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-rw-r--r--include/linux/spi/dw_spi.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/spi/dw_spi.h b/include/linux/spi/dw_spi.h
index 51b3e771a9a3..cc813f95a2f2 100644
--- a/include/linux/spi/dw_spi.h
+++ b/include/linux/spi/dw_spi.h
@@ -90,6 +90,7 @@ struct dw_spi {
unsigned long paddr;
u32 iolen;
int irq;
+ u32 fifo_len; /* depth of the FIFO buffer */
u32 max_freq; /* max bus freq supported */
u16 bus_num;
@@ -171,6 +172,10 @@ static inline void spi_chip_sel(struct dw_spi *dws, u16 cs)
{
if (cs > dws->num_cs)
return;
+
+ if (dws->cs_control)
+ dws->cs_control(1);
+
dw_writel(dws, ser, 1 << cs);
}