[U-Boot] [PATCH v2 1/3] spi: ti_qspi: Fix failure on multiple READ_ID cmd

Jagan Teki jagannadh.teki at gmail.com
Sat Jul 23 18:06:59 CEST 2016


On 22 July 2016 at 15:38, Mugunthan V N <mugunthanvnm at ti.com> wrote:
> On Friday 22 July 2016 10:55 AM, Vignesh R wrote:
>> Populating QSPI_RD_SNGL bit(0x1) in priv->cmd means that value
>> QSPI_INVAL (0x4) is not written to CMD field of QSPI_SPI_CMD_REG in
>> ti_qspi_cs_deactivate(). Therefore CS is never deactivated between
>> successive READ ID which results in sf probe to fail.
>> Fix this by not populating priv->cmd with QSPI_RD_SNGL and OR it wih
>> priv->cmd as required (similar to the convention followed in the
>> driver).
>>
>> Signed-off-by: Vignesh R <vigneshr at ti.com>
>
> Reviewed-by: Mugunthan V N <mugunthanvnm at ti.com>

Applied to u-boot-spi/master

thanks!
-- 
Jagan.


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