From: Baolin Wang Date: Thu, 18 May 2017 02:49:19 +0000 (+0800) Subject: DT: hwspinlock: Add binding documentation for Spreadtrum hwspinlock X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=93f66edd440fb5c5c97cb211d8560479520f01af;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git DT: hwspinlock: Add binding documentation for Spreadtrum hwspinlock This patch adds the binding documentation for Spreadtrum hardware spinlock device. Acked-by: Rob Herring Signed-off-by: Baolin Wang Signed-off-by: Bjorn Andersson --- 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>; + };