linux-kernel - [PATCH v1 2/5] dt-bindings: iio: adc: mt6359: Add bindings for MT6373 PMIC AuxADC

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Message-ID: <20250623120028.108809-3-angelogioacchino.delregno@collabora.com>
Date: Mon, 23 Jun 2025 14:00:25 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: jic23@...nel.org
Cc: dlechner@...libre.com,
	nuno.sa@...log.com,
	andy@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	matthias.bgg@...il.com,
	angelogioacchino.delregno@...labora.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,
	kernel@...labora.com
Subject: [PATCH v1 2/5] dt-bindings: iio: adc: mt6359: Add bindings for MT6373 PMIC AuxADC

Add a compatible and channel bindings for MediaTek's MT6373 PMIC,
featuring an Auxiliary ADC IP with 15 ADC channels for external
(SoC) temperatures and external voltage inputs.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../iio/adc/mediatek,mt6359-auxadc.yaml       |  1 +
 .../iio/adc/mediatek,mt6373-auxadc.h          | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 include/dt-bindings/iio/adc/mediatek,mt6373-auxadc.h

diff --git a/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml
index a94429477e46..5d4ab701f51a 100644
--- a/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml
@@ -23,6 +23,7 @@ properties:
       - mediatek,mt6358-auxadc
       - mediatek,mt6359-auxadc
       - mediatek,mt6363-auxadc
+      - mediatek,mt6373-auxadc
 
   "#io-channel-cells":
     const: 1
diff --git a/include/dt-bindings/iio/adc/mediatek,mt6373-auxadc.h b/include/dt-bindings/iio/adc/mediatek,mt6373-auxadc.h
new file mode 100644
index 000000000000..17cab86d355e
--- /dev/null
+++ b/include/dt-bindings/iio/adc/mediatek,mt6373-auxadc.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */
+
+#ifndef _DT_BINDINGS_MEDIATEK_MT6373_AUXADC_H
+#define _DT_BINDINGS_MEDIATEK_MT6373_AUXADC_H
+
+/* ADC Channel Index */
+#define MT6373_AUXADC_CHIP_TEMP		0
+#define MT6373_AUXADC_VCORE_TEMP	1
+#define MT6373_AUXADC_VPROC_TEMP	2
+#define MT6373_AUXADC_VGPU_TEMP		3
+#define MT6373_AUXADC_VIN1		4
+#define MT6373_AUXADC_VIN2		5
+#define MT6373_AUXADC_VIN3		6
+#define MT6373_AUXADC_VIN4		7
+#define MT6373_AUXADC_VIN5		8
+#define MT6373_AUXADC_VIN6		9
+#define MT6373_AUXADC_VIN7		10
+
+#endif
-- 
2.49.0