1 /* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause */
3 * Copyright (C) 2022, STMicroelectronics - All Rights Reserved
5 * Configuration settings for the STM32MP13x CPU
8 #ifndef __CONFIG_STM32MP13_COMMMON_H
9 #define __CONFIG_STM32MP13_COMMMON_H
10 #include <linux/sizes.h>
11 #include <asm/arch/stm32.h>
14 * Configuration of the external SRAM memory used by U-Boot
16 #define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE
19 * For booting Linux, use the first 256 MB of memory, since this is
20 * the maximum mapped by the Linux kernel during initialization.
22 #define CONFIG_SYS_BOOTMAPSZ SZ_256M
25 #define CONFIG_SYS_MMC_MAX_DEVICE 2
28 #define CONFIG_SYS_MAX_NAND_DEVICE 1
30 /*****************************************************************************/
31 #ifdef CONFIG_DISTRO_DEFAULTS
32 /*****************************************************************************/
35 #define BOOT_TARGET_MMC0(func) func(MMC, mmc, 0)
36 #define BOOT_TARGET_MMC1(func) func(MMC, mmc, 1)
38 #define BOOT_TARGET_MMC0(func)
39 #define BOOT_TARGET_MMC1(func)
42 #define BOOT_TARGET_DEVICES(func) \
43 BOOT_TARGET_MMC1(func) \
44 BOOT_TARGET_MMC0(func)
47 * default bootcmd for stm32mp13:
48 * for mmc boot (eMMC, SD card), distro boot on the same mmc device
50 #define STM32MP_BOOTCMD "bootcmd_stm32mp=" \
51 "echo \"Boot over ${boot_device}${boot_instance}!\";" \
53 "if test ${boot_device} = mmc;" \
54 "then env set boot_targets \"mmc${boot_instance}\"; fi;" \
55 "run distro_bootcmd;" \
58 #define STM32MP_EXTRA \
59 "env_check=if env info -p -d -q; then env save; fi\0" \
60 "boot_net_usb_start=true\0"
62 #ifndef STM32MP_BOARD_EXTRA_ENV
63 #define STM32MP_BOARD_EXTRA_ENV
66 #include <config_distro_bootcmd.h>
69 * memory layout for 32M uncompressed/compressed kernel,
70 * 1M fdt, 1M script, 1M pxe and 1M for overlay
71 * and the ramdisk at the end.
73 #define __KERNEL_ADDR_R __stringify(0xc2000000)
74 #define __FDT_ADDR_R __stringify(0xc4000000)
75 #define __SCRIPT_ADDR_R __stringify(0xc4100000)
76 #define __PXEFILE_ADDR_R __stringify(0xc4200000)
77 #define __FDTOVERLAY_ADDR_R __stringify(0xc4300000)
78 #define __RAMDISK_ADDR_R __stringify(0xc4400000)
80 #define STM32MP_MEM_LAYOUT \
81 "kernel_addr_r=" __KERNEL_ADDR_R "\0" \
82 "fdt_addr_r=" __FDT_ADDR_R "\0" \
83 "scriptaddr=" __SCRIPT_ADDR_R "\0" \
84 "pxefile_addr_r=" __PXEFILE_ADDR_R "\0" \
85 "fdtoverlay_addr_r=" __FDTOVERLAY_ADDR_R "\0" \
86 "ramdisk_addr_r=" __RAMDISK_ADDR_R "\0"
88 #define CONFIG_EXTRA_ENV_SETTINGS \
93 STM32MP_BOARD_EXTRA_ENV
95 #endif /* ifdef CONFIG_DISTRO_DEFAULTS*/
97 #endif /* __CONFIG_STM32MP13_COMMMON_H */