diff options
Diffstat (limited to 'Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt b/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt deleted file mode 100644 index 258bef483673..000000000000 --- a/Documentation/devicetree/bindings/net/dsa/vitesse,vsc73xx.txt +++ /dev/null @@ -1,129 +0,0 @@ -Vitesse VSC73xx Switches -======================== - -This defines device tree bindings for the Vitesse VSC73xx switch chips. -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 -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 - -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 - -When the chip is connected to a parallel memory bus and work in memory-mapped -I/O mode, a platform device is used to represent the vsc73xx. In this case it -must reside inside a platform bus device tree node. - -Required properties: - -- compatible: must be exactly one of: - "vitesse,vsc7385" - "vitesse,vsc7388" - "vitesse,vsc7395" - "vitesse,vsc7398" -- gpio-controller: indicates that this switch is also a GPIO controller, - see gpio/gpio.txt -- #gpio-cells: this must be set to <2> and indicates that we are a twocell - GPIO controller, see gpio/gpio.txt - -Optional properties: - -- reset-gpios: a handle to a GPIO line that can issue reset of the chip. - It should be tagged as active low. - -Required subnodes: - -See net/dsa/dsa.txt for a list of additional required and optional properties -and subnodes of DSA switches. - -Examples: - -SPI: -switch@0 { - compatible = "vitesse,vsc7395"; - reg = <0>; - /* Specified for 2.5 MHz or below */ - spi-max-frequency = <2500000>; - gpio-controller; - #gpio-cells = <2>; - - 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>; - ethernet = <&gmac1>; - phy-mode = "rgmii"; - fixed-link { - speed = <1000>; - full-duplex; - pause; - }; - }; - }; -}; - -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>; - ethernet = <&enet0>; - phy-mode = "rgmii"; - fixed-link { - speed = <1000>; - full-duplex; - pause; - }; - }; - }; - -}; |