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/*
* Device Tree Source for the Salvator-X board
*
* Copyright (C) 2016 Renesas Electronics Corp.
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
/dts-v1/;
#include "r8a7796.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Renesas Salvator-X board based on r8a7796";
compatible = "renesas,salvator-x", "renesas,r8a7796";
aliases {
serial0 = &scif2;
};
chosen {
bootargs = "ignore_loglevel";
stdout-path = "serial0:115200n8";
};
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
reg = <0x0 0x48000000 0x0 0x78000000>;
};
reg_1p8v: regulator0 {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
reg_3p3v: regulator1 {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
vcc_sdhi0: regulator-vcc-sdhi0 {
compatible = "regulator-fixed";
regulator-name = "SDHI0 Vcc";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
vccq_sdhi0: regulator-vccq-sdhi0 {
compatible = "regulator-gpio";
regulator-name = "SDHI0 VccQ";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
gpios-states = <1>;
states = <3300000 1
1800000 0>;
};
vcc_sdhi3: regulator-vcc-sdhi3 {
compatible = "regulator-fixed";
regulator-name = "SDHI3 Vcc";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio3 15 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
vccq_sdhi3: regulator-vccq-sdhi3 {
compatible = "regulator-gpio";
regulator-name = "SDHI3 VccQ";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
gpios = <&gpio3 14 GPIO_ACTIVE_HIGH>;
gpios-states = <1>;
states = <3300000 1
1800000 0>;
};
};
&pfc {
pinctrl-0 = <&scif_clk_pins>;
pinctrl-names = "default";
scif2_pins: scif2 {
groups = "scif2_data_a";
function = "scif2";
};
scif_clk_pins: scif_clk {
groups = "scif_clk_a";
function = "scif_clk";
};
i2c2_pins: i2c2 {
groups = "i2c2_a";
function = "i2c2";
};
sdhi0_pins: sd0 {
groups = "sdhi0_data4", "sdhi0_ctrl";
function = "sdhi0";
power-source = <3300>;
};
sdhi0_pins_uhs: sd0_uhs {
groups = "sdhi0_data4", "sdhi0_ctrl";
function = "sdhi0";
power-source = <1800>;
};
sdhi2_pins: sd2 {
groups = "sdhi2_data8", "sdhi2_ctrl";
function = "sdhi2";
power-source = <3300>;
};
sdhi2_pins_uhs: sd2_uhs {
groups = "sdhi2_data8", "sdhi2_ctrl";
function = "sdhi2";
power-source = <1800>;
};
sdhi3_pins: sd3 {
groups = "sdhi3_data4", "sdhi3_ctrl";
function = "sdhi3";
power-source = <3300>;
};
sdhi3_pins_uhs: sd3_uhs {
groups = "sdhi3_data4", "sdhi3_ctrl";
function = "sdhi3";
power-source = <1800>;
};
};
&extal_clk {
clock-frequency = <16666666>;
};
&extalr_clk {
clock-frequency = <32768>;
};
&sdhi0 {
pinctrl-0 = <&sdhi0_pins>;
pinctrl-1 = <&sdhi0_pins_uhs>;
pinctrl-names = "default", "state_uhs";
vmmc-supply = <&vcc_sdhi0>;
vqmmc-supply = <&vccq_sdhi0>;
cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
wp-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
bus-width = <4>;
sd-uhs-sdr50;
status = "okay";
};
&sdhi2 {
/* used for on-board 8bit eMMC */
pinctrl-0 = <&sdhi2_pins>;
pinctrl-1 = <&sdhi2_pins_uhs>;
pinctrl-names = "default", "state_uhs";
vmmc-supply = <®_3p3v>;
vqmmc-supply = <®_1p8v>;
bus-width = <8>;
non-removable;
status = "okay";
};
&sdhi3 {
pinctrl-0 = <&sdhi3_pins>;
pinctrl-1 = <&sdhi3_pins_uhs>;
pinctrl-names = "default", "state_uhs";
vmmc-supply = <&vcc_sdhi3>;
vqmmc-supply = <&vccq_sdhi3>;
cd-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>;
wp-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
bus-width = <4>;
sd-uhs-sdr50;
status = "okay";
};
&scif2 {
pinctrl-0 = <&scif2_pins>;
pinctrl-names = "default";
status = "okay";
};
&scif_clk {
clock-frequency = <14745600>;
status = "okay";
};
&i2c2 {
pinctrl-0 = <&i2c2_pins>;
pinctrl-names = "default";
status = "okay";
};
&wdt0 {
timeout-sec = <60>;
status = "okay";
};
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