From mboxrd@z Thu Jan 1 00:00:00 1970 From: galak@codeaurora.org (Kumar Gala) Date: Tue, 29 Oct 2013 12:21:52 -0500 Subject: [PATCH 1/3] dma: imx-sdma: Add ssi dual fifo script support In-Reply-To: <9ed025d4e98f716ba80b27acaaa98f43ad3bd75a.1383047327.git.b42378@freescale.com> References: <9ed025d4e98f716ba80b27acaaa98f43ad3bd75a.1383047327.git.b42378@freescale.com> Message-ID: <4648FA57-F1B4-4341-A536-BAA43364165D@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Oct 29, 2013, at 7:33 AM, Nicolin Chen wrote: > There's a script for SSI missing in current sdma script list. Thus add it. > This script would allow SSI use its dual fifo mode to transimit/receive > data without occasional hardware underrun/overrun. > > This patch also fixed a counting error for total number of scripts. > > Signed-off-by: Nicolin Chen > --- > Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt | 1 + > drivers/dma/imx-sdma.c | 6 +++++- > include/linux/platform_data/dma-imx-sdma.h | 2 ++ > include/linux/platform_data/dma-imx.h | 1 + > 4 files changed, 9 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt > index 4fa814d..3b933c5 100644 > --- a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt > +++ b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt > @@ -42,6 +42,7 @@ The full ID of peripheral types can be found below. > 19 IPU Memory > 20 ASRC > 21 ESAI > + 22 SSI Dual FIFO > > The third cell specifies the transfer priority as below. For the DT-Binding portion: Acked-by: Kumar Gala - k -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation