diff --git a/arch/arm/configs/afeb9260_defconfig b/arch/arm/configs/afeb9260_defconfig
index 2afdf67c212..c285a9d777d 100644
--- a/arch/arm/configs/afeb9260_defconfig
+++ b/arch/arm/configs/afeb9260_defconfig
@@ -39,7 +39,6 @@ CONFIG_MTD_BLOCK=y
 CONFIG_MTD_DATAFLASH=y
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_ATMEL=y
-CONFIG_MTD_NAND_ATMEL_ECC_SOFT=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=8192
 CONFIG_ATMEL_SSC=y
diff --git a/arch/arm/configs/at91rm9200_defconfig b/arch/arm/configs/at91rm9200_defconfig
index d54e2acd3ab..4ae57a34a58 100644
--- a/arch/arm/configs/at91rm9200_defconfig
+++ b/arch/arm/configs/at91rm9200_defconfig
@@ -232,7 +232,7 @@ CONFIG_USB_GADGET=y
 CONFIG_USB_ETH=m
 CONFIG_USB_MASS_STORAGE=m
 CONFIG_MMC=y
-CONFIG_MMC_AT91=y
+CONFIG_MMC_ATMELMCI=y
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_GPIO=y
diff --git a/arch/arm/configs/at91sam9261_defconfig b/arch/arm/configs/at91sam9261_defconfig
index ade6b2f2311..1e8712ef062 100644
--- a/arch/arm/configs/at91sam9261_defconfig
+++ b/arch/arm/configs/at91sam9261_defconfig
@@ -128,7 +128,7 @@ CONFIG_USB_GADGETFS=m
 CONFIG_USB_FILE_STORAGE=m
 CONFIG_USB_G_SERIAL=m
 CONFIG_MMC=y
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_GPIO=y
diff --git a/arch/arm/configs/at91sam9263_defconfig b/arch/arm/configs/at91sam9263_defconfig
index 1cf96264cba..d2050cada82 100644
--- a/arch/arm/configs/at91sam9263_defconfig
+++ b/arch/arm/configs/at91sam9263_defconfig
@@ -61,7 +61,6 @@ CONFIG_MTD_DATAFLASH=y
 CONFIG_MTD_BLOCK2MTD=y
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_ATMEL=y
-CONFIG_MTD_NAND_ATMEL_ECC_SOFT=y
 CONFIG_MTD_UBI=y
 CONFIG_MTD_UBI_GLUEBI=y
 CONFIG_BLK_DEV_LOOP=y
@@ -138,7 +137,7 @@ CONFIG_USB_FILE_STORAGE=m
 CONFIG_USB_G_SERIAL=m
 CONFIG_MMC=y
 CONFIG_SDIO_UART=m
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_ATMEL_PWM=y
diff --git a/arch/arm/configs/at91sam9g20_defconfig b/arch/arm/configs/at91sam9g20_defconfig
index 994d331b231..e1b0e80b54a 100644
--- a/arch/arm/configs/at91sam9g20_defconfig
+++ b/arch/arm/configs/at91sam9g20_defconfig
@@ -99,7 +99,7 @@ CONFIG_USB_GADGETFS=m
 CONFIG_USB_FILE_STORAGE=m
 CONFIG_USB_G_SERIAL=m
 CONFIG_MMC=y
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_GPIO=y
diff --git a/arch/arm/configs/at91sam9rl_defconfig b/arch/arm/configs/at91sam9rl_defconfig
index ad562ee6420..7cf87856d63 100644
--- a/arch/arm/configs/at91sam9rl_defconfig
+++ b/arch/arm/configs/at91sam9rl_defconfig
@@ -60,7 +60,7 @@ CONFIG_AT91SAM9X_WATCHDOG=y
 CONFIG_FB=y
 CONFIG_FB_ATMEL=y
 CONFIG_MMC=y
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_AT91SAM9=y
 CONFIG_EXT2_FS=y
