mmc: stm32_sdmmc2: Fix AARCH64 compilation warnings

When building with AARCH64 defconfig, we got warnings, fix them.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c
index d4982a1..39ae79b 100644
--- a/drivers/mmc/stm32_sdmmc2.c
+++ b/drivers/mmc/stm32_sdmmc2.c
@@ -220,9 +220,9 @@
 
 	if (data->flags & MMC_DATA_READ) {
 		data_ctrl |= SDMMC_DCTRL_DTDIR;
-		idmabase0 = (u32)data->dest;
+		idmabase0 = (u32)(long)data->dest;
 	} else {
-		idmabase0 = (u32)data->src;
+		idmabase0 = (u32)(long)data->src;
 	}
 
 	/* Set the SDMMC DataLength value */
@@ -463,8 +463,8 @@
 
 	stm32_sdmmc2_start_cmd(dev, cmd, cmdat, &ctx);
 
-	dev_dbg(dev, "send cmd %d data: 0x%x @ 0x%x\n",
-		cmd->cmdidx, data ? ctx.data_length : 0, (unsigned int)data);
+	dev_dbg(dev, "send cmd %d data: 0x%x @ 0x%p\n",
+		cmd->cmdidx, data ? ctx.data_length : 0, data);
 
 	ret = stm32_sdmmc2_end_cmd(dev, cmd, &ctx);