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Date: Thu, 30 Jun 2016 09:43:06 +0200
From: Florian Vaussard <florian.vaussard@...il.com>
To: devicetree@...r.kernel.org, Jonathan Cameron <jic23@...nel.org>,
Hartmut Knaack <knaack.h@....de>,
Lars-Peter Clausen <lars@...afoo.de>,
Peter Meerwald-Stadler <pmeerw@...erw.net>
Cc: Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Martin Kepplinger <martink@...teo.de>,
linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
Florian Vaussard <florian.vaussard@...g-vd.ch>
Subject: [PATCH v3 2/2] iio: adc: max1363: Add device tree binding
This patch adds the necessary device tree binding to allow DT probing of
currently supported parts.
Signed-off-by: Florian Vaussard <florian.vaussard@...g-vd.ch>
---
drivers/iio/adc/max1363.c | 61 ++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 60 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/max1363.c b/drivers/iio/adc/max1363.c
index b5d28c0..c3e4c3c 100644
--- a/drivers/iio/adc/max1363.c
+++ b/drivers/iio/adc/max1363.c
@@ -25,6 +25,8 @@
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
@@ -1516,6 +1518,56 @@ done:
return IRQ_HANDLED;
}
+#ifdef CONFIG_OF
+
+#define MAX1363_COMPATIBLE(of_compatible, cfg) { \
+ .compatible = of_compatible, \
+ .data = &max1363_chip_info_tbl[cfg], \
+}
+
+static const struct of_device_id max1363_of_match[] = {
+ MAX1363_COMPATIBLE("maxim,max1361", max1361),
+ MAX1363_COMPATIBLE("maxim,max1362", max1362),
+ MAX1363_COMPATIBLE("maxim,max1363", max1363),
+ MAX1363_COMPATIBLE("maxim,max1364", max1364),
+ MAX1363_COMPATIBLE("maxim,max1036", max1036),
+ MAX1363_COMPATIBLE("maxim,max1037", max1037),
+ MAX1363_COMPATIBLE("maxim,max1038", max1038),
+ MAX1363_COMPATIBLE("maxim,max1039", max1039),
+ MAX1363_COMPATIBLE("maxim,max1136", max1136),
+ MAX1363_COMPATIBLE("maxim,max1137", max1137),
+ MAX1363_COMPATIBLE("maxim,max1138", max1138),
+ MAX1363_COMPATIBLE("maxim,max1139", max1139),
+ MAX1363_COMPATIBLE("maxim,max1236", max1236),
+ MAX1363_COMPATIBLE("maxim,max1237", max1237),
+ MAX1363_COMPATIBLE("maxim,max1238", max1238),
+ MAX1363_COMPATIBLE("maxim,max1239", max1239),
+ MAX1363_COMPATIBLE("maxim,max11600", max11600),
+ MAX1363_COMPATIBLE("maxim,max11601", max11601),
+ MAX1363_COMPATIBLE("maxim,max11602", max11602),
+ MAX1363_COMPATIBLE("maxim,max11603", max11603),
+ MAX1363_COMPATIBLE("maxim,max11604", max11604),
+ MAX1363_COMPATIBLE("maxim,max11605", max11605),
+ MAX1363_COMPATIBLE("maxim,max11606", max11606),
+ MAX1363_COMPATIBLE("maxim,max11607", max11607),
+ MAX1363_COMPATIBLE("maxim,max11608", max11608),
+ MAX1363_COMPATIBLE("maxim,max11609", max11609),
+ MAX1363_COMPATIBLE("maxim,max11610", max11610),
+ MAX1363_COMPATIBLE("maxim,max11611", max11611),
+ MAX1363_COMPATIBLE("maxim,max11612", max11612),
+ MAX1363_COMPATIBLE("maxim,max11613", max11613),
+ MAX1363_COMPATIBLE("maxim,max11614", max11614),
+ MAX1363_COMPATIBLE("maxim,max11615", max11615),
+ MAX1363_COMPATIBLE("maxim,max11616", max11616),
+ MAX1363_COMPATIBLE("maxim,max11617", max11617),
+ MAX1363_COMPATIBLE("maxim,max11644", max11644),
+ MAX1363_COMPATIBLE("maxim,max11645", max11645),
+ MAX1363_COMPATIBLE("maxim,max11646", max11646),
+ MAX1363_COMPATIBLE("maxim,max11647", max11647),
+ { /* sentinel */ }
+};
+#endif
+
static int max1363_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -1523,6 +1575,7 @@ static int max1363_probe(struct i2c_client *client,
struct max1363_state *st;
struct iio_dev *indio_dev;
struct regulator *vref;
+ const struct of_device_id *match;
indio_dev = devm_iio_device_alloc(&client->dev,
sizeof(struct max1363_state));
@@ -1549,7 +1602,12 @@ static int max1363_probe(struct i2c_client *client,
/* this is only used for device removal purposes */
i2c_set_clientdata(client, indio_dev);
- st->chip_info = &max1363_chip_info_tbl[id->driver_data];
+ match = of_match_device(of_match_ptr(max1363_of_match),
+ &client->dev);
+ if (match)
+ st->chip_info = of_device_get_match_data(&client->dev);
+ else
+ st->chip_info = &max1363_chip_info_tbl[id->driver_data];
st->client = client;
st->vref_uv = st->chip_info->int_vref_mv * 1000;
@@ -1692,6 +1750,7 @@ MODULE_DEVICE_TABLE(i2c, max1363_id);
static struct i2c_driver max1363_driver = {
.driver = {
.name = "max1363",
+ .of_match_table = of_match_ptr(max1363_of_match),
},
.probe = max1363_probe,
.remove = max1363_remove,
--
2.5.5
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