new file mode 100644
@@ -0,0 +1,17 @@
+RTC support for the rtc-m48t86 driver
+
+Required properties:
+- compatible : "rtc-m48t86"
+- reg : Array of base physical addresses for the RTC control and data
+- reg-names : must have "rtc_index" and "rtc_data"
+
+Example:
+
+rtc@808 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "rtc-m48t86";
+ reg = <0x808 0x04>,
+ <0x80c 0x04>;
+ reg-names = "rtc_index", "rtc_data";
+};
@@ -20,6 +20,7 @@
#include <linux/bcd.h>
#include <linux/slab.h>
#include <linux/io.h>
+#include <linux/of.h>
#define M48T86_REG_SEC 0x00
#define M48T86_REG_SECALRM 0x01
@@ -335,10 +336,17 @@ static int m48t86_rtc_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id m48t86_rtc_match[] = {
+ { .compatible = "rtc-m48t86" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, m48t86_rtc_match);
+
static struct platform_driver m48t86_rtc_platform_driver = {
.driver = {
- .name = "rtc-m48t86",
- .owner = THIS_MODULE,
+ .name = "rtc-m48t86",
+ .owner = THIS_MODULE,
+ .of_match_table = m48t86_rtc_match,
},
.probe = m48t86_rtc_probe,
.remove = m48t86_rtc_remove,
Add devicetree bindings (and documentation) for rtc-m48t86. Signed-off-by: Alexander Clouter <alex@digriz.org.uk> --- Documentation/devicetree/bindings/rtc/rtc-m48t86.txt | 17 +++++++++++++++++ drivers/rtc/rtc-m48t86.c | 12 ++++++++++-- 2 files changed, 27 insertions(+), 2 deletions(-) create mode 100644 Documentation/devicetree/bindings/rtc/rtc-m48t86.txt