1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * K3: J721E SoC definitions, structures etc.
4  *
5  * (C) Copyright (C) 2018-2019 Texas Instruments Incorporated - http://www.ti.com/
6  */
7 #ifndef __ASM_ARCH_J721E_HARDWARE_H
8 #define __ASM_ARCH_J721E_HARDWARE_H
9 
10 #include <config.h>
11 #ifndef __ASSEMBLY__
12 #include <linux/bitops.h>
13 #endif
14 
15 #define CTRL_MMR0_BASE					0x00100000
16 #define CTRLMMR_MAIN_DEVSTAT				(CTRL_MMR0_BASE + 0x30)
17 
18 #define MAIN_DEVSTAT_BOOT_MODE_B_MASK		BIT(0)
19 #define MAIN_DEVSTAT_BOOT_MODE_B_SHIFT		0
20 #define MAIN_DEVSTAT_BKUP_BOOTMODE_MASK		GENMASK(3, 1)
21 #define MAIN_DEVSTAT_BKUP_BOOTMODE_SHIFT	1
22 #define MAIN_DEVSTAT_PRIM_BOOTMODE_MMC_PORT_MASK	BIT(6)
23 #define MAIN_DEVSTAT_PRIM_BOOTMODE_PORT_SHIFT		6
24 #define MAIN_DEVSTAT_BKUP_MMC_PORT_MASK			BIT(7)
25 #define MAIN_DEVSTAT_BKUP_MMC_PORT_SHIFT		7
26 
27 #define WKUP_CTRL_MMR0_BASE				0x43000000
28 #define MCU_CTRL_MMR0_BASE				0x40f00000
29 
30 #define CTRLMMR_WKUP_DEVSTAT			(WKUP_CTRL_MMR0_BASE + 0x30)
31 #define WKUP_DEVSTAT_PRIMARY_BOOTMODE_MASK	GENMASK(5, 3)
32 #define WKUP_DEVSTAT_PRIMARY_BOOTMODE_SHIFT	3
33 #define WKUP_DEVSTAT_MCU_OMLY_MASK		BIT(6)
34 #define WKUP_DEVSTAT_MCU_ONLY_SHIFT		6
35 
36 /*
37  * The CTRL_MMR0 memory space is divided into several equally-spaced
38  * partitions, so defining the partition size allows us to determine
39  * register addresses common to those partitions.
40  */
41 #define CTRL_MMR0_PARTITION_SIZE			0x4000
42 
43 /*
44  * CTRL_MMR0, WKUP_CTRL_MMR0, and MCU_CTR_MMR0 lock/kick-mechanism
45  * shared register definitions.
46  */
47 #define CTRLMMR_LOCK_KICK0				0x01008
48 #define CTRLMMR_LOCK_KICK0_UNLOCK_VAL			0x68ef3490
49 #define CTRLMMR_LOCK_KICK0_UNLOCKED_MASK		BIT(0)
50 #define CTRLMMR_LOCK_KICK0_UNLOCKED_SHIFT		0
51 #define CTRLMMR_LOCK_KICK1				0x0100c
52 #define CTRLMMR_LOCK_KICK1_UNLOCK_VAL			0xd172bc5a
53 
54 /* ROM HANDOFF Structure location */
55 #define ROM_ENTENDED_BOOT_DATA_INFO			0x41cffb00
56 
57 /* MCU SCRATCHPAD usage */
58 #define TI_SRAM_SCRATCH_BOARD_EEPROM_START	CONFIG_SYS_K3_MCU_SCRATCHPAD_BASE
59 
60 #endif /* __ASM_ARCH_J721E_HARDWARE_H */
61