From: dillon min <[email protected]> All these files are add for support rt-thread art-pi board
the detail board information can be found at: https://art-pi.gitee.io/website/ board resources: - stm32h750xbh6 128k flash, 1024k sram - 32MiB sdram - 16MiB spi flash - 8MiB qspi flash - onboard wifi, bt, fm Signed-off-by: dillon min <[email protected]> --- arch/arm/dts/Makefile | 3 +- arch/arm/dts/stm32h743.dtsi | 8 + arch/arm/dts/stm32h750-pinctrl.dtsi | 319 +++++++++++++++++++++++++++++ arch/arm/dts/stm32h750.dtsi | 5 + arch/arm/dts/stm32h750i-art-pi-u-boot.dtsi | 81 ++++++++ arch/arm/dts/stm32h750i-art-pi.dts | 75 +++++++ include/dt-bindings/memory/stm32-sdram.h | 2 + 7 files changed, 492 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/stm32h750-pinctrl.dtsi create mode 100644 arch/arm/dts/stm32h750.dtsi create mode 100644 arch/arm/dts/stm32h750i-art-pi-u-boot.dtsi create mode 100644 arch/arm/dts/stm32h750i-art-pi.dts diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index c671082..0f54801 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -454,7 +454,8 @@ dtb-$(CONFIG_STM32F7) += stm32f746-disco.dtb \ stm32f769-disco.dtb \ stm32746g-eval.dtb dtb-$(CONFIG_STM32H7) += stm32h743i-disco.dtb \ - stm32h743i-eval.dtb + stm32h743i-eval.dtb \ + stm32h750i-art-pi.dtb dtb-$(CONFIG_MACH_SUN4I) += \ sun4i-a10-a1000.dtb \ diff --git a/arch/arm/dts/stm32h743.dtsi b/arch/arm/dts/stm32h743.dtsi index e4e4723..bb3e2bf 100644 --- a/arch/arm/dts/stm32h743.dtsi +++ b/arch/arm/dts/stm32h743.dtsi @@ -99,6 +99,14 @@ clocks = <&rcc USART2_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>; diff --git a/arch/arm/dts/stm32h750-pinctrl.dtsi b/arch/arm/dts/stm32h750-pinctrl.dtsi new file mode 100644 index 0000000..dd88ace --- /dev/null +++ b/arch/arm/dts/stm32h750-pinctrl.dtsi @@ -0,0 +1,319 @@ +/* + * Copyright 2017 - Alexandre Torgue <[email protected]> + * + * 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. + */ + +#include <dt-bindings/pinctrl/stm32-pinfunc.h> + +/ { + soc { + pinctrl: pin-controller { + #address-cells = <1>; + #size-cells = <1>; + compatible = "st,stm32h743-pinctrl"; + ranges = <0 0x58020000 0x3000>; + interrupt-parent = <&exti>; + st,syscfg = <&syscfg 0x8>; + pins-are-numbered; + + gpioa: gpio@58020000 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x0 0x400>; + clocks = <&rcc GPIOA_CK>; + st,bank-name = "GPIOA"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpiob: gpio@58020400 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x400 0x400>; + clocks = <&rcc GPIOB_CK>; + st,bank-name = "GPIOB"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpioc: gpio@58020800 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x800 0x400>; + clocks = <&rcc GPIOC_CK>; + st,bank-name = "GPIOC"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpiod: gpio@58020c00 { + gpio-controller; + #gpio-cells = <2>; + reg = <0xc00 0x400>; + clocks = <&rcc GPIOD_CK>; + st,bank-name = "GPIOD"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpioe: gpio@58021000 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x1000 0x400>; + clocks = <&rcc GPIOE_CK>; + st,bank-name = "GPIOE"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpiof: gpio@58021400 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x1400 0x400>; + clocks = <&rcc GPIOF_CK>; + st,bank-name = "GPIOF"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpiog: gpio@58021800 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x1800 0x400>; + clocks = <&rcc GPIOG_CK>; + st,bank-name = "GPIOG"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpioh: gpio@58021c00 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x1c00 0x400>; + clocks = <&rcc GPIOH_CK>; + st,bank-name = "GPIOH"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpioi: gpio@58022000 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x2000 0x400>; + clocks = <&rcc