This patch adds Device Tree binding ("arm,versatile-i2c") and
basic support (bus population) to versatile-i2c driver.
Cc: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Signed-off-by: Pawel Moll <pawel.moll@xxxxxxx>
---
drivers/i2c/busses/i2c-versatile.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/drivers/i2c/busses/i2c-versatile.c b/drivers/i2c/busses/i2c-versatile.c
index 6055601..f41abbb 100644
--- a/drivers/i2c/busses/i2c-versatile.c
+++ b/drivers/i2c/busses/i2c-versatile.c
@@ -16,6 +16,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/io.h>
+#include <linux/of_i2c.h>
#define I2C_CONTROL 0x00
#define I2C_CONTROLS 0x00
@@ -99,6 +100,7 @@ static int i2c_versatile_probe(struct platform_device *dev)
strlcpy(i2c->adap.name, "Versatile I2C adapter", sizeof(i2c->adap.name));
i2c->adap.algo_data = &i2c->algo;
i2c->adap.dev.parent = &dev->dev;
+ i2c->adap.dev.of_node = dev->dev.of_node;
i2c->algo = i2c_versatile_algo;
i2c->algo.data = i2c;
@@ -111,6 +113,7 @@ static int i2c_versatile_probe(struct platform_device *dev)
ret = i2c_bit_add_bus(&i2c->adap);
if (ret >= 0) {
platform_set_drvdata(dev, i2c);
+ of_i2c_register_devices(&i2c->adap);
return 0;
}
@@ -133,12 +136,19 @@ static int i2c_versatile_remove(struct platform_device *dev)
return 0;
}
+static struct of_device_id i2c_versatile_match[] = {
+ { .compatible = "arm,versatile-i2c", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, pata_of_platform_match);
+
static struct platform_driver i2c_versatile_driver = {
.probe = i2c_versatile_probe,
.remove = i2c_versatile_remove,
.driver = {
.name = "versatile-i2c",
.owner = THIS_MODULE,
+ .of_match_table = i2c_versatile_match,
},
};
--
1.6.3.3
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