hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

nvmem: mtk-efuse: Remove EFUSE register write support 

This patch is to remove function "mtk_reg_write" since
Mediatek EFUSE hardware only supports read functionality
for NVMEM consumers.

Fixes: ba360fd040 ("nvmem: mtk-efuse: remove nvmem regmap dependency")
Acked-by: Andrew-CT Chen <andrew-ct.chen@mediatek.com>
Signed-off-by: Chih-En Hsu <chih-en.hsu@mediatek.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200917134437.16637-2-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chih-En Hsu 2020-09-17 14:44:34 +01:00 committed by Greg Kroah-Hartman
parent 1d62a2cedf
commit 8e2aeb5b12
1 changed files with 0 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/nvmem/mtk-efuse.c
View File

@ -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;