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mips: xilfpga: Add device tree files

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Mostly the same as the Kernel upstream device tree file except for

- alias for the serial console node
- ethernet node as the ethernet stuff isn't upstream on kernel.org yet
- uart clock-frequency passed directly in the node

Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
Reviewed-by: Paul Burton <paul.burton@imgtec.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
This commit is contained in:
Zubair Lutfullah Kakakhel 2016-07-29 15:11:19 +01:00 committed by Daniel Schwierzeck
parent 2f1f05f432
commit d4e85377e7
3 changed files with 84 additions and 0 deletions
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1
arch/mips/dts/Makefile
View file

@ -6,6 +6,7 @@ dtb-$(CONFIG_TARGET_AP121) += ap121.dtb
dtb-$(CONFIG_TARGET_AP143) += ap143.dtb
dtb-$(CONFIG_TARGET_MALTA) += mti,malta.dtb
dtb-$(CONFIG_TARGET_PIC32MZDASK) += pic32mzda_sk.dtb
dtb-$(CONFIG_TARGET_XILFPGA) += nexys4ddr.dtb
dtb-$(CONFIG_BOARD_TPLINK_WDR4300) += tplink_wdr4300.dtb
targets += $(dtb-y)

21
arch/mips/dts/microAptiv.dtsi Normal file
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@ -0,0 +1,21 @@
/ {
#address-cells = <1>;
#size-cells = <1>;
compatible = "img,xilfpga";
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
compatible = "mips,m14Kc";
clocks = <&ext>;
reg = <0>;
};
};
ext: ext {
compatible = "fixed-clock";
#clock-cells = <0>;
};
};

62
arch/mips/dts/nexys4ddr.dts Normal file
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@ -0,0 +1,62 @@
/dts-v1/;
#include "microAptiv.dtsi"
/ {
compatible = "digilent,nexys4ddr";
memory {
device_type = "memory";
reg = <0x0 0x08000000>;
};
cpuintc: interrupt-controller@0 {
#address-cells = <0>;
#interrupt-cells = <1>;
interrupt-controller;
compatible = "mti,cpu-interrupt-controller";
};
aliases {
console = &axi_uart16550;
};
axi_ethernetlite: ethernet@10e00000 {
compatible = "xlnx,xps-ethernetlite-1.00.a";
device_type = "network";
local-mac-address = [08 86 4C 0D F7 09];
phy-handle = <&phy0>;
reg = <0x10e00000 0x10000>;
xlnx,duplex = <0x1>;
xlnx,include-global-buffers = <0x1>;
xlnx,include-internal-loopback = <0x0>;
xlnx,include-mdio = <0x1>;
xlnx,instance = "axi_ethernetlite_inst";
xlnx,rx-ping-pong = <0x1>;
xlnx,s-axi-id-width = <0x1>;
xlnx,tx-ping-pong = <0x1>;
xlnx,use-internal = <0x0>;
mdio {
#address-cells = <1>;
#size-cells = <0>;
phy0: phy@1 {
compatible = <0x0007c0f0 0xfffffff0>;
device_type = "ethernet-phy";
reg = <1>;
} ;
} ;
} ;
axi_uart16550: serial@10400000 {
compatible = "ns16550a";
reg = <0x10400000 0x10000>;
reg-shift = <2>;
reg-offset = <0x1000>;
clock-frequency = <50000000>;
};
};