| Message ID | 1450407760-30030-1-git-send-email-bayi.cheng@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Fri, Dec 18, 2015 at 11:02:40AM +0800, Bayi Cheng wrote: > Move write data register before excute command to avoid > missing first byte write to nor flash > > Signed-off-by: Bayi Cheng <bayi.cheng@mediatek.com> > --- > the previous patch didn't drop the Change-Id Applied to l2-mtd.git
diff --git a/drivers/mtd/spi-nor/mtk-quadspi.c b/drivers/mtd/spi-nor/mtk-quadspi.c index dd269650..04da971 100644 --- a/drivers/mtd/spi-nor/mtk-quadspi.c +++ b/drivers/mtd/spi-nor/mtk-quadspi.c @@ -272,10 +272,10 @@ static int mt8173_nor_write_single_byte(struct mt8173_nor *mt8173_nor, mt8173_nor_set_addr(mt8173_nor, addr); for (i = 0; i < length; i++) { + writeb(*data++, mt8173_nor->base + MTK_NOR_WDATA_REG); ret = mt8173_nor_execute_cmd(mt8173_nor, MTK_NOR_PIO_WR_CMD); if (ret < 0) return ret; - writeb(*data++, mt8173_nor->base + MTK_NOR_WDATA_REG); } return 0; }
Move write data register before excute command to avoid missing first byte write to nor flash Signed-off-by: Bayi Cheng <bayi.cheng@mediatek.com> --- the previous patch didn't drop the Change-Id --- drivers/mtd/spi-nor/mtk-quadspi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)