From: dillon min <dillon.minfei@xxxxxxxxx> This patchset has following changes: - add stm32h750i-art-pi.dtb - add dts binding usart3 for bt, uart4 for console - add dts binding sdmmc2 for wifi - add stm32h750-art-pi.dts to support art-pi board board component: - 8MiB qspi flash - 16MiB spi flash - 32MiB sdram - ap6212 wifi&bt&fm the detail board information can be found at: https://art-pi.gitee.io/website/ Signed-off-by: dillon min <dillon.minfei@xxxxxxxxx> --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/stm32h743.dtsi | 30 +++++ arch/arm/boot/dts/stm32h750.dtsi | 5 + arch/arm/boot/dts/stm32h750i-art-pi.dts | 224 ++++++++++++++++++++++++++++++++ 4 files changed, 260 insertions(+) create mode 100644 arch/arm/boot/dts/stm32h750.dtsi create mode 100644 arch/arm/boot/dts/stm32h750i-art-pi.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 8e5d4ab4e75e..a19c5ab9df84 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1071,6 +1071,7 @@ dtb-$(CONFIG_ARCH_STM32) += \ stm32746g-eval.dtb \ stm32h743i-eval.dtb \ stm32h743i-disco.dtb \ + stm32h750i-art-pi.dtb \ stm32mp153c-dhcom-drc02.dtb \ stm32mp157a-avenger96.dtb \ stm32mp157a-dhcor-avenger96.dtb \ diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi index 4ebffb0a45a3..981d44051007 100644 --- a/arch/arm/boot/dts/stm32h743.dtsi +++ b/arch/arm/boot/dts/stm32h743.dtsi @@ -135,6 +135,22 @@ clocks = <&rcc USART2_CK>; }; + usart3: serial@40004800 { + compatible = "st,stm32h7-uart"; + reg = <0x40004800 0x400>; + interrupts = <39>; + status = "disabled"; + clocks = <&rcc USART3_CK>; + }; + + uart4: serial@40004c00 { + compatible = "st,stm32h7-uart"; + reg = <0x40004c00 0x400>; + interrupts = <52>; + status = "disabled"; + clocks = <&rcc UART4_CK>; + }; + i2c1: i2c@40005400 { compatible = "st,stm32f7-i2c"; #address-cells = <1>; @@ -368,6 +384,20 @@ max-frequency = <120000000>; }; + sdmmc2: mmc@48022400 { + compatible = "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x10153180>; + reg = <0x48022400 0x400>; + interrupts = <124>; + interrupt-names = "cmd_irq"; + clocks = <&rcc SDMMC2_CK>; + clock-names = "apb_pclk"; + resets = <&rcc STM32H7_AHB2_RESET(SDMMC2)>; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <120000000>; + }; + exti: interrupt-controller@58000000 { compatible = "st,stm32h7-exti"; interrupt-controller; diff --git a/arch/arm/boot/dts/stm32h750.dtsi b/arch/arm/boot/dts/stm32h750.dtsi new file mode 100644 index 000000000000..dd9166223c2f --- /dev/null +++ b/arch/arm/boot/dts/stm32h750.dtsi @@ -0,0 +1,5 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ +/* Copyright (C) STMicroelectronics 2021 - All Rights Reserved */ + +#include "stm32h743.dtsi" + diff --git a/arch/arm/boot/dts/stm32h750i-art-pi.dts b/arch/arm/boot/dts/stm32h750i-art-pi.dts new file mode 100644 index 000000000000..84cf70d7800c --- /dev/null +++ b/arch/arm/boot/dts/stm32h750i-art-pi.dts @@ -0,0 +1,224 @@ +/* + * Copyright 2021 - Dillon Min <dillon.minfei@xxxxxxxxx> + * + * 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 "stm32h750.dtsi" +#include "stm32h750-pinctrl.dtsi" +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/gpio/gpio.h> + +/ { + model = "RT-Thread STM32H750i-ART-PI board"; + compatible = "st,stm32h750i-art-pi", "st,stm32h750"; + + chosen { + bootargs = "root=/dev/ram"; + stdout-path = "serial0:2000000n8"; + }; + + memory@c0000000 { + device_type = "memory"; + reg = <0xc0000000 0x2000000>; + }; + + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + linux,cma { + compatible = "shared-dma-pool"; + no-map; + size = <0x100000>; + linux,dma-default; + }; + }; + + aliases { + serial0 = &uart4; + serial1 = &usart3; + }; + + leds { + compatible = "gpio-leds"; + led-red { + gpios = <&gpioi 8 0>; + }; + led-green { + gpios = <&gpioc 15 0>; + linux,default-trigger = "heartbeat"; + }; + }; + + v3v3: regulator-v3v3 { + compatible = "regulator-fixed"; + regulator-name = "v3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + wlan_pwr: regulator-wlan { + compatible = "regulator-fixed"; + + regulator-name = "wl-reg"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; +}; + +&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 = "disabled"; +}; + +&uart4 { + pinctrl-0 = <&uart4_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&dma1 { + status = "okay"; +}; + +&dma2 { + status = "okay"; +}; + +&spi1 { + status = "okay"; + pinctrl-0 = <&spi1_pins>; + pinctrl-names = "default"; + cs-gpios = <&gpioa 4 GPIO_ACTIVE_LOW>; + dmas = <&dmamux1 37 0x400 0x05>, + <&dmamux1 38 0x400 0x05>; + dma-names = "rx", "tx"; + + flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "winbond,w25q128", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <80000000>; + + partition@0 { + label = "root filesystem"; + reg = <0 0x1000000>; + }; + }; +}; + +&sdmmc2 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc2_b4_pins_a>; + pinctrl-1 = <&sdmmc2_b4_od_pins_a>; + pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>; + broken-cd; + non-removable; + st,neg-edge; + bus-width = <4>; + vmmc-supply = <&wlan_pwr>; + status = "okay"; + + #address-cells = <1>; + #size-cells = <0>; + brcmf: bcrmf@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +&usart3 { + /delete-property/st,hw-flow-ctrl; + cts-gpios = <&gpiod 11 GPIO_ACTIVE_LOW>; + rts-gpios = <&gpiod 12 GPIO_ACTIVE_LOW>; + dmas = <&dmamux1 45 0x400 0x05>, + <&dmamux1 46 0x400 0x05>; + dma-names = "rx", "tx"; + status = "okay"; + + bluetooth { + host-wakeup-gpios = <&gpioc 0 GPIO_ACTIVE_HIGH>; + device-wakeup-gpios = <&gpioi 10 GPIO_ACTIVE_HIGH>; + shutdown-gpios = <&gpioi 11 GPIO_ACTIVE_HIGH>; + compatible = "brcm,bcm43438-bt"; + max-speed = <115200>; + }; +}; -- 2.7.4