diff --git a/arch/arm/configs/cpu9260_defconfig b/arch/arm/configs/cpu9260_defconfig
index bbf729e2fb6..921480c23b9 100644
--- a/arch/arm/configs/cpu9260_defconfig
+++ b/arch/arm/configs/cpu9260_defconfig
@@ -82,7 +82,7 @@ CONFIG_USB_STORAGE=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_ETH=m
 CONFIG_MMC=y
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_GPIO=y
diff --git a/arch/arm/configs/cpu9g20_defconfig b/arch/arm/configs/cpu9g20_defconfig
index e7d7942927f..ea116cbdffa 100644
--- a/arch/arm/configs/cpu9g20_defconfig
+++ b/arch/arm/configs/cpu9g20_defconfig
@@ -82,7 +82,7 @@ CONFIG_USB_STORAGE=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_ETH=m
 CONFIG_MMC=y
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_GPIO=y
diff --git a/arch/arm/configs/qil-a9260_defconfig b/arch/arm/configs/qil-a9260_defconfig
index 9160f3b7751..42d5db1876a 100644
--- a/arch/arm/configs/qil-a9260_defconfig
+++ b/arch/arm/configs/qil-a9260_defconfig
@@ -50,7 +50,6 @@ CONFIG_MTD_BLOCK=y
 CONFIG_MTD_DATAFLASH=y
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_ATMEL=y
-CONFIG_MTD_NAND_ATMEL_ECC_SOFT=y
 CONFIG_BLK_DEV_LOOP=y
 # CONFIG_MISC_DEVICES is not set
 CONFIG_SCSI=y
@@ -87,7 +86,7 @@ CONFIG_USB_STORAGE=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_ETH=m
 CONFIG_MMC=y
-CONFIG_MMC_AT91=m
+CONFIG_MMC_ATMELMCI=m
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_GPIO=y
diff --git a/arch/arm/configs/stamp9g20_defconfig b/arch/arm/configs/stamp9g20_defconfig
index d5e260b8b16..52f1488591c 100644
--- a/arch/arm/configs/stamp9g20_defconfig
+++ b/arch/arm/configs/stamp9g20_defconfig
@@ -100,7 +100,6 @@ CONFIG_USB_ETH=m
 CONFIG_USB_FILE_STORAGE=m
 CONFIG_USB_G_SERIAL=m
 CONFIG_MMC=y
-# CONFIG_MMC_AT91 is not set
 CONFIG_MMC_ATMELMCI=y
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
diff --git a/arch/arm/configs/usb-a9260_defconfig b/arch/arm/configs/usb-a9260_defconfig
index 2e39f38b962..a1501e1e1a9 100644
--- a/arch/arm/configs/usb-a9260_defconfig
+++ b/arch/arm/configs/usb-a9260_defconfig
@@ -49,7 +49,6 @@ CONFIG_MTD_BLOCK=y
 CONFIG_MTD_DATAFLASH=y
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_ATMEL=y
-CONFIG_MTD_NAND_ATMEL_ECC_SOFT=y
 CONFIG_BLK_DEV_LOOP=y
 # CONFIG_MISC_DEVICES is not set
 CONFIG_SCSI=y
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index 01fb7325fec..9ac427a702d 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -294,9 +294,9 @@ void __init at91_add_device_cf(struct at91_cf_data *data) {}
  *  MMC / SD
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
+#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
 static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc_data;
+static struct mci_platform_data mmc_data;
 
