From: Cixi Geng cixi.geng1@unisoc.com
stable inclusion from stable-v5.10.122 commit 3747429834d2a01944e61d5a1b00f80fb52b0d78 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I5W6OE
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit ad930a75613282400179361e220e58b87386b8c7 ]
Fix wrong configuration value of SC27XX_ADC_SCALE_MASK and SC27XX_ADC_SCALE_SHIFT by spec documetation.
Fixes: 5df362a6cf49c (iio: adc: Add Spreadtrum SC27XX PMICs ADC support) Signed-off-by: Cixi Geng cixi.geng1@unisoc.com Reviewed-by: Baolin Wang baolin.wang7@gmail.com Link: https://lore.kernel.org/r/20220419142458.884933-3-gengcixi@gmail.com Signed-off-by: Jonathan Cameron Jonathan.Cameron@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Reviewed-by: Wei Li liwei391@huawei.com --- drivers/iio/adc/sc27xx_adc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/iio/adc/sc27xx_adc.c b/drivers/iio/adc/sc27xx_adc.c index aa32a1f385e2..2c0d0d1634c8 100644 --- a/drivers/iio/adc/sc27xx_adc.c +++ b/drivers/iio/adc/sc27xx_adc.c @@ -36,8 +36,8 @@
/* Bits and mask definition for SC27XX_ADC_CH_CFG register */ #define SC27XX_ADC_CHN_ID_MASK GENMASK(4, 0) -#define SC27XX_ADC_SCALE_MASK GENMASK(10, 8) -#define SC27XX_ADC_SCALE_SHIFT 8 +#define SC27XX_ADC_SCALE_MASK GENMASK(10, 9) +#define SC27XX_ADC_SCALE_SHIFT 9
/* Bits definitions for SC27XX_ADC_INT_EN registers */ #define SC27XX_ADC_IRQ_EN BIT(0)