linux-kernel - Re: [PATCH 3/3] ARM: STi: STiH407: Add reset controller support.

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Message-ID: <20140702085102.GF10311@lee--X1>
Date:	Wed, 2 Jul 2014 09:51:02 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Peter Griffin <peter.griffin@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	p.zabel@...gutronix.de, srinivas.kandagatla@...il.com,
	maxime.coquelin@...com, patrice.chotard@...com,
	devicetree@...r.kernel.org
Subject: Re: [PATCH 3/3] ARM: STi: STiH407: Add reset controller support.

On Tue, 01 Jul 2014, Peter Griffin wrote:

> This patch adds the reset controller DT nodes for the powerdown,
>  softreset and picophy controllers.
> 
> Signed-off-by: Peter Griffin <peter.griffin@...aro.org>
> ---
>  arch/arm/boot/dts/stih407.dtsi | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stih407.dtsi b/arch/arm/boot/dts/stih407.dtsi
> index 4f9024f..e8fbb88 100644
> --- a/arch/arm/boot/dts/stih407.dtsi
> +++ b/arch/arm/boot/dts/stih407.dtsi
> @@ -8,6 +8,7 @@
>   */
>  #include "stih407-clock.dtsi"
>  #include "stih407-pinctrl.dtsi"
> +#include <dt-bindings/reset-controller/stih407-resets.h>
>  / {
>  	#address-cells = <1>;
>  	#size-cells = <1>;
> @@ -63,6 +64,21 @@
>  		ranges;
>  		compatible = "simple-bus";
>  
> +		powerdown: powerdown-controller {
> +			#reset-cells = <1>;
> +			compatible = "st,stih407-powerdown";
> +		};
> +
> +		softreset: softreset-controller {
> +			#reset-cells = <1>;
> +			compatible = "st,stih407-softreset";
> +		};
> +
> +		picophyreset: picophyreset-controller {
> +			#reset-cells = <1>;
> +			compatible = "st,stih407-picophyreset";
> +		};
> +

I'd always put the compatible string at the very top of the node.

>  		syscfg_sbc: sbc-syscfg@...0000 {
>  			compatible = "st,stih407-sbc-syscfg", "syscon";
>  			reg = <0x9620000 0x1000>;

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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