+// SPDX-License-Identifier: GPL-2.0+ OR X11
/*
* Copyright 2017 - Patrice Chotard <patrice.chotard@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"
-#include <dt-bindings/memory/stm32-sdram.h>
/ {
model = "STMicroelectronics STM32H743i-Discovery board";
};
memory {
+ device_type = "memory";
reg = <0xd0000000 0x2000000>;
};
aliases {
serial0 = &usart2;
- mmc0 = &sdmmc1;
- gpio0 = &gpioa;
- gpio1 = &gpiob;
- gpio2 = &gpioc;
- gpio3 = &gpiod;
- gpio4 = &gpioe;
- gpio5 = &gpiof;
- gpio6 = &gpiog;
- gpio7 = &gpioh;
- gpio8 = &gpioi;
- gpio9 = &gpioj;
- gpio10 = &gpiok;
+ };
+
+ v3v3: regulator-v3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "v3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};
};
-&usart2 {
- pinctrl-0 = <&usart2_pins>;
- pinctrl-names = "default";
- status = "okay";
+&clk_hse {
+ clock-frequency = <25000000>;
};
-&fmc {
- pinctrl-0 = <&fmc_pins>;
- pinctrl-names = "default";
- status = "okay";
+&mac {
+ status = "disabled";
+ pinctrl-0 = <ðernet_rmii>;
+ pinctrl-names = "default";
+ phy-mode = "rmii";
+ phy-handle = <&phy0>;
- /*
- * Memory configuration from sdram datasheet IS42S32800G-6BLI
- * firsct bank is bank@0
- * second bank is bank@1
- */
- bank1: bank@1 {
- st,sdram-control = /bits/ 8 <NO_COL_9 NO_ROW_12 MWIDTH_32 BANKS_4
- CAS_2 SDCLK_3 RD_BURST_EN RD_PIPE_DL_0>;
- st,sdram-timing = /bits/ 8 <TMRD_1 TXSR_1 TRAS_1 TRC_6 TRP_2
- TWR_1 TRCD_1>;
- st,sdram-refcount = <1539>;
+ 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>;
+ pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
+ pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
+ broken-cd;
+ st,neg-edge;
+ bus-width = <4>;
+ vmmc-supply = <&v3v3>;
status = "okay";
- pinctrl-0 = <&sdmmc1_pins>;
+};
+
+&usart2 {
+ pinctrl-0 = <&usart2_pins>;
pinctrl-names = "default";
- bus-width = <4>;
- cd-gpios = <&gpioi 8 1>;
+ status = "okay";
};