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83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
50586ef2 AF |
2 | /* |
3 | * FSL SD/MMC Defines | |
4 | *------------------------------------------------------------------- | |
5 | * | |
32c8cfb2 | 6 | * Copyright 2007-2008,2010-2011 Freescale Semiconductor, Inc |
c927d658 | 7 | * Copyright 2020 NXP |
50586ef2 AF |
8 | */ |
9 | ||
10 | #ifndef __FSL_ESDHC_H__ | |
11 | #define __FSL_ESDHC_H__ | |
12 | ||
1221ce45 | 13 | #include <linux/errno.h> |
c67bee14 | 14 | #include <asm/byteorder.h> |
b33433a6 | 15 | |
93bfd616 PA |
16 | /* needed for the mmc_cfg definition */ |
17 | #include <mmc.h> | |
18 | ||
50586ef2 AF |
19 | /* FSL eSDHC-specific constants */ |
20 | #define SYSCTL 0x0002e02c | |
21 | #define SYSCTL_INITA 0x08000000 | |
22 | #define SYSCTL_TIMEOUT_MASK 0x000f0000 | |
1118cdbf | 23 | #define SYSCTL_CLOCK_MASK 0x0000fff0 |
c67bee14 | 24 | #define SYSCTL_CKEN 0x00000008 |
50586ef2 AF |
25 | #define SYSCTL_PEREN 0x00000004 |
26 | #define SYSCTL_HCKEN 0x00000002 | |
27 | #define SYSCTL_IPGEN 0x00000001 | |
48bb3bb5 | 28 | #define SYSCTL_RSTA 0x01000000 |
7a5b8029 DB |
29 | #define SYSCTL_RSTC 0x02000000 |
30 | #define SYSCTL_RSTD 0x04000000 | |
50586ef2 AF |
31 | |
32 | #define IRQSTAT 0x0002e030 | |
33 | #define IRQSTAT_DMAE (0x10000000) | |
34 | #define IRQSTAT_AC12E (0x01000000) | |
35 | #define IRQSTAT_DEBE (0x00400000) | |
36 | #define IRQSTAT_DCE (0x00200000) | |
37 | #define IRQSTAT_DTOE (0x00100000) | |
38 | #define IRQSTAT_CIE (0x00080000) | |
39 | #define IRQSTAT_CEBE (0x00040000) | |
40 | #define IRQSTAT_CCE (0x00020000) | |
41 | #define IRQSTAT_CTOE (0x00010000) | |
42 | #define IRQSTAT_CINT (0x00000100) | |
43 | #define IRQSTAT_CRM (0x00000080) | |
44 | #define IRQSTAT_CINS (0x00000040) | |
45 | #define IRQSTAT_BRR (0x00000020) | |
46 | #define IRQSTAT_BWR (0x00000010) | |
47 | #define IRQSTAT_DINT (0x00000008) | |
48 | #define IRQSTAT_BGE (0x00000004) | |
49 | #define IRQSTAT_TC (0x00000002) | |
50 | #define IRQSTAT_CC (0x00000001) | |
51 | ||
52 | #define CMD_ERR (IRQSTAT_CIE | IRQSTAT_CEBE | IRQSTAT_CCE) | |
9b74dc56 AG |
53 | #define DATA_ERR (IRQSTAT_DEBE | IRQSTAT_DCE | IRQSTAT_DTOE | \ |
54 | IRQSTAT_DMAE) | |
55 | #define DATA_COMPLETE (IRQSTAT_TC | IRQSTAT_DINT) | |
50586ef2 AF |
56 | |
57 | #define IRQSTATEN 0x0002e034 | |
58 | #define IRQSTATEN_DMAE (0x10000000) | |
59 | #define IRQSTATEN_AC12E (0x01000000) | |
60 | #define IRQSTATEN_DEBE (0x00400000) | |
61 | #define IRQSTATEN_DCE (0x00200000) | |
62 | #define IRQSTATEN_DTOE (0x00100000) | |
63 | #define IRQSTATEN_CIE (0x00080000) | |
64 | #define IRQSTATEN_CEBE (0x00040000) | |
65 | #define IRQSTATEN_CCE (0x00020000) | |
