arm64: dts: add rk3399-puma-mipidsi.dts

Enables MIPI-DSI instead of HDMI on RK3399-Q7 SoM.
Supported display is labeled FY080DI27E046-V1

Signed-off-by: Jakob Unterwurzacher <jakob.unterwurzacher@theobroma-systems.com>

2 files changed, 114 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index fd5b9de751ad..1df41201905f 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -36,6 +36,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-mid-818-android.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-edp.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-hdmi+edp.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-mipidsi.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rv1-android.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator-box-android-6.0.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator-box.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma-mipidsi.dts b/arch/arm64/boot/dts/rockchip/rk3399-puma-mipidsi.dts
new file mode 100644
index 000000000000..794839d81ba7
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma-mipidsi.dts
@@ -0,0 +1,113 @@
+#include "rk3399-puma.dts"
+
+/ {
+	backlight: backlight {
+		compatible = "gpio-backlight";
+		// GPIO4_C2 = Q7_LVDS_BLT_CTRL. Set high to enable the backlight. Use PWM to regulate brightness.
+		gpios = <&gpio4 18 GPIO_ACTIVE_HIGH>;
+		default-on;
+	};
+};
+
+&vopl {
+	status = "disabled";
+};
+
+&hdmi {
+        status = "disabled";
+};
+
+&route_hdmi {
+        status = "disabled";
+};
+
+&vopb {
+	status = "okay";
+};
+
+&route_mipi {
+	status = "okay";
+};
+
+&mipi_dsi {
+	status = "okay";
+	panel {
+		compatible ="simple-panel-dsi";
+		reg = <0>;
+		backlight = <&backlight>;
+		// GPIO2_A2 = SEL_EDP_1V8. Set low to switch the hardware mux from eDP to DSI.
+		enable-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
+		// GPIO4_D6 = LVDS_PPEN. Set low to send the panel into reset.
+		reset-gpios = <&gpio4 30 GPIO_ACTIVE_LOW>;
+		// Keep reset low for X milliseconds
+		reset-delay-ms = <10>;
+
+		dsi,flags = <(MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
+				MIPI_DSI_MODE_VIDEO_SYNC_PULSE)>;
+		dsi,format = <MIPI_DSI_FMT_RGB888>;
+		dsi,lanes = <4>;
+		status = "okay";
+
+		panel-init-sequence = [
+			15 01 02 cd aa
+			15 01 02 30 00
+			15 01 02 5e 03
+			15 01 02 32 00
+			15 01 02 33 25
+			15 01 02 65 08
+			15 01 02 3a 10
+			15 01 02 36 49
+			15 01 02 67 82
+			15 01 02 69 27
+			15 01 02 6c 27
+			15 01 02 6d 14
+			39 01 09 55 09 09 09 09 09 09 09 09
+			39 01 11 56 09 09 09 09 09 09 09 09 09 09 09 09 09 09 09 09
+			15 01 02 6b 00
+			15 01 02 58 08
+			15 01 02 73 30
+			15 01 02 74 10
+			15 01 02 77 00
+			15 01 02 68 00
+			15 01 02 28 28
+			39 01 05 57 00 00 09 09
+			15 01 02 41 46
+			15 01 02 4e 50
+			15 01 02 4f 55
+			15 01 02 63 04
+			39 01 14 53 1f 1a 17 13 12 12 14 15 15 10 0d 0b 0b 0c 0d 0a 08 03 00
+			39 01 14 54 1f 1a 17 13 12 12 14 15 15 10 0d 0b 0b 0c 0d 0a 08 03 00
+			15 01 02 29 10
+			15 01 02 2e 03
+			15 01 02 78 67
+			15 01 02 76 36
+			15 01 02 47 18
+			15 01 02 2d 31
+			15 01 02 50 d0
+			15 01 02 48 66
+			15 01 02 3f 00
+			15 01 02 31 01
+			15 01 02 4d 00
+		];
+
+
+		display-timings {
+			native-mode = <&timing0>;
+			timing0: timing0 {
+				clock-frequency = <71900000>;
+				hactive = <800>;
+				vactive = <1280>;
+				hback-porch = <24>;
+				hfront-porch = <72>;
+				vback-porch = <10>;
+				vfront-porch = <12>;
+				hsync-len = <24>;
+				vsync-len = <2>;
+				hsync-active = <0>;
+				vsync-active = <0>;
+				de-active = <1>;
+				pixelclk-active = <1>;
+			};
+		};
+	};
+};