From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Michal Simek <michal.simek@xilinx.com>
Cc: dmaengine@vger.kernel.org, Hyun Kwon <hyun.kwon@xilinx.com>,
Tejas Upadhyay <tejasu@xilinx.com>,
Satish Kumar Nagireddy <SATISHNA@xilinx.com>,
Vinod Koul <vkoul@kernel.org>,
Peter Ujfalusi <peter.ujfalusi@ti.com>
Subject: Re: [PATCH v4 6/6] arm64: dts: zynqmp: Add DPDMA node
Date: Thu, 28 May 2020 05:49:38 +0300 [thread overview]
Message-ID: <20200528024938.GA31055@pendragon.ideasonboard.com> (raw)
In-Reply-To: <4221cfb8-2193-afb5-dd1f-f0f3ac315ff4@xilinx.com>
Hi Michal,
On Thu, May 14, 2020 at 07:56:47AM +0200, Michal Simek wrote:
> On 13. 05. 20 18:59, Laurent Pinchart wrote:
> > Add a DT node for the DisplayPort DMA engine (DPDMA).
> >
> > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> > ---
> > arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi | 4 ++++
> > arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 10 ++++++++++
> > 2 files changed, 14 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
> > index 9868ca15dfc5..32c4914738d9 100644
> > --- a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
> > +++ b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
> > @@ -57,6 +57,10 @@ &cpu0 {
> > clocks = <&zynqmp_clk ACPU>;
> > };
> >
> > +&dpdma {
> > + clocks = <&zynqmp_clk DPDMA_REF>;
> > +};
> > +
> > &fpd_dma_chan1 {
> > clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
> > };
> > diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > index 26d926eb1431..2e284eb8d3c1 100644
> > --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > @@ -246,6 +246,16 @@ pmu@9000 {
> > };
> > };
> >
> > + dpdma: dma-controller@fd4c0000 {
> > + compatible = "xlnx,zynqmp-dpdma";
> > + status = "disabled";
> > + reg = <0x0 0xfd4c0000 0x0 0x1000>;
> > + interrupts = <0 122 4>;
> > + interrupt-parent = <&gic>;
> > + clock-names = "axi_clk";
> > + #dma-cells = <1>;
> > + };
> > +
> > /* GDMA */
> > fpd_dma_chan1: dma@fd500000 {
> > status = "disabled";
> >
>
> Acked-by: Michal Simek <michal.simek@xilinx.com>
>
> Feel free to take it with this series. Or let me know if you want me to
> take it via my soc tree.
If we ever find an agreement on the DMA engine API :-)
--
Regards,
Laurent Pinchart
prev parent reply other threads:[~2020-05-28 2:49 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-13 16:59 [PATCH v4 0/6] dma: Add Xilinx ZynqMP DPDMA driver Laurent Pinchart
2020-05-13 16:59 ` [PATCH v4 1/6] dt: bindings: dma: xilinx: dpdma: DT bindings for Xilinx DPDMA Laurent Pinchart
2020-05-13 16:59 ` [PATCH v4 2/6] dmaengine: virt-dma: Use lockdep to check locking requirements Laurent Pinchart
2020-05-13 16:59 ` [PATCH v4 3/6] dmaengine: Add support for repeating transactions Laurent Pinchart
2020-05-14 18:23 ` Vinod Koul
2020-05-14 20:07 ` Laurent Pinchart
2020-05-15 8:38 ` Vinod Koul
2020-05-15 14:11 ` Laurent Pinchart
2020-05-18 13:57 ` Peter Ujfalusi
2020-05-18 14:32 ` Laurent Pinchart
2020-05-19 12:41 ` Peter Ujfalusi
2020-05-28 2:10 ` Laurent Pinchart
2020-06-01 11:14 ` Peter Ujfalusi
2020-06-01 11:49 ` Laurent Pinchart
2020-06-03 10:51 ` Peter Ujfalusi
2020-06-03 16:06 ` Vinod Koul
2020-06-16 21:39 ` Laurent Pinchart
2020-06-23 9:47 ` Laurent Pinchart
2020-05-13 16:59 ` [PATCH v4 4/6] dmaengine: xilinx: dpdma: Add the Xilinx DisplayPort DMA engine driver Laurent Pinchart
2020-05-13 16:59 ` [PATCH v4 5/6] dmaengine: xilinx: dpdma: Add debugfs support Laurent Pinchart
2020-05-13 16:59 ` [PATCH v4 6/6] arm64: dts: zynqmp: Add DPDMA node Laurent Pinchart
2020-05-14 5:56 ` Michal Simek
2020-05-28 2:49 ` Laurent Pinchart [this message]
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