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authorAfzal Mohammed <afzal@ti.com>2012-12-17 16:02:15 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-17 17:15:20 -0800
commit9e0344dcc225fe1a0e8b8af9ff7df44ec4613580 (patch)
tree37d66d1ad2eaf49880e199fe23d90dc5f57d8b1b /drivers/rtc/rtc-omap.c
parent852168c92322d3b28de01514dccf25945be92b0b (diff)
downloadlinux-9e0344dcc225fe1a0e8b8af9ff7df44ec4613580.tar.bz2
rtc: omap: dt support
Enhance rtc-omap driver with DT capability Signed-off-by: Afzal Mohammed <afzal@ti.com> Acked-by: Sekhar Nori <nsekhar@ti.com> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: Sekhar Nori <nsekhar@ti.com> Cc: Kevin Hilman <khilman@ti.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: Daniel Mack <zonque@gmail.com> Cc: Vaibhav Hiremath <hvaibhav@ti.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-omap.c')
-rw-r--r--drivers/rtc/rtc-omap.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index d948426283db..dff9ff476b0d 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -20,6 +20,8 @@
#include <linux/rtc.h>
#include <linux/bcd.h>
#include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
#include <asm/io.h>
@@ -298,6 +300,8 @@ static struct rtc_class_ops omap_rtc_ops = {
static int omap_rtc_alarm;
static int omap_rtc_timer;
+#define OMAP_RTC_DATA_DA830_IDX 1
+
static struct platform_device_id omap_rtc_devtype[] = {
{
.name = DRIVER_NAME,
@@ -309,12 +313,25 @@ static struct platform_device_id omap_rtc_devtype[] = {
};
MODULE_DEVICE_TABLE(platform, omap_rtc_devtype);
+static const struct of_device_id omap_rtc_of_match[] = {
+ { .compatible = "ti,da830-rtc",
+ .data = &omap_rtc_devtype[OMAP_RTC_DATA_DA830_IDX],
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, omap_rtc_of_match);
+
static int __init omap_rtc_probe(struct platform_device *pdev)
{
struct resource *res, *mem;
struct rtc_device *rtc;
u8 reg, new_ctrl;
const struct platform_device_id *id_entry;
+ const struct of_device_id *of_id;
+
+ of_id = of_match_device(omap_rtc_of_match, &pdev->dev);
+ if (of_id)
+ pdev->id_entry = of_id->data;
omap_rtc_timer = platform_get_irq(pdev, 0);
if (omap_rtc_timer <= 0) {
@@ -510,6 +527,7 @@ static struct platform_driver omap_rtc_driver = {
.driver = {
.name = DRIVER_NAME,
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(omap_rtc_of_match),
},
.id_table = omap_rtc_devtype,
};