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authorLinus Walleij <linus.walleij@linaro.org>2017-01-22 13:19:50 +0100
committerAlexandre Belloni <alexandre.belloni@free-electrons.com>2017-01-24 18:45:05 +0100
commitbc7d8ebf37e725ec028e7699e6b497c96678d63a (patch)
tree1bfe600260eef5a29e50fab9c351e9f7dcff05a2
parent1d70ba3bfb30cf8d151f18f5bf7d7a218ecede57 (diff)
downloadlinux-bc7d8ebf37e725ec028e7699e6b497c96678d63a.tar.bz2
rtc: gemini: Add device tree probing
This adds bindings and simple probing for the Cortina Systems Gemini SoC RTC. Cc: Janos Laube <janos.dev@gmail.com> Cc: Paulius Zaleckas <paulius.zaleckas@gmail.com> Cc: Hans Ulli Kroll <ulli.kroll@googlemail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: devicetree@vger.kernel.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
-rw-r--r--Documentation/devicetree/bindings/rtc/cortina,gemini.txt14
-rw-r--r--drivers/rtc/rtc-gemini.c7
2 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/rtc/cortina,gemini.txt b/Documentation/devicetree/bindings/rtc/cortina,gemini.txt
new file mode 100644
index 000000000000..4ce4e794ddbb
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/cortina,gemini.txt
@@ -0,0 +1,14 @@
+* Cortina Systems Gemini RTC
+
+Gemini SoC real-time clock.
+
+Required properties:
+- compatible : Should be "cortina,gemini-rtc"
+
+Examples:
+
+rtc@45000000 {
+ compatible = "cortina,gemini-rtc";
+ reg = <0x45000000 0x100>;
+ interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
+};
diff --git a/drivers/rtc/rtc-gemini.c b/drivers/rtc/rtc-gemini.c
index 688debc14348..ccf0dbadb62d 100644
--- a/drivers/rtc/rtc-gemini.c
+++ b/drivers/rtc/rtc-gemini.c
@@ -159,9 +159,16 @@ static int gemini_rtc_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id gemini_rtc_dt_match[] = {
+ { .compatible = "cortina,gemini-rtc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, gemini_rtc_dt_match);
+
static struct platform_driver gemini_rtc_driver = {
.driver = {
.name = DRV_NAME,
+ .of_match_table = gemini_rtc_dt_match,
},
.probe = gemini_rtc_probe,
.remove = gemini_rtc_remove,