[PATCH 2/9] dt-bindings: phy: bcm-ns-usb3-phy: Describe the NSP variant

Rob Herring robh at kernel.org
Mon Nov 2 06:45:26 PST 2026


On Wed, Oct 21, 2026 at 10:28:11AM -0700, Florian Fainelli wrote:
> Northstar Plus uses the Northstar Bx PHY register sequence but also
> requires coordinated USB2 and USB3 core resets and a USB2 IDM interface
> clock enable.
> 
> Add an NSP compatible with a required USB2 DMP phandle. Describe the
> shared PHY relationship with EHCI, OHCI and xHCI so initialization
> finishes before any host starts operating.
> 
> Signed-off-by: Florian Fainelli <florian.fainelli at broadcom.com>
> ---
>  .../bindings/phy/bcm-ns-usb3-phy.yaml         | 23 +++++++++++++++++++
>  1 file changed, 23 insertions(+)

Reviewed-by: Rob Herring (Arm) <robh at kernel.org>



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