Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 1ccd4b2..a04f87d 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -874,7 +874,7 @@
 	if (!mrq->data)
 		goto request_done;
 
-	/* Calulate the amout of bytes transfer if there was no error */
+	/* Calculate the amout of bytes transfer if there was no error */
 	if (mrq->data->error == 0) {
 		mrq->data->bytes_xfered =
 			(mrq->data->blocks * mrq->data->blksz);
@@ -882,7 +882,7 @@
 		mrq->data->bytes_xfered = 0;
 	}
 
-	/* If we had an error while transfering data we flush the
+	/* If we had an error while transferring data we flush the
 	 * DMA channel and the fifo to clear out any garbage. */
 	if (mrq->data->error != 0) {
 		if (s3cmci_host_usedma(host))
@@ -980,7 +980,7 @@
 
 	if ((data->blksz & 3) != 0) {
 		/* We cannot deal with unaligned blocks with more than
-		 * one block being transfered. */
+		 * one block being transferred. */
 
 		if (data->blocks > 1) {
 			pr_warning("%s: can't do non-word sized block transfers (blksz %d)\n", __func__, data->blksz);