From: Joachim Eastwood <manabian-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
Joachim Eastwood
<manabian-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Subject: [PATCH] rtc: at91rm9200: add DT support
Date: Thu, 14 Feb 2013 22:59:07 +0100 [thread overview]
Message-ID: <1360879147-17273-1-git-send-email-manabian@gmail.com> (raw)
Signed-off-by: Joachim Eastwood <manabian-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
.../devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt | 15 +++++++++++++++
drivers/rtc/rtc-at91rm9200.c | 9 +++++++++
2 files changed, 24 insertions(+)
create mode 100644 Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
diff --git a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
new file mode 100644
index 0000000..2a3feab
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
@@ -0,0 +1,15 @@
+Atmel AT91RM9200 Real Time Clock
+
+Required properties:
+- compatible: should be: "atmel,at91rm9200-rtc"
+- reg: physical base address of the controller and length of memory mapped
+ region.
+- interrupts: rtc alarm/event interrupt
+
+Example:
+
+rtc@fffffe00 {
+ compatible = "atmel,at91rm9200-rtc";
+ reg = <0xfffffe00 0x100>;
+ interrupts = <1 4 7>;
+};
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index b6469e2..2ea0ee3 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -28,6 +28,8 @@
#include <linux/ioctl.h>
#include <linux/completion.h>
#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
#include <asm/uaccess.h>
@@ -382,12 +384,19 @@ static const struct dev_pm_ops at91_rtc_pm = {
#define at91_rtc_pm_ptr NULL
#endif
+static const struct of_device_id at91_rtc_dt_ids[] = {
+ { .compatible = "atmel,at91rm9200-rtc" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, at91_rtc_dt_ids);
+
static struct platform_driver at91_rtc_driver = {
.remove = __exit_p(at91_rtc_remove),
.driver = {
.name = "at91_rtc",
.owner = THIS_MODULE,
.pm = at91_rtc_pm_ptr,
+ .of_match_table = of_match_ptr(at91_rtc_dt_ids),
},
};
--
1.8.0
next reply other threads:[~2013-02-14 21:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-14 21:59 Joachim Eastwood [this message]
2013-03-08 9:14 ` [PATCH] rtc: at91rm9200: add DT support Nicolas Ferre
2013-03-21 10:01 ` Nicolas Ferre
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