mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-29 22:43:10 +00:00
d1bbe1bedd
Add DTs for R8A779F0 S4 Spider CPU boards and Breakout boards.
Based on Linux next 20230228 DTs up to
commit 058f4df42121 ("Add linux-next specific files for 20230228")
Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
[Marek: Sync with Linux next 20230228, update commit message]
190 lines
3.3 KiB
Text
190 lines
3.3 KiB
Text
// SPDX-License-Identifier: (GPL-2.0 or MIT)
|
|
/*
|
|
* Device Tree Source for the Spider CPU board
|
|
*
|
|
* Copyright (C) 2021 Renesas Electronics Corp.
|
|
*/
|
|
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
#include "r8a779f0.dtsi"
|
|
|
|
/ {
|
|
model = "Renesas Spider CPU board";
|
|
compatible = "renesas,spider-cpu", "renesas,r8a779f0";
|
|
|
|
aliases {
|
|
serial0 = &hscif0;
|
|
serial1 = &scif0;
|
|
};
|
|
|
|
chosen {
|
|
bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
|
|
stdout-path = "serial0:1843200n8";
|
|
};
|
|
|
|
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 0x0 0x80000000>;
|
|
};
|
|
|
|
rc21012_ufs: clk-rc21012-ufs {
|
|
compatible = "fixed-clock";
|
|
clock-frequency = <38400000>;
|
|
#clock-cells = <0>;
|
|
};
|
|
|
|
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;
|
|
};
|
|
};
|
|
|
|
&extal_clk {
|
|
clock-frequency = <20000000>;
|
|
};
|
|
|
|
&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>;
|
|
|
|
gpio_exp_20: gpio@20 {
|
|
compatible = "ti,tca9554";
|
|
reg = <0x20>;
|
|
gpio-controller;
|
|
#gpio-cells = <2>;
|
|
};
|
|
};
|
|
|
|
&i2c4 {
|
|
pinctrl-0 = <&i2c4_pins>;
|
|
pinctrl-names = "default";
|
|
|
|
status = "okay";
|
|
clock-frequency = <400000>;
|
|
|
|
eeprom@50 {
|
|
compatible = "rohm,br24g01", "atmel,24c01";
|
|
label = "cpu-board";
|
|
reg = <0x50>;
|
|
pagesize = <8>;
|
|
};
|
|
};
|
|
|
|
/*
|
|
* This board also has a microSD slot which we will not support upstream
|
|
* because we cannot directly switch voltages in software.
|
|
*/
|
|
&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";
|
|
|
|
hscif0_pins: hscif0 {
|
|
groups = "hscif0_data", "hscif0_ctrl";
|
|
function = "hscif0";
|
|
};
|
|
|
|
i2c0_pins: i2c0 {
|
|
groups = "i2c0";
|
|
function = "i2c0";
|
|
};
|
|
|
|
i2c4_pins: i2c4 {
|
|
groups = "i2c4";
|
|
function = "i2c4";
|
|
};
|
|
|
|
mmc_pins: mmc {
|
|
groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
|
|
function = "mmc";
|
|
power-source = <1800>;
|
|
};
|
|
|
|
scif0_pins: scif0 {
|
|
groups = "scif0_data", "scif0_ctrl";
|
|
function = "scif0";
|
|
};
|
|
|
|
scif_clk_pins: scif_clk {
|
|
groups = "scif_clk";
|
|
function = "scif_clk";
|
|
};
|
|
};
|
|
|
|
&rwdt {
|
|
timeout-sec = <60>;
|
|
status = "okay";
|
|
};
|
|
|
|
&scif0 {
|
|
pinctrl-0 = <&scif0_pins>;
|
|
pinctrl-names = "default";
|
|
|
|
uart-has-rtscts;
|
|
status = "okay";
|
|
};
|
|
|
|
&scif_clk {
|
|
clock-frequency = <24000000>;
|
|
};
|
|
|
|
&ufs {
|
|
status = "okay";
|
|
};
|
|
|
|
&ufs30_clk {
|
|
compatible = "gpio-gate-clock";
|
|
clocks = <&rc21012_ufs>;
|
|
enable-gpios = <&gpio_exp_20 4 GPIO_ACTIVE_LOW>;
|
|
/delete-property/ clock-frequency;
|
|
};
|