[PATCH v5 7/7] board: Add rt-thread art-pi board support

[Patrice CHOTARD <patrice.chotard@foss.st.com>]

Hi Dillon

On 4/9/21 9:28 AM, dillon.minfei at gmail.com wrote:
> From: dillon min <dillon.minfei@gmail.com>
> 
> All these files are add for support rt-thread art-pi board
> - add board/st/stm32h750-art-pi, defconfig, header support for u-boot
> 
> for more information about art-pi, please goto:
> https://art-pi.gitee.io/website/
> 
> Signed-off-by: dillon min <dillon.minfei@gmail.com>
> Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
> ---
> v5: remove "for STMicroelectronics." from Author(s) description
> 
>  arch/arm/mach-stm32/stm32h7/Kconfig          |  4 ++
>  board/st/stm32h750-art-pi/Kconfig            | 19 +++++++++
>  board/st/stm32h750-art-pi/MAINTAINERS        |  7 ++++
>  board/st/stm32h750-art-pi/Makefile           |  6 +++
>  board/st/stm32h750-art-pi/stm32h750-art-pi.c | 58 ++++++++++++++++++++++++++++
>  configs/stm32h750-art-pi_defconfig           | 51 ++++++++++++++++++++++++
>  include/configs/stm32h750-art-pi.h           | 48 +++++++++++++++++++++++
>  7 files changed, 193 insertions(+)
>  create mode 100644 board/st/stm32h750-art-pi/Kconfig
>  create mode 100644 board/st/stm32h750-art-pi/MAINTAINERS
>  create mode 100644 board/st/stm32h750-art-pi/Makefile
>  create mode 100644 board/st/stm32h750-art-pi/stm32h750-art-pi.c
>  create mode 100644 configs/stm32h750-art-pi_defconfig
>  create mode 100644 include/configs/stm32h750-art-pi.h
> 
> diff --git a/arch/arm/mach-stm32/stm32h7/Kconfig b/arch/arm/mach-stm32/stm32h7/Kconfig
> index 55e6217..70233a4 100644
> --- a/arch/arm/mach-stm32/stm32h7/Kconfig
> +++ b/arch/arm/mach-stm32/stm32h7/Kconfig
> @@ -6,7 +6,11 @@ config TARGET_STM32H743_DISCO
>  config TARGET_STM32H743_EVAL
>  	bool "STM32H743 Evaluation board"
>  
> +config TARGET_STM32H750_ART_PI
> +	bool "STM32H750 ART Pi board"
> +
>  source "board/st/stm32h743-eval/Kconfig"
>  source "board/st/stm32h743-disco/Kconfig"
> +source "board/st/stm32h750-art-pi/Kconfig"
>  
>  endif
> diff --git a/board/st/stm32h750-art-pi/Kconfig b/board/st/stm32h750-art-pi/Kconfig
> new file mode 100644
> index 0000000..c31b984
> --- /dev/null
> +++ b/board/st/stm32h750-art-pi/Kconfig
> @@ -0,0 +1,19 @@
> +if TARGET_STM32H750_ART_PI
> +
> +config SYS_BOARD
> +	string
> +	default "stm32h750-art-pi"
> +
> +config SYS_VENDOR
> +	string
> +	default "st"
> +
> +config SYS_SOC
> +	string
> +	default "stm32h7"
> +
> +config SYS_CONFIG_NAME
> +	string
> +	default "stm32h750-art-pi"
> +
> +endif
> diff --git a/board/st/stm32h750-art-pi/MAINTAINERS b/board/st/stm32h750-art-pi/MAINTAINERS
> new file mode 100644
> index 0000000..9578833
