linux-kernel - Re: [PATCH] ARM: dts: rockchip:remove hs200 support for firefly reload

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Message-ID: <CAJrj+DO2D3DFxby1aNS-V0-A2BNsgta22SJ3Y64LPzVuwvgaXA@mail.gmail.com>
Date:   Wed, 24 May 2017 16:55:14 +0800
From:   Eddie Cai <eddie.cai.linux@...il.com>
To:     Shawn Lin <shawn.lin@...k-chips.com>
Cc:     Heiko Stuebner <heiko@...ech.de>, robh+dt@...nel.org,
        mark.rutland@....com, linux@...linux.org.uk,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org
Subject: Re: [PATCH] ARM: dts: rockchip:remove hs200 support for firefly reload

Hi Shawn

2017-05-24 16:00 GMT+08:00 Shawn Lin <shawn.lin@...k-chips.com>:
> Hi,
>
> On 2017/5/24 15:50, Eddie Cai wrote:
>>
>> due to layout limitation. not all of the reload board can support hs200.
>> so remove hs200 support to make all board can boot up.
>
>
> You now also remove DDR52, so all reload boards run at high speed mode?
My mistake. I will add it back in next version
>
> I'm curious about what was the layout limitation that mmc tuning
> process could never help?
>
>>
>> Signed-off-by: Eddie Cai <eddie.cai.linux@...il.com>
>> ---
>>  arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi | 2 --
>>  1 file changed, 2 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
>> b/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
>> index 4cfa109..56ac1e6f 100644
>> --- a/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
>> +++ b/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
>> @@ -75,8 +75,6 @@
>>         bus-width = <8>;
>>         cap-mmc-highspeed;
>>         disable-wp;
>> -       mmc-ddr-1_8v;
>> -       mmc-hs200-1_8v;
>>         non-removable;
>>         num-slots = <1>;
>>         pinctrl-names = "default";
>>
>
>
> _______________________________________________
> Linux-rockchip mailing list
> Linux-rockchip@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-rockchip

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