Hi Dillon some remarks below
On 3/11/21 7:43 AM, dillon.min...@gmail.com wrote: > From: dillon min <dillon.min...@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.min...@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.min...@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.min...@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.chot...@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.chot...@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 */ >
