summaryrefslogtreecommitdiff
path: root/drivers/mtd/spi/macronix.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mtd/spi/macronix.c')
-rw-r--r--drivers/mtd/spi/macronix.c66
1 files changed, 2 insertions, 64 deletions
diff --git a/drivers/mtd/spi/macronix.c b/drivers/mtd/spi/macronix.c
index 8dacefecb5..0a56420300 100644
--- a/drivers/mtd/spi/macronix.c
+++ b/drivers/mtd/spi/macronix.c
@@ -112,69 +112,6 @@ static const struct macronix_spi_flash_params macronix_spi_flash_table[] = {
},
};
-static int macronix_write(struct spi_flash *flash,
- u32 offset, size_t len, const void *buf)
-{
- struct macronix_spi_flash *mcx = to_macronix_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 = mcx->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_MX25XX_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: Macronix 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: Macronix: Successfully programmed %u bytes @ 0x%x\n",
- len, offset);
-
- spi_release_bus(flash->spi);
- return ret;
-}
-
static int macronix_erase(struct spi_flash *flash, u32 offset, size_t len)
{
return spi_flash_cmd_erase(flash, CMD_MX25XX_BE, offset, len);
@@ -208,9 +145,10 @@ struct spi_flash *spi_flash_probe_macronix(struct spi_slave *spi, u8 *idcode)
mcx->flash.spi = spi;
mcx->flash.name = params->name;
- mcx->flash.write = macronix_write;
+ mcx->flash.write = spi_flash_cmd_write_multi;
mcx->flash.erase = macronix_erase;
mcx->flash.read = spi_flash_cmd_read_fast;
+ mcx->flash.page_size = params->page_size;
mcx->flash.sector_size = params->page_size * params->pages_per_sector
* params->sectors_per_block;
mcx->flash.size = mcx->flash.sector_size * params->nr_blocks;