linux-kernel - Re: [PATCH] arm64: dts: stratix10: Add PL330 DMAC to Stratix10 dts

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Date:   Mon, 5 Mar 2018 09:27:45 -0600
From:   Dinh Nguyen <dinguyen@...nel.org>
To:     Graham Moore <graham.moore@...ux.intel.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: stratix10: Add PL330 DMAC to Stratix10 dts



On 02/20/2018 09:38 AM, Graham Moore wrote:
> The Stratix10 SoCFPGA uses the PL330 DMAC.  This patch adds the PL330
> DMAC to the Stratix10 device tree.
> 
> Signed-off-by: Graham Moore <graham.moore@...ux.intel.com>
> ---
>  arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
> index aa4080d..0666c0f 100644
> --- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
> +++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
> @@ -711,6 +711,25 @@
>  			reg = <0xffe00000 0x100000>;
>  		};
>  
> +		pdma: pdma@...a0000 {
> +			compatible = "arm,pl330", "arm,primecell";
> +			reg = <0xffda0000 0x1000>;
> +			interrupts = <0 81 4>,
> +				     <0 82 4>,
> +				     <0 83 4>,
> +				     <0 84 4>,
> +				     <0 85 4>,
> +				     <0 86 4>,
> +				     <0 87 4>,
> +				     <0 88 4>,
> +				     <0 89 4>;
> +			#dma-cells = <1>;
> +			#dma-channels = <8>;
> +			#dma-requests = <32>;
> +			clocks = <&l4_main_clk>;

This clock doesn't exist. Can you please resend this patch based on the
clock driver patch?

please base your updated patch with :

https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git/log/?h=socfpga_for_next_v4.17_dts

Dinh