From: Ryo Kataoka <ryo.kataoka.wt@xxxxxxxxxxx>
MSIOF Base Address H'E6xx can be accessed by CPU and DMAC.
MSIOF Base Address H'E7xx for DMAC was removed from H/W manual.
Fixes: b0d0ce8b6b91 ("spi: sh-msiof: Add DMA support")
Signed-off-by: Ryo Kataoka <ryo.kataoka.wt@xxxxxxxxxxx>
Signed-off-by: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@xxxxxxxxxxx>
Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
---
Geert, this is a patch from the Gen3 BSP 3.3.2 kernel.
Please consider if it is appropriate for mainline.
---
drivers/spi/spi-sh-msiof.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index cbf02ebb30a2..b882e0a500f8 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -1076,10 +1076,7 @@ static int sh_msiof_request_dma(struct sh_msiof_spi_priv *p)
return 0;
}
- /* The DMA engine uses the second register set, if present */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (!res)
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
master = p->master;
master->dma_tx = sh_msiof_request_dma_chan(dev, DMA_MEM_TO_DEV,
--
2.7.0.rc3.207.g0ac5344
