[PATCH 3/4] board: Add rt-thread art-pi board support
Patrice CHOTARD
patrice.chotard at foss.st.com
Thu Mar 25 16:16:30 CET 2021
Hi Dillon
some remarks below
On 3/11/21 7:43 AM, dillon.minfei at gmail.com wrote:
> From: dillon min <dillon.minfei at gmail.com>
>
> This patch adds support for rt-thread art-pi board.
>
> for more information about art-pi, please goto:
> https://art-pi.gitee.io/website/
> Signed-off-by: dillon min <dillon.minfei at gmail.com>
> ---
> 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 at 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 at 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..405836a
> --- /dev/null
> +++ b/board/st/stm32h750-art-pi/stm32h750-art-pi.c
> @@ -0,0 +1,58 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
> + * Author(s): Patrice Chotard, <patrice.chotard at foss.st.com> for STMicroelectronics.
Update with 2021 and with your name.
> + */
> +
> +#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..a5c4cd7
> --- /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 rdinit=/linuxrc 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..55132ac
> --- /dev/null
> +++ b/include/configs/stm32h750-art-pi.h
> @@ -0,0 +1,48 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
> +/*
> + * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
> + * Author(s): Patrice Chotard, <patrice.chotard at foss.st.com> for STMicroelectronics.
ditto
> + */
> +
> +#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=stm32h743i-disco.dtb\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 */
>
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