[PATCH 2/5] spi/dw_spi: expose dw_spi platform data stucture.

From: dirk . brandewie
Date: Wed Jun 15 2011 - 13:23:50 EST


From: Dirk Brandewie <dirk.brandewie@xxxxxxxxx>

This patch move the definition of the dw_spi_chip structure to
a header file available to the client drivers.

Signed-off-by: Dirk Brandewie <dirk.brandewie@xxxxxxxxx>
Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
---
drivers/spi/spi-dw.h | 20 +-------------------
include/linux/spi/spi-dw.h | 20 ++++++++++++++++++++
2 files changed, 21 insertions(+), 19 deletions(-)
create mode 100644 include/linux/spi/spi-dw.h

diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h
index 7a5e78d..97baff6 100644
--- a/drivers/spi/spi-dw.h
+++ b/drivers/spi/spi-dw.h
@@ -3,6 +3,7 @@

#include <linux/io.h>
#include <linux/scatterlist.h>
+#include <linux/spi/dw_spi.h>

/* Bit fields in CTRLR0 */
#define SPI_DFS_OFFSET 0
@@ -49,12 +50,6 @@
/* TX RX interrupt level threshold, max can be 256 */
#define SPI_INT_THRESHOLD 32

-enum dw_ssi_type {
- SSI_MOTO_SPI = 0,
- SSI_TI_SSP,
- SSI_NS_MICROWIRE,
-};
-
struct dw_spi_reg {
u32 ctrl0;
u32 ctrl1;
@@ -208,19 +203,6 @@ static inline void spi_umask_intr(struct dw_spi *dws, u32 mask)
dw_writel(dws, imr, new_mask);
}

-/*
- * Each SPI slave device to work with dw_api controller should
- * has such a structure claiming its working mode (PIO/DMA etc),
- * which can be save in the "controller_data" member of the
- * struct spi_device
- */
-struct dw_spi_chip {
- u8 poll_mode; /* 0 for contoller polling mode */
- u8 type; /* SPI/SSP/Micrwire */
- u8 enable_dma;
- void (*cs_control)(u32 command);
-};
-
extern int dw_spi_add_host(struct dw_spi *dws);
extern void dw_spi_remove_host(struct dw_spi *dws);
extern int dw_spi_suspend_host(struct dw_spi *dws);
diff --git a/include/linux/spi/spi-dw.h b/include/linux/spi/spi-dw.h
new file mode 100644
index 0000000..75dba03
--- /dev/null
+++ b/include/linux/spi/spi-dw.h
@@ -0,0 +1,20 @@
+#ifndef DW_SPI_H
+#define DW_SPI_H
+
+enum dw_ssi_type {
+ SSI_MOTO_SPI = 0,
+ SSI_TI_SSP,
+ SSI_NS_MICROWIRE,
+};
+
+/*
+ * Each SPI slave device to work with dw_api controller should
+ * has such a structure claiming its working mode (PIO/DMA etc),
+ * which can be save in the "controller_data" member of the
+ * struct spi_device
+ */
+struct dw_spi_chip {
+ u8 type; /* SPI/SSP/Micrwire */
+ u8 enable_dma;
+};
+#endif /* DW_SPI_H */
--
1.7.3.4

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