dts: add support for Rockchip rk3399 soc

These files are from kernel upstream:
"649a371 Add linux-next specific files for 20160616"
with some modification need by U-Boot:
- chosen with stdout-path to uart2.
- add clock-frequency for uart2

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>

1 files changed, 104 insertions, 0 deletions

diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts
new file mode 100644
index 0000000..bbcfcd0
--- /dev/null
+++ b/arch/arm/dts/rk3399-evb.dts
@@ -0,0 +1,104 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+/dts-v1/;
+#include <dt-bindings/pwm/pwm.h>
+#include "rk3399.dtsi"
+
+/ {
+	model = "Rockchip RK3399 Evaluation Board";
+	compatible = "rockchip,rk3399-evb", "rockchip,rk3399",
+		     "google,rk3399evb-rev2";
+
+	chosen {
+		stdout-path = &uart2;
+	};
+
+	vdd_center: vdd-center {
+		compatible = "pwm-regulator";
+		pwms = <&pwm3 0 25000 0>;
+		regulator-name = "vdd_center";
+		regulator-min-microvolt = <800000>;
+		regulator-max-microvolt = <1400000>;
+		regulator-always-on;
+		regulator-boot-on;
+		status = "okay";
+	};
+
+	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>;
+	};
+
+	vcc_phy: vcc-phy-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_phy";
+		regulator-always-on;
+		regulator-boot-on;
+	};
+};
+
+&emmc_phy {
+	status = "okay";
+};
+
+&pwm0 {
+	status = "okay";
+};
+
+&pwm2 {
+	status = "okay";
+};
+
+&pwm3 {
+	status = "okay";
+};
+
+&sdhci {
+	bus-width = <8>;
+	mmc-hs400-1_8v;
+	mmc-hs400-enhanced-strobe;
+	non-removable;
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb_host1_ehci {
+	status = "okay";
+};
+
+&usb_host1_ohci {
+	status = "okay";
+};
+
+&pinctrl {
+	pmic {
+		pmic_int_l: pmic-int-l {
+			rockchip,pins =
+				<1 21 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		pmic_dvs2: pmic-dvs2 {
+			rockchip,pins =
+				<1 18 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+};