66 | #define IRQSTATEN_CTOE (0x00010000) | |
67 | #define IRQSTATEN_CINT (0x00000100) | |
68 | #define IRQSTATEN_CRM (0x00000080) | |
69 | #define IRQSTATEN_CINS (0x00000040) | |
70 | #define IRQSTATEN_BRR (0x00000020) | |
71 | #define IRQSTATEN_BWR (0x00000010) | |
72 | #define IRQSTATEN_DINT (0x00000008) | |
73 | #define IRQSTATEN_BGE (0x00000004) | |
74 | #define IRQSTATEN_TC (0x00000002) | |
75 | #define IRQSTATEN_CC (0x00000001) | |
76 | ||
b1a4247b | 77 | /* eSDHC control register */ |
2d9ca2c7 | 78 | #define ESDHCCTL 0x0002e40c |
44564e79 | 79 | #define ESDHCCTL_SNOOP (0x00000040) |
2d9ca2c7 | 80 | #define ESDHCCTL_PCS (0x00080000) |
b1a4247b | 81 | #define ESDHCCTL_FAF (0x00040000) |
2d9ca2c7 | 82 | |
50586ef2 | 83 | #define PRSSTAT 0x0002e024 |
7a5b8029 | 84 | #define PRSSTAT_DAT0 (0x01000000) |
50586ef2 AF |
85 | #define PRSSTAT_CLSL (0x00800000) |
86 | #define PRSSTAT_WPSPL (0x00080000) | |
87 | #define PRSSTAT_CDPL (0x00040000) | |
88 | #define PRSSTAT_CINS (0x00010000) | |
89 | #define PRSSTAT_BREN (0x00000800) | |
77c1458d | 90 | #define PRSSTAT_BWEN (0x00000400) |
2d9ca2c7 | 91 | #define PRSSTAT_SDSTB (0X00000008) |
50586ef2 AF |
92 | #define PRSSTAT_DLA (0x00000004) |
93 | #define PRSSTAT_CICHB (0x00000002) | |
94 | #define PRSSTAT_CIDHB (0x00000001) | |
95 | ||
96 | #define PROCTL 0x0002e028 | |
97 | #define PROCTL_INIT 0x00000020 | |
98 | #define PROCTL_DTW_4 0x00000002 | |
99 | #define PROCTL_DTW_8 0x00000004 | |
1f15cb8f | 100 | #define PROCTL_D3CD 0x00000008 |
361a422b MW |
101 | #define PROCTL_DMAS_MASK 0x00000300 |
102 | #define PROCTL_DMAS_SDMA 0x00000000 | |
103 | #define PROCTL_DMAS_ADMA1 0x00000100 | |
104 | #define PROCTL_DMAS_ADMA2 0x00000300 | |
c927d658 | 105 | #define PROCTL_VOLT_SEL 0x00000400 |
50586ef2 AF |
106 | |
107 | #define CMDARG 0x0002e008 | |
108 | ||
109 | #define XFERTYP 0x0002e00c | |
110 | #define XFERTYP_CMD(x) ((x & 0x3f) << 24) | |
111 | #define XFERTYP_CMDTYP_NORMAL 0x0 | |
112 | #define XFERTYP_CMDTYP_SUSPEND 0x00400000 | |
113 | #define XFERTYP_CMDTYP_RESUME 0x00800000 | |
114 | #define XFERTYP_CMDTYP_ABORT 0x00c00000 | |
115 | #define XFERTYP_DPSEL 0x00200000 | |
116 | #define XFERTYP_CICEN 0x00100000 | |
117 | #define XFERTYP_CCCEN 0x00080000 | |
118 | #define XFERTYP_RSPTYP_NONE 0 | |
119 | #define XFERTYP_RSPTYP_136 0x00010000 | |
120 | #define XFERTYP_RSPTYP_48 0x00020000 | |
121 | #define XFERTYP_RSPTYP_48_BUSY 0x00030000 | |
122 | #define XFERTYP_MSBSEL 0x00000020 | |
123 | #define XFERTYP_DTDSEL 0x00000010 | |
0e1bf614 | 124 | #define XFERTYP_DDREN 0x00000008 |
50586ef2 AF |
125 | #define XFERTYP_AC12EN 0x00000004 |
126 | #define XFERTYP_BCEN 0x00000002 | |
127 | #define XFERTYP_DMAEN 0x00000001 | |