> --- /dev/null
> +++ b/board/st/stm32h750-art-pi/MAINTAINERS
> @@ -0,0 +1,7 @@
> +STM32H750 ART PI BOARD
> +M:	Dillon Min <dillon.minfei@gmail.com>
> +S:	Maintained
> +F:	board/st/stm32h750-art-pi
> +F:	include/configs/stm32h750-art-pi.h
> +F:	configs/stm32h750-art-pi_defconfig
> +F:	arch/arm/dts/stm32h7*
> diff --git a/board/st/stm32h750-art-pi/Makefile b/board/st/stm32h750-art-pi/Makefile
> new file mode 100644
> index 0000000..a06de87
> --- /dev/null
> +++ b/board/st/stm32h750-art-pi/Makefile
> @@ -0,0 +1,6 @@
> +# SPDX-License-Identifier: GPL-2.0+
> +#
> +# Copyright (C) 2021, RT-Thread - All Rights Reserved
> +# Author(s): Dillon Min, <dillon.minfei@gmail.com> for RT-Thread.
> +
> +obj-y	:= stm32h750-art-pi.o
> diff --git a/board/st/stm32h750-art-pi/stm32h750-art-pi.c b/board/st/stm32h750-art-pi/stm32h750-art-pi.c
> new file mode 100644
> index 0000000..5785b2e
> --- /dev/null
> +++ b/board/st/stm32h750-art-pi/stm32h750-art-pi.c
> @@ -0,0 +1,58 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2021, STMicroelectronics - All Rights Reserved
> + * Author(s): Dillon Min <dillon.minfei@gmail.com>
> + */
> +
> +#include <common.h>
> +#include <dm.h>
> +#include <init.h>
> +#include <log.h>
> +#include <asm/global_data.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +int dram_init(void)
> +{
> +	struct udevice *dev;
> +	int ret;
> +
> +	ret = uclass_get_device(UCLASS_RAM, 0, &dev);
> +	if (ret) {
> +		debug("DRAM init failed: %d\n", ret);
> +		return ret;
> +	}
> +
> +	if (fdtdec_setup_mem_size_base() != 0)
> +		ret = -EINVAL;
> +
> +	return ret;
> +}
> +
> +int dram_init_banksize(void)
> +{
> +	fdtdec_setup_memory_banksize();
> +
> +	return 0;
> +}
> +
> +int board_early_init_f(void)
> +{
> +	return 0;
> +}
> +
> +u32 get_board_rev(void)
> +{
> +	return 0;
> +}
> +
> +int board_late_init(void)
> +{
> +	return 0;
> +}
> +
> +int board_init(void)
> +{
> +	gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100;
> +	return 0;
> +}
> diff --git a/configs/stm32h750-art-pi_defconfig b/configs/stm32h750-art-pi_defconfig
> new file mode 100644
> index 0000000..447af5b
> --- /dev/null
> +++ b/configs/stm32h750-art-pi_defconfig
> @@ -0,0 +1,51 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_STM32=y
> +CONFIG_SYS_TEXT_BASE=0x90000000
> +CONFIG_SYS_MALLOC_F_LEN=0xF00
> +CONFIG_NR_DRAM_BANKS=1
> +CONFIG_ENV_SIZE=0x2000
> +CONFIG_STM32H7=y
> +CONFIG_TARGET_STM32H750_ART_PI=y
> +CONFIG_DEFAULT_DEVICE_TREE="stm32h750i-art-pi"
> +CONFIG_DISTRO_DEFAULTS=y
> +CONFIG_BOOTDELAY=3
> +CONFIG_AUTOBOOT_KEYED=y
> +CONFIG_AUTOBOOT_PROMPT="Hit SPACE in %d seconds to stop autoboot.\n"
> +CONFIG_AUTOBOOT_STOP_STR=" "
