1 /* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved 4 */ 5 6 #ifndef _MACH_STM32_H_ 7 #define _MACH_STM32_H_ 8 9 /* 10 * Peripheral memory map 11 * only address used before device tree parsing 12 */ 13 #define STM32_RCC_BASE 0x50000000 14 #define STM32_PWR_BASE 0x50001000 15 #define STM32_DBGMCU_BASE 0x50081000 16 #define STM32_TZC_BASE 0x5C006000 17 #define STM32_ETZPC_BASE 0x5C007000 18 #define STM32_STGEN_BASE 0x5C008000 19 #define STM32_TAMP_BASE 0x5C00A000 20 21 #define STM32_USART1_BASE 0x5C000000 22 #define STM32_USART2_BASE 0x4000E000 23 #define STM32_USART3_BASE 0x4000F000 24 #define STM32_UART4_BASE 0x40010000 25 #define STM32_UART5_BASE 0x40011000 26 #define STM32_USART6_BASE 0x44003000 27 #define STM32_UART7_BASE 0x40018000 28 #define STM32_UART8_BASE 0x40019000 29 30 #define STM32_SYSRAM_BASE 0x2FFC0000 31 #define STM32_SYSRAM_SIZE SZ_256K 32 33 #define STM32_DDR_BASE 0xC0000000 34 #define STM32_DDR_SIZE SZ_1G 35 36 #ifndef __ASSEMBLY__ 37 /* enumerated used to identify the SYSCON driver instance */ 38 enum { 39 STM32MP_SYSCON_UNKNOWN, 40 STM32MP_SYSCON_PWR, 41 STM32MP_SYSCON_SYSCFG, 42 }; 43 44 /* 45 * enumerated for boot interface from Bootrom, used in TAMP_BOOT_CONTEXT 46 * - boot device = bit 8:4 47 * - boot instance = bit 3:0 48 */ 49 #define BOOT_TYPE_MASK 0xF0 50 #define BOOT_TYPE_SHIFT 4 51 #define BOOT_INSTANCE_MASK 0x0F 52 #define BOOT_INSTANCE_SHIFT 0 53 54 enum boot_device { 55 BOOT_FLASH_SD = 0x10, 56 BOOT_FLASH_SD_1 = 0x11, 57 BOOT_FLASH_SD_2 = 0x12, 58 BOOT_FLASH_SD_3 = 0x13, 59 60 BOOT_FLASH_EMMC = 0x20, 61 BOOT_FLASH_EMMC_1 = 0x21, 62 BOOT_FLASH_EMMC_2 = 0x22, 63 BOOT_FLASH_EMMC_3 = 0x23, 64 65 BOOT_FLASH_NAND = 0x30, 66 BOOT_FLASH_NAND_FMC = 0x31, 67 68 BOOT_FLASH_NOR = 0x40, 69 BOOT_FLASH_NOR_QSPI = 0x41, 70 71 BOOT_SERIAL_UART = 0x50, 72 BOOT_SERIAL_UART_1 = 0x51, 73 BOOT_SERIAL_UART_2 = 0x52, 74 BOOT_SERIAL_UART_3 = 0x53, 75 BOOT_SERIAL_UART_4 = 0x54, 76 BOOT_SERIAL_UART_5 = 0x55, 77 BOOT_SERIAL_UART_6 = 0x56, 78 BOOT_SERIAL_UART_7 = 0x57, 79 BOOT_SERIAL_UART_8 = 0x58, 80 81 BOOT_SERIAL_USB = 0x60, 82 BOOT_SERIAL_USB_OTG = 0x62, 83 }; 84 85 /* TAMP registers */ 86 #define TAMP_BACKUP_REGISTER(x) (STM32_TAMP_BASE + 0x100 + 4 * x) 87 #define TAMP_BACKUP_MAGIC_NUMBER TAMP_BACKUP_REGISTER(4) 88 #define TAMP_BACKUP_BRANCH_ADDRESS TAMP_BACKUP_REGISTER(5) 89 #define TAMP_BOOT_CONTEXT TAMP_BACKUP_REGISTER(20) 90 #define TAMP_BOOTCOUNT TAMP_BACKUP_REGISTER(21) 91 92 #define TAMP_BOOT_MODE_MASK GENMASK(15, 8) 93 #define TAMP_BOOT_MODE_SHIFT 8 94 #define TAMP_BOOT_DEVICE_MASK GENMASK(7, 4) 95 #define TAMP_BOOT_INSTANCE_MASK GENMASK(3, 0) 96 #define TAMP_BOOT_FORCED_MASK GENMASK(7, 0) 97 #define TAMP_BOOT_DEBUG_ON BIT(16) 98 99 enum forced_boot_mode { 100 BOOT_NORMAL = 0x00, 101 BOOT_FASTBOOT = 0x01, 102 BOOT_RECOVERY = 0x02, 103 BOOT_STM32PROG = 0x03, 104 BOOT_UMS_MMC0 = 0x10, 105 BOOT_UMS_MMC1 = 0x11, 106 BOOT_UMS_MMC2 = 0x12, 107 }; 108 109 /* offset used for BSEC driver: misc_read and misc_write */ 110 #define STM32_BSEC_SHADOW_OFFSET 0x0 111 #define STM32_BSEC_SHADOW(id) (STM32_BSEC_SHADOW_OFFSET + (id) * 4) 112 #define STM32_BSEC_OTP_OFFSET 0x80000000 113 #define STM32_BSEC_OTP(id) (STM32_BSEC_OTP_OFFSET + (id) * 4) 114 115 #define BSEC_OTP_BOARD 59 116 117 #endif /* __ASSEMBLY__*/ 118 #endif /* _MACH_STM32_H_ */ 119