128 | ||
129 | #define CINS_TIMEOUT 1000 | |
bcfb3653 | 130 | #define PIO_TIMEOUT 500 |
50586ef2 AF |
131 | |
132 | #define DSADDR 0x2e004 | |
133 | ||
134 | #define CMDRSP0 0x2e010 | |
135 | #define CMDRSP1 0x2e014 | |
136 | #define CMDRSP2 0x2e018 | |
137 | #define CMDRSP3 0x2e01c | |
138 | ||
139 | #define DATPORT 0x2e020 | |
140 | ||
141 | #define WML 0x2e044 | |
142 | #define WML_WRITE 0x00010000 | |
32c8cfb2 PJ |
143 | #ifdef CONFIG_FSL_SDHC_V2_3 |
144 | #define WML_RD_WML_MAX 0x80 | |
145 | #define WML_WR_WML_MAX 0x80 | |
146 | #define WML_RD_WML_MAX_VAL 0x0 | |
147 | #define WML_WR_WML_MAX_VAL 0x0 | |
148 | #define WML_RD_WML_MASK 0x7f | |
149 | #define WML_WR_WML_MASK 0x7f0000 | |
150 | #else | |
151 | #define WML_RD_WML_MAX 0x10 | |
152 | #define WML_WR_WML_MAX 0x80 | |
153 | #define WML_RD_WML_MAX_VAL 0x10 | |
154 | #define WML_WR_WML_MAX_VAL 0x80 | |
ab467c51 RZ |
155 | #define WML_RD_WML_MASK 0xff |
156 | #define WML_WR_WML_MASK 0xff0000 | |
32c8cfb2 | 157 | #endif |
50586ef2 AF |
158 | |
159 | #define BLKATTR 0x2e004 | |
160 | #define BLKATTR_CNT(x) ((x & 0xffff) << 16) | |
161 | #define BLKATTR_SIZE(x) (x & 0x1fff) | |
162 | #define MAX_BLK_CNT 0x7fff /* so malloc will have enough room with 32M */ | |
163 | ||
b1a4247b YL |
164 | /* Auto CMD error status register / system control 2 register */ |
165 | #define EXECUTE_TUNING 0x00400000 | |
166 | #define SMPCLKSEL 0x00800000 | |
167 | #define UHSM_MASK 0x00070000 | |
168 | #define UHSM_SDR104_HS200 0x00030000 | |
169 | ||
5b05fc03 YL |
170 | /* Host controller capabilities register */ |
171 | #define HOSTCAPBLT_VS18 0x04000000 | |
172 | #define HOSTCAPBLT_VS30 0x02000000 | |
173 | #define HOSTCAPBLT_VS33 0x01000000 | |
174 | #define HOSTCAPBLT_SRS 0x00800000 | |
175 | #define HOSTCAPBLT_DMAS 0x00400000 | |
176 | #define HOSTCAPBLT_HSS 0x00200000 | |
50586ef2 | 177 | |
b1a4247b YL |
178 | /* Tuning block control register */ |
179 | #define TBCTL_TB_EN 0x00000004 | |
db8f9367 YL |
180 | #define HS400_MODE 0x00000010 |
181 | #define HS400_WNDW_ADJUST 0x00000040 | |
182 | ||
183 | /* SD clock control register */ | |
184 | #define CMD_CLK_CTL 0x00008000 | |
185 | ||
186 | /* SD timing control register */ | |
187 | #define FLW_CTL_BG 0x00008000 | |
188 | ||
189 | /* DLL config 0 register */ | |
190 | #define DLL_ENABLE 0x80000000 | |
8ee802f8 | 191 | #define DLL_RESET 0x40000000 |
db8f9367 | 192 | #define DLL_FREQ_SEL 0x08000000 |
b1a4247b | 193 | |
d3b745f7 MW |
194 | /* DLL config 1 register */ |
195 | #define DLL_PD_PULSE_STRETCH_SEL 0x80000000 | |
196 | ||
8ee802f8 YL |
197 | /* DLL status 0 register */ |
198 | #define DLL_STS_SLV_LOCK 0x08000000 | |
199 | ||
b1a4247b YL |
