12 #include <mtd.h>
58 static void altera_qspi_get_locked_range(struct mtd_info *mtd, loff_t *ofs,
63 	struct mtd_info *mtd = info->mtd;  in flash_print_info()  local
69 	altera_qspi_get_locked_range(mtd, &ofs, &len);  in flash_print_info()
85 	struct mtd_info *mtd = info->mtd;  in flash_erase()  local
90 	instr.mtd = mtd;  in flash_erase()
91 	instr.addr = mtd->erasesize * s_first;  in flash_erase()
92 	instr.len = mtd->erasesize * (s_last + 1 - s_first);  in flash_erase()
94 	ret = mtd_erase(mtd, &instr);  in flash_erase()
105 	struct mtd_info *mtd = info->mtd;  in write_buff()  local
106 	struct udevice *dev = mtd->dev;  in write_buff()
113 	ret = mtd_write(mtd, to, cnt, &retlen, src);  in write_buff()
124 	/* probe every MTD device */  in flash_init()
133 static int altera_qspi_erase(struct mtd_info *mtd, struct erase_info *instr)  in altera_qspi_erase()  argument
135 	struct udevice *dev = mtd->dev;  in altera_qspi_erase()
146 	addr &= ~(mtd->erasesize - 1); /* get lower aligned address */  in altera_qspi_erase()
157 		last = pdata->base + addr + mtd->erasesize;  in altera_qspi_erase()
165 			sect = addr / mtd->erasesize;  in altera_qspi_erase()
186 		addr += mtd->erasesize;  in altera_qspi_erase()
194 static int altera_qspi_read(struct mtd_info *mtd, loff_t from, size_t len,  in altera_qspi_read()  argument
197 	struct udevice *dev = mtd->dev;  in altera_qspi_read()
206 static int altera_qspi_write(struct mtd_info *mtd, loff_t to, size_t len,  in altera_qspi_write()  argument
209 	struct udevice *dev = mtd->dev;  in altera_qspi_write()
228 static void altera_qspi_sync(struct mtd_info *mtd)  in altera_qspi_sync()  argument
232 static void altera_qspi_get_locked_range(struct mtd_info *mtd, loff_t *ofs,  in altera_qspi_get_locked_range()  argument
235 	struct udevice *dev = mtd->dev;  in altera_qspi_get_locked_range()
247 		*len = mtd->erasesize << (pow - 1);  in altera_qspi_get_locked_range()
248 		if (*len > mtd->size)  in altera_qspi_get_locked_range()
249 			*len = mtd->size;  in altera_qspi_get_locked_range()
251 			*ofs = mtd->size - *len;  in altera_qspi_get_locked_range()
255 static int altera_qspi_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in altera_qspi_lock()  argument
257 	struct udevice *dev = mtd->dev;  in altera_qspi_lock()
266 	num_sectors = mtd->size / mtd->erasesize;  in altera_qspi_lock()
267 	sector_start = ofs / mtd->erasesize;  in altera_qspi_lock()
268 	sector_end = (ofs + len) / mtd->erasesize;  in altera_qspi_lock()
289 static int altera_qspi_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in altera_qspi_unlock()  argument
291 	struct udevice *dev = mtd->dev;  in altera_qspi_unlock()
308 	struct mtd_info *mtd;  in altera_qspi_probe()  local
316 	mtd = dev_get_uclass_priv(dev);  in altera_qspi_probe()
317 	mtd->dev = dev;  in altera_qspi_probe()
318 	mtd->name		= "nor0";  in altera_qspi_probe()
319 	mtd->type		= MTD_NORFLASH;  in altera_qspi_probe()
320 	mtd->flags		= MTD_CAP_NORFLASH;  in altera_qspi_probe()
321 	mtd->size		= 1 << ((rdid & 0xff) - 6);  in altera_qspi_probe()
322 	mtd->writesize		= 1;  in altera_qspi_probe()
323 	mtd->writebufsize	= mtd->writesize;  in altera_qspi_probe()
324 	mtd->_erase		= altera_qspi_erase;  in altera_qspi_probe()
325 	mtd->_read		= altera_qspi_read;  in altera_qspi_probe()
326 	mtd->_write		= altera_qspi_write;  in altera_qspi_probe()
327 	mtd->_sync		= altera_qspi_sync;  in altera_qspi_probe()
328 	mtd->_lock		= altera_qspi_lock;  in altera_qspi_probe()
329 	mtd->_unlock		= altera_qspi_unlock;  in altera_qspi_probe()
330 	mtd->numeraseregions = 0;  in altera_qspi_probe()
331 	mtd->erasesize = 0x10000;  in altera_qspi_probe()
332 	if (add_mtd_device(mtd))  in altera_qspi_probe()
335 	flash->mtd = mtd;  in altera_qspi_probe()
336 	flash->size = mtd->size;  in altera_qspi_probe()
337 	flash->sector_count = mtd->size / mtd->erasesize;  in altera_qspi_probe()
341 		flash->start[i] = flash->start[i - 1] + mtd->erasesize;  in altera_qspi_probe()