soc/at91/atmel-sfr.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * Atmel SFR (Special Function Registers) register offsets and bit definitions.
0004  *
0005  * Copyright (C) 2016 Atmel
0006  *
0007  * Author: Ludovic Desroches <ludovic.desroches@atmel.com>
0008  */
0009
0010 #ifndef _LINUX_MFD_SYSCON_ATMEL_SFR_H
0011 #define _LINUX_MFD_SYSCON_ATMEL_SFR_H
0012
0013 #define AT91_SFR_DDRCFG     0x04    /* DDR Configuration Register */
0014 #define AT91_SFR_CCFG_EBICSA    0x04    /* EBI Chip Select Register */
0015 /* 0x08 ~ 0x0c: Reserved */
0016 #define AT91_SFR_OHCIICR    0x10    /* OHCI INT Configuration Register */
0017 #define AT91_SFR_OHCIISR    0x14    /* OHCI INT Status Register */
0018 #define AT91_SFR_UTMICKTRIM 0x30    /* UTMI Clock Trimming Register */
0019 #define AT91_SFR_UTMISWAP   0x3c    /* UTMI DP/DM Pin Swapping Register */
0020 #define AT91_SFR_LS     0x7c    /* Light Sleep Register */
0021 #define AT91_SFR_I2SCLKSEL  0x90    /* I2SC Register */
0022 #define AT91_SFR_WPMR       0xe4    /* Write Protection Mode Register */
0023
0024 /* Field definitions */
0025 #define AT91_SFR_CCFG_EBI_CSA(cs, val)      ((val) << (cs))
0026 #define AT91_SFR_CCFG_EBI_DBPUC         BIT(8)
0027 #define AT91_SFR_CCFG_EBI_DBPDC         BIT(9)
0028 #define AT91_SFR_CCFG_EBI_DRIVE         BIT(17)
0029 #define AT91_SFR_CCFG_NFD0_ON_D16       BIT(24)
0030 #define AT91_SFR_CCFG_DDR_MP_EN         BIT(25)
0031
0032 #define AT91_SFR_OHCIICR_RES(x)         BIT(x)
0033 #define AT91_SFR_OHCIICR_ARIE           BIT(4)
0034 #define AT91_SFR_OHCIICR_APPSTART       BIT(5)
0035 #define AT91_SFR_OHCIICR_USB_SUSP(x)        BIT(8 + (x))
0036 #define AT91_SFR_OHCIICR_UDPPUDIS       BIT(23)
0037 #define AT91_OHCIICR_USB_SUSPEND        GENMASK(10, 8)
0038
0039 #define AT91_SFR_OHCIISR_RIS(x)         BIT(x)
0040
0041 #define AT91_UTMICKTRIM_FREQ            GENMASK(1, 0)
0042
0043 #define AT91_SFR_UTMISWAP_PORT(x)       BIT(x)
0044
0045 #define AT91_SFR_LS_VALUE(x)            BIT(x)
0046 #define AT91_SFR_LS_MEM_POWER_GATING_ULP1_EN    BIT(16)
0047
0048 #define AT91_SFR_WPMR_WPEN          BIT(0)
0049 #define AT91_SFR_WPMR_WPKEY_MASK        GENMASK(31, 8)
0050
0051 #endif /* _LINUX_MFD_SYSCON_ATMEL_SFR_H */