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7964a578f5
* Add a series of patches for sunxi 5.10 Patches from the repository https://github.com/megous/linux branches of orange-pi-5.10 * Patches adapted to the kernel version v5.10.81 * Remove unnecessary patches 5.10.19-5.10.75 * Kernel switch tag=v5.10.81 for the current sunxi * Adjust broken patches, build tested on sunxi and sunxi64 * Remove patch added by mistake Co-authored-by: Igor Pecovnik <igor.pecovnik@gmail.com>
44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
From de0f0307c4f891462472cdca53d639baee646acb Mon Sep 17 00:00:00 2001
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From: Icenowy Zheng <icenowy@aosc.io>
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Date: Tue, 10 Sep 2019 12:03:32 +0800
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Subject: [PATCH 262/351] iio: adc: axp20x_adc: allow to set TS pin to GPADC
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mode
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The TS pin of AXP PMICs can be set to GPADC mode. In this situation, it
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doesn't affect battery charging.
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Add the code to do the mode setting.
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Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
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---
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drivers/iio/adc/axp20x_adc.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/drivers/iio/adc/axp20x_adc.c b/drivers/iio/adc/axp20x_adc.c
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index 3e0c0233b431..31d5658cc6f0 100644
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--- a/drivers/iio/adc/axp20x_adc.c
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+++ b/drivers/iio/adc/axp20x_adc.c
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@@ -39,6 +39,7 @@
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#define AXP813_TS_GPIO0_ADC_RATE_HZ(x) AXP20X_ADC_RATE_HZ(x)
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#define AXP813_V_I_ADC_RATE_HZ(x) ((ilog2((x) / 100) << 4) & AXP813_V_I_ADC_RATE_MASK)
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#define AXP813_ADC_RATE_HZ(x) (AXP20X_ADC_RATE_HZ(x) | AXP813_V_I_ADC_RATE_HZ(x))
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+#define AXP20X_TS_FUNCTION_GPADC BIT(2)
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#define AXP20X_ADC_CHANNEL(_channel, _name, _type, _reg) \
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{ \
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@@ -694,6 +695,11 @@ static int axp20x_probe(struct platform_device *pdev)
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regmap_update_bits(info->regmap, AXP20X_ADC_EN2,
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AXP20X_ADC_EN2_MASK, AXP20X_ADC_EN2_MASK);
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+ if (of_property_read_bool(pdev->dev.of_node, "x-powers,ts-as-gpadc"))
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+ regmap_update_bits(info->regmap, AXP20X_ADC_RATE,
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+ AXP20X_TS_FUNCTION_GPADC,
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+ AXP20X_TS_FUNCTION_GPADC);
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+
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/* Configure ADCs rate */
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info->data->adc_rate(info, 100);
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--
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2.34.0
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