From: Xiaolei Li <xiaolei.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
To: boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org,
computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
yt.shen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
xiaolei.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
rogercc.lin-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org
Subject: [PATCH v4 2/4] mtd: nand: mediatek: refine register NFI_PAGEFMT setting
Date: Wed, 31 May 2017 11:37:55 +0800 [thread overview]
Message-ID: <1496201877-34373-3-git-send-email-xiaolei.li@mediatek.com> (raw)
In-Reply-To: <1496201877-34373-1-git-send-email-xiaolei.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
The register NFI_PAGEFMT is always 32 bits length, so it is better to
do register program using writel() compare with writew().
Signed-off-by: Xiaolei Li <xiaolei.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
---
drivers/mtd/nand/mtk_nand.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/mtk_nand.c b/drivers/mtd/nand/mtk_nand.c
index 6c517c6..c28f4b7 100644
--- a/drivers/mtd/nand/mtk_nand.c
+++ b/drivers/mtd/nand/mtk_nand.c
@@ -408,7 +408,7 @@ static int mtk_nfc_hw_runtime_config(struct mtd_info *mtd)
fmt |= mtk_nand->fdm.reg_size << PAGEFMT_FDM_SHIFT;
fmt |= mtk_nand->fdm.ecc_size << PAGEFMT_FDM_ECC_SHIFT;
- nfi_writew(nfc, fmt, NFI_PAGEFMT);
+ nfi_writel(nfc, fmt, NFI_PAGEFMT);
nfc->ecc_cfg.strength = chip->ecc.strength;
nfc->ecc_cfg.len = chip->ecc.size + mtk_nand->fdm.ecc_size;
@@ -1009,7 +1009,7 @@ static inline void mtk_nfc_hw_init(struct mtk_nfc *nfc)
* 0 : poll the status of the busy/ready signal after [7:4]*16 cycles.
*/
nfi_writew(nfc, 0xf1, NFI_CNRNB);
- nfi_writew(nfc, PAGEFMT_8K_16K, NFI_PAGEFMT);
+ nfi_writel(nfc, PAGEFMT_8K_16K, NFI_PAGEFMT);
mtk_nfc_hw_reset(nfc);
--
1.9.1
next prev parent reply other threads:[~2017-05-31 3:37 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-31 3:37 [PATCH v4 0/4] Mediatek MT2712 NAND FLASH Controller driver Xiaolei Li
[not found] ` <1496201877-34373-1-git-send-email-xiaolei.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-05-31 3:37 ` [PATCH v4 1/4] mtd: nand: mediatek: update DT bindings Xiaolei Li
[not found] ` <1496201877-34373-2-git-send-email-xiaolei.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-06-06 10:55 ` Matthias Brugger
[not found] ` <e9286a90-8829-8b37-476a-ac8bd057d341-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-06-07 7:24 ` xiaolei li
2017-06-07 7:34 ` Boris Brezillon
2017-06-07 7:37 ` xiaolei li
2017-05-31 3:37 ` Xiaolei Li [this message]
2017-05-31 3:37 ` [PATCH v4 3/4] mtd: nand: mediatek: add support for different MTK NAND FLASH Controller IP Xiaolei Li
2017-05-31 6:12 ` Boris Brezillon
2017-05-31 6:52 ` xiaolei li
2017-05-31 3:37 ` [PATCH v4 4/4] mtd: nand: mediatek: add support for MT2712 NAND FLASH Controller Xiaolei Li
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