ARM: dove: add MBus DT node

This adds a MBus node including ranges and pcie apertures required later.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 0b4b8ec966c4..d312290edfc1 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -29,6 +29,21 @@
                 marvell,tauros2-cache-features = <0>;
         };
 
+        mbus {
+                compatible = "marvell,dove-mbus", "marvell,mbus", "simple-bus";
+                #address-cells = <2>;
+                #size-cells = <1>;
+                controller = <&mbusc>;
+                pcie-mem-aperture = <0xe0000000 0x10000000>; /* 256M MEM space */
+                pcie-io-aperture  = <0xf2000000 0x00200000>; /*   2M I/O space */
+
+                ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x0100000   /* MBUS regs  1M */
+                          MBUS_ID(0xf0, 0x02) 0 0xf1800000 0x1000000   /* AXI  regs 16M */
+                          MBUS_ID(0x01, 0xfd) 0 0xf8000000 0x8000000   /* BootROM  128M */
+                          MBUS_ID(0x03, 0x01) 0 0xc8000000 0x0100000   /* CESA SRAM  1M */
+                          MBUS_ID(0x0d, 0x00) 0 0xf0000000 0x0100000>; /* PMU  SRAM  1M */
+        };
+
         soc@f1000000 {
                 compatible = "simple-bus";
                 #address-cells = <1>;
@@ -44,6 +59,11 @@
                           0xf2100000 0xf2100000 0x0100000   /* PCIe0 I/O   1M */
                           0xf8000000 0xf8000000 0x8000000>; /* BootROM   128M */
 
+                mbusc: mbus-ctrl@20000 {
+                        compatible = "marvell,mbus-controller";
+                        reg = <0x20000 0x80>, <0x800100 0x8>;
+                };
+
                 timer: timer@20300 {
                         compatible = "marvell,orion-timer";
                         reg = <0x20300 0x20>;