Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c
index a429b01..9c74aad 100644
--- a/drivers/spi/pxa2xx_spi.c
+++ b/drivers/spi/pxa2xx_spi.c
@@ -700,7 +700,7 @@
 	if (!pxa25x_ssp_comp(drv_data))
 		write_SSTO(0, reg);
 
-	/* Update total byte transfered return count actual bytes read */
+	/* Update total byte transferred return count actual bytes read */
 	drv_data->cur_msg->actual_length += drv_data->len -
 				(drv_data->rx_end - drv_data->rx);
 
@@ -759,7 +759,7 @@
 
 		/*
 		 * PXA25x_SSP has no timeout, set up rx threshould for the
-		 * remaing RX bytes.
+		 * remaining RX bytes.
 		 */
 		if (pxa25x_ssp_comp(drv_data)) {