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Subject[PATCH v3] nvmem: mtk-efuse: Remove EFUSE register write support
Date
This patch is to remove function "mtk_reg_write" since
Mediatek EFUSE hardware only supports read functionality
for NVMEM consumers.

Fixes: ba360fd040e3 ("nvmem: mtk-efuse: remove nvmem regmap dependency")
Signed-off-by: Chih-En Hsu <chih-en.hsu@mediatek.com>
---
drivers/nvmem/mtk-efuse.c | 14 --------------
1 file changed, 14 deletions(-)

diff --git a/drivers/nvmem/mtk-efuse.c b/drivers/nvmem/mtk-efuse.c
index 856d9c3fc38e..6a537d959f14 100644
--- a/drivers/nvmem/mtk-efuse.c
+++ b/drivers/nvmem/mtk-efuse.c
@@ -28,19 +28,6 @@ static int mtk_reg_read(void *context,
return 0;
}

-static int mtk_reg_write(void *context,
- unsigned int reg, void *_val, size_t bytes)
-{
- struct mtk_efuse_priv *priv = context;
- u32 *val = _val;
- int i = 0, words = bytes / 4;
-
- while (words--)
- writel(*val++, priv->base + reg + (i++ * 4));
-
- return 0;
-}
-
static int mtk_efuse_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -61,7 +48,6 @@ static int mtk_efuse_probe(struct platform_device *pdev)
econfig.stride = 4;
econfig.word_size = 4;
econfig.reg_read = mtk_reg_read;
- econfig.reg_write = mtk_reg_write;
econfig.size = resource_size(res);
econfig.priv = priv;
econfig.dev = dev;
--
2.18.0
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