From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Oltean Subject: [PATCH v5 11/12] arm64: dts: ls1028a: Specify the DMA channels for the DSPI controllers Date: Wed, 18 Mar 2020 02:16:02 +0200 Message-ID: <20200318001603.9650-12-olteanv@gmail.com> References: <20200318001603.9650-1-olteanv@gmail.com> Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, shawnguo@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org, eha@deif.com, angelo@sysam.it, andrew.smirnov@gmail.com, gustavo@embeddedor.com, weic@nvidia.com, mhosny@nvidia.com, michael@walle.cc, peng.ma@nxp.com To: broonie@kernel.org Return-path: In-Reply-To: <20200318001603.9650-1-olteanv@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org From: Vladimir Oltean LS1028A has a functional connection to the eDMA module. Even if the spi-fsl-dspi.c driver is not using DMA for LS1028A now, define the slots in the DMAMUX for connecting the eDMA channels to the 3 DSPI controllers. Signed-off-by: Vladimir Oltean --- Changes in v5: None. Changes in v4: None. Changes in v3: None. Changes in v2: None. arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index 515e0a1b934f..18155273a46e 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -298,6 +298,8 @@ interrupts = ; clock-names = "dspi"; clocks = <&clockgen 4 1>; + dmas = <&edma0 0 62>, <&edma0 0 60>; + dma-names = "tx", "rx"; spi-num-chipselects = <4>; little-endian; status = "disabled"; @@ -311,6 +313,8 @@ interrupts = ; clock-names = "dspi"; clocks = <&clockgen 4 1>; + dmas = <&edma0 0 58>, <&edma0 0 56>; + dma-names = "tx", "rx"; spi-num-chipselects = <4>; little-endian; status = "disabled"; @@ -324,6 +328,8 @@ interrupts = ; clock-names = "dspi"; clocks = <&clockgen 4 1>; + dmas = <&edma0 0 54>, <&edma0 0 2>; + dma-names = "tx", "rx"; spi-num-chipselects = <3>; little-endian; status = "disabled"; -- 2.17.1