diff --git a/drivers/spi/spi-aspeed-smc.c b/drivers/spi/spi-aspeed-smc.c
index c21323e07d3c..808659a1f460 100644
--- a/drivers/spi/spi-aspeed-smc.c
+++ b/drivers/spi/spi-aspeed-smc.c
@@ -891,7 +891,7 @@ static int aspeed_spi_user_unprepare_msg(struct spi_controller *ctlr,
 static void aspeed_spi_user_transfer_tx(struct aspeed_spi *aspi,
 					struct spi_device *spi,
 					const u8 *tx_buf, u8 *rx_buf,
-					void *dst, u32 len)
+					void __iomem *dst, u32 len)
 {
 	const struct aspeed_spi_data *data = aspi->data;
 	bool full_duplex_transfer = data->full_duplex && tx_buf == rx_buf;
@@ -936,7 +936,7 @@ static int aspeed_spi_user_transfer(struct spi_controller *ctlr,
 			aspeed_spi_set_io_mode(chip, CTRL_IO_QUAD_DATA);
 
 		aspeed_spi_user_transfer_tx(aspi, spi, tx_buf, rx_buf,
-					    (void *)ahb_base, xfer->len);
+					    ahb_base, xfer->len);
 	}
 
 	if (rx_buf && rx_buf != tx_buf) {