Messages in this thread | | | Subject | Re: [PATCH 7/8] ARM: dts: stm32: add support for art-pi board based on stm32h750xbh6 | From | Alexandre TORGUE <> | Date | Thu, 11 Mar 2021 14:31:11 +0100 |
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On 3/11/21 1:32 PM, dillon min wrote: > Hi Alexandre > > On Thu, Mar 11, 2021 at 6:42 PM Alexandre TORGUE > <alexandre.torgue@foss.st.com> wrote: >> >> >> >> On 3/3/21 9:05 AM, dillon.minfei@gmail.com wrote: >>> From: dillon min <dillon.minfei@gmail.com> >>> >>> 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@gmail.com> >>> --- >>> 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>; >>> + }; >>> + >> >> Those peripherals are available on h743 ? > Yes, available for stm32h743, but might not used by stm32h743i-disco board. > the difference between stm32h743xi and stm32h750xb: > flash size: 2048/128, > ad convter : none/3 > crypto-hash: none/aes,hmac,....
Ok, so perfect.
> >> >>> 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@gmail.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 "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"; >>> +}; >>> + >> >> Would be better to order by name, but it is your board :) > Okay, i will follow stm32f7/f4's order next submit. >> >>> +&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>; >>> + }; >>> +}; >>>
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