Lines Matching full:mtd
21 #include <linux/mtd/mtd.h>
22 #include <linux/mtd/partitions.h>
49 struct mtd_info mtd; member
60 #define to_sst25l_flash(x) container_of(x, struct sst25l_flash, mtd)
166 static int sst25l_erase(struct mtd_info *mtd, struct erase_info *instr) in sst25l_erase() argument
168 struct sst25l_flash *flash = to_sst25l_flash(mtd); in sst25l_erase()
173 if ((uint32_t)instr->len % mtd->erasesize) in sst25l_erase()
176 if ((uint32_t)instr->addr % mtd->erasesize) in sst25l_erase()
198 addr += mtd->erasesize; in sst25l_erase()
206 static int sst25l_read(struct mtd_info *mtd, loff_t from, size_t len, in sst25l_read() argument
209 struct sst25l_flash *flash = to_sst25l_flash(mtd); in sst25l_read()
249 static int sst25l_write(struct mtd_info *mtd, loff_t to, size_t len, in sst25l_write() argument
252 struct sst25l_flash *flash = to_sst25l_flash(mtd); in sst25l_write()
256 if ((uint32_t)to % mtd->writesize) in sst25l_write()
265 for (i = 0; i < len; i += mtd->writesize) { in sst25l_write()
285 bytes = min_t(uint32_t, mtd->writesize, len - i); in sst25l_write()
369 flash->mtd.name = data->name; in sst25l_probe()
371 flash->mtd.dev.parent = &spi->dev; in sst25l_probe()
372 flash->mtd.type = MTD_NORFLASH; in sst25l_probe()
373 flash->mtd.flags = MTD_CAP_NORFLASH; in sst25l_probe()
374 flash->mtd.erasesize = flash_info->erase_size; in sst25l_probe()
375 flash->mtd.writesize = flash_info->page_size; in sst25l_probe()
376 flash->mtd.writebufsize = flash_info->page_size; in sst25l_probe()
377 flash->mtd.size = flash_info->page_size * flash_info->nr_pages; in sst25l_probe()
378 flash->mtd._erase = sst25l_erase; in sst25l_probe()
379 flash->mtd._read = sst25l_read; in sst25l_probe()
380 flash->mtd._write = sst25l_write; in sst25l_probe()
383 (long long)flash->mtd.size >> 10); in sst25l_probe()
385 pr_debug("mtd .name = %s, .size = 0x%llx (%lldMiB) " in sst25l_probe()
387 flash->mtd.name, in sst25l_probe()
388 (long long)flash->mtd.size, (long long)(flash->mtd.size >> 20), in sst25l_probe()
389 flash->mtd.erasesize, flash->mtd.erasesize / 1024, in sst25l_probe()
390 flash->mtd.numeraseregions); in sst25l_probe()
393 ret = mtd_device_register(&flash->mtd, data ? data->parts : NULL, in sst25l_probe()
405 WARN_ON(mtd_device_unregister(&flash->mtd)); in sst25l_remove()
418 MODULE_DESCRIPTION("MTD SPI driver for SST25L Flash chips");