;
data-lanes = <1 2 3 4>;
};
};
};
};
&du {
status = "okay";
};
&extal_clk {
clock-frequency = <16666666>;
};
@ -172,6 +216,51 @@
};
};
&i2c1 {
pinctrl-0 = <&i2c1_pins>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <400000>;
bridge@2c {
compatible = "ti,sn65dsi86";
reg = <0x2c>;
clocks = <&sn65dsi86_refclk>;
clock-names = "refclk";
interrupt-parent = <&intc_ex>;
interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
enable-gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
vccio-supply = <&reg_1p8v>;
vpll-supply = <&reg_1p8v>;
vcca-supply = <&reg_1p2v>;
vcc-supply = <&reg_1p2v>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
sn65dsi86_in: endpoint {
remote-endpoint = <&dsi0_out>;
};
};
port@1 {
reg = <1>;
sn65dsi86_out: endpoint {
remote-endpoint = <&mini_dp_con_in>;
};
};
};
};
};
&mmc0 {
pinctrl-0 = <&mmc_pins>;
pinctrl-1 = <&mmc_pins>;
@ -221,6 +310,11 @@
function = "i2c0";
};
i2c1_pins: i2c1 {
groups = "i2c1";
function = "i2c1";
};
keys_pins: keys {
pins = "GP_5_0", "GP_5_1", "GP_5_2";
bias-pull-up;