board: rockchip: Add support for rk3588 based Cool Pi CM5 EVB

Cool Pi CM5 EVB works as a mother board connect with CM5.

CM5 Specification:
- Rockchip RK3588
- LPDDR4 2/4/8/16 GB
- TF scard slot
- eMMC 8/32/64/128 GB module
- SPI Nor 8MB
- Gigabit ethernet x 1 with PHY YT8531
- Gigabit ethernet x 1 drived by PCIE with YT6801S

CM5 EVB Specification:
- HDMI Type A out x 2
- HDMI Type D in x 1
- USB 2.0 Host x 2
- USB 3.0 OTG x 1
- USB 3.0 Host x 1
- PCIE M.2 E Key for Wireless connection
- PCIE M.2 M Key for NVME connection
- 40 pin header

The dts is from linux-6.8 rc1.

Signed-off-by: Andy Yan <andyshrk@163.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

[0]https://patchwork.kernel.org/project/linux-rockchip/patch/2450634.jE0xQCEvom@phil/
diff --git a/arch/arm/dts/rk3588-coolpi-cm5-evb.dts b/arch/arm/dts/rk3588-coolpi-cm5-evb.dts
new file mode 100644
index 0000000..a4946cd
--- /dev/null
+++ b/arch/arm/dts/rk3588-coolpi-cm5-evb.dts
@@ -0,0 +1,216 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2023 Rockchip Electronics Co., Ltd.
+ *
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/leds/common.h>
+#include "rk3588-coolpi-cm5.dtsi"
+
+/ {
+	model = "RK3588 CoolPi CM5 EVB";
+	compatible = "coolpi,pi-cm5-evb", "coolpi,pi-cm5", "rockchip,rk3588";
+
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		enable-gpios = <&gpio4 RK_PA3 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&bl_en>;
+		power-supply = <&vcc12v_dcin>;
+		pwms = <&pwm2 0 25000 0>;
+	};
+
+	leds: leds {
+		compatible = "gpio-leds";
+
+		green_led: led-0 {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_STATUS;
+			gpios = <&gpio3 RK_PB7 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+		};
+	};
+
+	vcc12v_dcin: vcc12v-dcin-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc12v_dcin";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+	};
+
+	vcc5v0_sys: vcc5v0-sys-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc12v_dcin>;
+	};
+
+	vcc3v3_sys: vcc3v3-sys-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vcc12v_dcin>;
+	};
+
+	vcc3v3_lcd: vcc3v3-lcd-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3_lcd";
+		enable-active-high;
+		gpio = <&gpio1 RK_PC4 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&lcdpwr_en>;
+		vin-supply = <&vcc3v3_sys>;
+	};
+
+	vcc5v0_usb_host1: vcc5v0_usb_host2: vcc5v0-usb-host-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_host";
+		regulator-boot-on;
+		regulator-always-on;
+		enable-active-high;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio1 RK_PD5 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb_host_pwren>;
+		vin-supply = <&vcc5v0_sys>;
+	};
+
+	vcc5v0_usb30_otg: vcc5v0-usb30-otg-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_otg";
+		regulator-boot-on;
+		regulator-always-on;
+		enable-active-high;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb_otg_pwren>;
+		vin-supply = <&vcc5v0_sys>;
+	};
+};
+
+/* M.2 E-Key */
+&pcie2x1l1 {
+	reset-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_sys>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie_clkreq &pcie_wake &pcie_rst &wifi_pwron &bt_pwron>;
+	status = "okay";
+};
+
+&pcie30phy {
+	status = "okay";
+};
+
+/* Standard pcie */
+&pcie3x2 {
+	reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_sys>;
+	status = "okay";
+};
+
+/* M.2 M-Key ssd */
+&pcie3x4 {
+	num-lanes = <2>;
+	reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_sys>;
+	status = "okay";
+};
+
+&pinctrl {
+	lcd {
+		lcdpwr_en: lcdpwr-en {
+			rockchip,pins = <1 RK_PC4 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		bl_en: bl-en {
+			rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	usb {
+		usb_host_pwren: usb-host-pwren {
+			rockchip,pins = <1 RK_PD5 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		usb_otg_pwren: usb-otg-pwren {
+			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
+	wifi {
+		bt_pwron: bt-pwron {
+			rockchip,pins = <3 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		pcie_clkreq: pcie-clkreq {
+			rockchip,pins = <4 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		pcie_rst: pcie-rst {
+			rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		wifi_pwron: wifi-pwron {
+			rockchip,pins = <3 RK_PB1 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		pcie_wake: pcie-wake {
+			rockchip,pins = <4 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+};
+
+&pwm2 {
+	status = "okay";
+};
+
+&sata1 {
+	status = "okay";
+};
+
+&u2phy2 {
+	status = "okay";
+};
+
+&u2phy3 {
+	status = "okay";
+};
+
+&u2phy2_host {
+	phy-supply = <&vcc5v0_usb_host1>;
+	status = "okay";
+};
+
+&u2phy3_host {
+	phy-supply = <&vcc5v0_usb_host2>;
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb_host1_ehci {
+	status = "okay";
+};
+
+&usb_host1_ohci {
+	status = "okay";
+};