arm64: dts: mediatek: asurada: Enable internal display

The asurada platform has an ANX7625 bridge connecting the DSI's output
to the internal eDP panel. Add and enable these devices in order to get
a usable internal display.

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20221102190611.283546-4-nfraprado@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index 666021ca4d4f574d1f8e2e669ae382e90def7f62..ace44827de17d30bcc2d9dcd0333b1183a2d6785 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
@@ -198,6 +198,14 @@ wifi_restricted_dma_region: wifi@c0000000 {
        };
 };
 
+&dsi0 {
+       status = "okay";
+};
+
+&dsi_out {
+       remote-endpoint = <&anx7625_in>;
+};
+
 &i2c0 {
        status = "okay";
 
@@ -246,6 +254,53 @@ &i2c3 {
        clock-frequency = <400000>;
        pinctrl-names = "default";
        pinctrl-0 = <&i2c3_pins>;
+
+       anx_bridge: anx7625@58 {
+               compatible = "analogix,anx7625";
+               reg = <0x58>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&anx7625_pins>;
+               enable-gpios = <&pio 41 GPIO_ACTIVE_HIGH>;
+               reset-gpios = <&pio 42 GPIO_ACTIVE_HIGH>;
+               vdd10-supply = <&pp1000_mipibrdg>;
+               vdd18-supply = <&pp1800_mipibrdg>;
+               vdd33-supply = <&pp3300_mipibrdg>;
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+
+                               anx7625_in: endpoint {
+                                       remote-endpoint = <&dsi_out>;
+                               };
+                       };
+
+                       port@1 {
+                               reg = <1>;
+
+                               anx7625_out: endpoint {
+                                       remote-endpoint = <&panel_in>;
+                               };
+                       };
+               };
+
+               aux-bus {
+                       panel: panel {
+                               compatible = "edp-panel";
+                               power-supply = <&pp3300_mipibrdg>;
+                               backlight = <&backlight_lcd0>;
+
+                               port {
+                                       panel_in: endpoint {
+                                               remote-endpoint = <&anx7625_out>;
+                                       };
+                               };
+                       };
+               };
+       };
 };
 
 &i2c7 {
@@ -256,6 +311,10 @@ &i2c7 {
        pinctrl-0 = <&i2c7_pins>;
 };
 
+&mipi_tx0 {
+       status = "okay";
+};
+
 &mmc0 {
        status = "okay";
 
@@ -587,6 +646,20 @@ &pio {
                          "AUD_DAT_MISO0",
                          "AUD_DAT_MISO1";
 
+       anx7625_pins: anx7625-default-pins {
+               pins-out {
+                       pinmux = <PINMUX_GPIO41__FUNC_GPIO41>,
+                                <PINMUX_GPIO42__FUNC_GPIO42>;
+                       output-low;
+               };
+
+               pins-in {
+                       pinmux = <PINMUX_GPIO6__FUNC_GPIO6>;
+                       input-enable;
+                       bias-pull-up;
+               };
+       };
+
        cr50_int: cr50-irq-default-pins {
                pins-gsc-ap-int-odl {
                        pinmux = <PINMUX_GPIO171__FUNC_GPIO171>;