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ARM: dts: enable PCIe support for Cygnus 

Add PCIe device nodes in bcm-cygnus.dtsi but keep them disabled there.
Only enable them for bcm958300k where PCIe interfaces are populated

Signed-off-by: Ray Jui <rjui@broadcom.com>
Reviewed-by: Scott Branden <sbranden@broadcom.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
hifive-unleashed-5.1
Ray Jui 2015-03-11 11:06:09 -07:00 committed by Florian Fainelli
parent 90c6e608e7
commit cd590b50a9
2 changed files with 50 additions and 0 deletions
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42
arch/arm/boot/dts/bcm-cygnus.dtsi
View File

@ -126,6 +126,48 @@
status = "disabled";
};
pcie0: pcie@18012000 {
compatible = "brcm,iproc-pcie";
reg = <0x18012000 0x1000>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
linux,pci-domain = <0>;
bus-range = <0x00 0xff>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
ranges = <0x81000000 0 0 0x28000000 0 0x00010000
0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
status = "disabled";
};
pcie1: pcie@18013000 {
compatible = "brcm,iproc-pcie";
reg = <0x18013000 0x1000>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
linux,pci-domain = <1>;
bus-range = <0x00 0xff>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
ranges = <0x81000000 0 0 0x48000000 0 0x00010000
0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
status = "disabled";
};
uart0: serial@18020000 {
compatible = "snps,dw-apb-uart";
reg = <0x18020000 0x100>;

8
arch/arm/boot/dts/bcm958300k.dts
View File

@ -47,6 +47,14 @@
bootargs = "console=ttyS0,115200";
};
pcie0: pcie@18012000 {
status = "okay";
};
pcie1: pcie@18013000 {
status = "okay";
};
uart3: serial@18023000 {
status = "okay";
};