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// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
* Device Tree Source for the R-Car V4M Gray Hawk Single board
*
* Copyright (C) 2023 Renesas Electronics Corp.
* Copyright (C) 2024 Glider bv
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "r8a779h0.dtsi"
/ {
model = "Renesas Gray Hawk Single board based on r8a779h0";
compatible = "renesas,gray-hawk-single", "renesas,r8a779h0";
aliases {
serial0 = &hscif0;
ethernet0 = &avb0;
};
chosen {
bootargs = "ignore_loglevel";
stdout-path = "serial0:921600n8";
};
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
reg = <0x0 0x48000000 0x0 0x78000000>;
};
memory@480000000 {
device_type = "memory";
reg = <0x4 0x80000000 0x1 0x80000000>;
};
reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
};
&avb0 {
pinctrl-0 = <&avb0_pins>;
pinctrl-names = "default";
phy-handle = <&phy0>;
tx-internal-delay-ps = <2000>;
status = "okay";
phy0: ethernet-phy@0 {
compatible = "ethernet-phy-id0022.1622",
"ethernet-phy-ieee802.3-c22";
rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio7>;
interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio7 10 GPIO_ACTIVE_LOW>;
};
};
&extal_clk {
clock-frequency = <16666666>;
};
&extalr_clk {
clock-frequency = <32768>;
};
&hscif0 {
pinctrl-0 = <&hscif0_pins>;
pinctrl-names = "default";
uart-has-rtscts;
status = "okay";
};
&i2c0 {
pinctrl-0 = <&i2c0_pins>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <400000>;
eeprom@50 {
compatible = "rohm,br24g01", "atmel,24c01";
label = "cpu-board";
reg = <0x50>;
pagesize = <8>;
};
eeprom@51 {
compatible = "rohm,br24g01", "atmel,24c01";
label = "breakout-board";
reg = <0x51>;
pagesize = <8>;
};
eeprom@52 {
compatible = "rohm,br24g01", "atmel,24c01";
label = "csi-dsi-sub-board-id";
reg = <0x52>;
pagesize = <8>;
};
eeprom@53 {
compatible = "rohm,br24g01", "atmel,24c01";
label = "ethernet-sub-board-id";
reg = <0x53>;
pagesize = <8>;
};
};
&mmc0 {
pinctrl-0 = <&mmc_pins>;
pinctrl-1 = <&mmc_pins>;
pinctrl-names = "default", "state_uhs";
vmmc-supply = <®_3p3v>;
vqmmc-supply = <®_1p8v>;
mmc-hs200-1_8v;
mmc-hs400-1_8v;
bus-width = <8>;
no-sd;
no-sdio;
non-removable;
full-pwr-cycle-in-suspend;
status = "okay";
};
&pfc {
pinctrl-0 = <&scif_clk_pins>;
pinctrl-names = "default";
avb0_pins: avb0 {
mux {
groups = "avb0_link", "avb0_mdio", "avb0_rgmii",
"avb0_txcrefclk";
function = "avb0";
};
pins_mdio {
groups = "avb0_mdio";
drive-strength = <21>;
};
pins_mii {
groups = "avb0_rgmii";
drive-strength = <21>;
};
};
hscif0_pins: hscif0 {
groups = "hscif0_data", "hscif0_ctrl";
function = "hscif0";
};
i2c0_pins: i2c0 {
groups = "i2c0";
function = "i2c0";
};
mmc_pins: mmc {
groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
function = "mmc";
power-source = <1800>;
};
qspi0_pins: qspi0 {
groups = "qspi0_ctrl", "qspi0_data4";
function = "qspi0";
};
scif_clk_pins: scif-clk {
groups = "scif_clk";
function = "scif_clk";
};
};
&rpc {
pinctrl-0 = <&qspi0_pins>;
pinctrl-names = "default";
status = "okay";
flash@0 {
compatible = "spansion,s25fs512s", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <40000000>;
spi-rx-bus-width = <4>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
boot@0 {
reg = <0x0 0x1200000>;
read-only;
};
user@1200000 {
reg = <0x1200000 0x2e00000>;
};
};
};
};
&rwdt {
timeout-sec = <60>;
status = "okay";
};
&scif_clk {
clock-frequency = <24000000>;
};
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