From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from va3ehsobe002.messaging.microsoft.com ([216.32.180.12]:23707 "EHLO va3outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751012AbaAZGRe (ORCPT ); Sun, 26 Jan 2014 01:17:34 -0500 From: Fugang Duan To: CC: , , , , , Subject: [PATCH v5 1/3] ARM: dts: vf610-twr: Add ADC support Date: Sun, 26 Jan 2014 13:39:31 +0800 Message-ID: <1390714773-23066-2-git-send-email-B38611@freescale.com> In-Reply-To: <1390714773-23066-1-git-send-email-B38611@freescale.com> References: <1390714773-23066-1-git-send-email-B38611@freescale.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org vf610 has two ADC controllers, and vf610-twr board ADC0_SE5 pin connect to sliding rheostat for ADC test, other ADC pins connect to connectors for future use. Add support for ADC0_SE5. CC: Shawn Guo CC: Jonathan Cameron CC: Mark Rutland CC: Otavio Salvador CC: Peter Meerwald CC: Lars-Peter Clausen Signed-off-by: Fugang Duan --- arch/arm/boot/dts/vf610-twr.dts | 21 +++++++++++++++++++++ arch/arm/boot/dts/vf610.dtsi | 26 ++++++++++++++++++++++++++ 2 files changed, 47 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/vf610-twr.dts b/arch/arm/boot/dts/vf610-twr.dts index c8047ca..d867be3 100644 --- a/arch/arm/boot/dts/vf610-twr.dts +++ b/arch/arm/boot/dts/vf610-twr.dts @@ -34,6 +34,27 @@ }; }; + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + reg_vcc_3v3_mcu: regulator@0 { + compatible = "regulator-fixed"; + reg = <0>; + regulator-name = "vcc_3v3_mcu"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + }; + +}; + +&adc0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_adc0_ad5>; + vref-supply = <®_vcc_3v3_mcu>; + status = "okay"; }; &dspi0 { diff --git a/arch/arm/boot/dts/vf610.dtsi b/arch/arm/boot/dts/vf610.dtsi index d31ce1b..b5b21ea 100644 --- a/arch/arm/boot/dts/vf610.dtsi +++ b/arch/arm/boot/dts/vf610.dtsi @@ -152,6 +152,15 @@ clock-names = "pit"; }; + adc0: adc@4003b000 { + compatible = "fsl,vf610-adc"; + reg = <0x4003b000 0x1000>; + interrupts = <0 53 0x04>; + clocks = <&clks VF610_CLK_ADC0>; + clock-names = "adc"; + status = "disabled"; + }; + wdog@4003e000 { compatible = "fsl,vf610-wdt", "fsl,imx21-wdt"; reg = <0x4003e000 0x1000>; @@ -178,6 +187,14 @@ /* functions and groups pins */ + adc0 { + pinctrl_adc0_ad5: adc0_ad5 { + fsl,pins = < + VF610_PAD_PTC30__ADC0_SE5 0xa1 + >; + }; + }; + dcu0 { pinctrl_dcu0_1: dcu0grp_1 { fsl,pins = < @@ -450,6 +467,15 @@ status = "disabled"; }; + adc1: adc@400bb000 { + compatible = "fsl,vf610-adc"; + reg = <0x400bb000 0x1000>; + interrupts = <0 54 0x04>; + clocks = <&clks VF610_CLK_ADC1>; + clock-names = "adc"; + status = "disabled"; + }; + fec0: ethernet@400d0000 { compatible = "fsl,mvf600-fec"; reg = <0x400d0000 0x1000>; -- 1.7.2.rc3