[PATCH v10 4/5] MIPS: DTS: Loongson64: Add PCI Controller Node

Jiaxun Yang
2020-05-14T13:17:43Z

Add PCI Host controller node for Loongson64 with RS780E PCH dts.
Note that PCI interrupts are probed via legacy way, as different
machine have different interrupt arrangement, we can't cover all
of them in dt.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
arch/mips/boot/dts/loongson/rs780e-pch.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/arch/mips/boot/dts/loongson/rs780e-pch.dtsi b/arch/mips/boot/dts/loongson/rs780e-pch.dtsi
index 8687c4f7370a..d0d5d60a8697 100644
--- a/arch/mips/boot/dts/loongson/rs780e-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/rs780e-pch.dtsi
@@ -9,6 +9,18 @@ bus@10000000 {
0 0x40000000 0 0x40000000 0 0x40000000
0xfd 0xfe000000 0xfd 0xfe000000 0 0x2000000 /* PCI Config Space */>;

+ pci@1a000000 {
+ compatible = "loongson,rs780e-pci";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ reg = <0 0x1a000000 0 0x02000000>;
+
+ ranges = <0x01000000 0 0x00004000 0 0x18004000 0 0x00004000>,
+ <0x02000000 0 0x40000000 0 0x40000000 0 0x40000000>;
+ };
+
isa {
compatible = "isa";
#address-cells = <2>;
--
2.26.2