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From: Shawn Guo <shawnguo@kernel.org>
To: Gilles DOFFE <gilles.doffe@savoirfairelinux.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	devicetree@vger.kernel.org, Sascha Hauer <s.hauer@pengutronix.de>,
	rennes@savoirfairelinux.com, linux-kernel@vger.kernel.org,
	Rob Herring <robh+dt@kernel.org>,
	NXP Linux Team <linux-imx@nxp.com>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	jerome.oufella@savoirfairelinux.com,
	Fabio Estevam <festevam@gmail.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4] ARM: dts: imx6qdl-rex: add gpio expander pca9535
Date: Sat, 26 Oct 2019 20:26:32 +0800	[thread overview]
Message-ID: <20191026122630.GM14401@dragon> (raw)
In-Reply-To: <20191016092255.19223-1-gilles.doffe@savoirfairelinux.com>

On Wed, Oct 16, 2019 at 11:22:55AM +0200, Gilles DOFFE wrote:
> The pca9535 gpio expander is present on the Rex baseboard, but missing
> from the dtsi.
> The pca9535 is on i2c2 bus which is common to the three SOM
> variants (Basic/Pro/Ultra), thus it is activated by default.
> 
> Add also the new gpio controller and the associated interrupt line
> MX6QDL_PAD_NANDF_CS3__GPIO6_IO16.
> 
> Signed-off-by: Gilles DOFFE <gilles.doffe@savoirfairelinux.com>
> ---
>  arch/arm/boot/dts/imx6qdl-rex.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6qdl-rex.dtsi b/arch/arm/boot/dts/imx6qdl-rex.dtsi
> index 97f1659144ea..305b57fadc60 100644
> --- a/arch/arm/boot/dts/imx6qdl-rex.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-rex.dtsi
> @@ -132,6 +132,19 @@
>  	pinctrl-0 = <&pinctrl_i2c2>;
>  	status = "okay";
>  
> +	pca9535: gpio-expander@27 {
> +		compatible = "nxp,pca9535";
> +		reg = <0x27>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_pca9535>;
> +		interrupt-parent = <&gpio6>;
> +		interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +	};
> +
>  	eeprom@57 {
>  		compatible = "atmel,24c02";
>  		reg = <0x57>;
> @@ -237,6 +250,12 @@
>  			>;
>  		};
>  
> +		pinctrl_pca9535: pca9535 {

For sake of consistency, the node name should be prefixed with 'grp',
which tells this is a pinctrl group node.

I fixed it up and applied the patch.

Shawn

> +			fsl,pins = <
> +				MX6QDL_PAD_NANDF_CS3__GPIO6_IO16	0x17059
> +		   >;
> +		};
> +
>  		pinctrl_uart1: uart1grp {
>  			fsl,pins = <
>  				MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA	0x1b0b1
> -- 
> 2.20.1
> 

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WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: Gilles DOFFE <gilles.doffe@savoirfairelinux.com>
Cc: devicetree@vger.kernel.org, jerome.oufella@savoirfairelinux.com,
	rennes@savoirfairelinux.com, Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4] ARM: dts: imx6qdl-rex: add gpio expander pca9535
Date: Sat, 26 Oct 2019 20:26:32 +0800	[thread overview]
Message-ID: <20191026122630.GM14401@dragon> (raw)
In-Reply-To: <20191016092255.19223-1-gilles.doffe@savoirfairelinux.com>

On Wed, Oct 16, 2019 at 11:22:55AM +0200, Gilles DOFFE wrote:
> The pca9535 gpio expander is present on the Rex baseboard, but missing
> from the dtsi.
> The pca9535 is on i2c2 bus which is common to the three SOM
> variants (Basic/Pro/Ultra), thus it is activated by default.
> 
> Add also the new gpio controller and the associated interrupt line
> MX6QDL_PAD_NANDF_CS3__GPIO6_IO16.
> 
> Signed-off-by: Gilles DOFFE <gilles.doffe@savoirfairelinux.com>
> ---
>  arch/arm/boot/dts/imx6qdl-rex.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6qdl-rex.dtsi b/arch/arm/boot/dts/imx6qdl-rex.dtsi
> index 97f1659144ea..305b57fadc60 100644
> --- a/arch/arm/boot/dts/imx6qdl-rex.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-rex.dtsi
> @@ -132,6 +132,19 @@
>  	pinctrl-0 = <&pinctrl_i2c2>;
>  	status = "okay";
>  
> +	pca9535: gpio-expander@27 {
> +		compatible = "nxp,pca9535";
> +		reg = <0x27>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_pca9535>;
> +		interrupt-parent = <&gpio6>;
> +		interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +	};
> +
>  	eeprom@57 {
>  		compatible = "atmel,24c02";
>  		reg = <0x57>;
> @@ -237,6 +250,12 @@
>  			>;
>  		};
>  
> +		pinctrl_pca9535: pca9535 {

For sake of consistency, the node name should be prefixed with 'grp',
which tells this is a pinctrl group node.

I fixed it up and applied the patch.

Shawn

> +			fsl,pins = <
> +				MX6QDL_PAD_NANDF_CS3__GPIO6_IO16	0x17059
> +		   >;
> +		};
> +
>  		pinctrl_uart1: uart1grp {
>  			fsl,pins = <
>  				MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA	0x1b0b1
> -- 
> 2.20.1
> 

  reply	other threads:[~2019-10-26 12:26 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-16  9:22 [PATCH v4] ARM: dts: imx6qdl-rex: add gpio expander pca9535 Gilles DOFFE
2019-10-16  9:22 ` Gilles DOFFE
2019-10-26 12:26 ` Shawn Guo [this message]
2019-10-26 12:26   ` Shawn Guo

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