From: Marco Felsch <m.felsch@pengutronix.de>
To: Gilles DOFFE <gilles.doffe@savoirfairelinux.com>
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
mark.rutland@arm.com, festevam@gmail.com, s.hauer@pengutronix.de,
robh+dt@kernel.org, linux-imx@nxp.com, kernel@pengutronix.de,
shawnguo@kernel.org
Subject: Re: [PATCH] arm: dts: imx6qdl: add gpio expander pca9535
Date: Fri, 12 Jul 2019 15:55:41 +0200 [thread overview]
Message-ID: <20190712135541.55fgchvyp33cl3uv@pengutronix.de> (raw)
In-Reply-To: <20190712124522.571-1-gilles.doffe@savoirfairelinux.com>
Hi,
On 19-07-12 14:45, Gilles DOFFE wrote:
> The pca9535 gpio expander is present on the Rex baseboard, but missing
> from the dtsi.
>
> Add 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..d5324c6761c1 100644
> --- a/arch/arm/boot/dts/imx6qdl-rex.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-rex.dtsi
> @@ -136,6 +136,19 @@
> compatible = "atmel,24c02";
> reg = <0x57>;
> };
> +
> + gpio8: pca9535@27 {
Just a nitpick, I would change that to
pca9535: gpio8@27 {
Regards,
Marco
> + 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>;
> + };
> };
>
> &i2c3 {
> @@ -237,6 +250,12 @@
> >;
> };
>
> + pinctrl_pca9535: pca9535 {
> + fsl,pins = <
> + MX6QDL_PAD_NANDF_CS3__GPIO6_IO16 0x00017059
> + >;
> + };
> +
> pinctrl_uart1: uart1grp {
> fsl,pins = <
> MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1
> --
> 2.19.1
>
>
>
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next prev parent reply other threads:[~2019-07-12 13:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-12 12:45 [PATCH] arm: dts: imx6qdl: add gpio expander pca9535 Gilles DOFFE
2019-07-12 13:55 ` Marco Felsch [this message]
2019-07-19 10:51 ` Gilles Doffe
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