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From: Philippe Schenker <dev@pschenker.ch>
To: jic23@kernel.org, marcel.ziswiler@toradex.com, stefan@agner.ch
Cc: robh@kernel.org, alexandre.torgue@st.com, shawnguo@kernel.org,
	dmitry.torokhov@gmail.com, thierry.reding@gmail.com,
	digetx@gmail.com, lee.jones@linaro.org, coquelin.stm32@gmail.com,
	Philippe Schenker <philippe.schenker@toradex.com>,
	Fabio Estevam <fabio.estevam@nxp.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Rob Herring <robh+dt@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Mark Rutland <mark.rutland@arm.com>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	NXP Linux Team <linux-imx@nxp.com>
Subject: [PATCH v5 7/8] ARM: dts: Add stmpe-adc DT node to Toradex iMX6 modules
Date: Fri, 21 Dec 2018 14:46:36 +0100	[thread overview]
Message-ID: <20181221134638.20600-8-dev@pschenker.ch> (raw)
In-Reply-To: <20181221134638.20600-1-dev@pschenker.ch>

From: Philippe Schenker <philippe.schenker@toradex.com>

Add the stmpe-adc DT node as found on Toradex iMX6 modules

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>

---

Changes in v5: None
Changes in v4:
 - Moved T30 devicetree settings to separate commit

Changes in v3:
 - None

Changes in v2:
 - Put common ADC settings in mfd

 arch/arm/boot/dts/imx6qdl-apalis.dtsi  | 22 ++++++++++++++--------
 arch/arm/boot/dts/imx6qdl-colibri.dtsi | 23 +++++++++++++++--------
 2 files changed, 29 insertions(+), 16 deletions(-)

diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
index 3dc99dd8dde1..8db476d8978d 100644
--- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
@@ -331,11 +331,18 @@
 		id = <0>;
 		blocks = <0x5>;
 		irq-trigger = <0x1>;
+		/* 3.25 MHz ADC clock speed */
+		st,adc-freq = <1>;
+		/* 12-bit ADC */
+		st,mod-12b = <1>;
+		/* internal ADC reference */
+		st,ref-sel = <0>;
+		/* ADC converstion time: 80 clocks */
+		st,sample-time = <4>;
+		/* forbid to use ADC channels 3-0 (touch) */
 
 		stmpe_touchscreen {
 			compatible = "st,stmpe-ts";
-			/* 3.25 MHz ADC clock speed */
-			st,adc-freq = <1>;
 			/* 8 sample average control */
 			st,ave-ctrl = <3>;
 			/* 7 length fractional part in z */
@@ -345,17 +352,16 @@
 			 * current limit value
 			 */
 			st,i-drive = <1>;
-			/* 12-bit ADC */
-			st,mod-12b = <1>;
-			/* internal ADC reference */
-			st,ref-sel = <0>;
-			/* ADC converstion time: 80 clocks */
-			st,sample-time = <4>;
 			/* 1 ms panel driver settling time */
 			st,settling = <3>;
 			/* 5 ms touch detect interrupt delay */
 			st,touch-det-delay = <5>;
 		};
+
+		stmpe_adc {
+			compatible = "st,stmpe-adc";
+			st,norequest-mask = <0x0F>;
+		};
 	};
 };
 
diff --git a/arch/arm/boot/dts/imx6qdl-colibri.dtsi b/arch/arm/boot/dts/imx6qdl-colibri.dtsi
index 87e15e7cb32b..2e303d79c7f8 100644
--- a/arch/arm/boot/dts/imx6qdl-colibri.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-colibri.dtsi
@@ -262,11 +262,18 @@
 		id = <0>;
 		blocks = <0x5>;
 		irq-trigger = <0x1>;
+		/* 3.25 MHz ADC clock speed */
+		st,adc-freq = <1>;
+		/* 12-bit ADC */
+		st,mod-12b = <1>;
+		/* internal ADC reference */
+		st,ref-sel = <0>;
+		/* ADC converstion time: 80 clocks */
+		st,sample-time = <4>;
+		/* forbid to use ADC channels 3-0 (touch) */
 
 		stmpe_touchscreen {
 			compatible = "st,stmpe-ts";
-			/* 3.25 MHz ADC clock speed */
-			st,adc-freq = <1>;
 			/* 8 sample average control */
 			st,ave-ctrl = <3>;
 			/* 7 length fractional part in z */
@@ -276,17 +283,17 @@
 			 * current limit value
 			 */
 			st,i-drive = <1>;
-			/* 12-bit ADC */
-			st,mod-12b = <1>;
-			/* internal ADC reference */
-			st,ref-sel = <0>;
-			/* ADC converstion time: 80 clocks */
-			st,sample-time = <4>;
 			/* 1 ms panel driver settling time */
 			st,settling = <3>;
 			/* 5 ms touch detect interrupt delay */
 			st,touch-det-delay = <5>;
 		};
+
+		stmpe_adc {
+			compatible = "st,stmpe-adc";
+			/* 3.25 MHz ADC clock speed */
+			st,norequest-mask = <0x0F>;
+		};
 	};
 };
 
-- 
2.19.2


  parent reply	other threads:[~2018-12-21 13:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-21 13:46 [PATCH v5 0/8] Adding support for STMPE811 ADC Philippe Schenker
2018-12-21 13:46 ` [PATCH v5 1/8] dt-bindings: stmpe: reformatting parameter list and use tabs only Philippe Schenker
2018-12-21 18:23   ` Rob Herring
2018-12-21 13:46 ` [PATCH v5 2/8] mfd: stmpe: Move ADC related defines to header of mfd Philippe Schenker
2018-12-21 13:46 ` [PATCH v5 3/8] mfd: stmpe: preparations for STMPE ADC driver Philippe Schenker
2018-12-21 13:46 ` [PATCH v5 4/8] Input: stmpe-ts: " Philippe Schenker
2019-01-07 23:03   ` Dmitry Torokhov
2018-12-21 13:46 ` [PATCH v5 5/8] iio: adc: add STMPE ADC driver using IIO framework Philippe Schenker
2018-12-21 13:46 ` [PATCH v5 6/8] iio: adc: add STMPE ADC devicetree bindings Philippe Schenker
2018-12-21 18:25   ` Rob Herring
2018-12-21 13:46 ` Philippe Schenker [this message]
2019-01-09 11:47   ` [PATCH v5 7/8] ARM: dts: Add stmpe-adc DT node to Toradex iMX6 modules Marcel Ziswiler
2018-12-21 13:46 ` [PATCH v5 8/8] ARM: dts: Add stmpe-adc DT node to Toradex T30 modules Philippe Schenker
2019-01-09 11:51   ` Marcel Ziswiler
2019-01-16 12:44 ` [GIT PULL] Immutable branch between MFD, IIO and Input due for the v5.1 merge window Lee Jones

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