From: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
This patch adds initial support for rk3288 based
Vyasa board, which is made by Amarula Solutions.
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
Changes for v2:
- Added entry in Documentation/devicetree/bindings/arm/rockchip.txt
Documentation/devicetree/bindings/arm/rockchip.txt | 4 +
arch/arm/boot/dts/Makefile | 3 +-
arch/arm/boot/dts/rk3288-vyasa.dts | 312 +++++++++++++++++++++
3 files changed, 318 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/boot/dts/rk3288-vyasa.dts
diff --git a/Documentation/devicetree/bindings/arm/rockchip.txt b/Documentation/devicetree/bindings/arm/rockchip.txt
index 88d9532..a1ffabeb 100644
--- a/Documentation/devicetree/bindings/arm/rockchip.txt
+++ b/Documentation/devicetree/bindings/arm/rockchip.txt
@@ -1,5 +1,9 @@
Rockchip platforms device tree bindings
---------------------------------------
+- Amarula Vyasa RK3288 board
+ Required root node properties:
+ - compatible = "amarula,vyasa-rk3288", "rockchip,rk3288";
+
- Asus Tinker board
Required root node properties:
- compatible = "asus,rk3288-tinker", "rockchip,rk3288";
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 1816e84..07ef6d6 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -760,7 +760,8 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
rk3288-veyron-mickey.dtb \
rk3288-veyron-minnie.dtb \
rk3288-veyron-pinky.dtb \
- rk3288-veyron-speedy.dtb
+ rk3288-veyron-speedy.dtb \
+ rk3288-vyasa.dtb
dtb-$(CONFIG_ARCH_S3C24XX) += \
s3c2416-smdk2416.dtb
dtb-$(CONFIG_ARCH_S3C64XX) += \
diff --git a/arch/arm/boot/dts/rk3288-vyasa.dts b/arch/arm/boot/dts/rk3288-vyasa.dts
new file mode 100644
index 0000000..9d473fe
--- /dev/null
+++ b/arch/arm/boot/dts/rk3288-vyasa.dts
@@ -0,0 +1,312 @@
+/*
+ * Copyright (C) 2017 Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ * a) This file is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ * b) Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+#include "rk3288.dtsi"
+
+/ {
+ model = "Amarula Vyasa-RK3288";
+ compatible = "amarula,vyasa-rk3288", "rockchip,rk3288";
+
+ chosen {
+ stdout-path = &uart2;
+ };
+
+ memory {
+ reg = <0x0 0x0 0x0 0x80000000>;
+ device_type = "memory";
+ };
+
+ vcc_sd: sdmmc-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdmmc_pwr>;
+ regulator-name = "vcc_sd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ startup-delay-us = <100000>;
+ vin-supply = <&vcc_io>;
+ };
+
+ vcc_sys: vsys-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_sys";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+};
+
+&cpu0 {
+ cpu0-supply = <&vdd_cpu>;
+};
+
+&i2c0 {
+ clock-frequency = <400000>;
+ status = "okay";
+
+ rk808: pmic@1b {
+ compatible = "rockchip,rk808";
+ reg = <0x1b>;
+ interrupt-parent = <&gpio0>;
+ interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_int &global_pwroff>;
+ wakeup-source;
+ rockchip,system-power-controller;
+ #clock-cells = <1>;
+ clock-output-names = "xin32k", "rk808-clkout2";
+
+ vcc1-supply = <&vcc_sys>;
+ vcc2-supply = <&vcc_sys>;
+ vcc3-supply = <&vcc_sys>;
+ vcc4-supply = <&vcc_sys>;
+ vcc6-supply = <&vcc_sys>;
+ vcc7-supply = <&vcc_sys>;
+ vcc8-supply = <&vcc_io>;
+ vcc9-supply = <&vcc_sys>;
+ vcc10-supply = <&vcc_sys>;
+ vcc11-supply = <&vcc_sys>;
+ vcc12-supply = <&vcc_io>;
+
+ regulators {
+ vdd_cpu: vdd_log: DCDC_REG1 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-name = "vdd_log";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_gpu: DCDC_REG2 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <1250000>;
+ regulator-name = "vdd_gpu";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1000000>;
+ };
+ };
+
+ vcc_ddr: DCDC_REG3 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-name = "vcc_ddr";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ vcc_io: DCDC_REG4 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc_io";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3300000>;
+ };
+ };
+
+ vcca_tp: LDO_REG1 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc_tp";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3300000>;
+ };
+ };
+
+ vcc_codec: LDO_REG2 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc_codec";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_10: LDO_REG3 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-name = "vdd_10";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1000000>;
+ };
+ };
+
+ vcc_gps: LDO_REG4 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc_gps";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vccio_sd: LDO_REG5 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vccio_sd";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3300000>;
+ };
+ };
+
+ vcc10_lcd: LDO_REG6 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-name = "vcc10_lcd";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc_18: LDO_REG7 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc_18";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc18_lcd: LDO_REG8 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc18_lcd";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc33_sd: SWITCH_REG1 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc33_sd";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ vcc_lan: SWITCH_REG2 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc_lan";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+ };
+ };
+};
+
+&sdmmc {
+ status = "okay";
+
+ bus-width = <4>;
+ cap-mmc-highspeed;
+ cap-sd-highspeed;
+ card-detect-delay = <200>;
+ disable-wp;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
+ vmmc-supply = <&vcc_sd>;
+ vqmmc-supply = <&vccio_sd>;
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&wdt {
+ status = "okay";
+};
+
+&pinctrl {
+ pmic {
+ pmic_int: pmic-int {
+ rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
+
+ sdmmc {
+ sdmmc_pwr: sdmmc-pwr {
+ rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+};
--
2.7.4
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