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rtc: gemini: Add device tree probing

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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>
This commit is contained in:
Linus Walleij 2017-01-22 13:19:50 +01:00 committed by Alexandre Belloni
parent 1d70ba3bfb
commit bc7d8ebf37
2 changed files with 21 additions and 0 deletions
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14
Documentation/devicetree/bindings/rtc/cortina,gemini.txt Normal file
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@ -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>;
};

7
drivers/rtc/rtc-gemini.c
View File

@ -159,9 +159,16 @@ static int gemini_rtc_remove(struct platform_device *pdev)
return 0; 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 = { static struct platform_driver gemini_rtc_driver = {
.driver = { .driver = {
.name = DRV_NAME, .name = DRV_NAME,
.of_match_table = gemini_rtc_dt_match,
}, },
.probe = gemini_rtc_probe, .probe = gemini_rtc_probe,
.remove = gemini_rtc_remove, .remove = gemini_rtc_remove,