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authorRan Bi <ran.bi@mediatek.com>2020-02-26 06:13:00 +0100
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2020-03-16 11:13:47 +0100
commitbfb8c3b464f1fdb38b66c730e1f033902682ade6 (patch)
tree025196578231d253f0f79acf22c349270bbf4587 /Documentation
parentrtc: m48t35: remove SGI-IP27 kludge (diff)
downloadlinux-bfb8c3b464f1fdb38b66c730e1f033902682ade6.tar.xz
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dt-bindings: rtc: add bindings for MT2712 RTC
Document the binding for MT2712 RTC implemented by rtc-mt2712. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Ran Bi <ran.bi@mediatek.com> Link: https://lore.kernel.org/r/20200226051303.22560-2-ran.bi@mediatek.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/rtc/rtc-mt2712.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/rtc/rtc-mt2712.txt b/Documentation/devicetree/bindings/rtc/rtc-mt2712.txt
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+++ b/Documentation/devicetree/bindings/rtc/rtc-mt2712.txt
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+Device-Tree bindings for MediaTek SoC based RTC
+
+Required properties:
+- compatible : Should be "mediatek,mt2712-rtc" : for MT2712 SoC
+- reg : Specifies base physical address and size of the registers;
+- interrupts : Should contain the interrupt for RTC alarm;
+
+Example:
+
+rtc: rtc@10011000 {
+ compatible = "mediatek,mt2712-rtc";
+ reg = <0 0x10011000 0 0x1000>;
+ interrupts = <GIC_SPI 239 IRQ_TYPE_LEVEL_LOW>;
+};