linux-kernel - [PATCH v1 04/10] iio: adc: cpcap-adc: add support for Mot ADC

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Message-ID: <20260125134302.45958-5-clamor95@gmail.com>
Date: Sun, 25 Jan 2026 15:42:56 +0200
From: Svyatoslav Ryhel <clamor95@...il.com>
To: Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Lee Jones <lee@...nel.org>,
	Pavel Machek <pavel@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>,
	Svyatoslav Ryhel <clamor95@...il.com>,
	Dixit Parmar <dixitparmar19@...il.com>,
	Tony Lindgren <tony@...mide.com>
Cc: linux-iio@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-input@...r.kernel.org,
	linux-leds@...r.kernel.org,
	linux-rtc@...r.kernel.org
Subject: [PATCH v1 04/10] iio: adc: cpcap-adc: add support for Mot ADC

Add support for ADC found in Motorola Mot board, used as a base for
Atrix 4G and Droid X2 smartphones.

Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
---
 drivers/iio/adc/cpcap-adc.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/adc/cpcap-adc.c b/drivers/iio/adc/cpcap-adc.c
index d9ee2ea116a7..c25c22a1c03a 100644
--- a/drivers/iio/adc/cpcap-adc.c
+++ b/drivers/iio/adc/cpcap-adc.c
@@ -934,6 +934,17 @@ static const struct cpcap_adc_ato mapphone_adc = {
 	.atox_ps_factor_out = 0,
 };
 
+static const struct cpcap_adc_ato mot_adc = {
+	.ato_in = 0x0300,
+	.atox_in = 0,
+	.adc_ps_factor_in = 0x0200,
+	.atox_ps_factor_in = 0,
+	.ato_out = 0x0780,
+	.atox_out = 0,
+	.adc_ps_factor_out = 0x0600,
+	.atox_ps_factor_out = 0,
+};
+
 static const struct of_device_id cpcap_adc_id_table[] = {
 	{
 		.compatible = "motorola,cpcap-adc",
@@ -942,7 +953,11 @@ static const struct of_device_id cpcap_adc_id_table[] = {
 		.compatible = "motorola,mapphone-cpcap-adc",
 		.data = &mapphone_adc,
 	},
-	{ }
+	{
+		.compatible = "motorola,mot-cpcap-adc",
+		.data = &mot_adc,
+	},
+	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, cpcap_adc_id_table);
 
-- 
2.51.0