GPIOI_CK>; + st,bank-name = "GPIOI"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpioj: gpio@58022400 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x2400 0x400>; + clocks = <&rcc GPIOJ_CK>; + st,bank-name = "GPIOJ"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpiok: gpio@58022800 { + gpio-controller; + #gpio-cells = <2>; + reg = <0x2800 0x400>; + clocks = <&rcc GPIOK_CK>; + st,bank-name = "GPIOK"; + interrupt-controller; + #interrupt-cells = <2>; + }; + + i2c1_pins_a: i2c1-0 { + pins { + pinmux = <STM32_PINMUX('B', 6, AF4)>, /* I2C1_SCL */ + <STM32_PINMUX('B', 7, AF4)>; /* I2C1_SDA */ + bias-disable; + drive-open-drain; + slew-rate = <0>; + }; + }; + + ethernet_rmii: rmii-0 { + pins { + pinmux = <STM32_PINMUX('G', 11, AF11)>, + <STM32_PINMUX('G', 13, AF11)>, + <STM32_PINMUX('G', 12, AF11)>, + <STM32_PINMUX('C', 4, AF11)>, + <STM32_PINMUX('C', 5, AF11)>, + <STM32_PINMUX('A', 7, AF11)>, + <STM32_PINMUX('C', 1, AF11)>, + <STM32_PINMUX('A', 2, AF11)>, + <STM32_PINMUX('A', 1, AF11)>; + slew-rate = <2>; + }; + }; + + sdmmc1_b4_pins_a: sdmmc1-b4-0 { + pins { + pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ + <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ + <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */ + <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */ + <STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */ + <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */ + slew-rate = <3>; + drive-push-pull; + bias-disable; + }; + }; + + sdmmc1_b4_od_pins_a: sdmmc1-b4-od-0 { + pins1 { + pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ + <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ + <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */ + <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */ + <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */ + slew-rate = <3>; + drive-push-pull; + bias-disable; + }; + pins2{ + pinmux = <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */ + slew-rate = <3>; + drive-open-drain; + bias-disable; + }; + }; + + sdmmc1_b4_sleep_pins_a: sdmmc1-b4-sleep-0 { + pins { + pinmux = <STM32_PINMUX('C', 8, ANALOG)>, /* SDMMC1_D0 */ + <STM32_PINMUX('C', 9, ANALOG)>, /* SDMMC1_D1 */ + <STM32_PINMUX('C', 10, ANALOG)>, /* SDMMC1_D2 */ + <STM32_PINMUX('C', 11, ANALOG)>, /* SDMMC1_D3 */ + <STM32_PINMUX('C', 12, ANALOG)>, /* SDMMC1_CK */ + <STM32_PINMUX('D', 2, ANALOG)>; /* SDMMC1_CMD */ + }; + }; + + sdmmc1_dir_pins_a: sdmmc1-dir-0 { + pins1 { + pinmux = <STM32_PINMUX('C', 6, AF8)>, /* SDMMC1_D0DIR */ + <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */ + <STM32_PINMUX('B', 9, AF7)>; /* SDMMC1_CDIR */ + slew-rate = <3>; + drive-push-pull; + bias-pull-up; + }; + pins2{ + pinmux = <STM32_PINMUX('B', 8, AF7)>; /* SDMMC1_CKIN */ + bias-pull-up; + }; + }; + + sdmmc1_dir_sleep_pins_a: sdmmc1-dir-sleep-0 { + pins { + pinmux = <STM32_PINMUX('C', 6, ANALOG)>, /* SDMMC1_D0DIR */ + <STM32_PINMUX('C', 7, ANALOG)>, /* SDMMC1_D123DIR */ + <STM32_PINMUX('B', 9, ANALOG)>, /* SDMMC1_CDIR */ + <STM32_PINMUX('B', 8, ANALOG)>; /* SDMMC1_CKIN */ + }; + }; + + usart1_pins: usart1-0 { + pins1 { + pinmux = <STM32_PINMUX('B', 14, AF4)>; /* USART1_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('B', 15, AF4)>; /* USART1_RX */ + bias-disable; + }; + }; + + usart2_pins: usart2-0 { + pins1 { + pinmux = <STM32_PINMUX('D', 5, AF7)>; /* USART2_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('D', 6, AF7)>; /* USART2_RX */ + bias-disable; + }; + }; + + uart4_pins: uart4-0 { + pins1 { + pinmux = <STM32_PINMUX('A', 0, AF8)>; /* UART4_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('I', 9, AF8)>; /* UART4_RX */ + bias-disable; + }; + }; + + usbotg_hs_pins_a: usbotg-hs-0 { + pins { + pinmux = <STM32_PINMUX('H', 4, AF10)>, /* ULPI_NXT */ + <STM32_PINMUX('I', 11, AF10)>, /* ULPI_DIR> */ + <STM32_PINMUX('C', 0, AF10)>, /* ULPI_STP> */ + <STM32_PINMUX('A', 5, AF10)>, /* ULPI_CK> */ + <STM32_PINMUX('A', 3, AF10)>, /* ULPI_D0> */ + <STM32_PINMUX('B', 0, AF10)>, /* ULPI_D1> */ + <STM32_PINMUX('B', 1, AF10)>, /* ULPI_D2> */ + <STM32_PINMUX('B', 10, AF10)>, /* ULPI_D3> */ + <STM32_PINMUX('B', 11, AF10)>, /* ULPI_D4> */ + <STM32_PINMUX('B', 12, AF10)>, /* ULPI_D5> */ + <STM32_PINMUX('B', 13, AF10)>, /* ULPI_D6> */ + <STM32_PINMUX('B', 5, AF10)>; /* ULPI_D7> */ + bias-disable; + drive-push-pull; + slew-rate = <2>; + }; + }; + }; + }; +}; diff --git a/arch/arm/dts/stm32h750.dtsi b/arch/arm/dts/stm32h750.dtsi new file mode 100644 index 0000000..99533f3 --- /dev/null +++ b/arch/arm/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/dts/stm32h750i-art-pi-u-boot.dtsi b/arch/arm/dts/stm32h750i-art-pi-u-boot.dtsi new file mode 100644 index 0000000..326a553 --- /dev/null +++ b/arch/arm/dts/stm32h750i-art-pi-u-boot.dtsi @@ -0,0 +1,81 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <stm32h7-u-boot.dtsi> + +&fmc { + /* + * Memory configuration from sdram datasheet W9825G6KH + * first bank is bank@0 + * second bank is bank@1 + */ + bank1: bank@0 { + st,sdram-control = /bits/ 8 <NO_COL_9 + NO_ROW_13 + MWIDTH_16 + BANKS_4 + CAS_2 + SDCLK_3 + RD_BURST_EN + RD_PIPE_DL_0>; + st,sdram-timing = /bits/ 8 <TMRD_2 + TXSR_6 + TRAS_6 + TRC_6 + TRP_2 + TWR_2 + TRCD_2>; + st,sdram-refcount = <677>; + }; +}; + +&pinctrl { + fmc_pins: fmc@0 { + pins { + pinmux = <STM32_PINMUX('D', 0, AF12)>, + <STM32_PINMUX('D', 1, AF12)>, + <STM32_PINMUX('D', 8, AF12)>, + <STM32_PINMUX('D', 9, AF12)>, + <STM32_PINMUX('D',10, AF12)>, + <STM32_PINMUX('D',14, AF12)>, + <STM32_PINMUX('D',15, AF12)>, + + <STM32_PINMUX('E', 0, AF12)>, + <STM32_PINMUX('E', 1, AF12)>, + <STM32_PINMUX('E', 7, AF12)>, + <STM32_PINMUX('E', 8, AF12)>, + <STM32_PINMUX('E', 9, AF12)>, + <STM32_PINMUX('E',10, AF12)>, + <STM32_PINMUX('E',11, AF12)>, + <STM32_PINMUX('E',12, AF12)>, + <STM32_PINMUX('E',13, AF12)>, + <STM32_PINMUX('E',14, AF12)>, + <STM32_PINMUX('E',15, AF12)>, + + <STM32_PINMUX('F', 0, AF12)>, + <STM32_PINMUX('F', 1, AF12)>, + <STM32_PINMUX('F', 2, AF12)>, + <STM32_PINMUX('F', 3, AF12)>, + <STM32_PINMUX('F', 4, AF12)>, + <STM32_PINMUX('F', 5, AF12)>, + <STM32_PINMUX('F',11, AF12)>, + <STM32_PINMUX('F',12, AF12)>, + <STM32_PINMUX('F',13, AF12)>, + <STM32_PINMUX('F',14, AF12)>, + <STM32_PINMUX('F',15, AF12)>, + + <STM32_PINMUX('G', 0, AF12)>, + <STM32_PINMUX('G', 1, AF12)>, + <STM32_PINMUX('G', 2, AF12)>, + <STM32_PINMUX('G', 4, AF12)>, + <STM32_PINMUX('G', 5, AF12)>, + <STM32_PINMUX('G', 8, AF12)>, + <STM32_PINMUX('G',15, AF12)>, + + <STM32_PINMUX('H', 5, AF12)>, + <STM32_PINMUX('C', 2, AF12)>, + <STM32_PINMUX('C', 3, AF12)>; + + slew-rate = <3>; + }; + }; +}; diff --git a/arch/arm/dts/stm32h750i-art-pi.dts b/arch/arm/dts/stm32h750i-art-pi.dts new file mode 100644 index 0000000..79e8ba5 --- /dev/null +++ b/arch/arm/dts/stm32h750i-art-pi.dts @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: GPL-2.0+ OR X11 +/* + * Copyright 2021 - Dillon Min <[email protected]> + * + */ + +/dts-v1/; +#include "stm32h750.dtsi" +#include "stm32h750-pinctrl.dtsi" + +/ { + 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>; + }; + + aliases { + serial0 = &uart4; + }; + + 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"; +}; + +&uart4 { + pinctrl-0 = <&uart4_pins>; + pinctrl-names = "default"; + status = "okay"; +}; diff --git a/include/dt-bindings/memory/stm32-sdram.h b/include/dt-bindings/memory/stm32-sdram.h index ab91d2b..90ef2e1 100644 --- a/include/dt-bindings/memory/stm32-sdram.h +++ b/include/dt-bindings/memory/stm32-sdram.h @@ -34,8 +34,10 @@ #define TXSR_1 (1 - 1) #define TXSR_6 (6 - 1) #define TXSR_7 (7 - 1) +#define TXSR_8 (8 - 1) #define TRAS_1 (1 - 1) #define TRAS_4 (4 - 1) +#define TRAS_6 (6 - 1) #define TRC_6 (6 - 1) #define TWR_1 (1 - 1) #define TWR_2 (2 - 1) -- 2.7.4
