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path: root/drivers/i2c/busses/i2c-mv64xxx.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-mv64xxx.c')
-rw-r--r--drivers/i2c/busses/i2c-mv64xxx.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index b4dec0841bc2..a50bd6891e27 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -977,11 +977,32 @@ mv64xxx_i2c_remove(struct platform_device *dev)
return 0;
}
+#ifdef CONFIG_PM
+static int mv64xxx_i2c_resume(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct mv64xxx_i2c_data *drv_data = platform_get_drvdata(pdev);
+
+ mv64xxx_i2c_hw_init(drv_data);
+
+ return 0;
+}
+
+static const struct dev_pm_ops mv64xxx_i2c_pm = {
+ .resume = mv64xxx_i2c_resume,
+};
+
+#define mv64xxx_i2c_pm_ops (&mv64xxx_i2c_pm)
+#else
+#define mv64xxx_i2c_pm_ops NULL
+#endif
+
static struct platform_driver mv64xxx_i2c_driver = {
.probe = mv64xxx_i2c_probe,
.remove = mv64xxx_i2c_remove,
.driver = {
.name = MV64XXX_I2C_CTLR_NAME,
+ .pm = mv64xxx_i2c_pm_ops,
.of_match_table = mv64xxx_i2c_of_match_table,
},
};