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dmaengine: imx-sdma: Add a new DMATYPE for SAI

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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>
This commit is contained in:
Nicolin Chen 2014-10-24 12:37:41 -07:00 • committed by Vinod Koul
commit 29aebfde88
3 changed files with 3 additions and 0 deletions
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1
Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
View file

@ -48,6 +48,7 @@ The full ID of peripheral types can be found below.
21 ESAI 21 ESAI
22 SSI Dual FIFO (needs firmware ver >= 2) 22 SSI Dual FIFO (needs firmware ver >= 2)
23 Shared ASRC 23 Shared ASRC
24 SAI
The third cell specifies the transfer priority as below. The third cell specifies the transfer priority as below.

1
drivers/dma/imx-sdma.c
View file

@ -729,6 +729,7 @@ static void sdma_get_pc(struct sdma_channel *sdmac,
case IMX_DMATYPE_CSPI: case IMX_DMATYPE_CSPI:
case IMX_DMATYPE_EXT: case IMX_DMATYPE_EXT:
case IMX_DMATYPE_SSI: case IMX_DMATYPE_SSI:
case IMX_DMATYPE_SAI:
per_2_emi = sdma->script_addrs->app_2_mcu_addr; per_2_emi = sdma->script_addrs->app_2_mcu_addr;
emi_2_per = sdma->script_addrs->mcu_2_app_addr; emi_2_per = sdma->script_addrs->mcu_2_app_addr;
break; break;

1
include/linux/platform_data/dma-imx.h
View file

@ -41,6 +41,7 @@ enum sdma_peripheral_type {
IMX_DMATYPE_ESAI, /* ESAI */ IMX_DMATYPE_ESAI, /* ESAI */
IMX_DMATYPE_SSI_DUAL, /* SSI Dual FIFO */ IMX_DMATYPE_SSI_DUAL, /* SSI Dual FIFO */
IMX_DMATYPE_ASRC_SP, /* Shared ASRC */ IMX_DMATYPE_ASRC_SP, /* Shared ASRC */
IMX_DMATYPE_SAI, /* SAI */
}; };
enum imx_dma_prio { enum imx_dma_prio {