Merge branch '2018-12-06-master-imports'
[oweals/u-boot.git] / arch / arm / mach-stm32mp / include / mach / stm32.h
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_BSEC_BASE                 0x5C005000
17 #define STM32_TZC_BASE                  0x5C006000
18 #define STM32_ETZPC_BASE                0x5C007000
19 #define STM32_TAMP_BASE                 0x5C00A000
20
21 #ifdef CONFIG_DEBUG_UART_BASE
22 /* hardcoded value can be only used for DEBUG UART */
23 #define STM32_USART1_BASE               0x5C000000
24 #define STM32_USART2_BASE               0x4000E000
25 #define STM32_USART3_BASE               0x4000F000
26 #define STM32_UART4_BASE                0x40010000
27 #define STM32_UART5_BASE                0x40011000
28 #define STM32_USART6_BASE               0x44003000
29 #define STM32_UART7_BASE                0x40018000
30 #define STM32_UART8_BASE                0x40019000
31 #endif
32
33 #define STM32_SYSRAM_BASE               0x2FFC0000
34 #define STM32_SYSRAM_SIZE               SZ_256K
35
36 #define STM32_DDR_BASE                  0xC0000000
37 #define STM32_DDR_SIZE                  SZ_1G
38
39 #ifndef __ASSEMBLY__
40 /* enumerated used to identify the SYSCON driver instance */
41 enum {
42         STM32MP_SYSCON_UNKNOWN,
43         STM32MP_SYSCON_STGEN,
44         STM32MP_SYSCON_PWR,
45 };
46
47 /*
48  * enumerated for boot interface from Bootrom, used in TAMP_BOOT_CONTEXT
49  * - boot device = bit 8:4
50  * - boot instance = bit 3:0
51  */
52 #define BOOT_TYPE_MASK          0xF0
53 #define BOOT_TYPE_SHIFT         4
54 #define BOOT_INSTANCE_MASK      0x0F
55 #define BOOT_INSTANCE_SHIFT     0
56
57 enum boot_device {
58         BOOT_FLASH_SD = 0x10,
59         BOOT_FLASH_SD_1 = 0x11,
60         BOOT_FLASH_SD_2 = 0x12,
61         BOOT_FLASH_SD_3 = 0x13,
62
63         BOOT_FLASH_EMMC = 0x20,
64         BOOT_FLASH_EMMC_1 = 0x21,
65         BOOT_FLASH_EMMC_2 = 0x22,
66         BOOT_FLASH_EMMC_3 = 0x23,
67
68         BOOT_FLASH_NAND = 0x30,
69         BOOT_FLASH_NAND_FMC = 0x31,
70
71         BOOT_FLASH_NOR = 0x40,
72         BOOT_FLASH_NOR_QSPI = 0x41,
73
74         BOOT_SERIAL_UART = 0x50,
75         BOOT_SERIAL_UART_1 = 0x51,
76         BOOT_SERIAL_UART_2 = 0x52,
77         BOOT_SERIAL_UART_3 = 0x53,
78         BOOT_SERIAL_UART_4 = 0x54,
79         BOOT_SERIAL_UART_5 = 0x55,
80         BOOT_SERIAL_UART_6 = 0x56,
81         BOOT_SERIAL_UART_7 = 0x57,
82         BOOT_SERIAL_UART_8 = 0x58,
83
84         BOOT_SERIAL_USB = 0x60,
85         BOOT_SERIAL_USB_OTG = 0x62,
86 };
87
88 /* TAMP registers */
89 #define TAMP_BACKUP_REGISTER(x)         (STM32_TAMP_BASE + 0x100 + 4 * x)
90 #define TAMP_BACKUP_MAGIC_NUMBER        TAMP_BACKUP_REGISTER(4)
91 #define TAMP_BACKUP_BRANCH_ADDRESS      TAMP_BACKUP_REGISTER(5)
92 #define TAMP_BOOT_CONTEXT               TAMP_BACKUP_REGISTER(20)
93
94 #define TAMP_BOOT_MODE_MASK             GENMASK(15, 8)
95 #define TAMP_BOOT_MODE_SHIFT            8
96 #define TAMP_BOOT_DEVICE_MASK           GENMASK(7, 4)
97 #define TAMP_BOOT_INSTANCE_MASK         GENMASK(3, 0)
98
99 /* offset used for BSEC driver: misc_read and misc_write */
100 #define STM32_BSEC_SHADOW_OFFSET        0x0
101 #define STM32_BSEC_OTP_OFFSET           0x80000000
102
103 #endif /* __ASSEMBLY__*/
104 #endif /* _MACH_STM32_H_ */