200 | #define MAX_TUNING_LOOP 40 |
201 | ||
361a422b MW |
202 | #define HOSTVER_VENDOR(x) (((x) >> 8) & 0xff) |
203 | #define VENDOR_V_10 0x00 | |
204 | #define VENDOR_V_20 0x10 | |
205 | #define VENDOR_V_21 0x11 | |
206 | #define VENDOR_V_22 0x12 | |
207 | #define VENDOR_V_23 0x13 | |
208 | #define VENDOR_V_30 0x20 | |
209 | #define VENDOR_V_31 0x21 | |
210 | #define VENDOR_V_32 0x22 | |
211 | ||
c67bee14 | 212 | struct fsl_esdhc_cfg { |
5330c7d7 | 213 | phys_addr_t esdhc_base; |
a2ac1b3a | 214 | u32 sdhc_clk; |
aad4659a | 215 | u8 max_bus_width; |
32a9179f | 216 | int vs18_enable; /* Use 1.8V if set to 1 */ |
93bfd616 | 217 | struct mmc_config cfg; |
c67bee14 SB |
218 | }; |
219 | ||
220 | /* Select the correct accessors depending on endianess */ | |
c82e9de4 WH |
221 | #if defined CONFIG_SYS_FSL_ESDHC_LE |
222 | #define esdhc_read32 in_le32 | |
223 | #define esdhc_write32 out_le32 | |
224 | #define esdhc_clrsetbits32 clrsetbits_le32 | |
225 | #define esdhc_clrbits32 clrbits_le32 | |
226 | #define esdhc_setbits32 setbits_le32 | |
227 | #elif defined(CONFIG_SYS_FSL_ESDHC_BE) | |
228 | #define esdhc_read32 in_be32 | |
229 | #define esdhc_write32 out_be32 | |
230 | #define esdhc_clrsetbits32 clrsetbits_be32 | |
231 | #define esdhc_clrbits32 clrbits_be32 | |
232 | #define esdhc_setbits32 setbits_be32 | |
233 | #elif __BYTE_ORDER == __LITTLE_ENDIAN | |
c67bee14 SB |
234 | #define esdhc_read32 in_le32 |
235 | #define esdhc_write32 out_le32 | |
236 | #define esdhc_clrsetbits32 clrsetbits_le32 | |
237 | #define esdhc_clrbits32 clrbits_le32 | |
238 | #define esdhc_setbits32 setbits_le32 | |
239 | #elif __BYTE_ORDER == __BIG_ENDIAN | |
240 | #define esdhc_read32 in_be32 | |
241 | #define esdhc_write32 out_be32 | |
242 | #define esdhc_clrsetbits32 clrsetbits_be32 | |
243 | #define esdhc_clrbits32 clrbits_be32 | |
244 | #define esdhc_setbits32 setbits_be32 | |
245 | #else | |
246 | #error "Endianess is not defined: please fix to continue" | |
247 | #endif | |
248 | ||
b33433a6 | 249 | #ifdef CONFIG_FSL_ESDHC |
b75d8dc5 MY |
250 | int fsl_esdhc_mmc_init(struct bd_info *bis); |
251 | int fsl_esdhc_initialize(struct bd_info *bis, struct fsl_esdhc_cfg *cfg); | |
252 | void fdt_fixup_esdhc(void *blob, struct bd_info *bd); | |
b33433a6 | 253 | #else |
b75d8dc5 MY |
254 | static inline int fsl_esdhc_mmc_init(struct bd_info *bis) { return -ENOSYS; } |
255 | static inline void fdt_fixup_esdhc(void *blob, struct bd_info *bd) {} | |
b33433a6 | 256 | #endif /* CONFIG_FSL_ESDHC */ |
bb0dc108 | 257 | void __noreturn mmc_boot(void); |
1eaa742d | 258 | void mmc_spl_load_image(uint32_t offs, unsigned int size, void *vdst); |
50586ef2 AF |
259 | |
260 | #endif /* __FSL_ESDHC_H__ */ |