From: Tony Prisk <linux@prisktech.co.nz>
To: Alessandro Zumoo <a.zummo@towertech.it>, Alan Cox <alan@linux.intel.com>
Cc: Tony Prisk <linux@prisktech.co.nz>,
Grant Likely <grant.likely@secretlab.ca>,
Rob Herring <rob.herring@calxeda.com>,
rtc-linux@googlegroups.com, linux-kernel@vger.kernel.org,
devicetree-discuss@lists.ozlabs.org,
VT8500 mailing list
<vt8500-wm8505-linux-kernel@googlegroups.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-serial@vger.kernel.org
Subject: [PATCHv2 1/2] ARM: vt8500: Minor update to vt8500-rtc for devicetree support
Date: Sat, 21 Jul 2012 23:20:21 +1200 [thread overview]
Message-ID: <1342869622-11171-1-git-send-email-linux@prisktech.co.nz> (raw)
Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Acked-by: Arnd Bergmann <arnd@arndb.de>
---
v2:
Split single patch into seperate patches.
Correct documentation.
.../devicetree/bindings/rtc/vt8500-rtc.txt | 14 ++++++++++++++
drivers/rtc/rtc-vt8500.c | 8 ++++++++
2 files changed, 22 insertions(+), 0 deletions(-)
create mode 100644 Documentation/devicetree/bindings/rtc/vt8500-rtc.txt
diff --git a/Documentation/devicetree/bindings/rtc/vt8500-rtc.txt b/Documentation/devicetree/bindings/rtc/vt8500-rtc.txt
new file mode 100644
index 0000000..c764d4d
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/vt8500-rtc.txt
@@ -0,0 +1,14 @@
+* VIA VT8500 and Wondermedia WM8xxx SoC Real-time clock (RTC) Controller
+
+Required properties:
+- compatible : "via,vt8500-rtc"
+- reg : Address range of the rtc registers
+- interrupt: Should contain the rtc interrupt number
+
+Example:
+
+ rtc@d8100000 {
+ compatible = "via,vt8500-rtc";
+ reg = <0xd8100000 0x2c>;
+ interrupts = <48>;
+ };
diff --git a/drivers/rtc/rtc-vt8500.c b/drivers/rtc/rtc-vt8500.c
index 9e94fb1..d21fcd3 100644
--- a/drivers/rtc/rtc-vt8500.c
+++ b/drivers/rtc/rtc-vt8500.c
@@ -23,6 +23,7 @@
#include <linux/bcd.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
+#include <linux/of.h>
/*
* Register definitions
@@ -302,12 +303,18 @@ static int __devexit vt8500_rtc_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id vt8500_rtc_ids[] = {
+ { .compatible = "via,vt8500-rtc", },
+ {}
+};
+
static struct platform_driver vt8500_rtc_driver = {
.probe = vt8500_rtc_probe,
.remove = __devexit_p(vt8500_rtc_remove),
.driver = {
.name = "vt8500-rtc",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(vt8500_rtc_ids),
},
};
@@ -317,3 +324,4 @@ MODULE_AUTHOR("Alexey Charkov <alchark@gmail.com>");
MODULE_DESCRIPTION("VIA VT8500 SoC Realtime Clock Driver (RTC)");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:vt8500-rtc");
+MODULE_DEVICE_TABLE(of, vt8500_rtc_ids);
--
1.7.2.5
next reply other threads:[~2012-07-21 11:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-21 11:20 Tony Prisk [this message]
2012-07-21 11:20 ` [PATCH 2/2] ARM: vt8500: Minor update to vt8500-uart for devicetree support Tony Prisk
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