> +# CONFIG_USE_BOOTCOMMAND is not set
> +CONFIG_DEFAULT_FDT_FILE="stm32h750i-art-pi"
> +# CONFIG_DISPLAY_CPUINFO is not set
> +CONFIG_BOARD_EARLY_INIT_F=y
> +CONFIG_BOARD_LATE_INIT=y
> +CONFIG_SYS_PROMPT="U-Boot > "
> +CONFIG_CMD_GPT=y
> +CONFIG_CMD_MMC=y
> +# CONFIG_CMD_SETEXPR is not set
> +CONFIG_CMD_CACHE=y
> +CONFIG_CMD_TIMER=y
> +CONFIG_CMD_EXT4_WRITE=y
> +# CONFIG_ISO_PARTITION is not set
> +CONFIG_OF_CONTROL=y
> +CONFIG_SYS_RELOC_GD_ENV_ADDR=y
> +# CONFIG_NET is not set
> +CONFIG_DM_MMC=y
> +CONFIG_STM32_SDMMC2=y
> +# CONFIG_PINCTRL_FULL is not set
> +CONFIG_OF_LIBFDT_OVERLAY=y
> +CONFIG_BAUDRATE=2000000
> +CONFIG_USE_BOOTARGS=y
> +CONFIG_BOOTARGS="console=ttySTM0,2000000 root=/dev/ram loglevel=8"
> +CONFIG_BOOTCOMMAND="bootm 90080000"
> +CONFIG_REQUIRE_SERIAL_CONSOLE=y
> +CONFIG_SERIAL_PRESENT=y
> +CONFIG_DM_SERIAL=y
> +CONFIG_STM32_SERIAL=y
> +CONFIG_FIT=y
> +CONFIG_FIT_EXTERNAL_OFFSET=0x0
> +CONFIG_FIT_ENABLE_SHA256_SUPPORT=y
> +CONFIG_FIT_FULL_CHECK=y
> +CONFIG_FIT_PRINT=y
> +CONFIG_LEGACY_IMAGE_FORMAT=y
> +CONFIG_SUPPORT_RAW_INITRD=y
> +CONFIG_USE_BOOTCOMMAND=y
> +CONFIG_DM_DMA=y
> diff --git a/include/configs/stm32h750-art-pi.h b/include/configs/stm32h750-art-pi.h
> new file mode 100644
> index 0000000..3fd5461
> --- /dev/null
> +++ b/include/configs/stm32h750-art-pi.h
> @@ -0,0 +1,48 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> +/*
> + * Copyright (C) 2021, STMicroelectronics - All Rights Reserved
> + * Author(s): Dillon Min <dillon.minfei@gmail.com>
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#include <config.h>
> +#include <linux/sizes.h>
> +
> +/* For booting Linux, use the first 16MB of memory */
> +#define CONFIG_SYS_BOOTMAPSZ		(SZ_16M + SZ_8M)
> +
> +#define CONFIG_SYS_FLASH_BASE		0x90000000
> +#define CONFIG_SYS_INIT_SP_ADDR		0x24040000
> +
> +/*
> + * Configuration of the external SDRAM memory
> + */
> +#define CONFIG_SYS_LOAD_ADDR		0xC1800000
> +#define CONFIG_LOADADDR			0xC1800000
> +
> +#define CONFIG_SYS_HZ_CLOCK		1000000
> +
> +#define CONFIG_CMDLINE_TAG
> +#define CONFIG_SETUP_MEMORY_TAGS
> +#define CONFIG_INITRD_TAG
> +#define CONFIG_REVISION_TAG
> +
> +#define CONFIG_SYS_MAXARGS		16
> +#define CONFIG_SYS_MALLOC_LEN		(1 * 1024 * 1024)
> +
> +#define BOOT_TARGET_DEVICES(func) \
> +	func(MMC, mmc, 0)
> +
> +#include <config_distro_bootcmd.h>
> +#define CONFIG_EXTRA_ENV_SETTINGS				\
> +			"kernel_addr_r=0xC0008000\0"		\
> +			"fdtfile=stm32h750i-art-pi.dtb\0"	\
> +			"fdt_addr_r=0xC0408000\0"		\
> +			"scriptaddr=0xC0418000\0"		\
> +			"pxefile_addr_r=0xC0428000\0" \
> +			"ramdisk_addr_r=0xC0438000\0"		\
> +			BOOTENV
> +
> +#endif /* __CONFIG_H */
> 

Applied to u-boot-stm/master

Thanks
Patrice