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ARM: shmobile: silk: add Ether DT support

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Define the SILK board dependent part of the Ether device node.
Enable DHCP and NFS root for the kernel booting.

Based on the original patch by Vladimir Barinov
<vladimir.barinov@cogentembedded.com>.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Sergei Shtylyov 2015-07-29 01:16:02 +03:00 committed by Simon Horman
parent a42fc57a9e
commit dad5c83d71
1 changed files with 27 additions and 1 deletions
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28
arch/arm/boot/dts/r8a7794-silk.dts
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@ -22,7 +22,7 @@
};
chosen {
bootargs = "ignore_loglevel";
bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
stdout-path = &scif2;
};
@ -41,6 +41,16 @@
renesas,groups = "scif2_data";
renesas,function = "scif2";
};
ether_pins: ether {
renesas,groups = "eth_link", "eth_mdio", "eth_rmii";
renesas,function = "eth";
};
phy1_pins: phy1 {
renesas,groups = "intc_irq8";
renesas,function = "intc";
};
};
&scif2 {
@ -49,3 +59,19 @@
status = "okay";
};
&ether {
pinctrl-0 = <&ether_pins &phy1_pins>;
pinctrl-names = "default";
phy-handle = <&phy1>;
renesas,ether-link-active-low;
status = "okay";
phy1: ethernet-phy@1 {
reg = <1>;
interrupt-parent = <&irqc0>;
interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
micrel,led-mode = <1>;
};
};