Message ID | 20200430232052.9016-6-vadym.kochan@plvision.eu |
---|---|
State | RFC |
Delegated to: | David Miller |
Headers | show |
Series | net: marvell: prestera: Add Switchdev driver for Prestera family ASIC device 98DX326x (AC3x) | expand |
On Fri, May 01, 2020 at 02:20:52AM +0300, Vadym Kochan wrote: > Document requirement for the PCI port which is connected to the ASIC, to > allow access to the firmware related registers. > > Signed-off-by: Vadym Kochan <vadym.kochan@plvision.eu> > --- > .../devicetree/bindings/net/marvell,prestera.txt | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/marvell,prestera.txt b/Documentation/devicetree/bindings/net/marvell,prestera.txt > index 83370ebf5b89..103c35cfa8a7 100644 > --- a/Documentation/devicetree/bindings/net/marvell,prestera.txt > +++ b/Documentation/devicetree/bindings/net/marvell,prestera.txt > @@ -45,3 +45,16 @@ dfx-server { > ranges = <0 MBUS_ID(0x08, 0x00) 0 0x100000>; > reg = <MBUS_ID(0x08, 0x00) 0 0x100000>; > }; > + > +Marvell Prestera SwitchDev bindings > +----------------------------------- > +The current implementation of Prestera Switchdev PCI interface driver requires > +that BAR2 is assigned to 0xf6000000 as base address from the PCI IO range: > + > +&cp0_pcie0 { > + ranges = <0x81000000 0x0 0xfb000000 0x0 0xfb000000 0x0 0xf0000 > + 0x82000000 0x0 0xf6000000 0x0 0xf6000000 0x0 0x2000000 > + 0x82000000 0x0 0xf9000000 0x0 0xf9000000 0x0 0x100000>; > + phys = <&cp0_comphy0 0>; > + status = "okay"; The base MAC address should be here as well. As was said for v1, module parameters are bad. Andrew
diff --git a/Documentation/devicetree/bindings/net/marvell,prestera.txt b/Documentation/devicetree/bindings/net/marvell,prestera.txt index 83370ebf5b89..103c35cfa8a7 100644 --- a/Documentation/devicetree/bindings/net/marvell,prestera.txt +++ b/Documentation/devicetree/bindings/net/marvell,prestera.txt @@ -45,3 +45,16 @@ dfx-server { ranges = <0 MBUS_ID(0x08, 0x00) 0 0x100000>; reg = <MBUS_ID(0x08, 0x00) 0 0x100000>; }; + +Marvell Prestera SwitchDev bindings +----------------------------------- +The current implementation of Prestera Switchdev PCI interface driver requires +that BAR2 is assigned to 0xf6000000 as base address from the PCI IO range: + +&cp0_pcie0 { + ranges = <0x81000000 0x0 0xfb000000 0x0 0xfb000000 0x0 0xf0000 + 0x82000000 0x0 0xf6000000 0x0 0xf6000000 0x0 0x2000000 + 0x82000000 0x0 0xf9000000 0x0 0xf9000000 0x0 0x100000>; + phys = <&cp0_comphy0 0>; + status = "okay"; +};
Document requirement for the PCI port which is connected to the ASIC, to allow access to the firmware related registers. Signed-off-by: Vadym Kochan <vadym.kochan@plvision.eu> --- .../devicetree/bindings/net/marvell,prestera.txt | 13 +++++++++++++ 1 file changed, 13 insertions(+)