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path: root/drivers/spi/spi-dw.h
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Diffstat (limited to 'drivers/spi/spi-dw.h')
-rw-r--r--drivers/spi/spi-dw.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h
index 2cde2473b3e9..0168b08364d5 100644
--- a/drivers/spi/spi-dw.h
+++ b/drivers/spi/spi-dw.h
@@ -112,6 +112,7 @@ struct dw_spi {
u32 reg_io_width; /* DR I/O width in bytes */
u16 bus_num;
u16 num_cs; /* supported slave numbers */
+ void (*set_cs)(struct spi_device *spi, bool enable);
/* Current message transfer state info */
size_t len;
@@ -244,6 +245,7 @@ struct dw_spi_chip {
void (*cs_control)(u32 command);
};
+extern void dw_spi_set_cs(struct spi_device *spi, bool enable);
extern int dw_spi_add_host(struct device *dev, struct dw_spi *dws);
extern void dw_spi_remove_host(struct dw_spi *dws);
extern int dw_spi_suspend_host(struct dw_spi *dws);