Lines Matching defs:cfi
18 #include <linux/mtd/cfi.h>
28 unsigned long *chip_map, struct cfi_private *cfi);
29 static int cfi_chip_setup(struct map_info *map, struct cfi_private *cfi);
45 #define xip_enable(base, map, cfi) \
47 cfi_qry_mode_off(base, map, cfi); \
51 #define xip_disable_qry(base, map, cfi) \
54 cfi_qry_mode_on(base, map, cfi); \
61 #define xip_enable(base, map, cfi) do { } while (0)
62 #define xip_disable_qry(base, map, cfi) do { } while (0)
74 void (*fixup)(struct cfi_private *cfi);
77 static void cfi_early_fixup(struct cfi_private *cfi,
83 if (((f->mfr == CFI_MFR_ANY) || (f->mfr == cfi->mfr)) &&
84 ((f->id == CFI_ID_ANY) || (f->id == cfi->id))) {
85 f->fixup(cfi);
96 unsigned long *chip_map, struct cfi_private *cfi)
114 if (!cfi_qry_mode_on(base, map, cfi)) {
115 xip_enable(base, map, cfi);
119 if (!cfi->numchips) {
122 return cfi_chip_setup(map, cfi);
126 for (i=0; i < (base >> cfi->chipshift); i++) {
132 start = i << cfi->chipshift;
135 if (cfi_qry_present(map, start, cfi)) {
138 cfi_qry_mode_off(start, map, cfi);
141 if (!cfi_qry_present(map, start, cfi)) {
151 cfi_qry_mode_off(base, map, cfi);
153 if (cfi_qry_present(map, base, cfi)) {
164 set_bit((base >> cfi->chipshift), chip_map); /* Update chip map */
165 cfi->numchips++;
168 cfi_qry_mode_off(base, map, cfi);
172 map->name, cfi->interleave, cfi->device_type*8, base,
178 static void fixup_s70gl02gs_chips(struct cfi_private *cfi)
184 cfi->cfiq->DevSize = 27;
185 cfi->cfiq->EraseRegionInfo[0] = 0x20003ff;
195 struct cfi_private *cfi)
197 int ofs_factor = cfi->interleave*cfi->device_type;
203 xip_enable(base, map, cfi);
210 cfi->cfiq = kmalloc(sizeof(struct cfi_ident) + num_erase_regions * 4, GFP_KERNEL);
211 if (!cfi->cfiq)
214 memset(cfi->cfiq,0,sizeof(struct cfi_ident));
216 cfi->cfi_mode = CFI_MODE_CFI;
218 cfi->sector_erase_cmd = CMD(0x30);
221 xip_disable_qry(base, map, cfi);
223 ((unsigned char *)cfi->cfiq)[i] = cfi_read_query(map,base + (0x10 + i)*ofs_factor);
226 cfi->cfiq->P_ID = le16_to_cpu(cfi->cfiq->P_ID);
228 cfi->cfiq->P_ADR = le16_to_cpu(cfi->cfiq->P_ADR);
229 cfi->cfiq->A_ID = le16_to_cpu(cfi->cfiq->A_ID);
230 cfi->cfiq->A_ADR = le16_to_cpu(cfi->cfiq->A_ADR);
231 cfi->cfiq->InterfaceDesc = le16_to_cpu(cfi->cfiq->InterfaceDesc);
232 cfi->cfiq->MaxBufWriteSize = le16_to_cpu(cfi->cfiq->MaxBufWriteSize);
236 print_cfi_ident(cfi->cfiq);
239 for (i=0; i<cfi->cfiq->NumEraseRegions; i++) {
240 cfi->cfiq->EraseRegionInfo[i] = le32_to_cpu(cfi->cfiq->EraseRegionInfo[i]);
244 i, (cfi->cfiq->EraseRegionInfo[i] >> 8) & ~0xff,
245 (cfi->cfiq->EraseRegionInfo[i] & 0xffff) + 1);
249 if (cfi->cfiq->P_ID == P_ID_SST_OLD) {
262 cfi_send_gen_cmd(0xf0, 0, base, map, cfi, cfi->device_type, NULL);
263 cfi_send_gen_cmd(0xaa, addr_unlock1, base, map, cfi, cfi->device_type, NULL);
264 cfi_send_gen_cmd(0x55, addr_unlock2, base, map, cfi, cfi->device_type, NULL);
265 cfi_send_gen_cmd(0x90, addr_unlock1, base, map, cfi, cfi->device_type, NULL);
266 cfi->mfr = cfi_read_query16(map, base);
267 cfi->id = cfi_read_query16(map, base + ofs_factor);
270 if (cfi->mfr == CFI_MFR_AMD && (cfi->id & 0xff) == 0x7e)
271 cfi->id = cfi_read_query(map, base + 0xe * ofs_factor) << 8 |
275 cfi_qry_mode_off(base, map, cfi);
278 cfi_early_fixup(cfi, cfi_early_fixup_table);
281 map->name, cfi->interleave, cfi->device_type*8, base,
282 map->bankwidth*8, cfi->mfr, cfi->id);