Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1167512AbdDXJFh (ORCPT ); Mon, 24 Apr 2017 05:05:37 -0400 Received: from esa2.microchip.iphmx.com ([68.232.149.84]:48633 "EHLO esa2.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1167406AbdDXJFV (ORCPT ); Mon, 24 Apr 2017 05:05:21 -0400 X-IronPort-AV: E=Sophos;i="5.37,243,1488870000"; d="scan'208";a="1944136" Date: Mon, 24 Apr 2017 11:04:43 +0200 From: Ludovic Desroches To: Eugen Hristev CC: , , , , , , , , Subject: Re: [PATCH 1/3] ARM: dts: at91: sama5d2_xplained: enable ADTRG pin Message-ID: <20170424090443.g4ywq5soomzbjmk3@rfolt0960.corp.atmel.com> Mail-Followup-To: Eugen Hristev , nicolas.ferre@microchip.com, alexandre.belloni@free-electrons.com, linux-iio@vger.kernel.org, jic23@kernel.org, lars@metafoo.de, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <1492590045-17329-1-git-send-email-eugen.hristev@microchip.com> <1492590045-17329-2-git-send-email-eugen.hristev@microchip.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <1492590045-17329-2-git-send-email-eugen.hristev@microchip.com> User-Agent: NeoMutt/20170306 (1.8.0) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1566 Lines: 47 On Wed, Apr 19, 2017 at 11:20:43AM +0300, Eugen Hristev wrote: > Enable pinctrl for ADTRG pin (PD31) for ADC hardware trigger support. > > Signed-off-by: Eugen Hristev Acked-by: Ludovic Desroches > --- > arch/arm/boot/dts/at91-sama5d2_xplained.dts | 16 +++++++++++++++- > 1 file changed, 15 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > index 0bef9e0..04754b1 100644 > --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts > +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > @@ -303,7 +303,7 @@ > vddana-supply = <&vdd_3v3_lp_reg>; > vref-supply = <&vdd_3v3_lp_reg>; > pinctrl-names = "default"; > - pinctrl-0 = <&pinctrl_adc_default>; > + pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>; > status = "okay"; > }; > > @@ -322,6 +322,20 @@ > bias-disable; > }; > > + /* > + * The ADTRG pin can work on any edge type. > + * In here it's being pulled up, so need to > + * connect it to ground to get an edge e.g. > + * Trigger can be configured on falling, rise > + * or any edge, and the pull-up can be changed > + * to pull-down or left floating according to > + * needs. > + */ > + pinctrl_adtrg_default: adtrg_default { > + pinmux = ; > + bias-pull-up; > + }; > + > pinctrl_charger_chglev: charger_chglev { > pinmux = ; > bias-disable; > -- > 2.7.4 >