[rtc-linux] [PATCH] drivers/rtc/rtc-pcf85263.c: add support for devicetree

From: <ying.zhang22455@nxp.com>
To: <rtc-linux@googlegroups.com>
Cc: <jiafei.pan@nxp.com>, Zhang Ying-22455 <ying.zhang22455@nxp.com>
Subject: [rtc-linux] [PATCH] drivers/rtc/rtc-pcf85263.c: add support for devicetree
Date: Wed, 6 Sep 2017 13:44:03 +0800	[thread overview]
Message-ID: <20170906054403.18567-1-ying.zhang22455@nxp.com> (raw)

From: Zhang Ying-22455 <ying.zhang22455@nxp.com>

Add compatible string "nxp,rtc-pcf85263"
Document the binding

Signed-off-by: Zhang Ying-22455 <ying.zhang22455@nxp.com>
---
 Documentation/devicetree/bindings/rtc/nxp,rtc-85263.txt | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/nxp,rtc-85263.txt

diff --git a/Documentation/devicetree/bindings/rtc/nxp,rtc-85263.txt b/Documentation/devicetree/bindings/rtc/nxp,rtc-85263.txt
new file mode 100644
index 000000000000..d2ffd3626f5c
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,rtc-85263.txt
@@ -0,0 +1,15 @@
+NXP PCF85263 SPI Real Time Clock
+
+Required properties:
+- compatible: should be: "nxp,rtc-pcf85263"
+- reg: should be the SPI slave chipselect address
+
+Optional properties:
+- spi-cs-high: PCF85263 needs chipselect high
+
+Example:
+
+rtc: nxp,rtc-pcf85263@51 {
+	compatible = "nxp,rtc-pcf85263"
+	reg = <51>
+};
-- 
2.14.1

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