linux-kernel - Re: [PATCH 3/3] ARM: dts: lan966x: Add UDPHS support

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Date:   Mon, 23 May 2022 08:10:51 +0000
From:   <Claudiu.Beznea@...rochip.com>
To:     <herve.codina@...tlin.com>, <gregkh@...uxfoundation.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <Nicolas.Ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <Horatiu.Vultur@...rochip.com>
CC:     <linux-usb@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH 3/3] ARM: dts: lan966x: Add UDPHS support

On 20.05.2022 18:23, Herve Codina wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> Add UDPHS (the USB High Speed Device Port controller) support.
> 
> The both lan966x SOCs (LAN9662 and LAN9668) have the same UDPHS
> IP. This IP is also the same as the one present in the SAMA5D3
> SOC.
> 
> Signed-off-by: Herve Codina <herve.codina@...tlin.com>
> ---
>  arch/arm/boot/dts/lan966x.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi
> index 7d2869648050..8313e71ecc37 100644
> --- a/arch/arm/boot/dts/lan966x.dtsi
> +++ b/arch/arm/boot/dts/lan966x.dtsi
> @@ -211,6 +211,17 @@ can0: can@...1c000 {
>                         status = "disabled";
>                 };
> 
> +               udc: usb@...08000 {

Please keep the nodes ordered by their base addresses. 0xe0808000 is lower
than 0xe081c000 above.


> +                       compatible = "microchip,lan9662-udc",
> +                                    "atmel,sama5d3-udc";
> +                       reg = <0x00200000 0x80000>,
> +                             <0xe0808000 0x400>;
> +                       interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
> +                       clocks = <&clks GCK_GATE_UDPHS>, <&nic_clk>;
> +                       clock-names = "pclk", "hclk";
> +                       status = "disabled";
> +               };
> +
>                 gpio: pinctrl@...04064 {
>                         compatible = "microchip,lan966x-pinctrl";
>                         reg = <0xe2004064 0xb4>,
> --
> 2.35.1
>