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Date: Thu, 18 May 2017 10:49:19 +0800 From: Baolin Wang <baolin.wang@...eadtrum.com> To: <ohad@...ery.com>, <bjorn.andersson@...aro.org>, <robh+dt@...nel.org>, <mark.rutland@....com> CC: <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>, <broonie@...nel.org>, <baolin.wang@...aro.org>, <baolin.wang@...eadtrum.com> Subject: [PATCH] DT: hwspinlock: Add binding documentation for Spreadtrum hwspinlock This patch adds the binding documentation for Spreadtrum hardware spinlock device. Signed-off-by: Baolin Wang <baolin.wang@...eadtrum.com> --- .../devicetree/bindings/hwlock/sprd-hwspinlock.txt | 23 ++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt diff --git a/Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt b/Documentation/devicetree/bindings/hwlock/sprd-hwspinlock.txt new file mode 100644 index 0000000..581db9d --- /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@...00000 { + compatible = "sprd,hwspinlock-r3p0"; + reg = <0 0x40500000 0 0x1000>; + #hwlock-cells = <1>; + clock-names = "enable"; + clocks = <&clk_aon_apb_gates0 22>; + }; -- 1.7.9.5
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