dmaengine: shdma: add chcr_write/read function

CHCR register position is not same in all DMAC.
This patch adds new "chcr_offset" to decide it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/sh_dma.h b/include/linux/sh_dma.h
index b08cd4efa15c..41fe4c2d6481 100644
--- a/include/linux/sh_dma.h
+++ b/include/linux/sh_dma.h
@@ -62,6 +62,7 @@ struct sh_dmae_pdata {
         const unsigned int *ts_shift;
         int ts_shift_num;
         u16 dmaor_init;
+        unsigned int chcr_offset;
 };
 
 /* DMA register */