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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1glxQo-0004eR-Pz; Tue, 22 Jan 2019 14:53:38 +0000 Received: from mail.kmu-office.ch ([2a02:418:6a02::a2]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1glxQk-0004e4-W7 for linux-arm-kernel@lists.infradead.org; Tue, 22 Jan 2019 14:53:37 +0000 Received: from webmail.kmu-office.ch (unknown [IPv6:2a02:418:6a02::a3]) by mail.kmu-office.ch (Postfix) with ESMTPSA id AA5385C0072; Tue, 22 Jan 2019 15:53:30 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=agner.ch; s=dkim; t=1548168810; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Nytjyd97V7nibdyJjfrhGG/2AIH00/JlriYdguPAV0k=; b=LPER5UJ9+o9iBGvtBzI8MZs4uRP7lWt46+LJkd0UMOBYlqeecg7Ema68jaVflyy7CyV+Et 293idn9DGDUbL8BFK9fv1nxtrgfsnB4pG0E6EG7fNkhyD3tNZ7gfwxtwfwItcNJKVEGL8H 6QasopEa2gUzHCwx/ZVJmRnO+6MK+sY= MIME-Version: 1.0 Date: Tue, 22 Jan 2019 15:53:30 +0100 From: Stefan Agner To: Philippe Schenker Subject: Re: [PATCH 1/2] ARM: dts: Add stmpe-adc DT node to Toradex iMX6 modules In-Reply-To: <20190122132135.5012-2-dev@pschenker.ch> References: <20190122132135.5012-1-dev@pschenker.ch> <20190122132135.5012-2-dev@pschenker.ch> Message-ID: <959c74d19959e0cf2261df7f3deaf536@agner.ch> X-Sender: stefan@agner.ch User-Agent: Roundcube Webmail/1.3.7 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190122_065335_477688_1A941F5C X-CRM114-Status: GOOD ( 14.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Pengutronix Kernel Team , marcel.ziswiler@toradex.com, s.hauer@pengutronix.de, linux-kernel@vger.kernel.org, Rob Herring , Philippe Schenker , thierry.reding@gmail.com, NXP Linux Team , max.krummenacher@toradex.com, linux-tegra@vger.kernel.org, shawnguo@kernel.org, Fabio Estevam , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 22.01.2019 14:21, Philippe Schenker wrote: > From: Philippe Schenker > > Add the stmpe-adc DT node as found on Toradex iMX6 modules > > Signed-off-by: Philippe Schenker Reviewed-by: Stefan Agner > --- > > arch/arm/boot/dts/imx6qdl-apalis.dtsi | 22 ++++++++++++++-------- > arch/arm/boot/dts/imx6qdl-colibri.dtsi | 22 ++++++++++++++-------- > 2 files changed, 28 insertions(+), 16 deletions(-) > > diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi > b/arch/arm/boot/dts/imx6qdl-apalis.dtsi > index 8380f1b26826..e8c7ef7e078a 100644 > --- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi > @@ -332,11 +332,17 @@ > 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 */ > @@ -346,17 +352,17 @@ > * 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/imx6qdl-colibri.dtsi > b/arch/arm/boot/dts/imx6qdl-colibri.dtsi > index 87e15e7cb32b..eb8603a2444e 100644 > --- a/arch/arm/boot/dts/imx6qdl-colibri.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-colibri.dtsi > @@ -262,11 +262,17 @@ > 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 */ > @@ -276,17 +282,17 @@ > * 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>; > + }; > }; > }; _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel