linux-kernel - Re: [PATCH v2 3/3] phy: rockchip-emmc: adapt binding to specifiy register offset and length

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Date:	Wed, 13 Apr 2016 18:32:50 +0530
From:	Kishon Vijay Abraham I <kishon@...com>
To:	Heiko Stuebner <heiko@...ech.de>
CC:	<linux-rockchip@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <shawn.lin@...k-chips.com>,
	<ykk@...k-chips.com>, <devicetree@...r.kernel.org>,
	<robh+dt@...nel.org>, <pawel.moll@....com>, <mark.rutland@....com>,
	<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>
Subject: Re: [PATCH v2 3/3] phy: rockchip-emmc: adapt binding to specifiy
 register offset and length

Hi,

On Wednesday 13 April 2016 06:31 PM, Kishon Vijay Abraham I wrote:
> Hi,
> 
> On Friday 25 March 2016 02:59 AM, Heiko Stuebner wrote:
>> The emmc-phy occupies a contiguous set of 8 registers inside the general
>> register files, so the reg property should specify this.
>>
>> Signed-off-by: Heiko Stuebner <heiko@...ech.de>
>> ---
>> This is essential a counter argument for Shawn's move from reg to reg_offset
>> in "phy: rockchip-emmc: fix compile issue on arm64 platform" [0].
>> With the move under the grf we now also are able to specify this stuff
>> cleanly using already present mechanisms.
>>
>> Also meant to v4.6-rc before the binding solidifies.
>>
>>
>> [0] https://lkml.org/lkml/2016/3/8/114
>>
>>  Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt | 6 ++++--
>>  1 file changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
>> index 461e958..555cb0f 100644
>> --- a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
>> +++ b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
>> @@ -4,7 +4,7 @@ Rockchip EMMC PHY
>>  Required properties:
>>   - compatible: rockchip,rk3399-emmc-phy
>>   - #phy-cells: must be 0
>> - - reg: PHY configure reg address offset in "general
>> + - reg: PHY register address offset and length in "general
>>     register files"
>>  
>>  Example:
>> @@ -12,12 +12,14 @@ Example:
>>  
>>  grf: syscon@...70000 {
>>  	compatible = "rockchip,rk3399-grf", "syscon", "simple-mfd";
>> +	#address-cells = <1>;
>> +	#size-cells = <1>;
> 
> This patch is not applying. Care to resend based on linux-phy fixes?

sorry for the noise. I have applied this to linux-phy fixes now.

Thanks
Kishon