linux-kernel - Re: [PATCH V5 13/16] arm64: tegra: Enable PCIe slots in P2972-0000 board

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Message-ID: <20190503112751.GG32400@ulmo>
Date:   Fri, 3 May 2019 13:27:51 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Vidya Sagar <vidyas@...dia.com>
Cc:     lorenzo.pieralisi@....com, bhelgaas@...gle.com, robh+dt@...nel.org,
        mark.rutland@....com, jonathanh@...dia.com, kishon@...com,
        catalin.marinas@....com, will.deacon@....com, jingoohan1@...il.com,
        gustavo.pimentel@...opsys.com, mperttunen@...dia.com,
        linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, kthota@...dia.com,
        mmaddireddy@...dia.com, sagar.tv@...il.com
Subject: Re: [PATCH V5 13/16] arm64: tegra: Enable PCIe slots in P2972-0000
 board

On Wed, Apr 24, 2019 at 10:50:01AM +0530, Vidya Sagar wrote:
> Enable PCIe controller nodes to enable respective PCIe slots on
> P2972-0000 board. Following is the ownership of slots by different
> PCIe controllers.
> Controller-0 : M.2 Key-M slot
> Controller-1 : On-board Marvell eSATA controller
> Controller-3 : M.2 Key-E slot
> 
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
> Changes since [v4]:
> * None
> 
> Changes since [v3]:
> * None
> 
> Changes since [v2]:
> * Changed P2U label names to reflect new format that includes 'hsio'/'nvhs'
>   strings to reflect UPHY brick they belong to
> 
> Changes since [v1]:
> * Dropped 'pcie-' from phy-names property strings
> 
>  .../arm64/boot/dts/nvidia/tegra194-p2888.dtsi |  2 +-
>  .../boot/dts/nvidia/tegra194-p2972-0000.dts   | 41 +++++++++++++++++++
>  2 files changed, 42 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
> index 0fd5bd29fbf9..30a83d4c5b69 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
> @@ -191,7 +191,7 @@
>  						regulator-boot-on;
>  					};
>  
> -					sd3 {
> +					vdd_1v8ao: sd3 {
>  						regulator-name = "VDD_1V8AO";
>  						regulator-min-microvolt = <1800000>;
>  						regulator-max-microvolt = <1800000>;
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> index b62e96945846..7411c64e24a6 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> @@ -169,4 +169,45 @@
>  			};
>  		};
>  	};
> +
> +	pcie@...80000 {
[...]
> +	pcie@...00000 {
[...]

Again, these should be sorted by unit-address.

Thierry

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