diff options
Diffstat (limited to 'drivers/mtd/nand/orion_nand.c')
| -rw-r--r-- | drivers/mtd/nand/orion_nand.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c index 209170ed2b76..5a5aa1f07d07 100644 --- a/drivers/mtd/nand/orion_nand.c +++ b/drivers/mtd/nand/orion_nand.c @@ -15,7 +15,7 @@ #include <linux/platform_device.h> #include <linux/of.h> #include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> +#include <linux/mtd/rawnand.h> #include <linux/mtd/partitions.h> #include <linux/clk.h> #include <linux/err.h> @@ -54,13 +54,16 @@ static void orion_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) { struct nand_chip *chip = mtd_to_nand(mtd); void __iomem *io_base = chip->IO_ADDR_R; +#if __LINUX_ARM_ARCH__ >= 5 uint64_t *buf64; +#endif int i = 0; while (len && (unsigned long)buf & 7) { *buf++ = readb(io_base); len--; } +#if __LINUX_ARM_ARCH__ >= 5 buf64 = (uint64_t *)buf; while (i < len/8) { /* @@ -74,6 +77,10 @@ static void orion_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) buf64[i++] = x; } i *= 8; +#else + readsl(io_base, buf, len/4); + i = len / 4 * 4; +#endif while (i < len) buf[i++] = readb(io_base); } |