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iio: qcom-spmi-adc5: update scaling ratios for SMB_ICHG and SMB_IIN

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Update scaling ratios for SMB_ICHG and SMB_IIN ADC channels, following
HW recommendation. Update default prescaling values used for SMB_IIN
and ICHG_FB channels to match changes made in the prescaling array.

Change-Id: I2b016e021d3c9e8b76cd5400c6790030da088093
Signed-off-by: Jishnu Prakash <jprakash@codeaurora.org>
This commit is contained in:
Jishnu Prakash 2021-03-02 09:26:31 +05:30
commit 243eccb2aa
1 changed files with 6 additions and 7 deletions
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13
drivers/iio/adc/qcom-spmi-adc5.c
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
*/
#include <linux/bitops.h>
@ -167,9 +167,8 @@ static const struct vadc_prescale_ratio adc5_prescale_ratios[] = {
{.num = 1, .den = 10},
{.num = 1, .den = 16},
/* Prescale ratios for current channels below */
{.num = 32, .den = 100}, /* IIN_FB */
{.num = 14, .den = 100}, /* ICHG_SMB */
{.num = 28, .den = 100}, /* IIN_SMB */
{.num = 32, .den = 100}, /* IIN_FB, IIN_SMB */
{.num = 16, .den = 100}, /* ICHG_SMB */
{.num = 1000, .den = 305185}, /* ICHG_FB */
{.num = 1000, .den = 610370}, /* ICHG_FB_2X */
};
@ -722,11 +721,11 @@ static const struct adc5_channels adc7_chans_pmic[ADC5_MAX_CHANNEL] = {
SCALE_HW_CALIB_PM7_CHG_TEMP)
[ADC7_IIN_FB] = ADC5_CHAN_CUR("iin_fb", 9,
SCALE_HW_CALIB_CUR)
[ADC7_IIN_SMB] = ADC5_CHAN_CUR("iin_smb", 9,
SCALE_HW_CALIB_CUR)
[ADC7_ICHG_SMB] = ADC5_CHAN_CUR("ichg_smb", 10,
SCALE_HW_CALIB_CUR)
[ADC7_IIN_SMB] = ADC5_CHAN_CUR("iin_smb", 11,
SCALE_HW_CALIB_CUR)
[ADC7_ICHG_FB] = ADC5_CHAN_CUR("ichg_fb", 12,
[ADC7_ICHG_FB] = ADC5_CHAN_CUR("ichg_fb", 11,
SCALE_HW_CALIB_CUR_RAW)
[ADC7_DIE_TEMP] = ADC5_CHAN_TEMP("die_temp", 0,
SCALE_HW_CALIB_PMIC_THERM_PM7)