On Mon, Jul 29, 2013 at 12:52:30PM +0530, Sourav Poddar wrote: > Since, qspi controller uses quad read. > > Configuring the command register, if the transfer of data needs > dual or quad lines. > > This patch has been done on top of the following patch[1], which is just the > basic idea of adding dual/quad support in spi framework. > $subject patch will undergo changes with the ongoing discussion in the > community. > > This patch is posted to demonstrate how patch 1 of the series will support > quad read. > > [1]: http://comments.gmane.org/gmane.linux.kernel.spi.devel/14047 > > Signed-off-by: Sourav Poddar <sourav.poddar@xxxxxx> > --- > drivers/spi/spi-ti-qspi.c | 16 ++++++++++++++-- > 1 files changed, 14 insertions(+), 2 deletions(-) > > diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c > index 51fe95f..8a32b1c 100644 > --- a/drivers/spi/spi-ti-qspi.c > +++ b/drivers/spi/spi-ti-qspi.c > @@ -86,6 +86,7 @@ struct ti_qspi { > #define QSPI_3_PIN (1 << 18) > #define QSPI_RD_SNGL (1 << 16) > #define QSPI_WR_SNGL (2 << 16) > +#define QSPI_RD_DUAL (3 << 16) > #define QSPI_RD_QUAD (7 << 16) so RD_QUAD is defined in previous patch but not RD_DUAL ? What gives ? IMHO, just merge this patch with previous and make the entire driver depend on the other patch. -- balbi
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