From: Nicolin Chen <nicoleotsuka@gmail.com>
To: vinod.koul@intel.com
Cc: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
dan.j.williams@intel.com, s.hauer@pengutronix.de,
shawn.guo@linaro.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org,
b38343@freescale.com
Subject: [PATCH] dma: imx-sdma: Add a new DMATYPE for SAI
Date: Fri, 24 Oct 2014 12:37:41 -0700 [thread overview]
Message-ID: <1414179461-3522-1-git-send-email-nicoleotsuka@gmail.com> (raw)
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>
---
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
next reply other threads:[~2014-10-24 19:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-24 19:37 Nicolin Chen [this message]
2014-10-26 0:19 ` [PATCH] dma: imx-sdma: Add a new DMATYPE for SAI Shawn Guo
[not found] ` <1414179461-3522-1-git-send-email-nicoleotsuka-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-12 11:15 ` Vinod Koul
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