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ASoC: wm8753: Drop wm8753_writeable function
When .max_register is set and .writeable_reg is not implement, registers between 0 and .max_register are writeable. This is the same as current implementation of wm8753_writeable(), so just drop implementation for .writeable_reg callback. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -138,11 +138,6 @@ static bool wm8753_volatile(struct device *dev, unsigned int reg)
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return reg == WM8753_RESET;
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}
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static bool wm8753_writeable(struct device *dev, unsigned int reg)
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{
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return reg <= WM8753_ADCTL2;
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}
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/* codec private data */
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struct wm8753_priv {
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struct regmap *regmap;
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@ -1510,7 +1505,6 @@ static const struct regmap_config wm8753_regmap = {
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.val_bits = 9,
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.max_register = WM8753_ADCTL2,
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.writeable_reg = wm8753_writeable,
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.volatile_reg = wm8753_volatile,
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.cache_type = REGCACHE_RBTREE,
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