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From: Vladimir Oltean <olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	mark.rutland-5wv7dgnIgG8@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	eha-/iRVSOupHO4@public.gmane.org,
	angelo-BIYBQhTR83Y@public.gmane.org,
	andrew.smirnov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	gustavo-L1vi/lXTdts+Va1GwOuvDg@public.gmane.org,
	weic-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
	mhosny-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
	michael-QKn5cuLxLXY@public.gmane.org,
	peng.ma-3arQi8VN3Tc@public.gmane.org
Subject: [PATCH v3 11/12] arm64: dts: ls1028a: Specify the DMA channels for the DSPI controllers
Date: Sun, 15 Mar 2020 00:43:39 +0200	[thread overview]
Message-ID: <20200314224340.1544-12-olteanv@gmail.com> (raw)
In-Reply-To: <20200314224340.1544-1-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

From: Vladimir Oltean <vladimir.oltean-3arQi8VN3Tc@public.gmane.org>

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 <vladimir.oltean-3arQi8VN3Tc@public.gmane.org>
---
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 = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
 			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 = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
 			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 = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
 			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

  parent reply	other threads:[~2020-03-14 22:43 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-14 22:43 [PATCH v3 00/12] NXP DSPI bugfixes and support for LS1028A Vladimir Oltean
2020-03-14 22:43 ` [PATCH v3 01/12] spi: spi-fsl-dspi: Don't access reserved fields in SPI_MCR Vladimir Oltean
2020-03-14 22:43 ` [PATCH v3 06/12] spi: spi-fsl-dspi: Replace interruptible wait queue with a simple completion Vladimir Oltean
2020-03-16 12:26   ` Mark Brown
     [not found]     ` <20200316122613.GE5010-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2020-03-16 12:29       ` Vladimir Oltean
     [not found]         ` <CA+h21hqRV+HmAz4QGyH9ZtcFWzeCKczitcn+mfTdwAC7ZobdDw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2020-03-16 12:49           ` Mark Brown
2020-03-16 13:00             ` Vladimir Oltean
     [not found]               ` <CA+h21hpoHGuDwpOqtWJFO7+0mQVUrmcBLW7nnGq6dt3QU5axfw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2020-03-16 13:25                 ` Michael Walle
2020-03-16 16:23                   ` Vladimir Oltean
     [not found]                     ` <CA+h21hqt7Xe1LrSDsCVS8zqunQp2tKGhmHDraMirxL595go4nA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2020-03-16 17:15                       ` Michael Walle
     [not found]                         ` <8c22cb70b7c0acb6769e0c68540ab523-QKn5cuLxLXY@public.gmane.org>
2020-03-17 11:24                           ` Michael Walle
2020-03-14 22:43 ` [PATCH v3 07/12] spi: spi-fsl-dspi: Avoid NULL pointer in dspi_slave_abort for non-DMA mode Vladimir Oltean
     [not found] ` <20200314224340.1544-1-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-03-14 22:43   ` [PATCH v3 02/12] spi: spi-fsl-dspi: Fix little endian access to PUSHR CMD and TXDATA Vladimir Oltean
2020-03-14 22:43   ` [PATCH v3 03/12] spi: spi-fsl-dspi: Fix bits-per-word acceleration in DMA mode Vladimir Oltean
2020-03-14 22:43   ` [PATCH v3 04/12] spi: spi-fsl-dspi: Avoid reading more data than written in EOQ mode Vladimir Oltean
2020-03-14 22:43   ` [PATCH v3 05/12] spi: spi-fsl-dspi: Protect against races on dspi->words_in_flight Vladimir Oltean
     [not found]     ` <20200314224340.1544-6-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-03-16 12:35       ` Vladimir Oltean
2020-03-14 22:43   ` [PATCH v3 08/12] spi: spi-fsl-dspi: Fix interrupt-less DMA mode taking an XSPI code path Vladimir Oltean
2020-03-14 22:43   ` [PATCH v3 09/12] spi: spi-fsl-dspi: Move invariant configs out of dspi_transfer_one_message Vladimir Oltean
2020-03-14 22:43   ` [PATCH v3 10/12] spi: spi-fsl-dspi: Add support for LS1028A Vladimir Oltean
2020-03-14 22:43   ` Vladimir Oltean [this message]
2020-03-14 22:43   ` [PATCH v3 12/12] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Vladimir Oltean

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