sf: Default page size Spansion flash "S25FS512S" is 256b

page size for JEDEC EXT starting 0x4d00 is 512b,
except JEDEC ID 0x215, 0x216 and 0x220

Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
[jagan: added proper commit message]
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>

diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index 2911729..0ed2317 100644 (file)
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -1202,14 +1202,15 @@ int spi_flash_scan(struct spi_flash *flash)
        flash->shift = (flash->dual_flash & SF_DUAL_PARALLEL_FLASH) ? 1 : 0;
        flash->page_size = info->page_size;
        /*
-        * The Spansion S25FL032P and S25FL064P have 256b pages, yet use the
-        * 0x4d00 Extended JEDEC code. The rest of the Spansion flashes with
-        * the 0x4d00 Extended JEDEC code have 512b pages. All of the others
-        * have 256b pages.
+        * The Spansion S25FS512S, S25FL032P and S25FL064P have 256b pages,
+        * yet use the 0x4d00 Extended JEDEC code. The rest of the Spansion
+        * flashes with the 0x4d00 Extended JEDEC code have 512b pages.
+        * All of the others have 256b pages.
         */
        if (JEDEC_EXT(info) == 0x4d00) {
                if ((JEDEC_ID(info) != 0x0215) &&
-                   (JEDEC_ID(info) != 0x0216))
+                   (JEDEC_ID(info) != 0x0216) &&
+                   (JEDEC_ID(info) != 0x0220))
                        flash->page_size = 512;
        }
        flash->page_size <<= flash->shift;