[PATCH v5 8/8] ARM: dts: Add stmpe-adc DT node to Toradex T30 modules
From: Philippe Schenker <hidden>
Date: 2018-12-21 13:47:26
Also in:
linux-tegra, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Philippe Schenker <redacted> Add the stmpe-adc DT node as found on Toradex T30 modules Signed-off-by: Philippe Schenker <redacted> --- 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.dtsi | 22 ++++++++++++++-------- arch/arm/boot/dts/tegra30-colibri.dtsi | 22 ++++++++++++++-------- 2 files changed, 28 insertions(+), 16 deletions(-)
diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi
index 7f112f192fe9..850b0d13549a 100644
--- a/arch/arm/boot/dts/tegra30-apalis.dtsi
+++ b/arch/arm/boot/dts/tegra30-apalis.dtsi@@ -976,11 +976,18 @@ 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 */
@@ -990,17 +997,16 @@ * 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/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>; + }; }; /*
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2.19.2