ARM: orion5x: add Device Bus description at SoC level

This commit adds the necessary SoC-level Device Tree definitions to
describe the Device Bus of Orion5x SOCs. The Device Bus is mainly used
to connect NOR flashes to the system.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Link: https://lkml.kernel.org/r/1398202002-28530-27-git-send-email-thomas.petazzoni@free-electrons.com
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

diff --git a/arch/arm/boot/dts/orion5x.dtsi b/arch/arm/boot/dts/orion5x.dtsi
index 203edde5cfc49a937f14e46954f769ff6bf74fc4..75cd01bd60241d0e0f06f2a390941c63a925e7bf 100644 (file)
--- a/arch/arm/boot/dts/orion5x.dtsi
+++ b/arch/arm/boot/dts/orion5x.dtsi
@@ -24,6 +24,46 @@
                #size-cells = <1>;
                controller = <&mbusc>;
 
+               devbus_bootcs: devbus-bootcs {
+                       compatible = "marvell,orion-devbus";
+                       reg = <MBUS_ID(0xf0, 0x01) 0x1046C 0x4>;
+                       ranges = <0 MBUS_ID(0x01, 0x0f) 0 0xffffffff>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       clocks = <&core_clk 0>;
+                       status = "disabled";
+               };
+
+               devbus_cs0: devbus-cs0 {
+                       compatible = "marvell,orion-devbus";
+                       reg = <MBUS_ID(0xf0, 0x01) 0x1045C 0x4>;
+                       ranges = <0 MBUS_ID(0x01, 0x1e) 0 0xffffffff>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       clocks = <&core_clk 0>;
+                       status = "disabled";
+               };
+
+               devbus_cs1: devbus-cs1 {
+                       compatible = "marvell,orion-devbus";
+                       reg = <MBUS_ID(0xf0, 0x01) 0x10460 0x4>;
+                       ranges = <0 MBUS_ID(0x01, 0x1d) 0 0xffffffff>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       clocks = <&core_clk 0>;
+                       status = "disabled";
+               };
+
+               devbus_cs2: devbus-cs2 {
+                       compatible = "marvell,orion-devbus";
+                       reg = <MBUS_ID(0xf0, 0x01) 0x10464 0x4>;
+                       ranges = <0 MBUS_ID(0x01, 0x1b) 0 0xffffffff>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       clocks = <&core_clk 0>;
+                       status = "disabled";
+               };
+
                internal-regs {
                        compatible = "simple-bus";
                        #address-cells = <1>;