x86: ich-spi: Set the tx operation mode for ich 7
ICH 7 SPI controller only supports byte program (02h) for SST flash.
Word program (ADh) is not supported.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c
index b356411..16730ec 100644
--- a/drivers/spi/ich.c
+++ b/drivers/spi/ich.c
@@ -141,9 +141,14 @@
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 7 SPI controller only supports array read command
+ * and byte program command for SST flash
+ */
+ if (ctlr.ich_version == 7) {
ich->slave.op_mode_rx = SPI_OPM_RX_AS;
+ ich->slave.op_mode_tx = SPI_OPM_TX_BP;
+ }
return &ich->slave;
}