From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Baluta Subject: [PATCH v2 2/2] arm64: dts: imx8qxp: Add EDMA0/EDMA1 nodes Date: Wed, 27 Mar 2019 19:03:15 +0000 Message-ID: <20190327190244.9208-3-daniel.baluta@nxp.com> References: <20190327190244.9208-1-daniel.baluta@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20190327190244.9208-1-daniel.baluta@nxp.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: "shawnguo@kernel.org" Cc: "robh+dt@kernel.org" , "mark.rutland@arm.com" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , dl-linux-imx , Aisheng Dong , Peng Fan , Anson Huang , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "S.j. Wang" , "linux-kernel@vger.kernel.org" , Daniel Baluta , Teo Hall List-Id: devicetree@vger.kernel.org i.MX8QXP contains a total of 4 EDMA controllers of which two are primarily for audio components and the other two are for non-audio periperhals. This patch adds the EDMA0/EDMA1 nodes used by audio peripherals. EDMA0 contains channels for: * ASRC0 * ESAI0 * SPDIF0 * SAI0, SAI1, SAI2, SAI3 EDMA1 contains channels for: * ASRC1 * SAI4, SAI5 See chapter Audio DMA Memory Maps (2.2.3) from i.MX8QXP RM [1] This patch is based on the dtsi file initially submitted by Teo Hall in i.MX NXP internal tree. [1] https://www.nxp.com/docs/en/reference-manual/IMX8DQXPRM.pdf Cc: Teo Hall Signed-off-by: Daniel Baluta --- arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/d= ts/freescale/imx8qxp.dtsi index 0cb939861a60..84c7c3eca1a1 100644 --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi @@ -182,6 +182,78 @@ #clock-cells =3D <1>; }; =20 + edma0: dma-controller@591f0000 { + compatible =3D "fsl,imx8qxp-edma"; + reg =3D <0x59200000 0x10000>, /* asrc0 pair A input req */ + <0x59210000 0x10000>, /* asrc0 pair B input req */ + <0x59220000 0x10000>, /* asrc0 pair C input req */ + <0x59230000 0x10000>, /* asrc0 pair A output req */ + <0x59240000 0x10000>, /* asrc0 pair B output req */ + <0x59250000 0x10000>, /* asrc0 pair C output req */ + <0x59260000 0x10000>, /* esai0 rx */ + <0x59270000 0x10000>, /* esai0 tx */ + <0x59280000 0x10000>, /* spdif0 rx */ + <0x59290000 0x10000>, /* spdif0 tx */ + <0x592c0000 0x10000>, /* sai0 rx */ + <0x592d0000 0x10000>, /* sai0 tx */ + <0x592e0000 0x10000>, /* sai1 rx */ + <0x592f0000 0x10000>, /* sai1 tx */ + #dma-cells =3D <3>; + shared-interrupt; + dma-channels =3D <14>; + interrupts =3D , /* asrc 0 */ + , + , + , + , + , + , /* esai0 */ + , + , /* spdif0 */ + , + , /* sai0 */ + , + , /* sai1 */ + , + interrupt-names =3D "edma0-chan0-rx", "edma0-chan1-rx", /* asrc0 */ + "edma0-chan2-rx", "edma0-chan3-tx", + "edma0-chan4-tx", "edma0-chan5-tx", + "edma0-chan6-rx", "edma0-chan7-tx", /* esai0 */ + "edma0-chan8-rx", "edma0-chan9-tx", /* spdif0 */ + "edma0-chan12-rx", "edma0-chan13-tx", /* sai0 */ + "edma0-chan14-rx", "edma0-chan15-tx", /* sai1 */ + }; + + edma1: dma-controller@599F0000 { + compatible =3D "fsl,imx8qxp-edma"; + reg =3D <0x0 0x59A00000 0x0 0x10000>, /* asrc1 */ + <0x0 0x59A10000 0x0 0x10000>, + <0x0 0x59A20000 0x0 0x10000>, + <0x0 0x59A30000 0x0 0x10000>, + <0x0 0x59A40000 0x0 0x10000>, + <0x0 0x59A50000 0x0 0x10000>, + <0x0 0x59A80000 0x0 0x10000>, /* sai4 rx */ + <0x0 0x59A90000 0x0 0x10000>, /* sai4 tx */ + <0x0 0x59AA0000 0x0 0x10000>; /* sai5 tx */ + #dma-cells =3D <3>; + shared-interrupt; + dma-channels =3D <9>; + interrupts =3D , /* asrc 1 */ + , + , + , + , + , + , /* sai4 */ + , + ; /* sai5 */ + interrupt-names =3D "edma1-chan0-rx", "edma1-chan1-rx", /* asrc1 */ + "edma1-chan2-rx", "edma1-chan3-tx", + "edma1-chan4-tx", "edma1-chan5-tx", + "edma1-chan8-rx", "edma1-chan9-tx", /* sai4 */ + "edma1-chan10-tx"; /* sai5 */ + }; + adma_lpuart0: serial@5a060000 { compatible =3D "fsl,imx8qxp-lpuart", "fsl,imx7ulp-lpuart"; reg =3D <0x5a060000 0x1000>; --=20 2.17.1