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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-25 15:38:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-25 15:38:03 -0800
commitd7930c9ef9cc67044f5ddaac54d06ca22645a012 (patch)
tree32ec9ed98a7b5ff659de11886492b18abd421069 /include
parentb6d97026561a6ed6eed58428633a6bb4e1b78c57 (diff)
parent4f4517c45f325ba511458465430a52864a5d0d30 (diff)
Merge branch 'next-spi' of git://git.secretlab.ca/git/linux-2.6
* 'next-spi' of git://git.secretlab.ca/git/linux-2.6: (31 commits) spi: Correct SPI clock frequency setting in spi_mpc8xxx spi/spi_s3c64xx.c: Fix continuation line formats spi/dw_spi: Fix dw_spi_mmio to depend on HAVE_CLK spi/dw_spi: Allow dw_spi.c to be a module spi/dw_spi: mmio code style fixups Memory-mapped dw_spi driver spi/dw_spi: fix missing export of dw_spi_remove_host spi/dw_spi: conditional transfer mode changes spi/dw_spi: remove conditional from 'poll_transfer'. spi/dw_spi: fixed a spelling typo in a warning message. spi/dw_spi: add return value to empty mrst_spi_debugfs_init() spi/dw_spi: enable platform specific chipselect. spi/dw_spi: add a FIFO depth detection spi/dw_spi: fix __init/__devinit section mismatch spi: xilinx_spi: Fix up I/O routine wrapping bogosity. spi/spi_imx: add device information by switching pr_debug() to dev_dbg() spi: update MSIOF includes spi/dw_spi: refine the IRQ mode working flow spi/dw_spi: add a missed dw_spi_remove_host() in exit sequence spi/dw_spi: bug fix in wait_till_not_busy() ...
Diffstat (limited to 'include')
-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 51b3e771a9a..cc813f95a2f 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);
}