diff --git a/drivers/mmc/tegra_mmc.c b/drivers/mmc/tegra_mmc.c
index 5e6cfe7..4335431 100644
--- a/drivers/mmc/tegra_mmc.c
+++ b/drivers/mmc/tegra_mmc.c
@@ -451,14 +451,13 @@
 static void pad_init_mmc(struct mmc_host *host)
 {
 #if defined(CONFIG_TEGRA30)
-	enum periph_id id = host->mmc_id;
 	u32 val;
 
-	debug("%s: sdmmc address = %08x, id = %d\n", __func__,
-	      (unsigned int)host->reg, id);
+	debug("%s: sdmmc address = %08x\n", __func__, (unsigned int)host->reg);
 
 	/* Set the pad drive strength for SDMMC1 or 3 only */
-	if (id != PERIPH_ID_SDMMC1 && id != PERIPH_ID_SDMMC3) {
+	if (host->reg != (void *)0x78000000 &&
+	    host->reg != (void *)0x78000400) {
 		debug("%s: settings are only valid for SDMMC1/SDMMC3!\n",
 		      __func__);
 		return;