linux-kernel - Re: [PATCH v2 3/3] ARM: dts: dra7: Add scm

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Date:	Tue, 4 Aug 2015 11:10:34 +0300
From:	Roger Quadros <rogerq@...com>
To:	Kishon Vijay Abraham I <kishon@...com>, <tony@...mide.com>
CC:	<nm@...com>, <nsekhar@...com>, <balbi@...com>,
	<grygorii.strashko@...com>, <t-kristo@...com>,
	<linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/3] ARM: dts: dra7: Add scm_conf@...4 node



On 03/08/15 18:51, Kishon Vijay Abraham I wrote:
> Hi Roger,
> 
> On Monday 27 July 2015 03:57 PM, Roger Quadros wrote:
>> This region contains CTRL_CORE_SMA_SW2..9 registers which
>> are not specific to any domain and can be reasonably
>> accessed via syscon driver.
>>
>> Signed-off-by: Roger Quadros <rogerq@...com>
>> ---
>>  arch/arm/boot/dts/dra7.dtsi | 7 +++++++
>>  1 file changed, 7 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
>> index 913032b..43b5074 100644
>> --- a/arch/arm/boot/dts/dra7.dtsi
>> +++ b/arch/arm/boot/dts/dra7.dtsi
>> @@ -149,6 +149,13 @@
>>  					pinctrl-single,register-width = <32>;
>>  					pinctrl-single,function-mask = <0x3fffffff>;
>>  				};
>> +
>> +				scm_conf1: scm_conf@...4 {
>> +					compatible = "syscon";
>> +					reg = <0x1c04 0x0020>;
>> +					#address-cells = <1>;
>> +					#size-cells = <1>;
> 
> Why do you need address-cells and size-cells property here? AFAIK it is usually
> used to decode childs reg property.

Right. I'll remove them.

cheers,
-roger
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