linux/arch/arm/boot/dts/stm32h743i-eval.dts
Ludovic Barre 90f16fea40 ARM: dts: stm32: add sdmmc1 support on stm32h743i eval board
This patch adds sdmmc1 support on stm32h743i eval board.
This board has an external driver to control signal direction polarity.

Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
2019-04-11 11:21:59 +02:00

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/*
* Copyright 2017 - Alexandre Torgue <alexandre.torgue@st.com>
*
* 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 file 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 file 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 "stm32h743.dtsi"
#include "stm32h743-pinctrl.dtsi"
/ {
model = "STMicroelectronics STM32H743i-EVAL board";
compatible = "st,stm32h743i-eval", "st,stm32h743";
chosen {
bootargs = "root=/dev/ram";
stdout-path = "serial0:115200n8";
};
memory {
device_type = "memory";
reg = <0xd0000000 0x2000000>;
};
aliases {
serial0 = &usart1;
};
vdda: regulator-vdda {
compatible = "regulator-fixed";
regulator-name = "vdda";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
v2v9_sd: regulator-v2v9_sd {
compatible = "regulator-fixed";
regulator-name = "v2v9_sd";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
regulator-always-on;
};
usbotg_hs_phy: usb-phy {
#phy-cells = <0>;
compatible = "usb-nop-xceiv";
clocks = <&rcc USB1ULPI_CK>;
clock-names = "main_clk";
};
};
&adc_12 {
vref-supply = <&vdda>;
status = "okay";
adc1: adc@0 {
/* potentiometer */
st,adc-channels = <0>;
status = "okay";
};
};
&clk_hse {
clock-frequency = <25000000>;
};
&i2c1 {
pinctrl-0 = <&i2c1_pins_a>;
pinctrl-names = "default";
i2c-scl-rising-time-ns = <185>;
i2c-scl-falling-time-ns = <20>;
status = "okay";
};
&rtc {
status = "okay";
};
&mac {
status = "disabled";
pinctrl-0 = <&ethernet_rmii>;
pinctrl-names = "default";
phy-mode = "rmii";
phy-handle = <&phy0>;
mdio0 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "snps,dwmac-mdio";
phy0: ethernet-phy@0 {
reg = <0>;
};
};
};
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
broken-cd;
st,sig-dir;
st,neg-edge;
st,use-ckin;
bus-width = <4>;
vmmc-supply = <&v2v9_sd>;
status = "okay";
};
&usart1 {
pinctrl-0 = <&usart1_pins>;
pinctrl-names = "default";
status = "okay";
};
&usbotg_hs {
pinctrl-0 = <&usbotg_hs_pins_a>;
pinctrl-names = "default";
phys = <&usbotg_hs_phy>;
phy-names = "usb2-phy";
dr_mode = "otg";
status = "okay";
};