From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Ferre Subject: Re: [PATCH 4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time Date: Wed, 2 Dec 2015 12:08:16 +0100 Message-ID: <565ED120.3090603@atmel.com> References: <1449052747-20991-1-git-send-email-ludovic.desroches@atmel.com> <1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from eusmtp01.atmel.com ([212.144.249.243]:17431 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757170AbbLBLH6 (ORCPT ); Wed, 2 Dec 2015 06:07:58 -0500 In-Reply-To: <1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com> Sender: linux-i2c-owner@vger.kernel.org List-Id: linux-i2c@vger.kernel.org To: Ludovic Desroches , wsa@the-dreams.de, alexandre.belloni@free-electrons.com Cc: linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, plagnioj@jcrosoft.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Le 02/12/2015 11:39, Ludovic Desroches a =E9crit : > Data have to been hold longer for the PMIC device. s/been/be/ It can also be interesting to know where the value comes from... > Signed-off-by: Ludovic Desroches > --- > arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 + > 1 file changed, 1 insertion(+) >=20 > diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/b= oot/dts/at91-sama5d2_xplained.dts > index ad6de73..9bced00 100644 > --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts > +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > @@ -129,6 +129,7 @@ > dmas =3D <0>, <0>; > pinctrl-names =3D "default"; > pinctrl-0 =3D <&pinctrl_i2c0_default>; > + i2c-sda-hold-time-ns =3D <350>; > status =3D "okay"; > =20 > pmic: act8865@5b { >=20 --=20 Nicolas Ferre From mboxrd@z Thu Jan 1 00:00:00 1970 From: nicolas.ferre@atmel.com (Nicolas Ferre) Date: Wed, 2 Dec 2015 12:08:16 +0100 Subject: [PATCH 4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time In-Reply-To: <1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com> References: <1449052747-20991-1-git-send-email-ludovic.desroches@atmel.com> <1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com> Message-ID: <565ED120.3090603@atmel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Le 02/12/2015 11:39, Ludovic Desroches a ?crit : > Data have to been hold longer for the PMIC device. s/been/be/ It can also be interesting to know where the value comes from... > Signed-off-by: Ludovic Desroches > --- > arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > index ad6de73..9bced00 100644 > --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts > +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > @@ -129,6 +129,7 @@ > dmas = <0>, <0>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_i2c0_default>; > + i2c-sda-hold-time-ns = <350>; > status = "okay"; > > pmic: act8865 at 5b { > -- Nicolas Ferre From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757881AbbLBLIE (ORCPT ); Wed, 2 Dec 2015 06:08:04 -0500 Received: from eusmtp01.atmel.com ([212.144.249.243]:17431 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757170AbbLBLH6 (ORCPT ); Wed, 2 Dec 2015 06:07:58 -0500 Subject: Re: [PATCH 4/4] ARM: at91/dt: sama5d2 Xplained: pmic needs a specific sda hold time To: Ludovic Desroches , , References: <1449052747-20991-1-git-send-email-ludovic.desroches@atmel.com> <1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com> CC: , , , , From: Nicolas Ferre Organization: atmel Message-ID: <565ED120.3090603@atmel.com> Date: Wed, 2 Dec 2015 12:08:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <1449052747-20991-4-git-send-email-ludovic.desroches@atmel.com> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.161.30.18] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le 02/12/2015 11:39, Ludovic Desroches a écrit : > Data have to been hold longer for the PMIC device. s/been/be/ It can also be interesting to know where the value comes from... > Signed-off-by: Ludovic Desroches > --- > arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > index ad6de73..9bced00 100644 > --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts > +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts > @@ -129,6 +129,7 @@ > dmas = <0>, <0>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_i2c0_default>; > + i2c-sda-hold-time-ns = <350>; > status = "okay"; > > pmic: act8865@5b { > -- Nicolas Ferre