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From:   Claudius Heine <ch@denx.de>
To:     johannes hahn <johannes-hahn@siemens.com>,
        Alessandro Zummo <a.zummo@towertech.it>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        linux-rtc@vger.kernel.org (open list:REAL TIME CLOCK (RTC) SUBSYSTEM),
        linux-kernel@vger.kernel.org (open list)
Cc:     werner zeh <werner.zeh@siemens.com>,
        henning schild <henning.schild@siemens.com>,
        Andy Shevchenko <andriy.shevchenko@intel.com>,
        martin mantel <martin.mantel@siemens.com>,
        val krutov <val.krutov@erd.epson.com>,
        Claudius Heine <ch@denx.de>
Subject: [PATCH v4] rtc: rx6110: add ACPI bindings to I2C
Date:   Tue, 16 Mar 2021 15:48:18 +0100
Message-Id: <20210316144819.4130622-1-ch@denx.de>
In-Reply-To: <20210316100805.2630481-1-ch@denx.de>
References: <20210316100805.2630481-1-ch@denx.de>
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From: Johannes Hahn <johannes-hahn@siemens.com>

This allows the RX6110 driver to be automatically assigned to the right
device on the I2C bus.

Signed-off-by: Johannes Hahn <johannes-hahn@siemens.com>
Co-developed-by: Claudius Heine <ch@denx.de>
Signed-off-by: Claudius Heine <ch@denx.de>
---
 drivers/rtc/rtc-rx6110.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/rtc/rtc-rx6110.c b/drivers/rtc/rtc-rx6110.c
index 79161d4c6ce4..2a06953c0a84 100644
--- a/drivers/rtc/rtc-rx6110.c
+++ b/drivers/rtc/rtc-rx6110.c
@@ -447,6 +447,12 @@ static int rx6110_i2c_probe(struct i2c_client *client,
 	return rx6110_probe(rx6110, &client->dev);
 }
 
+static const struct acpi_device_id rx6110_i2c_acpi_match[] = {
+	{ "SECC6110" },
+	{ }
+};
+MODULE_DEVICE_TABLE(acpi, rx6110_i2c_acpi_match);
+
 static const struct i2c_device_id rx6110_i2c_id[] = {
 	{ "rx6110", 0 },
 	{ }
@@ -456,6 +462,7 @@ MODULE_DEVICE_TABLE(i2c, rx6110_i2c_id);
 static struct i2c_driver rx6110_i2c_driver = {
 	.driver = {
 		.name = RX6110_DRIVER_NAME,
+		.acpi_match_table = ACPI_PTR(rx6110_i2c_acpi_match),
 	},
 	.probe		= rx6110_i2c_probe,
 	.id_table	= rx6110_i2c_id,
-- 
2.30.1