mtd, omap: fix case NAND_OMAP_GPMC_PREFETCH not defined

The patch c316f577b4b72d1a1aeb559e9b3fad20808f1ffd breaks
siemens boards because prefetch mode is not enabled.
I assume it breaks other boards as well that don't use
prefetch.

This patch sets read_buf to nand_read_buf if
NAND_OMAP_GPMC_PREFETCH is not defined.

Signed-off-by: Samuel Egli <samuel.egli@siemens.com>
CC: Daniel Mack <zonque@gmail.com>
CC: Guido Martínez <guido@vanguardiasur.com.ar>
CC: Tom Rini <trini@ti.com>
CC: Heiko Schocher <hs@denx.de>

diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c
index fc64f4814484e8052410f4769c60240ae67dc510..24123fcfe536d73861d4de51a19e6257b0fe2ac7 100644 (file)
--- a/drivers/mtd/nand/omap_gpmc.c
+++ b/drivers/mtd/nand/omap_gpmc.c
@@ -989,12 +989,15 @@ int board_nand_init(struct nand_chip *nand)
        if (err)
                return err;
 
-#ifdef CONFIG_NAND_OMAP_GPMC_PREFETCH
        /* TODO: Implement for 16-bit bus width */
        if (nand->options & NAND_BUSWIDTH_16)
                nand->read_buf = nand_read_buf16;
+#ifdef CONFIG_NAND_OMAP_GPMC_PREFETCH
        else
                nand->read_buf = omap_nand_read_prefetch8;
+#else
+       else
+               nand->read_buf = nand_read_buf;
 #endif
 
        nand->dev_ready = omap_dev_ready;