Message ID | 20230531092121.291770-2-ben.dooks@codethink.co.uk (mailing list archive) |
---|---|
State | Changes Requested |
Delegated to: | Bjorn Helgaas |
Headers | show |
Series | [1/2] PCI: of: update max-link-speed for gen5 links | expand |
On Wed, May 31, 2023 at 10:21:21AM +0100, Ben Dooks wrote: > Add updated max-link-speed values for newer generation PCIe link > speeds. Acked-by: Conor Dooley <conor.dooley@microchip.com> Cheers, Conor. > > Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> > Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> > Cc: devicetree@vger.kernel.org > --- > Documentation/devicetree/bindings/pci/pci.txt | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/pci/pci.txt b/Documentation/devicetree/bindings/pci/pci.txt > index 6a8f2874a24d..56391e193fc4 100644 > --- a/Documentation/devicetree/bindings/pci/pci.txt > +++ b/Documentation/devicetree/bindings/pci/pci.txt > @@ -22,8 +22,9 @@ driver implementation may support the following properties: > If present this property specifies PCI gen for link capability. Host > drivers could add this as a strategy to avoid unnecessary operation for > unsupported link speed, for instance, trying to do training for > - unsupported link speed, etc. Must be '4' for gen4, '3' for gen3, '2' > - for gen2, and '1' for gen1. Any other values are invalid. > + unsupported link speed, etc. Must be '6' for gen6, '5' for gen5, > + '4' for gen4, '3' for gen3, '2' for gen2, and '1' for gen1. > + Any other values are invalid. > - reset-gpios: > If present this property specifies PERST# GPIO. Host drivers can parse the > GPIO and apply fundamental reset to endpoints. > -- > 2.39.2 >
On Wed, May 31, 2023 at 10:21:21AM +0100, Ben Dooks wrote: > Add updated max-link-speed values for newer generation PCIe link > speeds. > > Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> > Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> > Cc: devicetree@vger.kernel.org > --- > Documentation/devicetree/bindings/pci/pci.txt | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/pci/pci.txt b/Documentation/devicetree/bindings/pci/pci.txt > index 6a8f2874a24d..56391e193fc4 100644 > --- a/Documentation/devicetree/bindings/pci/pci.txt > +++ b/Documentation/devicetree/bindings/pci/pci.txt > @@ -22,8 +22,9 @@ driver implementation may support the following properties: > If present this property specifies PCI gen for link capability. Host > drivers could add this as a strategy to avoid unnecessary operation for > unsupported link speed, for instance, trying to do training for > - unsupported link speed, etc. Must be '4' for gen4, '3' for gen3, '2' > - for gen2, and '1' for gen1. Any other values are invalid. > + unsupported link speed, etc. Must be '6' for gen6, '5' for gen5, > + '4' for gen4, '3' for gen3, '2' for gen2, and '1' for gen1. > + Any other values are invalid. This file is a deadend to be removed. Please update dtschema with the new values. Rob
diff --git a/Documentation/devicetree/bindings/pci/pci.txt b/Documentation/devicetree/bindings/pci/pci.txt index 6a8f2874a24d..56391e193fc4 100644 --- a/Documentation/devicetree/bindings/pci/pci.txt +++ b/Documentation/devicetree/bindings/pci/pci.txt @@ -22,8 +22,9 @@ driver implementation may support the following properties: If present this property specifies PCI gen for link capability. Host drivers could add this as a strategy to avoid unnecessary operation for unsupported link speed, for instance, trying to do training for - unsupported link speed, etc. Must be '4' for gen4, '3' for gen3, '2' - for gen2, and '1' for gen1. Any other values are invalid. + unsupported link speed, etc. Must be '6' for gen6, '5' for gen5, + '4' for gen4, '3' for gen3, '2' for gen2, and '1' for gen1. + Any other values are invalid. - reset-gpios: If present this property specifies PERST# GPIO. Host drivers can parse the GPIO and apply fundamental reset to endpoints.
Add updated max-link-speed values for newer generation PCIe link speeds. Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> Cc: devicetree@vger.kernel.org --- Documentation/devicetree/bindings/pci/pci.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)