xref: /openbmc/linux/include/soc/at91/atmel-sfr.h (revision 842ed298)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Atmel SFR (Special Function Registers) register offsets and bit definitions.
4  *
5  * Copyright (C) 2016 Atmel
6  *
7  * Author: Ludovic Desroches <ludovic.desroches@atmel.com>
8  */
9 
10 #ifndef _LINUX_MFD_SYSCON_ATMEL_SFR_H
11 #define _LINUX_MFD_SYSCON_ATMEL_SFR_H
12 
13 #define AT91_SFR_DDRCFG		0x04	/* DDR Configuration Register */
14 #define AT91_SFR_CCFG_EBICSA	0x04	/* EBI Chip Select Register */
15 /* 0x08 ~ 0x0c: Reserved */
16 #define AT91_SFR_OHCIICR	0x10	/* OHCI INT Configuration Register */
17 #define AT91_SFR_OHCIISR	0x14	/* OHCI INT Status Register */
18 #define AT91_SFR_UTMICKTRIM	0x30	/* UTMI Clock Trimming Register */
19 #define AT91_SFR_UTMISWAP	0x3c	/* UTMI DP/DM Pin Swapping Register */
20 #define AT91_SFR_LS		0x7c	/* Light Sleep Register */
21 #define AT91_SFR_I2SCLKSEL	0x90	/* I2SC Register */
22 #define AT91_SFR_WPMR		0xe4	/* Write Protection Mode Register */
23 
24 /* Field definitions */
25 #define AT91_SFR_CCFG_EBI_CSA(cs, val)		((val) << (cs))
26 #define AT91_SFR_CCFG_EBI_DBPUC			BIT(8)
27 #define AT91_SFR_CCFG_EBI_DBPDC			BIT(9)
28 #define AT91_SFR_CCFG_EBI_DRIVE			BIT(17)
29 #define AT91_SFR_CCFG_NFD0_ON_D16		BIT(24)
30 #define AT91_SFR_CCFG_DDR_MP_EN			BIT(25)
31 
32 #define AT91_SFR_OHCIICR_RES(x)			BIT(x)
33 #define AT91_SFR_OHCIICR_ARIE			BIT(4)
34 #define AT91_SFR_OHCIICR_APPSTART		BIT(5)
35 #define AT91_SFR_OHCIICR_USB_SUSP(x)		BIT(8 + (x))
36 #define AT91_SFR_OHCIICR_UDPPUDIS		BIT(23)
37 #define AT91_OHCIICR_USB_SUSPEND		GENMASK(10, 8)
38 
39 #define AT91_SFR_OHCIISR_RIS(x)			BIT(x)
40 
41 #define AT91_UTMICKTRIM_FREQ			GENMASK(1, 0)
42 
43 #define AT91_SFR_UTMISWAP_PORT(x)		BIT(x)
44 
45 #define AT91_SFR_LS_VALUE(x)			BIT(x)
46 #define AT91_SFR_LS_MEM_POWER_GATING_ULP1_EN	BIT(16)
47 
48 #define AT91_SFR_WPMR_WPEN			BIT(0)
49 #define AT91_SFR_WPMR_WPKEY_MASK		GENMASK(31, 8)
50 
51 #endif /* _LINUX_MFD_SYSCON_ATMEL_SFR_H */
52