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authorNicolin Chen <nicoleotsuka@gmail.com>2014-10-24 12:37:41 -0700
committerVinod Koul <vinod.koul@intel.com>2014-11-17 13:50:43 +0530
commit29aebfde8802b64a5b505a1d8a6842c188abfdbc (patch)
tree93959604cba568d65efa8fc40be51f526c4fb9cb
parent26fd830a999be08eb1453d6574b105b74fad65bb (diff)
downloadop-kernel-dev-29aebfde8802b64a5b505a1d8a6842c188abfdbc.zip
op-kernel-dev-29aebfde8802b64a5b505a1d8a6842c188abfdbc.tar.gz
dmaengine: imx-sdma: Add a new DMATYPE for SAI
This patch simply adds a new DMATYPE for SAI which's included in i.MX6 Solo X. Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com> Acked-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
-rw-r--r--Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt1
-rw-r--r--drivers/dma/imx-sdma.c1
-rw-r--r--include/linux/platform_data/dma-imx.h1
3 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
index 4659fd9..dc8d3aa 100644
--- a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
+++ b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
@@ -48,6 +48,7 @@ The full ID of peripheral types can be found below.
21 ESAI
22 SSI Dual FIFO (needs firmware ver >= 2)
23 Shared ASRC
+ 24 SAI
The third cell specifies the transfer priority as below.
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 99d8833..5b38f2b 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -729,6 +729,7 @@ static void sdma_get_pc(struct sdma_channel *sdmac,
case IMX_DMATYPE_CSPI:
case IMX_DMATYPE_EXT:
case IMX_DMATYPE_SSI:
+ case IMX_DMATYPE_SAI:
per_2_emi = sdma->script_addrs->app_2_mcu_addr;
emi_2_per = sdma->script_addrs->mcu_2_app_addr;
break;
diff --git a/include/linux/platform_data/dma-imx.h b/include/linux/platform_data/dma-imx.h
index 6a1357d..7d964e7 100644
--- a/include/linux/platform_data/dma-imx.h
+++ b/include/linux/platform_data/dma-imx.h
@@ -41,6 +41,7 @@ enum sdma_peripheral_type {
IMX_DMATYPE_ESAI, /* ESAI */
IMX_DMATYPE_SSI_DUAL, /* SSI Dual FIFO */
IMX_DMATYPE_ASRC_SP, /* Shared ASRC */
+ IMX_DMATYPE_SAI, /* SAI */
};
enum imx_dma_prio {
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