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From: Enric Balletbo i Serra <enric.balletbo@collabora.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: groeck@chromium.org, gwendal@chromium.org, bleung@chromium.org,
	linux-kernel@vger.kernel.org, kernel@collabora.com,
	Wei-Ning Huang <wnhuang@google.com>
Subject: [PATCH 6/6] mfd: cros_ec_i2c: add ACPI module device table
Date: Mon, 19 Feb 2018 23:46:35 +0100	[thread overview]
Message-ID: <20180219224635.22758-1-enric.balletbo@collabora.com> (raw)

From: Wei-Ning Huang <wnhuang@google.com>

Add ACPI module device table for matching cros-ec devices to load the
cros_ec_i2c driver automatically.

Signed-off-by: Wei-Ning Huang <wnhuang@google.com>
Acked-by: Benson Leung <bleung@chromium.org>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
---
 drivers/mfd/cros_ec_i2c.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/mfd/cros_ec_i2c.c b/drivers/mfd/cros_ec_i2c.c
index 9f70de1e4c70..9248490504a9 100644
--- a/drivers/mfd/cros_ec_i2c.c
+++ b/drivers/mfd/cros_ec_i2c.c
@@ -13,6 +13,7 @@
  * GNU General Public License for more details.
  */
 
+#include <linux/acpi.h>
 #include <linux/delay.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
@@ -344,11 +345,13 @@ static int cros_ec_i2c_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(cros_ec_i2c_pm_ops, cros_ec_i2c_suspend,
 			  cros_ec_i2c_resume);
 
+#ifdef CONFIG_OF
 static const struct of_device_id cros_ec_i2c_of_match[] = {
 	{ .compatible = "google,cros-ec-i2c", },
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, cros_ec_i2c_of_match);
+#endif
 
 static const struct i2c_device_id cros_ec_i2c_id[] = {
 	{ "cros-ec-i2c", 0 },
@@ -356,9 +359,18 @@ static const struct i2c_device_id cros_ec_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, cros_ec_i2c_id);
 
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id cros_ec_i2c_acpi_id[] = {
+	{ "GOOG0008", 0 },
+	{ },
+};
+MODULE_DEVICE_TABLE(acpi, cros_ec_i2c_acpi_id);
+#endif
+
 static struct i2c_driver cros_ec_driver = {
 	.driver	= {
 		.name	= "cros-ec-i2c",
+		.acpi_match_table = ACPI_PTR(cros_ec_i2c_acpi_id),
 		.of_match_table = of_match_ptr(cros_ec_i2c_of_match),
 		.pm	= &cros_ec_i2c_pm_ops,
 	},
-- 
2.16.1

             reply	other threads:[~2018-02-19 22:46 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-19 22:46 Enric Balletbo i Serra [this message]
2018-02-21 21:13 ` [PATCH 6/6] mfd: cros_ec_i2c: add ACPI module device table Gwendal Grignou

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