diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index bf18b6b..c4a2b22 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1001,12 +1001,16 @@ EXPORT_SYMBOL(mmc_put_card);
 static inline void mmc_set_ios(struct mmc_host *host)
 {
 	struct mmc_ios *ios = &host->ios;
-
-	pr_debug("%s: clock %uHz busmode %u powermode %u cs %u Vdd %u "
+	
+	if(((char*)mmc_hostname(host))[3]=='2') {
+	  printk("%s: clock %uHz busmode %u powermode %u cs %u Vdd %u "
 		"width %u timing %u\n",
 		 mmc_hostname(host), ios->clock, ios->bus_mode,
 		 ios->power_mode, ios->chip_select, ios->vdd,
 		 ios->bus_width, ios->timing);
+	
+	  dump_stack();
+	}
 
 	if (ios->clock > 0)
 		mmc_set_ungated(host);
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 80d89cff..0773be2 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -1133,11 +1133,14 @@ int mmc_attach_sdio(struct mmc_host *host)
 	int err, i, funcs;
 	u32 ocr;
 	struct mmc_card *card;
+	
+	printk("mmc_attach_sdio 1\n");
 
 	BUG_ON(!host);
 	WARN_ON(!host->claimed);
 
 	err = mmc_send_io_op_cond(host, 0, &ocr);
+	printk("mmc_attach_sdio err %d\n", err);
 	if (err)
 		return err;
 
@@ -1166,6 +1169,8 @@ int mmc_attach_sdio(struct mmc_host *host)
 		goto err;
 	}
 
+	printk("mmc_attach_sdio 2\n");
+	
 	/*
 	 * Detect and init the card.
 	 */
@@ -1182,11 +1187,13 @@ int mmc_attach_sdio(struct mmc_host *host)
 			host->ocr &= ~R4_18V_PRESENT;
 			err = mmc_sdio_init_card(host, host->ocr, NULL, 0);
 		}
+		printk("mmc_attach_sdio 3 err %d\n", err);
 		if (err)
 			goto err;
 	}
 	card = host->card;
 
+	printk("mmc_attach_sdio 4\n");
 	/*
 	 * Enable runtime PM only if supported by host+card+board
 	 */
@@ -1195,6 +1202,7 @@ int mmc_attach_sdio(struct mmc_host *host)
 		 * Let runtime PM core know our card is active
 		 */
 		err = pm_runtime_set_active(&card->dev);
+		printk("mmc_attach_sdio 5 err %d\n", err);
 		if (err)
 			goto remove;
 
@@ -1226,6 +1234,7 @@ int mmc_attach_sdio(struct mmc_host *host)
 			pm_runtime_enable(&card->sdio_func[i]->dev);
 	}
 
+	printk("mmc_attach_sdio 6\n");
 	/*
 	 * First add the card to the driver model...
 	 */
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 018f365..342b0c4 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -1917,6 +1917,7 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
 
 	mmc->ops = &dw_mci_ops;
 	mmc->f_min = DIV_ROUND_UP(host->bus_hz, 510);
+	printk("f_min = %u;  %d", mmc->f_min, host->bus_hz);
 	mmc->f_max = host->bus_hz;
 
 	if (host->pdata->get_ocr)
diff --git a/drivers/net/wireless/mwifiex/Makefile b/drivers/net/wireless/mwifiex/Makefile
index a42a506..145f376 100644
--- a/drivers/net/wireless/mwifiex/Makefile
+++ b/drivers/net/wireless/mwifiex/Makefile
@@ -14,7 +14,10 @@
 # ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
 # this warranty disclaimer.
 
-
+CFLAGS_main.o := -DDEBUG
+CFLAGS_sdio.o := -DDEBUG
+CFLAGS_sta_cmdresp.o := -DDEBUG
+CFLAGS_wmm.o := -DDEBUG
 mwifiex-y += main.o
 mwifiex-y += init.o
 mwifiex-y += cfp.o