diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index dd2d374dcc7a..276d21ce6bc1 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -554,7 +554,6 @@ static u32 mmc_sd_num_wr_blocks(struct mmc_card *card)
 	struct mmc_request mrq = {NULL};
 	struct mmc_command cmd = {0};
 	struct mmc_data data = {0};
-	unsigned int timeout_us;
 
 	struct scatterlist sg;
 
@@ -574,23 +573,12 @@ static u32 mmc_sd_num_wr_blocks(struct mmc_card *card)
 	cmd.arg = 0;
 	cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_ADTC;
 
-	data.timeout_ns = card->csd.tacc_ns * 100;
-	data.timeout_clks = card->csd.tacc_clks * 100;
-
-	timeout_us = data.timeout_ns / 1000;
-	timeout_us += data.timeout_clks * 1000 /
-		(card->host->ios.clock / 1000);
-
-	if (timeout_us > 100000) {
-		data.timeout_ns = 100000000;
-		data.timeout_clks = 0;
-	}
-
 	data.blksz = 4;
 	data.blocks = 1;
 	data.flags = MMC_DATA_READ;
 	data.sg = &sg;
 	data.sg_len = 1;
+	mmc_set_data_timeout(&data, card);
 
 	mrq.cmd = &cmd;
 	mrq.data = &data;