94 	struct spi_device	*spi;  member
112 static inline int dataflash_status(struct spi_device *spi)  in dataflash_status()  argument
117 	return spi_w8r8(spi, OP_READ_STATUS);  in dataflash_status()
124 static int dataflash_waitready(struct spi_device *spi)  in dataflash_waitready()  argument
129 		status = dataflash_status(spi);  in dataflash_waitready()
132 					dev_name(&spi->dev), status);  in dataflash_waitready()
151 	struct spi_device	*spi = priv->spi;  in dataflash_erase()  local
159 	      dev_name(&spi->dev), (long long)instr->addr,  in dataflash_erase()
198 		status = spi_sync(spi, &msg);  in dataflash_erase()
199 		(void) dataflash_waitready(spi);  in dataflash_erase()
203 				dev_name(&spi->dev), pageaddr, status);  in dataflash_erase()
244 	pr_debug("%s: read 0x%x..0x%x\n", dev_name(&priv->spi->dev),  in dataflash_read()
278 	status = spi_sync(priv->spi, &msg);  in dataflash_read()
286 			dev_name(&priv->spi->dev),  in dataflash_read()
303 	struct spi_device	*spi = priv->spi;  in dataflash_write()  local
313 		dev_name(&spi->dev), (unsigned)to, (unsigned)(to + len));  in dataflash_write()
361 			status = spi_sync(spi, &msg);  in dataflash_write()
364 					dev_name(&spi->dev), addr, status);  in dataflash_write()
366 			(void) dataflash_waitready(priv->spi);  in dataflash_write()
382 		status = spi_sync(spi, &msg);  in dataflash_write()
386 				dev_name(&spi->dev), addr, writelen, status);  in dataflash_write()
388 		(void) dataflash_waitready(priv->spi);  in dataflash_write()
403 		status = spi_sync(spi, &msg);  in dataflash_write()
406 				dev_name(&spi->dev), addr, status);  in dataflash_write()
408 		status = dataflash_waitready(priv->spi);  in dataflash_write()
413 				dev_name(&spi->dev), pageaddr, status);  in dataflash_write()
456 static ssize_t otp_read(struct spi_device *spi, unsigned base,  in otp_read()  argument
489 	dataflash_waitready(spi);  in otp_read()
491 	status = spi_sync(spi, &m);  in otp_read()
509 	status = otp_read(priv->spi, 64, buf, from, len);  in dataflash_read_fact_otp()
526 	status = otp_read(priv->spi, 0, buf, from, len);  in dataflash_read_user_otp()
578 	dataflash_waitready(priv->spi);  in dataflash_write_user_otp()
579 	status = spi_sync(priv->spi, &m);  in dataflash_write_user_otp()
621 static int add_dataflash_otp(struct spi_device *spi, char *name, int nr_pages,  in add_dataflash_otp()  argument
627 	struct flash_platform_data	*pdata = dev_get_platdata(&spi->dev);  in add_dataflash_otp()
636 	priv->spi = spi;  in add_dataflash_otp()
642 			spi->master->bus_num, spi->chip_select,  in add_dataflash_otp()
658 	device->dev.parent = &spi->dev;  in add_dataflash_otp()
663 	dev_info(&spi->dev, "%s (%lld KBytes) pagesize %d bytes%s\n",  in add_dataflash_otp()
666 	spi_set_drvdata(spi, priv);  in add_dataflash_otp()
668 	ppdata.of_node = spi->dev.of_node;  in add_dataflash_otp()
680 static inline int add_dataflash(struct spi_device *spi, char *name,  in add_dataflash()  argument
683 	return add_dataflash_otp(spi, name, nr_pages, pagesize,  in add_dataflash()
740 static struct flash_info *jedec_probe(struct spi_device *spi)  in jedec_probe()  argument
757 	tmp = spi_write_then_read(spi, &code, 1, id, 3);  in jedec_probe()
760 			dev_name(&spi->dev), tmp);  in jedec_probe()
777 				dev_name(&spi->dev),  in jedec_probe()
782 				status = dataflash_status(spi);  in jedec_probe()
785 						dev_name(&spi->dev), status);  in jedec_probe()
805 	dev_warn(&spi->dev, "JEDEC id %06x not handled\n", jedec);  in jedec_probe()
823 static int dataflash_probe(struct spi_device *spi)  in dataflash_probe()  argument
835 	info = jedec_probe(spi);  in dataflash_probe()
839 		return add_dataflash_otp(spi, info->name, info->nr_pages,  in dataflash_probe()
847 	status = dataflash_status(spi);  in dataflash_probe()
850 				dev_name(&spi->dev), status);  in dataflash_probe()
862 		status = add_dataflash(spi, "AT45DB011B", 512, 264, 9);  in dataflash_probe()
865 		status = add_dataflash(spi, "AT45DB021B", 1024, 264, 9);  in dataflash_probe()
868 		status = add_dataflash(spi, "AT45DB041x", 2048, 264, 9);  in dataflash_probe()
871 		status = add_dataflash(spi, "AT45DB081B", 4096, 264, 9);  in dataflash_probe()
874 		status = add_dataflash(spi, "AT45DB161x", 4096, 528, 10);  in dataflash_probe()
877 		status = add_dataflash(spi, "AT45DB321x", 8192, 528, 10);  in dataflash_probe()
881 		status = add_dataflash(spi, "AT45DB642x", 8192, 1056, 11);  in dataflash_probe()
885 		dev_info(&spi->dev, "unsupported device (%x)\n",  in dataflash_probe()
891 		pr_debug("%s: add_dataflash --> %d\n", dev_name(&spi->dev),  in dataflash_probe()
897 static int dataflash_remove(struct spi_device *spi)  in dataflash_remove()  argument
899 	struct dataflash	*flash = spi_get_drvdata(spi);  in dataflash_remove()
902 	pr_debug("%s: remove\n", dev_name(&spi->dev));  in dataflash_remove()