ARM: dts: alpine: add internal pci

This patch adds device-tree entry for the internal pci bus on Alpine.
Alpine's on-chip devices appear as pci devices on this bus.

Signed-off-by: Tsahee Zidenberg <tsahee@annapurnalabs.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 19 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/alpine.dtsi b/arch/arm/boot/dts/alpine.dtsi
index 519f58cc9761..9af2d60e9a7f 100644
--- a/arch/arm/boot/dts/alpine.dtsi
+++ b/arch/arm/boot/dts/alpine.dtsi
@@ -137,5 +137,24 @@
                         reg-shift = <2>;
                         reg-io-width = <4>;
                 };
+
+                /* Internal PCIe Controller */
+                pcie-internal@0xfbc00000 {
+                        compatible = "pci-host-ecam-generic";
+                        device_type = "pci";
+                        #size-cells = <2>;
+                        #address-cells = <3>;
+                        #interrupt-cells = <1>;
+                        reg = <0x0 0xfbc00000 0x0 0x100000>;
+                        interrupt-map-mask = <0xf800 0 0 7>;
+                        /* Add legacy interrupts for SATA devices only */
+                        interrupt-map = <0x4000 0 0 1 &gic 0 43 4>,
+                                        <0x4800 0 0 1 &gic 0 44 4>;
+
+                        /* 32 bit non prefetchable memory space */
+                        ranges = <0x02000000 0x0 0xfe000000 0x0 0xfe000000 0x0 0x1000000>;
+
+                        bus-range = <0x00 0x00>;
+                };
         };
 };