[PATCH 1/2] dt-bindings: Document the Broadcom STB wake-up timer node
From: Florian Fainelli <hidden>
Date: 2017-06-15 19:59:27
Also in:
linux-arm-kernel, linux-rtc, lkml
Subsystem:
open firmware and flattened device tree bindings, real time clock (rtc) subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Alexandre Belloni, Linus Torvalds
Document the binding for the Broadcom STB SoCs wake-up timer node allowing the system to generate alarms and exit low power states. Signed-off-by: Florian Fainelli <redacted> --- .../bindings/rtc/brcm,brcmstb-waketimer.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.txt
diff --git a/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.txt b/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.txt
new file mode 100644
index 000000000000..1d990bcc0baf
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.txt@@ -0,0 +1,22 @@ +Broadcom STB wake-up Timer + +The Broadcom STB wake-up timer provides a 27Mhz resolution timer, with the +ability to wake up the system from low-power suspend/standby modes. + +Required properties: +- compatible : should contain "brcm,brcmstb-waketimer" +- reg : the register start and length for the WKTMR block +- interrupts : The TIMER interrupt +- interrupt-parent: The phandle to the Always-On (AON) Power Management (PM) L2 + interrupt controller node +- clocks : The phandle to the UPG fixed clock (27Mhz domain) + +Example: + +waketimer@f0411580 { + compatible = "brcm,brcmstb-waketimer"; + reg = <0xf0411580 0x14>; + interrupts = <0x3>; + interrupt-parent = <&aon_pm_l2_intc>; + clocks = <&upg_fixed>; +};
--
2.9.3
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