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,
mcoquelin.stm32@gmail.com, digetx@gmail.com,
lee.jones@linaro.org,
Philippe Schenker <philippe.schenker@toradex.com>,
devicetree@vger.kernel.org,
Jonathan Hunter <jonathanh@nvidia.com>,
linux-kernel@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
linux-tegra@vger.kernel.org, Mark Rutland <mark.rutland@arm.com>
Subject: [PATCH v6 8/8] ARM: dts: Add stmpe-adc DT node to Toradex T30 modules
Date: Wed, 9 Jan 2019 14:42:07 +0100 [thread overview]
Message-ID: <20190109134208.5660-9-dev@pschenker.ch> (raw)
In-Reply-To: <20190109134208.5660-1-dev@pschenker.ch>
From: Philippe Schenker <philippe.schenker@toradex.com>
Add the stmpe-adc DT node as found on Toradex T30 modules
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
---
Changes in v6:
- Just realized that the comment for st,norequest-mask was at the wrong
place, fixed.
- Added also tegra30-apalis-v1.1.dtsi, as I forgot that.
Changes in v5: None
Changes in v4:
- New separate commit to hold T30 devicetree changes
Changes in v3: None
Changes in v2: None
arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi | 22 ++++++++++++++--------
arch/arm/boot/dts/tegra30-apalis.dtsi | 22 ++++++++++++++--------
arch/arm/boot/dts/tegra30-colibri.dtsi | 22 ++++++++++++++--------
3 files changed, 42 insertions(+), 24 deletions(-)
diff --git a/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi b/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
index 02f8126481a2..8b7a827d604d 100644
--- a/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
+++ b/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
@@ -994,11 +994,17 @@
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>;
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 */
@@ -1008,17 +1014,17 @@
* 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";
+ /* forbid to use ADC channels 3-0 (touch) */
+ st,norequest-mask = <0x0F>;
+ };
};
/*
diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi
index 7f112f192fe9..c18f6f61d764 100644
--- a/arch/arm/boot/dts/tegra30-apalis.dtsi
+++ b/arch/arm/boot/dts/tegra30-apalis.dtsi
@@ -976,11 +976,17 @@
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>;
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 */
@@ -990,17 +996,17 @@
* 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";
+ /* forbid to use ADC channels 3-0 (touch) */
+ st,norequest-mask = <0x0F>;
+ };
};
/*
diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi
index 35af03ca9e90..1f9198bb24ff 100644
--- a/arch/arm/boot/dts/tegra30-colibri.dtsi
+++ b/arch/arm/boot/dts/tegra30-colibri.dtsi
@@ -845,11 +845,18 @@
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 */
@@ -859,17 +866,16 @@
* 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>;
+ };
};
/*
--
2.20.1
prev parent reply other threads:[~2019-01-09 13:42 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-09 13:41 [PATCH v6 0/8] Adding support for STMPE811 ADC Philippe Schenker
2019-01-09 13:41 ` Philippe Schenker
2019-01-09 13:41 ` Philippe Schenker
2019-01-09 13:42 ` [PATCH v6 1/8] dt-bindings: stmpe: reformatting parameter list and use tabs only Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker
2019-01-10 9:50 ` Linus Walleij
2019-01-10 9:50 ` Linus Walleij
2019-01-09 13:42 ` [PATCH v6 2/8] mfd: stmpe: Move ADC related defines to header of mfd Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker
2019-01-09 13:42 ` [PATCH v6 3/8] mfd: stmpe: preparations for STMPE ADC driver Philippe Schenker
2019-01-09 13:42 ` [PATCH v6 4/8] Input: stmpe-ts: " Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker
2019-01-09 13:42 ` [PATCH v6 5/8] iio: adc: add STMPE ADC driver using IIO framework Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker
2019-01-09 13:42 ` [PATCH v6 6/8] iio: adc: add STMPE ADC devicetree bindings Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker
2019-01-09 13:42 ` [PATCH v6 7/8] ARM: dts: Add stmpe-adc DT node to Toradex iMX6 modules Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker
2019-01-09 13:42 ` Philippe Schenker [this message]
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