105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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*/
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#ifndef _MACH_STM32_H_
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#define _MACH_STM32_H_
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/*
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* Peripheral memory map
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* only address used before device tree parsing
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*/
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#define STM32_RCC_BASE 0x50000000
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#define STM32_PWR_BASE 0x50001000
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#define STM32_DBGMCU_BASE 0x50081000
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#define STM32_BSEC_BASE 0x5C005000
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#define STM32_TZC_BASE 0x5C006000
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#define STM32_ETZPC_BASE 0x5C007000
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#define STM32_TAMP_BASE 0x5C00A000
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#ifdef CONFIG_DEBUG_UART_BASE
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/* hardcoded value can be only used for DEBUG UART */
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#define STM32_USART1_BASE 0x5C000000
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#define STM32_USART2_BASE 0x4000E000
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#define STM32_USART3_BASE 0x4000F000
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#define STM32_UART4_BASE 0x40010000
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#define STM32_UART5_BASE 0x40011000
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#define STM32_USART6_BASE 0x44003000
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#define STM32_UART7_BASE 0x40018000
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#define STM32_UART8_BASE 0x40019000
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#endif
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#define STM32_SYSRAM_BASE 0x2FFC0000
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#define STM32_SYSRAM_SIZE SZ_256K
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#define STM32_DDR_BASE 0xC0000000
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#define STM32_DDR_SIZE SZ_1G
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#ifndef __ASSEMBLY__
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/* enumerated used to identify the SYSCON driver instance */
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enum {
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STM32MP_SYSCON_UNKNOWN,
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STM32MP_SYSCON_STGEN,
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STM32MP_SYSCON_PWR,
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};
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/*
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* enumerated for boot interface from Bootrom, used in TAMP_BOOT_CONTEXT
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* - boot device = bit 8:4
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* - boot instance = bit 3:0
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*/
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#define BOOT_TYPE_MASK 0xF0
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#define BOOT_TYPE_SHIFT 4
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#define BOOT_INSTANCE_MASK 0x0F
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#define BOOT_INSTANCE_SHIFT 0
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enum boot_device {
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BOOT_FLASH_SD = 0x10,
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BOOT_FLASH_SD_1 = 0x11,
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BOOT_FLASH_SD_2 = 0x12,
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BOOT_FLASH_SD_3 = 0x13,
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BOOT_FLASH_EMMC = 0x20,
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BOOT_FLASH_EMMC_1 = 0x21,
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BOOT_FLASH_EMMC_2 = 0x22,
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BOOT_FLASH_EMMC_3 = 0x23,
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BOOT_FLASH_NAND = 0x30,
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BOOT_FLASH_NAND_FMC = 0x31,
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BOOT_FLASH_NOR = 0x40,
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BOOT_FLASH_NOR_QSPI = 0x41,
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BOOT_SERIAL_UART = 0x50,
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BOOT_SERIAL_UART_1 = 0x51,
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BOOT_SERIAL_UART_2 = 0x52,
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BOOT_SERIAL_UART_3 = 0x53,
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BOOT_SERIAL_UART_4 = 0x54,
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BOOT_SERIAL_UART_5 = 0x55,
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BOOT_SERIAL_UART_6 = 0x56,
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BOOT_SERIAL_UART_7 = 0x57,
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BOOT_SERIAL_UART_8 = 0x58,
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BOOT_SERIAL_USB = 0x60,
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BOOT_SERIAL_USB_OTG = 0x62,
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};
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/* TAMP registers */
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#define TAMP_BACKUP_REGISTER(x) (STM32_TAMP_BASE + 0x100 + 4 * x)
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#define TAMP_BACKUP_MAGIC_NUMBER TAMP_BACKUP_REGISTER(4)
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#define TAMP_BACKUP_BRANCH_ADDRESS TAMP_BACKUP_REGISTER(5)
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#define TAMP_BOOT_CONTEXT TAMP_BACKUP_REGISTER(20)
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#define TAMP_BOOT_MODE_MASK GENMASK(15, 8)
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#define TAMP_BOOT_MODE_SHIFT 8
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#define TAMP_BOOT_DEVICE_MASK GENMASK(7, 4)
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#define TAMP_BOOT_INSTANCE_MASK GENMASK(3, 0)
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/* offset used for BSEC driver: misc_read and misc_write */
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#define STM32_BSEC_SHADOW_OFFSET 0x0
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#define STM32_BSEC_OTP_OFFSET 0x80000000
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#endif /* __ASSEMBLY__*/
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#endif /* _MACH_STM32_H_ */
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