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	<CAK9yfHwxVtJFZMQNoh-RepaF53L_TruPBSUt3YH_XY+8iXjffA@mail.gmail.com>
Date: Wed, 7 Aug 2013 01:48:05 +0900
Message-ID: <CADoNuNdOV4uwnCdtnYGzDGb=j-Qqnhx9fRrif5c=f-X=-gRoGw@mail.gmail.com>
Subject: Re: [PATCH RESEND] ARM: dts: Add USBPHY nodes to Exynos4x12
From: Dongjin Kim <tobetter@gmail.com>
To: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Rob Herring <rob.herring@calxeda.com>, Pawel Moll <pawel.moll@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Stephen Warren <swarren@wwwdotorg.org>,
        Ian Campbell <ian.campbell@citrix.com>,
        Russell King <linux@arm.linux.org.uk>,
        Kukjin Kim <kgene.kim@samsung.com>, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
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Aha, yes...my misunderstanding.
This node is not only for OTG or HSIC, could miss USB HOST transceiver
if certain board file does not set "okay".

Thanks,
Dongjin.

On Tue, Aug 6, 2013 at 3:09 PM, Sachin Kamat <sachin.kamat@linaro.org> wrote:
> Hi Dongjin,
>
> On 5 August 2013 23:48, Dongjin Kim <tobetter@gmail.com> wrote:
>> This patch adds device nodes for USBPHY to Exynos4x12.
>>
>> CC: Sachin Kamat <sachin.kamat@linaro.org>
>> Signed-off-by: Dongjin Kim <tobetter@gmail.com>
>> ---
>>  arch/arm/boot/dts/exynos4x12.dtsi |   18 ++++++++++++++++++
>>  1 file changed, 18 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/exynos4x12.dtsi b/arch/arm/boot/dts/exynos4x12.dtsi
>> index 01da194..9c3335b 100644
>> --- a/arch/arm/boot/dts/exynos4x12.dtsi
>> +++ b/arch/arm/boot/dts/exynos4x12.dtsi
>> @@ -73,4 +73,22 @@
>>                 clock-names = "sclk_fimg2d", "fimg2d";
>>                 status = "disabled";
>>         };
>> +
>> +       usbphy@125B00000 {
>> +               #address-cells = <1>;
>> +               #size-cells = <1>;
>> +               compatible = "samsung,exynos4x12-usb2phy";
>> +               reg = <0x125B0000 0x100>;
>> +               ranges;
>> +
>> +               clocks = <&clock 2>, <&clock 305>;
>> +               clock-names = "xusbxti", "otg";
>> +               status = "disabled";
>
> I don't think this node has any other board specific dependencies. In
> that case you don't need to disable this.
>
>> +
>> +               usbphy-sys {
>> +                       /* USB device and host PHY_CONTROL registers */
>> +                       reg = <0x10020704 0xc>,
>> +                             <0x1001021c 0x4>;
>> +               };
>> +       };
>>  };
>> --
>> 1.7.9.5
>>
>
>
>
> --
> With warm regards,
> Sachin
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