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Commit e5d48301 authored by Cixi Geng's avatar Cixi Geng Committed by Greg Kroah-Hartman
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iio: adc: sc27xx: fix read big scale voltage not right 



[ Upstream commit ad930a75613282400179361e220e58b87386b8c7 ]

Fix wrong configuration value of SC27XX_ADC_SCALE_MASK and
SC27XX_ADC_SCALE_SHIFT by spec documetation.

Fixes: 5df362a6 (iio: adc: Add Spreadtrum SC27XX PMICs ADC support)
Signed-off-by: default avatarCixi Geng <cixi.geng1@unisoc.com>
Reviewed-by: default avatarBaolin Wang <baolin.wang7@gmail.com>
Link: https://lore.kernel.org/r/20220419142458.884933-3-gengcixi@gmail.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 0f57d139

drivers/iio/adc/sc27xx_adc.c

+2 −2
Original line number Diff line number Diff line
@@ -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)