 static struct resource mmc_resources[] = {
 	[0] = {
@@ -312,7 +312,7 @@ static struct resource mmc_resources[] = {
 };
 
 static struct platform_device at91rm9200_mmc_device = {
-	.name		= "at91_mci",
+	.name		= "atmel_mci",
 	.id		= -1,
 	.dev		= {
 				.dma_mask		= &mmc_dmamask,
@@ -323,53 +323,69 @@ static struct platform_device at91rm9200_mmc_device = {
 	.num_resources	= ARRAY_SIZE(mmc_resources),
 };
 
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
 {
+	unsigned int i;
+	unsigned int slot_count = 0;
+
 	if (!data)
 		return;
 
-	/* input/irq */
-	if (gpio_is_valid(data->det_pin)) {
-		at91_set_gpio_input(data->det_pin, 1);
-		at91_set_deglitch(data->det_pin, 1);
-	}
-	if (gpio_is_valid(data->wp_pin))
-		at91_set_gpio_input(data->wp_pin, 1);
-	if (gpio_is_valid(data->vcc_pin))
-		at91_set_gpio_output(data->vcc_pin, 0);
+	for (i = 0; i < ATMCI_MAX_NR_SLOTS; i++) {
 
-	/* CLK */
-	at91_set_A_periph(AT91_PIN_PA27, 0);
+		if (!data->slot[i].bus_width)
+			continue;
 
-	if (data->slot_b) {
-		/* CMD */
-		at91_set_B_periph(AT91_PIN_PA8, 1);
-
-		/* DAT0, maybe DAT1..DAT3 */
-		at91_set_B_periph(AT91_PIN_PA9, 1);
-		if (data->wire4) {
-			at91_set_B_periph(AT91_PIN_PA10, 1);
-			at91_set_B_periph(AT91_PIN_PA11, 1);
-			at91_set_B_periph(AT91_PIN_PA12, 1);
+		/* input/irq */
+		if (gpio_is_valid(data->slot[i].detect_pin)) {
+			at91_set_gpio_input(data->slot[i].detect_pin, 1);
+			at91_set_deglitch(data->slot[i].detect_pin, 1);
 		}
-	} else {
-		/* CMD */
-		at91_set_A_periph(AT91_PIN_PA28, 1);
+		if (gpio_is_valid(data->slot[i].wp_pin))
+			at91_set_gpio_input(data->slot[i].wp_pin, 1);
 
-		/* DAT0, maybe DAT1..DAT3 */
-		at91_set_A_periph(AT91_PIN_PA29, 1);
-		if (data->wire4) {
-			at91_set_B_periph(AT91_PIN_PB3, 1);
-			at91_set_B_periph(AT91_PIN_PB4, 1);
-			at91_set_B_periph(AT91_PIN_PB5, 1);
+		switch (i) {
+		case 0:					/* slot A */
+			/* CMD */
+			at91_set_A_periph(AT91_PIN_PA28, 1);
+			/* DAT0, maybe DAT1..DAT3 */
+			at91_set_A_periph(AT91_PIN_PA29, 1);
+			if (data->slot[i].bus_width == 4) {
+				at91_set_B_periph(AT91_PIN_PB3, 1);
+				at91_set_B_periph(AT91_PIN_PB4, 1);
+				at91_set_B_periph(AT91_PIN_PB5, 1);
+			}
+			slot_count++;
+			break;
+		case 1:					/* slot B */
+			/* CMD */
+			at91_set_B_periph(AT91_PIN_PA8, 1);
+			/* DAT0, maybe DAT1..DAT3 */
+			at91_set_B_periph(AT91_PIN_PA9, 1);
+			if (data->slot[i].bus_width == 4) {
+				at91_set_B_periph(AT91_PIN_PA10, 1);
+				at91_set_B_periph(AT91_PIN_PA11, 1);
+				at91_set_B_periph(AT91_PIN_PA12, 1);
+			}
+			slot_count++;
+			break;
+		default:
+			printk(KERN_ERR
+			       "AT91: SD/MMC slot %d not available\n", i);
+			break;
+		}
+		if (slot_count) {
+			/* CLK */
+			at91_set_A_periph(AT91_PIN_PA27, 0);
+
+			mmc_data = *data;
+			platform_device_register(&at91rm9200_mmc_device);
 		}
 	}
 
