From: Nikita Shubin <nikita.shubin@maquefel.me>
Date: Sun, 14 Mar 2021 09:41:10 +0000 (+0300)
Subject: rtc: ep93xx: add DT support for Cirrus EP93xx
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9d8cee1949389a81a9530db324814e350e96f024;p=linux.git

rtc: ep93xx: add DT support for Cirrus EP93xx

- Find register range from the device tree.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
---

diff --git a/drivers/rtc/rtc-ep93xx.c b/drivers/rtc/rtc-ep93xx.c
index acae7f16808f7..1fdd20d01560e 100644
--- a/drivers/rtc/rtc-ep93xx.c
+++ b/drivers/rtc/rtc-ep93xx.c
@@ -7,6 +7,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/mod_devicetable.h>
 #include <linux/rtc.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
@@ -148,9 +149,16 @@ static int ep93xx_rtc_probe(struct platform_device *pdev)
 	return devm_rtc_register_device(ep93xx_rtc->rtc);
 }
 
+static const struct of_device_id ep93xx_rtc_of_ids[] = {
+	{ .compatible = "cirrus,ep9301-rtc" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, ep93xx_rtc_of_ids);
+
 static struct platform_driver ep93xx_rtc_driver = {
 	.driver		= {
 		.name	= "ep93xx-rtc",
+		.of_match_table = ep93xx_rtc_of_ids,
 	},
 	.probe		= ep93xx_rtc_probe,
 };