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From: Andrew Murray <andrew.murray@arm.com>
To: Vidya Sagar <vidyas@nvidia.com>
Cc: lorenzo.pieralisi@arm.com, bhelgaas@google.com,
	robh+dt@kernel.org, thierry.reding@gmail.com,
	jonathanh@nvidia.com, kishon@ti.com,
	gustavo.pimentel@synopsys.com, digetx@gmail.com,
	mperttunen@nvidia.com, linux-pci@vger.kernel.org,
	devicetree@vger.kernel.org, linux-tegra@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, kthota@nvidia.com,
	mmaddireddy@nvidia.com, sagar.tv@gmail.com
Subject: Re: [PATCH V3 6/6] arm64: tegra: Add PCIe slot supply information in p2972-0000 platform
Date: Mon, 2 Sep 2019 11:47:56 +0100	[thread overview]
Message-ID: <20190902104756.GE9720@e119886-lin.cambridge.arm.com> (raw)
In-Reply-To: <20190828172850.19871-7-vidyas@nvidia.com>

On Wed, Aug 28, 2019 at 10:58:50PM +0530, Vidya Sagar wrote:
> Add 3.3V and 12V supplies regulators information of x16 PCIe slot in
> p2972-0000 platform which is owned by C5 controller and also enable C5
> controller.
> 
> Signed-off-by: Vidya Sagar <vidyas@nvidia.com>

Reviewed-by: Andrew Murray <andrew.murray@arm.com>

> ---
> V3:
> * None
> 
> V2:
> * None
> 
>  .../arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 24 +++++++++++++++++++
>  .../boot/dts/nvidia/tegra194-p2972-0000.dts   |  4 +++-
>  2 files changed, 27 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
> index 62e07e1197cc..4c38426a6969 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
> @@ -289,5 +289,29 @@
>  			gpio = <&gpio TEGRA194_MAIN_GPIO(A, 3) GPIO_ACTIVE_HIGH>;
>  			enable-active-high;
>  		};
> +
> +		vdd_3v3_pcie: regulator@2 {
> +			compatible = "regulator-fixed";
> +			reg = <2>;
> +
> +			regulator-name = "PEX_3V3";
> +			regulator-min-microvolt = <3300000>;
> +			regulator-max-microvolt = <3300000>;
> +			gpio = <&gpio TEGRA194_MAIN_GPIO(Z, 2) GPIO_ACTIVE_HIGH>;
> +			regulator-boot-on;
> +			enable-active-high;
> +		};
> +
> +		vdd_12v_pcie: regulator@3 {
> +			compatible = "regulator-fixed";
> +			reg = <3>;
> +
> +			regulator-name = "VDD_12V";
> +			regulator-min-microvolt = <1200000>;
> +			regulator-max-microvolt = <1200000>;
> +			gpio = <&gpio TEGRA194_MAIN_GPIO(A, 1) GPIO_ACTIVE_LOW>;
> +			regulator-boot-on;
> +			enable-active-low;
> +		};
>  	};
>  };
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> index 23597d53c9c9..d47cd8c4dd24 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
> @@ -93,9 +93,11 @@
>  	};
>  
>  	pcie@141a0000 {
> -		status = "disabled";
> +		status = "okay";
>  
>  		vddio-pex-ctl-supply = <&vdd_1v8ao>;
> +		vpcie3v3-supply = <&vdd_3v3_pcie>;
> +		vpcie12v-supply = <&vdd_12v_pcie>;
>  
>  		phys = <&p2u_nvhs_0>, <&p2u_nvhs_1>, <&p2u_nvhs_2>,
>  		       <&p2u_nvhs_3>, <&p2u_nvhs_4>, <&p2u_nvhs_5>,
> -- 
> 2.17.1
> 

  reply	other threads:[~2019-09-02 10:48 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-28 17:28 [PATCH V3 0/6] PCI: tegra: Enable PCIe C5 controller of Tegra194 in p2972-0000 platform Vidya Sagar
2019-08-28 17:28 ` [PATCH V3 1/6] dt-bindings: PCI: tegra: Add sideband pins configuration entries Vidya Sagar
2019-09-02 10:40   ` Andrew Murray
2019-09-02 11:38   ` Thierry Reding
2019-09-02 13:38   ` Rob Herring
2019-08-28 17:28 ` [PATCH V3 2/6] dt-bindings: PCI: tegra: Add PCIe slot supplies regulator entries Vidya Sagar
2019-08-29 12:03   ` Thierry Reding
2019-08-29 15:18     ` Vidya Sagar
2019-08-29 16:41       ` Thierry Reding
2019-09-02 10:41   ` Andrew Murray
2019-09-02 11:38   ` Thierry Reding
2019-09-02 13:38   ` Rob Herring
2019-08-28 17:28 ` [PATCH V3 3/6] PCI: tegra: Add support to configure sideband pins Vidya Sagar
2019-09-02 10:18   ` Andrew Murray
2019-09-02 11:38   ` Thierry Reding
2019-08-28 17:28 ` [PATCH V3 4/6] PCI: tegra: Add support to enable slot regulators Vidya Sagar
2019-09-02 10:29   ` Andrew Murray
2019-09-02 11:40   ` Thierry Reding
2019-08-28 17:28 ` [PATCH V3 5/6] arm64: tegra: Add configuration for PCIe C5 sideband signals Vidya Sagar
2019-09-02 10:45   ` Andrew Murray
2019-08-28 17:28 ` [PATCH V3 6/6] arm64: tegra: Add PCIe slot supply information in p2972-0000 platform Vidya Sagar
2019-09-02 10:47   ` Andrew Murray [this message]
2019-09-05  8:14 ` [PATCH V3 0/6] PCI: tegra: Enable PCIe C5 controller of Tegra194 " Vidya Sagar
2019-09-05  9:34   ` Lorenzo Pieralisi
2019-09-05 10:50     ` Vidya Sagar

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