u-boot/arch/arm/dts/r8a7796-m3ulcb.dts

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/*
* Device Tree Source for the M3ULCB (R-Car Starter Kit Pro) board
*
* Copyright (C) 2016 Renesas Electronics Corp.
* Copyright (C) 2016 Cogent Embedded, Inc.
*
* 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>
#include <dt-bindings/input/input.h>
/ {
model = "Renesas M3ULCB board based on r8a7796";
compatible = "renesas,m3ulcb", "renesas,r8a7796";
aliases {
serial0 = &scif2;
};
chosen {
stdout-path = "serial0:115200n8";
};
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
reg = <0x0 0x48000000 0x0 0x38000000>;
};
leds {
compatible = "gpio-leds";
led5 {
gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
};
led6 {
gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>;
};
};
keyboard {
compatible = "gpio-keys";
key-1 {
linux,code = <KEY_1>;
label = "SW3";
wakeup-source;
debounce-interval = <20>;
gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
};
};
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>;
};
};
&extal_clk {
clock-frequency = <16666666>;
};
&extalr_clk {
clock-frequency = <32768>;
};
&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";
};
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>;
};
};
&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>;
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 = <&reg_3p3v>;
vqmmc-supply = <&reg_1p8v>;
bus-width = <8>;
non-removable;
status = "okay";
};
&scif2 {
pinctrl-0 = <&scif2_pins>;
pinctrl-names = "default";
status = "okay";
};
&scif_clk {
clock-frequency = <14745600>;
};
&wdt0 {
timeout-sec = <60>;
status = "okay";
};