1 /* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2022, STMicroelectronics - All Rights Reserved 4 * 5 * Configuration settings for the STM32MP13x CPU 6 */ 7 8 #ifndef __CONFIG_STM32MP13_COMMMON_H 9 #define __CONFIG_STM32MP13_COMMMON_H 10 #include <linux/sizes.h> 11 #include <asm/arch/stm32.h> 12 13 /* 14 * Configuration of the external SRAM memory used by U-Boot 15 */ 16 #define CFG_SYS_SDRAM_BASE STM32_DDR_BASE 17 18 /* 19 * For booting Linux, use the first 256 MB of memory, since this is 20 * the maximum mapped by the Linux kernel during initialization. 21 */ 22 #define CFG_SYS_BOOTMAPSZ SZ_256M 23 24 /* NAND support */ 25 26 /*****************************************************************************/ 27 #ifdef CONFIG_DISTRO_DEFAULTS 28 /*****************************************************************************/ 29 30 #ifdef CONFIG_CMD_MMC 31 #define BOOT_TARGET_MMC0(func) func(MMC, mmc, 0) 32 #define BOOT_TARGET_MMC1(func) func(MMC, mmc, 1) 33 #else 34 #define BOOT_TARGET_MMC0(func) 35 #define BOOT_TARGET_MMC1(func) 36 #endif 37 38 #define BOOT_TARGET_DEVICES(func) \ 39 BOOT_TARGET_MMC1(func) \ 40 BOOT_TARGET_MMC0(func) 41 42 /* 43 * default bootcmd for stm32mp13: 44 * for mmc boot (eMMC, SD card), distro boot on the same mmc device 45 */ 46 #define STM32MP_BOOTCMD "bootcmd_stm32mp=" \ 47 "echo \"Boot over ${boot_device}${boot_instance}!\";" \ 48 "run env_check;" \ 49 "if test ${boot_device} = mmc;" \ 50 "then env set boot_targets \"mmc${boot_instance}\"; fi;" \ 51 "run distro_bootcmd;" \ 52 "fi;\0" 53 54 #define STM32MP_EXTRA \ 55 "env_check=if env info -p -d -q; then env save; fi\0" \ 56 "boot_net_usb_start=true\0" 57 58 #ifndef STM32MP_BOARD_EXTRA_ENV 59 #define STM32MP_BOARD_EXTRA_ENV 60 #endif 61 62 #include <config_distro_bootcmd.h> 63 64 /* 65 * memory layout for 32M uncompressed/compressed kernel, 66 * 1M fdt, 1M script, 1M pxe and 1M for overlay 67 * and the ramdisk at the end. 68 */ 69 #define __KERNEL_ADDR_R __stringify(0xc2000000) 70 #define __FDT_ADDR_R __stringify(0xc4000000) 71 #define __SCRIPT_ADDR_R __stringify(0xc4100000) 72 #define __PXEFILE_ADDR_R __stringify(0xc4200000) 73 #define __FDTOVERLAY_ADDR_R __stringify(0xc4300000) 74 #define __RAMDISK_ADDR_R __stringify(0xc4400000) 75 76 #define STM32MP_MEM_LAYOUT \ 77 "kernel_addr_r=" __KERNEL_ADDR_R "\0" \ 78 "fdt_addr_r=" __FDT_ADDR_R "\0" \ 79 "scriptaddr=" __SCRIPT_ADDR_R "\0" \ 80 "pxefile_addr_r=" __PXEFILE_ADDR_R "\0" \ 81 "fdtoverlay_addr_r=" __FDTOVERLAY_ADDR_R "\0" \ 82 "ramdisk_addr_r=" __RAMDISK_ADDR_R "\0" 83 84 #define CFG_EXTRA_ENV_SETTINGS \ 85 STM32MP_MEM_LAYOUT \ 86 STM32MP_BOOTCMD \ 87 BOOTENV \ 88 STM32MP_EXTRA \ 89 STM32MP_BOARD_EXTRA_ENV 90 91 #endif /* ifdef CONFIG_DISTRO_DEFAULTS*/ 92 93 #endif /* __CONFIG_STM32MP13_COMMMON_H */ 94