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alistair23-linux/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
Liang Chen fae7ee435d arm64: dts: rockchip: add cpu regulator for rk3328 evaluation board 
RK3328 Evaluation Board use rk805 pmic, and one of the DCDCs in
rk805 is for cpu regulator, assign the cpu regulator, so the
cpufreq can work fine.

Signed-off-by: Liang Chen <cl@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2017-09-17 01:55:56 +02:00

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/*
* Copyright (c) 2017 Fuzhou Rockchip Electronics Co., Ltd
*
* 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 library 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 library 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 "rk3328.dtsi"
/ {
model = "Rockchip RK3328 EVB";
compatible = "rockchip,rk3328-evb", "rockchip,rk3328";
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>;
};
sdio_pwrseq: sdio-pwrseq {
compatible = "mmc-pwrseq-simple";
pinctrl-names = "default";
pinctrl-0 = <&wifi_enable_h>;
/*
* On the module itself this is one of these (depending
* on the actual card populated):
* - SDIO_RESET_L_WL_REG_ON
* - PDN (power down when low)
*/
reset-gpios = <&gpio1 18 GPIO_ACTIVE_LOW>;
};
vcc_sd: sdmmc-regulator {
compatible = "regulator-fixed";
gpio = <&gpio0 30 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc0m1_gpio>;
regulator-name = "vcc_sd";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io>;
};
vcc_sys: vcc-sys {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&dc_12v>;
};
vcc_phy: vcc-phy-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_phy";
regulator-always-on;
regulator-boot-on;
};
};
&cpu0 {
cpu-supply = <&vdd_arm>;
};
&emmc {
bus-width = <8>;
cap-mmc-highspeed;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
status = "okay";
};
&gmac2phy {
phy-supply = <&vcc_phy>;
clock_in_out = "output";
assigned-clocks = <&cru SCLK_MAC2PHY_SRC>;
assigned-clock-rate = <50000000>;
assigned-clocks = <&cru SCLK_MAC2PHY>;
assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>;
};
&i2c1 {
status = "okay";
rk805: rk805@18 {
compatible = "rockchip,rk805";
reg = <0x18>;
interrupt-parent = <&gpio2>;
interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
#clock-cells = <1>;
clock-output-names = "xin32k", "rk805-clkout2";
gpio-controller;
#gpio-cells = <2>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int_l>;
rockchip,system-power-controller;
wakeup-source;
vcc1-supply = <&vcc_sys>;
vcc2-supply = <&vcc_sys>;
vcc3-supply = <&vcc_sys>;
vcc4-supply = <&vcc_sys>;
vcc5-supply = <&vcc_io>;
vcc6-supply = <&vcc_io>;
regulators {
vdd_logic: DCDC_REG1 {
regulator-name = "vdd_logic";
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1450000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vdd_arm: DCDC_REG2 {
regulator-name = "vdd_arm";
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1450000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vcc_ddr: DCDC_REG3 {
regulator-name = "vcc_ddr";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
vcc_io: DCDC_REG4 {
regulator-name = "vcc_io";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_18: LDO_REG1 {
regulator-name = "vcc_18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vcc18_emmc: LDO_REG2 {
regulator-name = "vcc18_emmc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vdd_10: LDO_REG3 {
regulator-name = "vdd_10";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
};
};
};
&pinctrl {
pmic {
pmic_int_l: pmic-int-l {
rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
sdio-pwrseq {
wifi_enable_h: wifi-enable-h {
rockchip,pins =
<1 18 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&sdio {
bus-width = <4>;
cap-sd-highspeed;
cap-sdio-irq;
keep-power-in-suspend;
max-frequency = <150000000>;
mmc-pwrseq = <&sdio_pwrseq>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc1_bus4 &sdmmc1_cmd &sdmmc1_clk>;
status = "okay";
};
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
disable-wp;
max-frequency = <150000000>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>;
vmmc-supply = <&vcc_sd>;
status = "okay";
};
&tsadc {
status = "okay";
};
&uart2 {
status = "okay";
};
&u2phy {
status = "okay";
};
&u2phy_host {
status = "okay";
};
&u2phy_otg {
status = "okay";
};
&usb20_otg {
status = "okay";
};
&usb_host0_ehci {
status = "okay";
};
&usb_host0_ohci {
status = "okay";
};
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