SPI: DUAL/QUAD support

yuhang wang wangyuhang2014 at gmail.com
Fri Jul 5 05:07:06 EDT 2013


>                     if (!quad_mode)
>                             dra7xxx_writel(qspi, qspi->cmd | QSPI_RD_SNGL,
>                                             QSPI_SPI_CMD_REG);
>                     else
>                             dra7xxx_writel(qspi, qspi->cmd | QSPI_RD_QUAD,
>                                             QSPI_SPI_CMD_REG);
>                  .......
>                 }

So what do you based on to set variable quad_mode.



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