linux-kernel - Re: [PATCH 1/5] dt-bindings: phy: tegra: Add Tegra186 support

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Message-ID: <45ab054d-674f-fcdf-85cf-b07c049f0e7d@nvidia.com>
Date:   Mon, 28 Jan 2019 15:04:36 +0800
From:   jckuo <jckuo@...dia.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Rob Herring <robh+dt@...nel.org>
CC:     Jonathan Hunter <jonathanh@...dia.com>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>
Subject: Re: [PATCH 1/5] dt-bindings: phy: tegra: Add Tegra186 support

Reviewed-by: JC Kuo <jckuo@...dia.com>

On 1/25/19 7:25 PM, Thierry Reding wrote:
> From: Thierry Reding <treding@...dia.com>
>
> Extend the bindings to cover the set of features found in Tegra186. Note
> that, technically, there are four more supplies connected to the XUSB
> pad controller (DVDD_PEX, DVDD_PEX_PLL, HVDD_PEX and HVDD_PEX_PLL), but
> the power sequencing requirements of Tegra186 require these to be under
> the control of the PMIC.
>
> Signed-off-by: Thierry Reding <treding@...dia.com>
> ---
>   .../bindings/phy/nvidia,tegra124-xusb-padctl.txt         | 9 +++++++++
>   1 file changed, 9 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
> index 3742c152c467..daedb15f322e 100644
> --- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
> +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
> @@ -36,11 +36,20 @@ Required properties:
>     - Tegra124: "nvidia,tegra124-xusb-padctl"
>     - Tegra132: "nvidia,tegra132-xusb-padctl", "nvidia,tegra124-xusb-padctl"
>     - Tegra210: "nvidia,tegra210-xusb-padctl"
> +  - Tegra186: "nvidia,tegra186-xusb-padctl"
>   - reg: Physical base address and length of the controller's registers.
>   - resets: Must contain an entry for each entry in reset-names.
>   - reset-names: Must include the following entries:
>     - "padctl"
>   
> +For Tegra186:
> +- avdd-pll-erefeut-supply: UPHY brick and reference clock as well as UTMI PHY
> +  power supply. Must supply 1.8 V.
> +- avdd-usb-supply: USB I/Os, VBUS, ID, REXT, D+/D- power supply. Must supply
> +  3.3 V.
> +- vclamp-usb-supply: Bias rail for USB pad. Must supply 1.8 V.
> +- vddio-hsic-supply: HSIC PHY power supply. Must supply 1.2 V.
> +
>   
>   Pad nodes:
>   ==========