1 /* 2 * FSL SD/MMC Defines 3 *------------------------------------------------------------------- 4 * 5 * Copyright 2007-2008,2010-2011 Freescale Semiconductor, Inc 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef __FSL_ESDHC_H__ 11 #define __FSL_ESDHC_H__ 12 13 #include <asm/errno.h> 14 #include <asm/byteorder.h> 15 16 /* needed for the mmc_cfg definition */ 17 #include <mmc.h> 18 19 #ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT 20 #include "../board/freescale/common/qixis.h" 21 #endif 22 23 /* FSL eSDHC-specific constants */ 24 #define SYSCTL 0x0002e02c 25 #define SYSCTL_INITA 0x08000000 26 #define SYSCTL_TIMEOUT_MASK 0x000f0000 27 #define SYSCTL_CLOCK_MASK 0x0000fff0 28 #define SYSCTL_CKEN 0x00000008 29 #define SYSCTL_PEREN 0x00000004 30 #define SYSCTL_HCKEN 0x00000002 31 #define SYSCTL_IPGEN 0x00000001 32 #define SYSCTL_RSTA 0x01000000 33 #define SYSCTL_RSTC 0x02000000 34 #define SYSCTL_RSTD 0x04000000 35 36 #define IRQSTAT 0x0002e030 37 #define IRQSTAT_DMAE (0x10000000) 38 #define IRQSTAT_AC12E (0x01000000) 39 #define IRQSTAT_DEBE (0x00400000) 40 #define IRQSTAT_DCE (0x00200000) 41 #define IRQSTAT_DTOE (0x00100000) 42 #define IRQSTAT_CIE (0x00080000) 43 #define IRQSTAT_CEBE (0x00040000) 44 #define IRQSTAT_CCE (0x00020000) 45 #define IRQSTAT_CTOE (0x00010000) 46 #define IRQSTAT_CINT (0x00000100) 47 #define IRQSTAT_CRM (0x00000080) 48 #define IRQSTAT_CINS (0x00000040) 49 #define IRQSTAT_BRR (0x00000020) 50 #define IRQSTAT_BWR (0x00000010) 51 #define IRQSTAT_DINT (0x00000008) 52 #define IRQSTAT_BGE (0x00000004) 53 #define IRQSTAT_TC (0x00000002) 54 #define IRQSTAT_CC (0x00000001) 55 56 #define CMD_ERR (IRQSTAT_CIE | IRQSTAT_CEBE | IRQSTAT_CCE) 57 #define DATA_ERR (IRQSTAT_DEBE | IRQSTAT_DCE | IRQSTAT_DTOE | \ 58 IRQSTAT_DMAE) 59 #define DATA_COMPLETE (IRQSTAT_TC | IRQSTAT_DINT) 60 61 #define IRQSTATEN 0x0002e034 62 #define IRQSTATEN_DMAE (0x10000000) 63 #define IRQSTATEN_AC12E (0x01000000) 64 #define IRQSTATEN_DEBE (0x00400000) 65 #define IRQSTATEN_DCE (0x00200000) 66 #define IRQSTATEN_DTOE (0x00100000) 67 #define IRQSTATEN_CIE (0x00080000) 68 #define IRQSTATEN_CEBE (0x00040000) 69 #define IRQSTATEN_CCE (0x00020000) 70 #define IRQSTATEN_CTOE (0x00010000) 71 #define IRQSTATEN_CINT (0x00000100) 72 #define IRQSTATEN_CRM (0x00000080) 73 #define IRQSTATEN_CINS (0x00000040) 74 #define IRQSTATEN_BRR (0x00000020) 75 #define IRQSTATEN_BWR (0x00000010) 76 #define IRQSTATEN_DINT (0x00000008) 77 #define IRQSTATEN_BGE (0x00000004) 78 #define IRQSTATEN_TC (0x00000002) 79 #define IRQSTATEN_CC (0x00000001) 80 81 #define PRSSTAT 0x0002e024 82 #define PRSSTAT_DAT0 (0x01000000) 83 #define PRSSTAT_CLSL (0x00800000) 84 #define PRSSTAT_WPSPL (0x00080000) 85 #define PRSSTAT_CDPL (0x00040000) 86 #define PRSSTAT_CINS (0x00010000) 87 #define PRSSTAT_BREN (0x00000800) 88 #define PRSSTAT_BWEN (0x00000400) 89 #define PRSSTAT_DLA (0x00000004) 90 #define PRSSTAT_CICHB (0x00000002) 91 #define PRSSTAT_CIDHB (0x00000001) 92 93 #define PROCTL 0x0002e028 94 #define PROCTL_INIT 0x00000020 95 #define PROCTL_DTW_4 0x00000002 96 #define PROCTL_DTW_8 0x00000004 97 98 #define CMDARG 0x0002e008 99 100 #define XFERTYP 0x0002e00c 101 #define XFERTYP_CMD(x) ((x & 0x3f) << 24) 102 #define XFERTYP_CMDTYP_NORMAL 0x0 103 #define XFERTYP_CMDTYP_SUSPEND 0x00400000 104 #define XFERTYP_CMDTYP_RESUME 0x00800000 105 #define XFERTYP_CMDTYP_ABORT 0x00c00000 106 #define XFERTYP_DPSEL 0x00200000 107 #define XFERTYP_CICEN 0x00100000 108 #define XFERTYP_CCCEN 0x00080000 109 #define XFERTYP_RSPTYP_NONE 