linux-kernel - [PATCH v4 8/8] arm/dts: AM335x-evm: Add TSC/ADC MFD device support

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Message-ID: <1358999112-31192-9-git-send-email-rachna@ti.com>
Date:	Thu, 24 Jan 2013 09:15:12 +0530
From:	"Patil, Rachna" <rachna@...com>
To:	<linux-doc@...r.kernel.org>, <devicetree-discuss@...ts.ozlabs.org>,
	<linux-kernel@...r.kernel.org>, <linux-input@...r.kernel.org>,
	<linux-iio@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>
CC:	Samuel Ortiz <sameo@...ux.intel.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Dmitry Torokhov <dtor@...l.ru>,
	Rob Herring <rob.herring@...xeda.com>,
	Jonathan Cameron <jic23@....ac.uk>,
	Tony Lindgren <tony@...mide.com>,
	Benit Cousson <b-cousson@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Landley <rob@...dley.net>,
	Russell King <linux@....linux.org.uk>,
	<gururaja.hebbar@...com>, "Patil, Rachna" <rachna@...com>
Subject: [PATCH v4 8/8] arm/dts: AM335x-evm: Add TSC/ADC MFD device support

From: "Patil, Rachna" <rachna@...com>

Add support for core multifunctional device along
with its clients touchscreen and ADC.

Signed-off-by: Patil, Rachna <rachna@...com>
---
Changes in v4:
	Non-standard properties prefixed with vendor name.

 arch/arm/boot/dts/am335x-evm.dts |   13 +++++++++++++
 arch/arm/boot/dts/am33xx.dtsi    |    8 ++++++++
 2 files changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index d649644..bfd7928 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -244,3 +244,16 @@
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
 };
+
+&tscadc {
+	tsc {
+		ti,wires = <4>;
+		ti,x-plate-resistance = <200>;
+		ti,steps-to-configure = <5>;
+		ti,wire-config = <0x00 0x11 0x22 0x33>;
+	};
+
+	adc {
+		ti,adc-channels = <4>;
+	};
+};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index c2f14e8..211ec42 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -385,5 +385,13 @@
 				mac-address = [ 00 00 00 00 00 00 ];
 			};
 		};
+
+		tscadc: tscadc@...0d000 {
+			compatible = "ti,ti-tscadc";
+			reg = <0x44e0d000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <16>;
+			ti,hwmods = "adc_tsc";
+		};
 	};
 };
-- 
1.7.9.5

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