diff options
Diffstat (limited to 'Documentation/devicetree/bindings/bus')
| -rw-r--r-- | Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt | 30 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/bus/mvebu-mbus.txt | 2 |
2 files changed, 31 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt b/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt new file mode 100644 index 00000000000..e2d501d20c9 --- /dev/null +++ b/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt @@ -0,0 +1,30 @@ +Broadcom GISB bus Arbiter controller + +Required properties: + +- compatible: should be "brcm,gisb-arb" +- reg: specifies the base physical address and size of the registers +- interrupt-parent: specifies the phandle to the parent interrupt controller + this arbiter gets interrupt line from +- interrupts: specifies the two interrupts (timeout and TEA) to be used from + the parent interrupt controller + +Optional properties: + +- brcm,gisb-arb-master-mask: 32-bits wide bitmask used to specify which GISB + masters are valid at the system level +- brcm,gisb-arb-master-names: string list of the litteral name of the GISB + masters. Should match the number of bits set in brcm,gisb-master-mask and + the order in which they appear + +Example: + +gisb-arb@f0400000 { + compatible = "brcm,gisb-arb"; + reg = <0xf0400000 0x800>; + interrupts = <0>, <2>; + interrupt-parent = <&sun_l2_intc>; + + brcm,gisb-arb-master-mask = <0x7>; + brcm,gisb-arb-master-names = "bsp_0", "scpu_0", "cpu_0"; +}; diff --git a/Documentation/devicetree/bindings/bus/mvebu-mbus.txt b/Documentation/devicetree/bindings/bus/mvebu-mbus.txt index 7586fb68c07..5fa44f52a0b 100644 --- a/Documentation/devicetree/bindings/bus/mvebu-mbus.txt +++ b/Documentation/devicetree/bindings/bus/mvebu-mbus.txt @@ -197,7 +197,7 @@ to be set by the operating system and that are guaranteed to be free of overlaps with one another or with the system memory ranges. Each entry in the property refers to exactly one window. If the operating system -choses to use a different set of mbus windows, it must ensure that any address +chooses to use a different set of mbus windows, it must ensure that any address translations performed from downstream devices are adapted accordingly. The operating system may insert additional mbus windows that do not conflict |