| Message ID | 1414071404-16267-1-git-send-email-bmeng.cn@gmail.com |
|---|---|
| State | Superseded |
| Delegated to: | Simon Glass |
| Headers | show |
On 23 October 2014 07:36, Bin Meng <bmeng.cn@gmail.com> wrote: > ICH 7 SPI controller only supports array read command (03h). > Fast array read command (0Bh) is not supported. > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org> Tested on link (ich9) Tested-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c index c4d3a29..b356411 100644 --- a/drivers/spi/ich.c +++ b/drivers/spi/ich.c @@ -141,6 +141,10 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs, ich->slave.max_write_size = ctlr.databytes; ich->speed = max_hz; + /* ICH 7 SPI controller only supports array read command */ + if (ctlr.ich_version == 7) + ich->slave.op_mode_rx = SPI_OPM_RX_AS; + return &ich->slave; }
ICH 7 SPI controller only supports array read command (03h). Fast array read command (0Bh) is not supported. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> --- drivers/spi/ich.c | 4 ++++ 1 file changed, 4 insertions(+)