linux-kernel - Re: [PATCH 1/5] ARM: dts: qcom: Add ADM DMA + NAND definitions to ipq806x

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Date:   Mon, 17 May 2021 15:10:43 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Jonathan McDowell <noodles@...th.li>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Ansuel Smith <ansuelsmth@...il.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] ARM: dts: qcom: Add ADM DMA + NAND definitions to
 ipq806x

On 15-05-21, 17:52, Jonathan McDowell wrote:
> Now the ADM driver is in mainline add the appropriate definitions for it
> and the NAND controller to get NAND working on IPQ806x platforms,
> 
> Signed-off-by: Jonathan McDowell <noodles@...th.li>
> ---
>  arch/arm/boot/dts/qcom-ipq8064.dtsi | 67 +++++++++++++++++++++++++++++
>  1 file changed, 67 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom-ipq8064.dtsi
> index 98995ead4413..aaab3820ab0b 100644
> --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
> +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
> @@ -185,6 +185,31 @@
>  					bias-pull-up;
>  				};
>  			};
> +
> +			nand_pins: nand_pins {
> +				mux {
> +					pins = "gpio34", "gpio35", "gpio36",
> +					       "gpio37", "gpio38", "gpio39",
> +					       "gpio40", "gpio41", "gpio42",
> +					       "gpio43", "gpio44", "gpio45",
> +					       "gpio46", "gpio47";
> +					function = "nand";
> +					drive-strength = <10>;
> +					bias-disable;
> +				};
> +
> +				pullups {
> +					pins = "gpio39";
> +					bias-pull-up;
> +				};
> +
> +				hold {
> +					pins = "gpio40", "gpio41", "gpio42",
> +					       "gpio43", "gpio44", "gpio45",
> +					       "gpio46", "gpio47";
> +					bias-bus-hold;
> +				};
> +			};
>  		};
>  
>  		intc: interrupt-controller@...0000 {
> @@ -226,6 +251,26 @@
>  			reg = <0x02098000 0x1000>, <0x02008000 0x1000>;
>  		};
>  
> +		adm_dma: dma@...00000 {

dma-controller@...

-- 
~Vinod