From: dinguyen@opensource.altera.com (Dinh Nguyen)
Date: Thu, 14 Aug 2014 16:01:56 -0500
Subject: [PATCH 2/3] ARM: dts: socfpga: Add SD card detect
In-Reply-To: <53ED239A.8090905@gmail.com>
References: <1408031491-15609-1-git-send-email-dinguyen@opensource.altera.com>
 <1408031491-15609-3-git-send-email-dinguyen@opensource.altera.com>
 <20140814185158.GD11558@amd.pavel.ucw.cz>
 <53ED22D0.3060404@opensource.altera.com>
 <20140814205941.GA26857@amd.pavel.ucw.cz> <53ED239A.8090905@gmail.com>
Message-ID: <53ED23C4.4010004@opensource.altera.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org



On 8/14/14, 4:01 PM, Dinh Nguyen wrote:
> 
> 
> On 8/14/14, 3:59 PM, Pavel Machek wrote:
>> On Thu 2014-08-14 15:57:52, Dinh Nguyen wrote:
>>>
>>>
>>> On 8/14/14, 1:51 PM, Pavel Machek wrote:
>>>> On Thu 2014-08-14 10:51:30, dinguyen at opensource.altera.com wrote:
>>>>> From: Dinh Nguyen <dinguyen@opensource.altera.com>
>>>>>
>>>>> Revision D of the SOCFGPA devkit has a GPIO line used for SD/MMC
>>>>> card detect.
>>>>
>>>> Are there previous revisions outside Altera?
>>>>
>>>
>>> Not with SD card detect.
>>
>> So this patch will break those revision C (and below) boards, by
>> adding gpio for card detect that does not exists there, no?
>>
> 
> No, the card detect line is muxed with DAT3, so it'll work fine on
> previous boards that does have card detect.

Sorry...i'll work fine on previous boards that does NOT have card detect.

>> Confused,
> 
> Tested on all board revisions.
> 
> Dinh
>