1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Special Function Register (SFR)
5 * Copyright (C) 2014 Atmel
6 * Bo Shen <voice.shen@atmel.com>
12 #include <linux/bitops.h>
14 u32 reserved1; /* 0x00 */
16 u32 ddrcfg; /* 0x04: DDR Configuration Register */
17 u32 ebicsa; /* 0x04: EBI Chip Select Register */
19 u32 reserved2; /* 0x08 */
20 u32 reserved3; /* 0x0c */
21 u32 ohciicr; /* 0x10: OHCI Interrupt Configuration Register */
22 u32 ohciisr; /* 0x14: OHCI Interrupt Status Register */
23 u32 reserved4[4]; /* 0x18 ~ 0x24 */
24 u32 secure; /* 0x28: Security Configuration Register */
25 u32 reserved5[5]; /* 0x2c ~ 0x3c */
26 u32 ebicfg; /* 0x40: EBI Configuration Register */
27 u32 reserved6[2]; /* 0x44 ~ 0x48 */
30 u32 aicredir; /* 0x54 */
31 u32 l2cc_hramc; /* 0x58 */
35 #define AT91_SFR_DDRCFG 0x04 /* DDR Configuration Register */
36 #define AT91_SFR_CCFG_EBICSA 0x04 /* EBI Chip Select Register */
37 /* 0x08 ~ 0x0c: Reserved */
38 #define AT91_SFR_OHCIICR 0x10 /* OHCI INT Configuration Register */
39 #define AT91_SFR_OHCIISR 0x14 /* OHCI INT Status Register */
40 #define AT91_SFR_UTMICKTRIM 0x30 /* UTMI Clock Trimming Register */
41 #define AT91_SFR_UTMISWAP 0x3c /* UTMI DP/DM Pin Swapping Register */
42 #define AT91_SFR_LS 0x7c /* Light Sleep Register */
43 #define AT91_SFR_I2SCLKSEL 0x90 /* I2SC Register */
44 #define AT91_SFR_WPMR 0xe4 /* Write Protection Mode Register */
46 /* Bit field in DDRCFG */
47 #define ATMEL_SFR_DDRCFG_FDQIEN 0x00010000
48 #define ATMEL_SFR_DDRCFG_FDQSIEN 0x00020000
50 /* Bit field in EBICFG */
51 #define AT91_SFR_EBICFG_DRIVE0 (0x3 << 0)
52 #define AT91_SFR_EBICFG_DRIVE0_LOW (0x0 << 0)
53 #define AT91_SFR_EBICFG_DRIVE0_MEDIUM (0x2 << 0)
54 #define AT91_SFR_EBICFG_DRIVE0_HIGH (0x3 << 0)
55 #define AT91_SFR_EBICFG_PULL0 (0x3 << 2)
56 #define AT91_SFR_EBICFG_PULL0_UP (0x0 << 2)
57 #define AT91_SFR_EBICFG_PULL0_NONE (0x1 << 2)
58 #define AT91_SFR_EBICFG_PULL0_DOWN (0x3 << 2)
59 #define AT91_SFR_EBICFG_SCH0 (0x1 << 4)
60 #define AT91_SFR_EBICFG_SCH0_OFF (0x0 << 4)
61 #define AT91_SFR_EBICFG_SCH0_ON (0x1 << 4)
62 #define AT91_SFR_EBICFG_DRIVE1 (0x3 << 8)
63 #define AT91_SFR_EBICFG_DRIVE1_LOW (0x0 << 8)
64 #define AT91_SFR_EBICFG_DRIVE1_MEDIUM (0x2 << 8)
65 #define AT91_SFR_EBICFG_DRIVE1_HIGH (0x3 << 8)
66 #define AT91_SFR_EBICFG_PULL1 (0x3 << 10)
67 #define AT91_SFR_EBICFG_PULL1_UP (0x0 << 10)
68 #define AT91_SFR_EBICFG_PULL1_NONE (0x1 << 10)
69 #define AT91_SFR_EBICFG_PULL1_DOWN (0x3 << 10)
70 #define AT91_SFR_EBICFG_SCH1 (0x1 << 12)
71 #define AT91_SFR_EBICFG_SCH1_OFF (0x0 << 12)
72 #define AT91_SFR_EBICFG_SCH1_ON (0x1 << 12)
74 /* Bit field in AICREDIR */
75 #define ATMEL_SFR_AICREDIR_NSAIC 0x00000001
77 /* Bit field in DDRCFG */
78 #define ATMEL_SFR_DDRCFG_FDQIEN 0x00010000
79 #define ATMEL_SFR_DDRCFG_FDQSIEN 0x00020000
81 #define AT91_SFR_CCFG_EBI_CSA(cs, val) ((val) << (cs))
82 #define AT91_SFR_CCFG_EBI_DBPUC BIT(8)
83 #define AT91_SFR_CCFG_EBI_DBPDC BIT(9)
84 #define AT91_SFR_CCFG_EBI_DRIVE_SAM9X60 BIT(16)
85 #define AT91_SFR_CCFG_EBI_DRIVE BIT(17)
86 #define AT91_SFR_CCFG_DQIEN_F BIT(20)
87 #define AT91_SFR_CCFG_NFD0_ON_D16 BIT(24)
88 #define AT91_SFR_CCFG_DDR_MP_EN BIT(25)
90 #define AT91_SFR_OHCIICR_RES(x) BIT(x)
91 #define AT91_SFR_OHCIICR_ARIE BIT(4)
92 #define AT91_SFR_OHCIICR_APPSTART BIT(5)
93 #define AT91_SFR_OHCIICR_USB_SUSP(x) BIT(8 + (x))
94 #define AT91_SFR_OHCIICR_UDPPUDIS BIT(23)
95 #define AT91_OHCIICR_USB_SUSPEND GENMASK(10, 8)
97 #define AT91_SFR_OHCIISR_RIS(x) BIT(x)
99 #define AT91_UTMICKTRIM_FREQ GENMASK(1, 0)
101 #define AT91_SFR_UTMISWAP_PORT(x) BIT(x)
103 #define AT91_SFR_LS_VALUE(x) BIT(x)
104 #define AT91_SFR_LS_MEM_POWER_GATING_ULP1_EN BIT(16)
106 #define AT91_SFR_WPMR_WPEN BIT(0)
107 #define AT91_SFR_WPMR_WPKEY_MASK GENMASK(31, 8)