Commit 683618b0 authored by Kunihiko Hayashi's avatar Kunihiko Hayashi Committed by Greg Kroah-Hartman

nvmem: uniphier: change access unit from 32bit to 8bit

The efuse on UniPhier allows 8bit access according to the specification.
Since bit offset of nvmem is limited to 0-7, it is desiable to change
access unit of nvmem to 8bit.
Signed-off-by: default avatarKunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: default avatarSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent fc2f9970
...@@ -27,11 +27,11 @@ static int uniphier_reg_read(void *context, ...@@ -27,11 +27,11 @@ static int uniphier_reg_read(void *context,
unsigned int reg, void *_val, size_t bytes) unsigned int reg, void *_val, size_t bytes)
{ {
struct uniphier_efuse_priv *priv = context; struct uniphier_efuse_priv *priv = context;
u32 *val = _val; u8 *val = _val;
int offs; int offs;
for (offs = 0; offs < bytes; offs += sizeof(u32)) for (offs = 0; offs < bytes; offs += sizeof(u8))
*val++ = readl(priv->base + reg + offs); *val++ = readb(priv->base + reg + offs);
return 0; return 0;
} }
...@@ -53,8 +53,8 @@ static int uniphier_efuse_probe(struct platform_device *pdev) ...@@ -53,8 +53,8 @@ static int uniphier_efuse_probe(struct platform_device *pdev)
if (IS_ERR(priv->base)) if (IS_ERR(priv->base))
return PTR_ERR(priv->base); return PTR_ERR(priv->base);
econfig.stride = 4; econfig.stride = 1;
econfig.word_size = 4; econfig.word_size = 1;
econfig.read_only = true; econfig.read_only = true;
econfig.reg_read = uniphier_reg_read; econfig.reg_read = uniphier_reg_read;
econfig.size = resource_size(res); econfig.size = resource_size(res);
......
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