1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * K3: AM6 SoC definitions, structures etc.
4  *
5  * (C) Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
6  */
7 #ifndef __ASM_ARCH_AM6_HARDWARE_H
8 #define __ASM_ARCH_AM6_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 CTRLMMR_MAIN_DEVSTAT_BOOTMODE_MASK		GENMASK(3, 0)
19 #define CTRLMMR_MAIN_DEVSTAT_BOOTMODE_SHIFT		0
20 #define CTRLMMR_MAIN_DEVSTAT_BKUP_BOOTMODE_MASK		GENMASK(6, 4)
21 #define CTRLMMR_MAIN_DEVSTAT_BKUP_BOOTMODE_SHIFT	4
22 #define CTRLMMR_MAIN_DEVSTAT_MMC_PORT_MASK		GENMASK(12, 12)
23 #define CTRLMMR_MAIN_DEVSTAT_MMC_PORT_SHIFT		12
24 #define CTRLMMR_MAIN_DEVSTAT_EMMC_PORT_MASK		GENMASK(14, 14)
25 #define CTRLMMR_MAIN_DEVSTAT_EMMC_PORT_SHIFT		14
26 #define CTRLMMR_MAIN_DEVSTAT_BKUP_MMC_PORT_MASK		GENMASK(17, 17)
27 #define CTRLMMR_MAIN_DEVSTAT_BKUP_MMC_PORT_SHIFT	12
28 #define CTRLMMR_MAIN_DEVSTAT_USB_MODE_SHIFT		9
29 #define CTRLMMR_MAIN_DEVSTAT_USB_MODE_MASK		GENMASK(10, 9)
30 
31 #define WKUP_CTRL_MMR0_BASE				0x43000000
32 #define MCU_CTRL_MMR0_BASE				0x40f00000
33 
34 /*
35  * The CTRL_MMR0 memory space is divided into several equally-spaced
36  * partitions, so defining the partition size allows us to determine
37  * register addresses common to those partitions.
38  */
39 #define CTRL_MMR0_PARTITION_SIZE			0x4000
40 
41 /*
42  * CTRL_MMR0, WKUP_CTRL_MMR0, and MCU_CTR_MMR0 lock/kick-mechanism
43  * shared register definitions.
44  */
45 #define CTRLMMR_LOCK_KICK0				0x01008
46 #define CTRLMMR_LOCK_KICK0_UNLOCK_VAL			0x68ef3490
47 #define CTRLMMR_LOCK_KICK0_UNLOCKED_MASK		BIT(0)
48 #define CTRLMMR_LOCK_KICK0_UNLOCKED_SHIFT		0
49 #define CTRLMMR_LOCK_KICK1				0x0100c
50 #define CTRLMMR_LOCK_KICK1_UNLOCK_VAL			0xd172bc5a
51 
52 /* MCU SCRATCHPAD usage */
53 #define TI_SRAM_SCRATCH_BOARD_EEPROM_START CONFIG_SYS_K3_MCU_SCRATCHPAD_BASE
54 
55 #endif /* __ASM_ARCH_AM6_HARDWARE_H */
56