arm64: dts: rockchip: add basic dts for RK3568 EVB

This patch add rk3568-evb1-v10.dts for RK3568 evaluation board.
add uart/emmc/i2c/rk809 node for basic function.

Signed-off-by: Liang Chen <cl@rock-chips.com>
Link: https://lore.kernel.org/r/20210622020517.13100-5-cl@rock-chips.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index 4a6f772..6546b01 100644 (file)
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -600,6 +600,11 @@ properties:
           - const: zkmagic,a95x-z2
           - const: rockchip,rk3318
 
+      - description: Rockchip RK3568 Evaluation board
+        items:
+          - const: rockchip,rk3568-evb1-v10
+          - const: rockchip,rk3568
+
 additionalProperties: true
 
 ...

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index c3e00c0..7fdb41d 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -51,3 +51,4 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rockpro64.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399pro-rock-pi-n10.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
new file mode 100644 (file)
index 0000000..6978655
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
+ *
+ */
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include "rk3568.dtsi"
+
+/ {
+       model = "Rockchip RK3568 EVB1 DDR4 V10 Board";
+       compatible = "rockchip,rk3568-evb1-v10", "rockchip,rk3568";
+
+       chosen: chosen {
+               stdout-path = "serial2:1500000n8";
+       };
+
+       dc_12v: dc-12v {
+               compatible = "regulator-fixed";
+               regulator-name = "dc_12v";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <12000000>;
+               regulator-max-microvolt = <12000000>;
+       };
+
+       vcc3v3_sys: vcc3v3-sys {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc3v3_sys";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               vin-supply = <&dc_12v>;
+       };
+
+       vcc5v0_sys: vcc5v0-sys {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc5v0_sys";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               vin-supply = <&dc_12v>;
+       };
+
+       vcc3v3_lcd0_n: vcc3v3-lcd0-n {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc3v3_lcd0_n";
+               regulator-boot-on;
+
+               regulator-state-mem {
+                       regulator-off-in-suspend;
+               };
+       };
+
+       vcc3v3_lcd1_n: vcc3v3-lcd1-n {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc3v3_lcd1_n";
+               regulator-boot-on;
+
+               regulator-state-mem {
+                       regulator-off-in-suspend;
+               };
+       };
+};
+
+&sdhci {
+       bus-width = <8>;
+       max-frequency = <200000000>;
+       non-removable;
+       status = "okay";
+};
+
+&uart2 {
+       status = "okay";
+};