[PATCH v4 3/4] MIPS: Loongson64: DTS: Add SPI support to LS7A

[Qing Zhang <zhangqing@xxxxxxxxxxx>]

add spi support.

Signed-off-by: Qing Zhang <zhangqing@xxxxxxxxxxx>
---

v2:
- Add spi about pci device DT

v3:
- Remove spiflash node

v4:
- Remove useless compatible

---
 arch/mips/boot/dts/loongson/ls7a-pch.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index f99a7a1..f4919c3 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -405,6 +405,16 @@
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 39 IRQ_TYPE_LEVEL_HIGH>;
 			};
+
+			spi@16,0 {
+				compatible = "pci0014,7a0b.0",
+						"pci0014,7a0b",
+						"pciclass088000",
+						"pciclass0880";
+
+				reg = <0xb000 0x0 0x0 0x0 0x0>;
+				num-chipselects = <0>;
+			};
 		};
 
 		isa {
-- 
2.1.0