linux-kernel - Re: [PATCH 1/2] arm64: dts: fsl-ls1012a-rdb: add i2c devices

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Date:   Mon, 18 Jan 2021 15:36:09 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Pawel Dembicki <paweldembicki@...il.com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Yangbo Lu <yangbo.lu@....com>, Li Yang <leoyang.li@....com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] arm64: dts: fsl-ls1012a-rdb: add i2c devices

On Fri, Jan 15, 2021 at 11:16:12AM +0100, Pawel Dembicki wrote:
> LS1012A-RDB equipped in some i2c devices:
>   - 3x GPIO Expander: PCAL9555A (NXP)
>   - Gyro: FXAS21002 (NXP)
>   - Accelerometer: FXOS8700 (NXP)
>   - Current & Power Monitor: INA220 (TI)
> 
> This patch add listed devices to dts.
> 
> Signed-off-by: Pawel Dembicki <paweldembicki@...il.com>
> ---
>  .../boot/dts/freescale/fsl-ls1012a-rdb.dts    | 45 +++++++++++++++++++
>  1 file changed, 45 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
> index d45c17620b98..12117a973eb6 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
> @@ -7,6 +7,7 @@
>   */
>  /dts-v1/;
>  
> +#include <dt-bindings/interrupt-controller/irq.h>
>  #include "fsl-ls1012a.dtsi"
>  
>  / {
> @@ -33,6 +34,50 @@ &esdhc1 {
>  
>  &i2c0 {
>  	status = "okay";
> +
> +	accelerometer@1e {
> +		compatible = "nxp,fxos8700";
> +		reg = <0x1e>;
> +		interrupt-parent = <&gpio26>;
> +		interrupts = <13 IRQ_TYPE_EDGE_RISING>;
> +		interrupt-names = "INT1";
> +	};
> +
> +	gyroscope@20 {

Please sort these device node in unit-address.

Shawn

> +		compatible = "nxp,fxas21002c";
> +		reg = <0x20>;
> +	};
> +
> +	gpio@24 {
> +		compatible = "nxp,pcal9555a";
> +		reg = <0x24>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +	};
> +
> +	gpio@25 {
> +		compatible = "nxp,pcal9555a";
> +		reg = <0x25>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +	};
> +
> +	gpio26: gpio@26 {
> +		compatible = "nxp,pcal9555a";
> +		reg = <0x26>;
> +		interrupt-parent = <&gpio0>;
> +		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +	};
> +
> +	current-sensor@40 {
> +		compatible = "ti,ina220";
> +		reg = <0x40>;
> +		shunt-resistor = <2000>;
> +	};
>  };
>  
>  &qspi {
> -- 
> 2.25.1
>