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-rw-r--r--Documentation/devicetree/bindings/arm/l2cc.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/l2cc.txt b/Documentation/devicetree/bindings/arm/l2cc.txt
index 7c3ee3aeb7b7..cbef09b5c8a7 100644
--- a/Documentation/devicetree/bindings/arm/l2cc.txt
+++ b/Documentation/devicetree/bindings/arm/l2cc.txt
@@ -10,6 +10,12 @@ Required properties:
10 "arm,pl310-cache" 10 "arm,pl310-cache"
11 "arm,l220-cache" 11 "arm,l220-cache"
12 "arm,l210-cache" 12 "arm,l210-cache"
13 "marvell,aurora-system-cache": Marvell Controller designed to be
14 compatible with the ARM one, with system cache mode (meaning
15 maintenance operations on L1 are broadcasted to the L2 and L2
16 performs the same operation).
17 "marvell,"aurora-outer-cache: Marvell Controller designed to be
18 compatible with the ARM one with outer cache mode.
13- cache-unified : Specifies the cache is a unified cache. 19- cache-unified : Specifies the cache is a unified cache.
14- cache-level : Should be set to 2 for a level 2 cache. 20- cache-level : Should be set to 2 for a level 2 cache.
15- reg : Physical base address and size of cache controller's memory mapped 21- reg : Physical base address and size of cache controller's memory mapped
@@ -29,6 +35,9 @@ Optional properties:
29 filter. Addresses in the filter window are directed to the M1 port. Other 35 filter. Addresses in the filter window are directed to the M1 port. Other
30 addresses will go to the M0 port. 36 addresses will go to the M0 port.
31- interrupts : 1 combined interrupt. 37- interrupts : 1 combined interrupt.
38- cache-id-part: cache id part number to be used if it is not present
39 on hardware
40- wt-override: If present then L2 is forced to Write through mode
32 41
33Example: 42Example:
34 43