2014-10-24 19:38:07

by Nicolin Chen

Subject: [PATCH] dma: 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 <[email protected]>
---
Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt | 1 +
drivers/dma/imx-sdma.c | 1 +
include/linux/platform_data/dma-imx.h | 1 +
3 files changed, 3 insertions(+)

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 88afc48..05fd6b1 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 {
--
1.9.1

2014-10-26 00:19:58

by Shawn Guo

Subject: Re: [PATCH] dma: imx-sdma: Add a new DMATYPE for SAI

On Fri, Oct 24, 2014 at 12:37:41PM -0700, Nicolin Chen wrote:
> This patch simply adds a new DMATYPE for SAI which's included
> in i.MX6 Solo X.
>
> Signed-off-by: Nicolin Chen <[email protected]>

Acked-by: Shawn Guo <[email protected]>

2014-11-12 11:15:14

by Vinod Koul

Subject: Re: [PATCH] dma: imx-sdma: Add a new DMATYPE for SAI

On Fri, Oct 24, 2014 at 12:37:41PM -0700, Nicolin Chen wrote:
> This patch simply adds a new DMATYPE for SAI which's included
> in i.MX6 Solo X.

Applied, thanks.

Please snure you use the right subsystem name.

--
~Vinod