| /* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */ |
| /* |
| * Copyright (C) 2018, STMicroelectronics - All Rights Reserved |
| */ |
| |
| #ifndef _MACH_STM32_H_ |
| #define _MACH_STM32_H_ |
| |
| /* |
| * Peripheral memory map |
| * only address used before device tree parsing |
| */ |
| #define STM32_RCC_BASE 0x50000000 |
| #define STM32_PWR_BASE 0x50001000 |
| #define STM32_DBGMCU_BASE 0x50081000 |
| #define STM32_TZC_BASE 0x5C006000 |
| #define STM32_ETZPC_BASE 0x5C007000 |
| #define STM32_TAMP_BASE 0x5C00A000 |
| |
| #define STM32_SYSRAM_BASE 0x2FFC0000 |
| #define STM32_SYSRAM_SIZE SZ_256K |
| |
| #define STM32_DDR_BASE 0xC0000000 |
| #define STM32_DDR_SIZE SZ_1G |
| |
| #ifndef __ASSEMBLY__ |
| /* enumerated used to identify the SYSCON driver instance */ |
| enum { |
| STM32MP_SYSCON_UNKNOWN, |
| STM32MP_SYSCON_STGEN, |
| }; |
| |
| /* |
| * enumerated for boot interface from Bootrom, used in TAMP_BOOT_CONTEXT |
| * - boot device = bit 8:4 |
| * - boot instance = bit 3:0 |
| */ |
| #define BOOT_TYPE_MASK 0xF0 |
| #define BOOT_TYPE_SHIFT 4 |
| #define BOOT_INSTANCE_MASK 0x0F |
| #define BOOT_INSTANCE_SHIFT 0 |
| |
| enum boot_device { |
| BOOT_FLASH_SD = 0x10, |
| BOOT_FLASH_SD_1 = 0x11, |
| BOOT_FLASH_SD_2 = 0x12, |
| BOOT_FLASH_SD_3 = 0x13, |
| |
| BOOT_FLASH_EMMC = 0x20, |
| BOOT_FLASH_EMMC_1 = 0x21, |
| BOOT_FLASH_EMMC_2 = 0x22, |
| BOOT_FLASH_EMMC_3 = 0x23, |
| |
| BOOT_FLASH_NAND = 0x30, |
| BOOT_FLASH_NAND_FMC = 0x31, |
| |
| BOOT_FLASH_NOR = 0x40, |
| BOOT_FLASH_NOR_QSPI = 0x41, |
| |
| BOOT_SERIAL_UART = 0x50, |
| BOOT_SERIAL_UART_1 = 0x51, |
| BOOT_SERIAL_UART_2 = 0x52, |
| BOOT_SERIAL_UART_3 = 0x53, |
| BOOT_SERIAL_UART_4 = 0x54, |
| BOOT_SERIAL_UART_5 = 0x55, |
| BOOT_SERIAL_UART_6 = 0x56, |
| BOOT_SERIAL_UART_7 = 0x57, |
| BOOT_SERIAL_UART_8 = 0x58, |
| |
| BOOT_SERIAL_USB = 0x60, |
| BOOT_SERIAL_USB_OTG = 0x62, |
| }; |
| |
| /* TAMP registers */ |
| #define TAMP_BACKUP_REGISTER(x) (STM32_TAMP_BASE + 0x100 + 4 * x) |
| #define TAMP_BOOT_CONTEXT TAMP_BACKUP_REGISTER(20) |
| |
| #define TAMP_BOOT_MODE_MASK GENMASK(15, 8) |
| #define TAMP_BOOT_MODE_SHIFT 8 |
| #define TAMP_BOOT_DEVICE_MASK GENMASK(7, 4) |
| #define TAMP_BOOT_INSTANCE_MASK GENMASK(3, 0) |
| |
| #endif /* __ASSEMBLY__*/ |
| #endif /* _MACH_STM32_H_ */ |
