[U-Boot] [PATCH 3/4] spi: sf: Support byte program for sst spi flash

Bin Meng bmeng.cn at gmail.com
Wed Dec 10 11:18:11 CET 2014


Hi Jagan,

On Wed, Dec 10, 2014 at 6:02 PM, Jagan Teki <jagannadh.teki at gmail.com> wrote:
> On 10 December 2014 at 13:40, Bin Meng <bmeng.cn at gmail.com> wrote:
>> Hi Jagan,
>>
>> On Tue, Dec 9, 2014 at 11:29 PM, Jagannadha Sutradharudu Teki
>> <jagannadh.teki at gmail.com> wrote:
>>> From: Bin Meng <bmeng.cn at gmail.com>
>>>
>>> Currently if SST flash advertises SST_WP flag in the params table
>>> the word program command (ADh) with auto address increment will be
>>> used for the flash write op. However some SPI controllers do not
>>> support the word program command (like the Intel ICH 7), the byte
>>> programm command (02h) has to be used.
>>>
>>> A new TX operation mode SPI_OPM_TX_BP is introduced for such SPI
>>> controller to use byte program op for SST flash.
>>
>> This paragraph should be removed from the commit message. The
>> SPI_OPM_TX_BP was introduced in my original patch, but not in this new
>> patch. You may need move this commit message to your patch#4 as
>> SPI_OPM_TX_BP is moved to there.
>
> Ok, Will update the same.
>
> Please send the rest of the patches, will test my whole system again.
> Do the same from your side too.

Sure, will rebase on yours and send the rest of my patches soon.

[snip]

Regards,
Bin


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