board: rockchip: Add Pine64 PineTab2

The Pine64 PineTab2 is a tablet computer based on the Rockchip RK3566
SoC. The table features 4/8 GB LPDDR4 RAM and 64/128 GB eMMC storage.

Features tested on a Pine64 PineTab2 8GB v2.0:
- SD-card boot
- eMMC boot
- SPI Flash boot
- USB host

Device tree is imported from linux maintainer branch v6.9-armsoc/dts64,
commit 1b7e19448f8f ("arm64: dts: rockchip: Add devicetree for Pine64
PineTab2").

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3566-pinetab2-v2.0.dts b/arch/arm/dts/rk3566-pinetab2-v2.0.dts
new file mode 100644
index 0000000..9349541
--- /dev/null
+++ b/arch/arm/dts/rk3566-pinetab2-v2.0.dts
@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include "rk3566-pinetab2.dtsi"
+
+/ {
+	model = "Pine64 PineTab2 v2.0";
+	compatible = "pine64,pinetab2-v2.0", "pine64,pinetab2", "rockchip,rk3566";
+};
+
+&gpio_keys {
+	pinctrl-0 = <&kb_id_det>, <&hall_int_l>;
+
+	event-hall-sensor {
+		debounce-interval = <20>;
+		gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
+		label = "Hall Sensor";
+		linux,code = <SW_LID>;
+		linux,input-type = <EV_SW>;
+		wakeup-event-action = <EV_ACT_DEASSERTED>;
+		wakeup-source;
+	};
+};
+
+&lcd {
+	reset-gpios = <&gpio0 RK_PC6 GPIO_ACTIVE_LOW>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&lcd_pwren_h &lcd0_rst_l>;
+};
+
+&pinctrl {
+	lcd0 {
+		lcd0_rst_l: lcd0-rst-l {
+			rockchip,pins = <0 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	hall {
+		hall_int_l: hall-int-l {
+			rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&sdmmc1 {
+	vmmc-supply = <&vcc_sys>;
+};