diff options
author | Baolin Wang <baolin.wang@spreadtrum.com> | 2017-05-18 10:49:19 +0800 |
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committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2017-05-24 12:25:47 -0700 |
commit | 93f66edd440fb5c5c97cb211d8560479520f01af (patch) | |
tree | 34794923936bb97b2e69ec5a7038114a7af0114e /Documentation/devicetree/bindings/hwlock | |
parent | d8c8bbbb1aba547b6c0d534f87fc68aa338658fc (diff) |
DT: hwspinlock: Add binding documentation for Spreadtrum hwspinlock
This patch adds the binding documentation for Spreadtrum hardware spinlock
device.
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Baolin Wang <baolin.wang@spreadtrum.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/hwlock')
-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>; + }; |