linux-kernel - Re: [PATCH v3 4/5] dt-bindings: usb/ti,am62-usb.yaml: Add PHY2 register space

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Message-ID: <20240201-viewpoint-upload-fb714f650ff5@spud>
Date: Thu, 1 Feb 2024 18:15:20 +0000
From: Conor Dooley <conor@...nel.org>
To: Roger Quadros <rogerq@...nel.org>
Cc: nm@...com, vigneshr@...com, afd@...com, kristo@...nel.org,
	robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org, srk@...com, r-gunasekaran@...com, b-liu@...com,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 4/5] dt-bindings: usb/ti,am62-usb.yaml: Add PHY2
 register space

On Thu, Feb 01, 2024 at 02:03:31PM +0200, Roger Quadros wrote:
> So far this was not required but due to the newly identified
> Errata i2409 [1] we need to poke this register space.
> 
> [1] https://www.ti.com/lit/er/sprz487d/sprz487d.pdf
> 
> Signed-off-by: Roger Quadros <rogerq@...nel.org>

Acked-by: Conor Dooley <conor.dooley@...rochip.com>

> ---
> 
> Notes:
>     Changelog:
>     
>     v3 - new patch
> 
>  Documentation/devicetree/bindings/usb/ti,am62-usb.yaml | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/ti,am62-usb.yaml b/Documentation/devicetree/bindings/usb/ti,am62-usb.yaml
> index fec5651f5602..c02d9d467d9c 100644
> --- a/Documentation/devicetree/bindings/usb/ti,am62-usb.yaml
> +++ b/Documentation/devicetree/bindings/usb/ti,am62-usb.yaml
> @@ -14,7 +14,9 @@ properties:
>      const: ti,am62-usb
>  
>    reg:
> -    maxItems: 1
> +    items:
> +      - description: USB CFG register space
> +      - description: USB PHY2 register space
>  
>    ranges: true
>  
> @@ -82,7 +84,8 @@ examples:
>  
>        usbss1: usb@...0000 {
>          compatible = "ti,am62-usb";
> -        reg = <0x00 0x0f910000 0x00 0x800>;
> +        reg = <0x00 0x0f910000 0x00 0x800>,
> +              <0x00 0x0f918000 0x00 0x400>;

Why the double zeros btw?

Cheers,
Conor.

>          clocks = <&k3_clks 162 3>;
>          clock-names = "ref";
>          ti,syscon-phy-pll-refclk = <&wkup_conf 0x4018>;
> -- 
> 2.34.1
> 

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