Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/rtc/rtc-x1205.c b/drivers/rtc/rtc-x1205.c
index 9aae491..b00aad2 100644
--- a/drivers/rtc/rtc-x1205.c
+++ b/drivers/rtc/rtc-x1205.c
@@ -573,7 +573,7 @@
 
 	i2c_set_clientdata(client, rtc);
 
-	/* Check for power failures and eventualy enable the osc */
+	/* Check for power failures and eventually enable the osc */
 	if ((err = x1205_get_status(client, &sr)) == 0) {
 		if (sr & X1205_SR_RTCF) {
 			dev_err(&client->dev,