On 7/3/2019 1:57 AM, Pawel Dembicki wrote: > This commit introduce how to use vsc73xx platform driver. > > Signed-off-by: Pawel Dembicki <paweldembicki@xxxxxxxxx> Pawel, please resubmit your patches starting a new thread, not as reply to the existing ones, see https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/networking/netdev-FAQ.rst#n134 for details. Also, David Miller typically likes to have a cover letter for patch count > 1. Thanks! > --- > Changes in v2: > - Drop -spi and -platform suffix > - Change commit message > > .../bindings/net/dsa/vitesse,vsc73xx.txt | 57 +++++++++++++++++-- > 1 file changed, 53 insertions(+), 4 deletions(-) > > diff --git a/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt b/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt > index ed4710c40641..c55e0148657d 100644 > --- a/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt > +++ b/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt > @@ -2,8 +2,8 @@ Vitesse VSC73xx Switches > ======================== > > This defines device tree bindings for the Vitesse VSC73xx switch chips. > -The Vitesse company has been acquired by Microsemi and Microsemi in turn > -acquired by Microchip but retains this vendor branding. > +The Vitesse company has been acquired by Microsemi and Microsemi has > +been acquired Microchip but retains this vendor branding. > > The currently supported switch chips are: > Vitesse VSC7385 SparX-G5 5+1-port Integrated Gigabit Ethernet Switch > @@ -11,8 +11,13 @@ Vitesse VSC7388 SparX-G8 8-port Integrated Gigabit Ethernet Switch > Vitesse VSC7395 SparX-G5e 5+1-port Integrated Gigabit Ethernet Switch > Vitesse VSC7398 SparX-G8e 8-port Integrated Gigabit Ethernet Switch > > -The device tree node is an SPI device so it must reside inside a SPI bus > -device tree node, see spi/spi-bus.txt > +This switch could have two different management interface. > + > +If SPI interface is used, the device tree node is an SPI device so it must > +reside inside a SPI bus device tree node, see spi/spi-bus.txt > + > +If Platform driver is used, the device tree node is an platform device so it > +must reside inside a platform bus device tree node. > > Required properties: > > @@ -38,6 +43,7 @@ and subnodes of DSA switches. > > Examples: > > +SPI: > switch@0 { > compatible = "vitesse,vsc7395"; > reg = <0>; > @@ -79,3 +85,46 @@ switch@0 { > }; > }; > }; > + > +Platform: > +switch@2,0 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "vitesse,vsc7385"; > + reg = <0x2 0x0 0x20000>; > + reset-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + label = "lan1"; > + }; > + port@1 { > + reg = <1>; > + label = "lan2"; > + }; > + port@2 { > + reg = <2>; > + label = "lan3"; > + }; > + port@3 { > + reg = <3>; > + label = "lan4"; > + }; > + vsc: port@6 { > + reg = <6>; > + label = "cpu"; > + ethernet = <&enet0>; > + phy-mode = "rgmii"; > + fixed-link { > + speed = <1000>; > + full-duplex; > + pause; > + }; > + }; > + }; > + > +}; > -- Florian
