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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-06 15:41:33 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-06 15:41:33 -0700 |
commit | e0f25a3f2d052e36ff67a9b4db835c3e27e950d8 (patch) | |
tree | 45c8b4899fd89975f1abf7795c50fcb818d938c1 /Documentation/devicetree | |
parent | 9a6293c321f6d3a6762f803bfb0a2e9275438bd1 (diff) | |
parent | 93f66edd440fb5c5c97cb211d8560479520f01af (diff) | |
download | linux-e0f25a3f2d052e36ff67a9b4db835c3e27e950d8.tar.bz2 |
Merge tag 'hwlock-v4.13' of git://github.com/andersson/remoteproc
Pull hwspinlock updates from Bjorn Andersson:
"This introduces a driver for the Spreadtrum hardware spinlock device
and cleans up the Kconfig file"
* tag 'hwlock-v4.13' of git://github.com/andersson/remoteproc:
DT: hwspinlock: Add binding documentation for Spreadtrum hwspinlock
hwspinlock: sprd: Add hardware spinlock driver
Make HWSPINLOCK a menuconfig to ease disabling
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt b/Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt new file mode 100644 index 000000000000..581db9d941ba --- /dev/null +++ b/Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt @@ -0,0 +1,23 @@ +SPRD Hardware Spinlock Device Binding +------------------------------------- + +Required properties : +- compatible : should be "sprd,hwspinlock-r3p0". +- reg : the register address of hwspinlock. +- #hwlock-cells : hwlock users only use the hwlock id to represent a specific + hwlock, so the number of cells should be <1> here. +- clock-names : Must contain "enable". +- clocks : Must contain a phandle entry for the clock in clock-names, see the + common clock bindings. + +Please look at the generic hwlock binding for usage information for consumers, +"Documentation/devicetree/bindings/hwlock/hwlock.txt" + +Example of hwlock provider: + hwspinlock@40500000 { + compatible = "sprd,hwspinlock-r3p0"; + reg = <0 0x40500000 0 0x1000>; + #hwlock-cells = <1>; + clock-names = "enable"; + clocks = <&clk_aon_apb_gates0 22>; + }; |