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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 1gX4FS-0007j4-So; Wed, 12 Dec 2018 13:08:22 +0000 Received: from mxout014.mail.hostpoint.ch ([2a00:d70:0:e::314]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gX4Ec-0006xA-FZ for linux-arm-kernel@lists.infradead.org; Wed, 12 Dec 2018 13:07:33 +0000 Received: from [10.0.2.45] (helo=asmtp012.mail.hostpoint.ch) by mxout014.mail.hostpoint.ch with esmtp (Exim 4.91 (FreeBSD)) (envelope-from ) id 1gX4EB-000Las-Mm; Wed, 12 Dec 2018 14:07:03 +0100 Received: from [46.140.72.82] (helo=philippe-pc.toradex.int) by asmtp012.mail.hostpoint.ch with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91 (FreeBSD)) (envelope-from ) id 1gX4EB-000IXM-FI; Wed, 12 Dec 2018 14:07:03 +0100 X-Authenticated-Sender-Id: dev@pschenker.ch From: Philippe Schenker To: jic23@kernel.org, marcel.ziswiler@toradex.com, stefan@agner.ch Subject: [PATCH v4 7/8] ARM: dts: Add stmpe-adc DT node to Toradex iMX6 modules Date: Wed, 12 Dec 2018 14:06:48 +0100 Message-Id: <20181212130649.15146-7-dev@pschenker.ch> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181212130649.15146-1-dev@pschenker.ch> References: <20181212130649.15146-1-dev@pschenker.ch> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181212_050730_513506_2ABF9FD8 X-CRM114-Status: GOOD ( 10.63 ) 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, Sascha Hauer , linux-kernel@vger.kernel.org, Rob Herring , Philippe Schenker , thierry.reding@gmail.com, NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , Shawn Guo , 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 From: Philippe Schenker Add the stmpe-adc DT node as found on Toradex iMX6 modules Signed-off-by: Philippe Schenker --- 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel