diff options
Diffstat (limited to 'drivers/mtd/spi/eon.c')
| -rw-r--r-- | drivers/mtd/spi/eon.c | 66 | 
1 files changed, 2 insertions, 64 deletions
| diff --git a/drivers/mtd/spi/eon.c b/drivers/mtd/spi/eon.c index 682670892..036855b19 100644 --- a/drivers/mtd/spi/eon.c +++ b/drivers/mtd/spi/eon.c @@ -56,69 +56,6 @@ static const struct eon_spi_flash_params eon_spi_flash_table[] = {  	},  }; -static int eon_write(struct spi_flash *flash, -		     u32 offset, size_t len, const void *buf) -{ -	struct eon_spi_flash *eon = to_eon_spi_flash(flash); -	unsigned long page_addr; -	unsigned long byte_addr; -	unsigned long page_size; -	size_t chunk_len; -	size_t actual; -	int ret; -	u8 cmd[4]; - -	page_size = eon->params->page_size; -	page_addr = offset / page_size; -	byte_addr = offset % page_size; - -	ret = spi_claim_bus(flash->spi); -	if (ret) { -		debug("SF: Unable to claim SPI bus\n"); -		return ret; -	} - -	ret = 0; -	for (actual = 0; actual < len; actual += chunk_len) { -		chunk_len = min(len - actual, page_size - byte_addr); - -		cmd[0] = CMD_EN25Q128_PP; -		cmd[1] = page_addr >> 8; -		cmd[2] = page_addr; -		cmd[3] = byte_addr; - -		debug -		    ("PP: 0x%p => cmd = { 0x%02x 0x%02x%02x%02x } chunk_len = %d\n", -		     buf + actual, cmd[0], cmd[1], cmd[2], cmd[3], chunk_len); - -		ret = spi_flash_cmd_write_enable(flash); -		if (ret < 0) { -			debug("SF: Enabling Write failed\n"); -			break; -		} - -		ret = spi_flash_cmd_write(flash->spi, cmd, 4, -					  buf + actual, chunk_len); -		if (ret < 0) { -			debug("SF: EON Page Program failed\n"); -			break; -		} - -		ret = spi_flash_cmd_wait_ready(flash, SPI_FLASH_PROG_TIMEOUT); -		if (ret) -			break; - -		page_addr++; -		byte_addr = 0; -	} - -	debug("SF: EON: Successfully programmed %u bytes @ 0x%x\n", -	      len, offset); - -	spi_release_bus(flash->spi); -	return ret; -} -  static int eon_erase(struct spi_flash *flash, u32 offset, size_t len)  {  	return spi_flash_cmd_erase(flash, CMD_EN25Q128_BE, offset, len); @@ -151,9 +88,10 @@ struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode)  	eon->flash.spi = spi;  	eon->flash.name = params->name; -	eon->flash.write = eon_write; +	eon->flash.write = spi_flash_cmd_write_multi;  	eon->flash.erase = eon_erase;  	eon->flash.read = spi_flash_cmd_read_fast; +	eon->flash.page_size = params->page_size;  	eon->flash.sector_size = params->page_size * params->pages_per_sector  	    * params->sectors_per_block;  	eon->flash.size = params->page_size * params->pages_per_sector |