Re: [PATCH v3 05/21] ARM: dts: add recovery for I2C for iMX7

From: Philippe Schenker <philippe.schenker@toradex.com>
To: "stefan@agner.ch" <stefan@agner.ch>,
	Marcel Ziswiler <marcel.ziswiler@toradex.com>,
	Max Krummenacher <max.krummenacher@toradex.com>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"michal.vokac@ysoft.com" <michal.vokac@ysoft.com>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	"festevam@gmail.com" <festevam@gmail.com>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>
Cc: "linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
	"kernel@pengutronix.de" <kernel@pengutronix.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Oleksandr Suvorov <oleksandr.suvorov@toradex.com>,
	"linux-imx@nxp.com" <linux-imx@nxp.com>
Subject: Re: [PATCH v3 05/21] ARM: dts: add recovery for I2C for iMX7
Date: Mon, 12 Aug 2019 10:59:19 +0000	[thread overview]
Message-ID: <bfbf1b9c233da9362cdca5e000bc1dc7b92f08a2.camel@toradex.com> (raw)
In-Reply-To: <cd0da6ed-6b59-be60-34b2-74eb603aa10d@ysoft.com>

On Mon, 2019-08-12 at 11:15 +0200, Michal Vokáč wrote:
> On 07. 08. 19 10:26, Philippe Schenker wrote:
> > From: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
> > 
> > - add recovery mode for applicable i2c buses for
> >    Colibri iMX7 module.
> > 
> > Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
> > Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
> > ---
> Hi Philippe,
> 
> since you are going to send v4 anyway I suggest you update the subject
> to be consistent across all the patches.
> 
> 	"ARM: dts: imx7-colibri: add recovery for I2C for iMX7"
> 
> fits better I think.
> 
> Thank you,
> Michal

Okay, will do that for v4. I'll go over all messages then again and see
that it is consistent.

Philippe
> 
> > Changes in v3: None
> > Changes in v2: None
> > 
> >   arch/arm/boot/dts/imx7-colibri.dtsi | 25 +++++++++++++++++++++++--
> >   1 file changed, 23 insertions(+), 2 deletions(-)
> > 
> > diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi
> > b/arch/arm/boot/dts/imx7-colibri.dtsi
> > index a8d992f3e897..2480623c92ff 100644
> > --- a/arch/arm/boot/dts/imx7-colibri.dtsi
> > +++ b/arch/arm/boot/dts/imx7-colibri.dtsi
> > @@ -140,8 +140,12 @@
> >   
> >   &i2c1 {
> >   	clock-frequency = <100000>;
> > -	pinctrl-names = "default";
> > +	pinctrl-names = "default", "gpio";
> >   	pinctrl-0 = <&pinctrl_i2c1 &pinctrl_i2c1_int>;
> > +	pinctrl-1 = <&pinctrl_i2c1_recovery &pinctrl_i2c1_int>;
> > +	scl-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
> > +	sda-gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
> > +
> >   	status = "okay";
> >   
> >   	codec: sgtl5000@a {
> > @@ -242,8 +246,11 @@
> >   
> >   &i2c4 {
> >   	clock-frequency = <100000>;
> > -	pinctrl-names = "default";
> > +	pinctrl-names = "default", "gpio";
> >   	pinctrl-0 = <&pinctrl_i2c4>;
> > +	pinctrl-1 = <&pinctrl_i2c4_recovery>;
> > +	scl-gpios = <&gpio7 8 GPIO_ACTIVE_HIGH>;
> > +	sda-gpios = <&gpio7 9 GPIO_ACTIVE_HIGH>;
> >   };
> >   
> >   &lcdif {
> > @@ -540,6 +547,13 @@
> >   		>;
> >   	};
> >   
> > +	pinctrl_i2c4_recovery: i2c4-recoverygrp {
> > +		fsl,pins = <
> > +			MX7D_PAD_ENET1_RGMII_TD2__GPIO7_IO8	0x4000007f
> > +			MX7D_PAD_ENET1_RGMII_TD3__GPIO7_IO9	0x4000007f
> > +		>;
> > +	};
> > +
> >   	pinctrl_lcdif_dat: lcdif-dat-grp {
> >   		fsl,pins = <
> >   			MX7D_PAD_LCD_DATA00__LCD_DATA0		0x79
> > @@ -740,6 +754,13 @@
> >   		>;
> >   	};
> >   
> > +	pinctrl_i2c1_recovery: i2c1-recoverygrp {
> > +		fsl,pins = <
> > +			MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4	0x4000007f
> > +			MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5	0x4000007f
> > +		>;
> > +	};
> > +
> >   	pinctrl_cd_usdhc1: usdhc1-cd-grp {
> >   		fsl,pins = <
> >   			MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0	0x59 /* CD
> > */
> > 