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Message-ID: <20240604123008.327424-2-angelogioacchino.delregno@collabora.com> Date: Tue, 4 Jun 2024 14:30:04 +0200 From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com> To: jic23@...nel.org Cc: lars@...afoo.de, robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, matthias.bgg@...il.com, angelogioacchino.delregno@...labora.com, lee@...nel.org, andy@...nel.org, nuno.sa@...log.com, bigunclemax@...il.com, dlechner@...libre.com, marius.cristea@...rochip.com, marcelo.schmitt@...log.com, fr0st61te@...il.com, mitrutzceclan@...il.com, mike.looijmans@...ic.nl, marcus.folkesson@...il.com, linux-iio@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org, andy.shevchenko@...il.com, kernel@...labora.com Subject: [PATCH v2 1/5] dt-bindings: iio: adc: Add MediaTek MT6359 PMIC AUXADC Add a new binding for the MT6350 Series (MT6357/8/9) PMIC AUXADC, providing various ADC channels for both internal temperatures and voltages, audio accessory detection (hp/mic/hp+mic and buttons, usually on a 3.5mm jack) other than some basic battery statistics on boards where the battery is managed by this PMIC. Also add the necessary dt-binding headers for devicetree consumers. Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com> --- .../iio/adc/mediatek,mt6359-auxadc.yaml | 33 +++++++++++++++++++ .../iio/adc/mediatek,mt6357-auxadc.h | 21 ++++++++++++ .../iio/adc/mediatek,mt6358-auxadc.h | 22 +++++++++++++ .../iio/adc/mediatek,mt6359-auxadc.h | 22 +++++++++++++ 4 files changed, 98 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml create mode 100644 include/dt-bindings/iio/adc/mediatek,mt6357-auxadc.h create mode 100644 include/dt-bindings/iio/adc/mediatek,mt6358-auxadc.h create mode 100644 include/dt-bindings/iio/adc/mediatek,mt6359-auxadc.h diff --git a/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml new file mode 100644 index 000000000000..6497c416094d --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml @@ -0,0 +1,33 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/mediatek,mt6359-auxadc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek MT6350 series PMIC AUXADC + +maintainers: + - AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com> + +description: + The Auxiliary Analog/Digital Converter (AUXADC) is an ADC found + in some MediaTek PMICs, performing various PMIC related measurements + such as battery and PMIC internal voltage regulators temperatures, + accessory detection resistance (usually, for a 3.5mm audio jack) + other than voltages for various PMIC internal components. + +properties: + compatible: + enum: + - mediatek,mt6357-auxadc + - mediatek,mt6358-auxadc + - mediatek,mt6359-auxadc + + "#io-channel-cells": + const: 1 + +required: + - compatible + - "#io-channel-cells" + +additionalProperties: false diff --git a/include/dt-bindings/iio/adc/mediatek,mt6357-auxadc.h b/include/dt-bindings/iio/adc/mediatek,mt6357-auxadc.h new file mode 100644 index 000000000000..03ebb1d23953 --- /dev/null +++ b/include/dt-bindings/iio/adc/mediatek,mt6357-auxadc.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ + +#ifndef _DT_BINDINGS_MEDIATEK_MT6357_AUXADC_H +#define _DT_BINDINGS_MEDIATEK_MT6357_AUXADC_H + +/* ADC Channel Index */ +#define MT6357_AUXADC_BATADC 0 +#define MT6357_AUXADC_ISENSE 1 +#define MT6357_AUXADC_VCDT 2 +#define MT6357_AUXADC_BAT_TEMP 3 +#define MT6357_AUXADC_CHIP_TEMP 4 +#define MT6357_AUXADC_ACCDET 5 +#define MT6357_AUXADC_VDCXO 6 +#define MT6357_AUXADC_TSX_TEMP 7 +#define MT6357_AUXADC_HPOFS_CAL 8 +#define MT6357_AUXADC_DCXO_TEMP 9 +#define MT6357_AUXADC_VCORE_TEMP 10 +#define MT6357_AUXADC_VPROC_TEMP 11 +#define MT6357_AUXADC_VBAT 12 + +#endif diff --git a/include/dt-bindings/iio/adc/mediatek,mt6358-auxadc.h b/include/dt-bindings/iio/adc/mediatek,mt6358-auxadc.h new file mode 100644 index 000000000000..efa08398fafd --- /dev/null +++ b/include/dt-bindings/iio/adc/mediatek,mt6358-auxadc.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ + +#ifndef _DT_BINDINGS_MEDIATEK_MT6358_AUXADC_H +#define _DT_BINDINGS_MEDIATEK_MT6358_AUXADC_H + +/* ADC Channel Index */ +#define MT6358_AUXADC_BATADC 0 +#define MT6358_AUXADC_VCDT 1 +#define MT6358_AUXADC_BAT_TEMP 2 +#define MT6358_AUXADC_CHIP_TEMP 3 +#define MT6358_AUXADC_ACCDET 4 +#define MT6358_AUXADC_VDCXO 5 +#define MT6358_AUXADC_TSX_TEMP 6 +#define MT6358_AUXADC_HPOFS_CAL 7 +#define MT6358_AUXADC_DCXO_TEMP 8 +#define MT6358_AUXADC_VBIF 9 +#define MT6358_AUXADC_VCORE_TEMP 10 +#define MT6358_AUXADC_VPROC_TEMP 11 +#define MT6358_AUXADC_VGPU_TEMP 12 +#define MT6358_AUXADC_VBAT 13 + +#endif diff --git a/include/dt-bindings/iio/adc/mediatek,mt6359-auxadc.h b/include/dt-bindings/iio/adc/mediatek,mt6359-auxadc.h new file mode 100644 index 000000000000..59826393ee7e --- /dev/null +++ b/include/dt-bindings/iio/adc/mediatek,mt6359-auxadc.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ + +#ifndef _DT_BINDINGS_MEDIATEK_MT6359_AUXADC_H +#define _DT_BINDINGS_MEDIATEK_MT6359_AUXADC_H + +/* ADC Channel Index */ +#define MT6359_AUXADC_BATADC 0 +#define MT6359_AUXADC_BAT_TEMP 1 +#define MT6359_AUXADC_CHIP_TEMP 2 +#define MT6359_AUXADC_ACCDET 3 +#define MT6359_AUXADC_VDCXO 4 +#define MT6359_AUXADC_TSX_TEMP 5 +#define MT6359_AUXADC_HPOFS_CAL 6 +#define MT6359_AUXADC_DCXO_TEMP 7 +#define MT6359_AUXADC_VBIF 8 +#define MT6359_AUXADC_VCORE_TEMP 9 +#define MT6359_AUXADC_VPROC_TEMP 10 +#define MT6359_AUXADC_VGPU_TEMP 11 +#define MT6359_AUXADC_VBAT 12 +#define MT6359_AUXADC_IBAT 13 + +#endif -- 2.45.1
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