[PATCH v2 3/4] MIPS: Loongson64: DTS: Add SPI support to LS7A

[Qing Zhang]

add spi and amd node support.

Signed-off-by: Qing Zhang <zhangq...@loongson.cn>
---

v2:
- Add spi about pci device DT
---
 arch/mips/boot/dts/loongson/ls7a-pch.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi 
b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index f99a7a1..ab8836b 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -405,6 +405,26 @@
                                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";
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               reg = <0xb000 0x0 0x0 0x0 0x0>;
+                               num-chipselects = <0>;
+                               spiflash: s25fl016k@0 {
+                               #address-cells = <1>;
+                               #size-cells = <1>;
+                               compatible 
="spansion,s25fl016k","jedec,spi-nor";
+                               spi-max-frequency=<50000000>;
+                               reg=<0>;
+                               };
+                       };
                };
 
                isa {
-- 
2.1.0