0 110 #define XFERTYP_RSPTYP_136 0x00010000 111 #define XFERTYP_RSPTYP_48 0x00020000 112 #define XFERTYP_RSPTYP_48_BUSY 0x00030000 113 #define XFERTYP_MSBSEL 0x00000020 114 #define XFERTYP_DTDSEL 0x00000010 115 #define XFERTYP_DDREN 0x00000008 116 #define XFERTYP_AC12EN 0x00000004 117 #define XFERTYP_BCEN 0x00000002 118 #define XFERTYP_DMAEN 0x00000001 119 120 #define CINS_TIMEOUT 1000 121 #define PIO_TIMEOUT 100000 122 123 #define DSADDR 0x2e004 124 125 #define CMDRSP0 0x2e010 126 #define CMDRSP1 0x2e014 127 #define CMDRSP2 0x2e018 128 #define CMDRSP3 0x2e01c 129 130 #define DATPORT 0x2e020 131 132 #define WML 0x2e044 133 #define WML_WRITE 0x00010000 134 #ifdef CONFIG_FSL_SDHC_V2_3 135 #define WML_RD_WML_MAX 0x80 136 #define WML_WR_WML_MAX 0x80 137 #define WML_RD_WML_MAX_VAL 0x0 138 #define WML_WR_WML_MAX_VAL 0x0 139 #define WML_RD_WML_MASK 0x7f 140 #define WML_WR_WML_MASK 0x7f0000 141 #else 142 #define WML_RD_WML_MAX 0x10 143 #define WML_WR_WML_MAX 0x80 144 #define WML_RD_WML_MAX_VAL 0x10 145 #define WML_WR_WML_MAX_VAL 0x80 146 #define WML_RD_WML_MASK 0xff 147 #define WML_WR_WML_MASK 0xff0000 148 #endif 149 150 #define BLKATTR 0x2e004 151 #define BLKATTR_CNT(x) ((x & 0xffff) << 16) 152 #define BLKATTR_SIZE(x) (x & 0x1fff) 153 #define MAX_BLK_CNT 0x7fff /* so malloc will have enough room with 32M */ 154 155 #define ESDHC_HOSTCAPBLT_VS18 0x04000000 156 #define ESDHC_HOSTCAPBLT_VS30 0x02000000 157 #define ESDHC_HOSTCAPBLT_VS33 0x01000000 158 #define ESDHC_HOSTCAPBLT_SRS 0x00800000 159 #define ESDHC_HOSTCAPBLT_DMAS 0x00400000 160 #define ESDHC_HOSTCAPBLT_HSS 0x00200000 161 162 #define ESDHC_VENDORSPEC_VSELECT 0x00000002 /* Use 1.8V */ 163 164 struct fsl_esdhc_cfg { 165 #ifdef CONFIG_LS2085A 166 u64 esdhc_base; 167 #else 168 u32 esdhc_base; 169 #endif 170 u32 sdhc_clk; 171 u8 max_bus_width; 172 struct mmc_config cfg; 173 }; 174 175 /* Select the correct accessors depending on endianess */ 176 #if defined CONFIG_SYS_FSL_ESDHC_LE 177 #define esdhc_read32 in_le32 178 #define esdhc_write32 out_le32 179 #define esdhc_clrsetbits32 clrsetbits_le32 180 #define esdhc_clrbits32 clrbits_le32 181 #define esdhc_setbits32 setbits_le32 182 #elif defined(CONFIG_SYS_FSL_ESDHC_BE) 183 #define esdhc_read32 in_be32 184 #define esdhc_write32 out_be32 185 #define esdhc_clrsetbits32 clrsetbits_be32 186 #define esdhc_clrbits32 clrbits_be32 187 #define esdhc_setbits32 setbits_be32 188 #elif __BYTE_ORDER == __LITTLE_ENDIAN 189 #define esdhc_read32 in_le32 190 #define esdhc_write32 out_le32 191 #define esdhc_clrsetbits32 clrsetbits_le32 192 #define esdhc_clrbits32 clrbits_le32 193 #define esdhc_setbits32 setbits_le32 194 #elif __BYTE_ORDER == __BIG_ENDIAN 195 #define esdhc_read32 in_be32 196 #define esdhc_write32 out_be32 197 #define esdhc_clrsetbits32 clrsetbits_be32 198 #define esdhc_clrbits32 clrbits_be32 199 #define esdhc_setbits32 setbits_be32 200 #else 201 #error "Endianess is not defined: please fix to continue" 202 #endif 203 204 #ifdef CONFIG_FSL_ESDHC 205 int fsl_esdhc_mmc_init(bd_t *bis); 206 int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg); 207 void fdt_fixup_esdhc(void *blob, bd_t *bd); 208 #else 209 static inline int fsl_esdhc_mmc_init(bd_t *bis) { return -ENOSYS; } 210 static inline void fdt_fixup_esdhc(void *blob, bd_t *bd) {} 211 #endif /* CONFIG_FSL_ESDHC */ 212 void __noreturn mmc_boot(void); 213 void mmc_spl_load_image(uint32_t offs, unsigned int size, void *vdst); 214 215 #endif /* __FSL_ESDHC_H__ */ 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