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Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/stm32h743i-disco.dts | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32h743i-disco.dts b/arch/arm/boot/dts/stm32h743i-disco.dts new file mode 100644 index 000000000..e446d311c --- /dev/null +++ b/arch/arm/boot/dts/stm32h743i-disco.dts @@ -0,0 +1,111 @@ +/* + * 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" + +/ { + model = "STMicroelectronics STM32H743i-Discovery board"; + compatible = "st,stm32h743i-disco", "st,stm32h743"; + + chosen { + bootargs = "root=/dev/ram"; + stdout-path = "serial0:115200n8"; + }; + + memory@d0000000 { + device_type = "memory"; + reg = <0xd0000000 0x2000000>; + }; + + aliases { + serial0 = &usart2; + }; + + v3v3: regulator-v3v3 { + compatible = "regulator-fixed"; + regulator-name = "v3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; +}; + +&clk_hse { + clock-frequency = <25000000>; +}; + +&mac { + status = "disabled"; + pinctrl-0 = <ðernet_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>; + 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"; +}; + +&usart2 { + pinctrl-0 = <&usart2_pins>; + pinctrl-names = "default"; + status = "okay"; +}; |