sf: winbond: Add support for W25Q128FW

[u-boot] / drivers / mtd / spi / spi_flash.c

diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index 111185af17586900b7ff447ead1e0ea9d131ecc4..0e38f594819073f91ee6bcaa3215c64fd46233ff 100644 (file)
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -124,9 +124,6 @@ int spi_flash_cmd_write_multi(struct spi_flash *flash, u32 offset,
                }
        }
 
-       debug("SF: program %s %zu bytes @ %#x\n",
-             ret ? "failure" : "success", len, offset);
-
        spi_release_bus(flash->spi);
        return ret;
 }
@@ -150,8 +147,10 @@ int spi_flash_cmd_read_fast(struct spi_flash *flash, u32 offset,
        u8 cmd[5];
 
        /* Handle memory-mapped SPI */
-       if (flash->memory_map)
+       if (flash->memory_map) {
                memcpy(data, flash->memory_map + offset, len);
+               return 0;
+       }
 
        cmd[0] = CMD_READ_ARRAY_FAST;
        spi_flash_addr(offset, cmd);
@@ -205,7 +204,7 @@ int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout)
 
 int spi_flash_cmd_erase(struct spi_flash *flash, u32 offset, size_t len)
 {
-       u32 start, end, erase_size;
+       u32 end, erase_size;
        int ret;
        u8 cmd[4];
 
@@ -225,8 +224,7 @@ int spi_flash_cmd_erase(struct spi_flash *flash, u32 offset, size_t len)
                cmd[0] = CMD_ERASE_4K;
        else
                cmd[0] = CMD_ERASE_64K;
-       start = offset;
-       end = start + len;
+       end = offset + len;
 
        while (offset < end) {
                spi_flash_addr(offset, cmd);
@@ -248,8 +246,6 @@ int spi_flash_cmd_erase(struct spi_flash *flash, u32 offset, size_t len)
                        goto out;
        }
 
-       debug("SF: Successfully erased %zu bytes @ %#x\n", len, start);
-
  out:
        spi_release_bus(flash->spi);
        return ret;