-	mmc_data = *data;
-	platform_device_register(&at91rm9200_mmc_device);
 }
 #else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
 #endif
 
 
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index 7b9c2ba396e..156e639257c 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -208,93 +208,11 @@ void __init at91_add_device_eth(struct macb_platform_data *data) {}
 #endif
 
 
-/* --------------------------------------------------------------------
- *  MMC / SD
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
-static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc_data;
-
-static struct resource mmc_resources[] = {
-	[0] = {
-		.start	= AT91SAM9260_BASE_MCI,
-		.end	= AT91SAM9260_BASE_MCI + SZ_16K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= NR_IRQS_LEGACY + AT91SAM9260_ID_MCI,
-		.end	= NR_IRQS_LEGACY + AT91SAM9260_ID_MCI,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device at91sam9260_mmc_device = {
-	.name		= "at91_mci",
-	.id		= -1,
-	.dev		= {
-				.dma_mask		= &mmc_dmamask,
-				.coherent_dma_mask	= DMA_BIT_MASK(32),
-				.platform_data		= &mmc_data,
-	},
-	.resource	= mmc_resources,
-	.num_resources	= ARRAY_SIZE(mmc_resources),
-};
-
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
-{
-	if (!data)
-		return;
-
-	/* input/irq */
-	if (gpio_is_valid(data->det_pin)) {
-		at91_set_gpio_input(data->det_pin, 1);
-		at91_set_deglitch(data->det_pin, 1);
-	}
-	if (gpio_is_valid(data->wp_pin))
-		at91_set_gpio_input(data->wp_pin, 1);
-	if (gpio_is_valid(data->vcc_pin))
-		at91_set_gpio_output(data->vcc_pin, 0);
-
-	/* CLK */
-	at91_set_A_periph(AT91_PIN_PA8, 0);
-
-	if (data->slot_b) {
-		/* CMD */
-		at91_set_B_periph(AT91_PIN_PA1, 1);
-
-		/* DAT0, maybe DAT1..DAT3 */
-		at91_set_B_periph(AT91_PIN_PA0, 1);
-		if (data->wire4) {
-			at91_set_B_periph(AT91_PIN_PA5, 1);
-			at91_set_B_periph(AT91_PIN_PA4, 1);
-			at91_set_B_periph(AT91_PIN_PA3, 1);
-		}
-	} else {
-		/* CMD */
-		at91_set_A_periph(AT91_PIN_PA7, 1);
-
-		/* DAT0, maybe DAT1..DAT3 */
-		at91_set_A_periph(AT91_PIN_PA6, 1);
-		if (data->wire4) {
-			at91_set_A_periph(AT91_PIN_PA9, 1);
-			at91_set_A_periph(AT91_PIN_PA10, 1);
-			at91_set_A_periph(AT91_PIN_PA11, 1);
-		}
-	}
-
-	mmc_data = *data;
-	platform_device_register(&at91sam9260_mmc_device);
-}
-#else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
-#endif
-
 /* --------------------------------------------------------------------
  *  MMC / SD Slot for Atmel MCI Driver
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
+#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
 static u64 mmc_dmamask = DMA_BIT_MASK(32);
 static struct mci_platform_data mmc_data;
 
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 8df5c1bdff9..06c0c6e025b 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -137,9 +137,9 @@ void __init at91_add_device_udc(struct at91_udc_data *data) {}
  *  MMC / SD
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
+#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
 static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc_data;
+static struct mci_platform_data mmc_data;
 
 static struct resource mmc_resources[] = {
 	[0] = {
@@ -155,7 +155,7 @@ static struct resource mmc_resources[] = {
 };
 
 static struct platform_device at91sam9261_mmc_device = {
-	.name		= "at91_mci",
+	.name		= "atmel_mci",
 	.id		= -1,
 	.dev		= {
 				.dma_mask		= &mmc_dmamask,
@@ -166,40 +166,40 @@ static struct platform_device at91sam9261_mmc_device = {
 	.num_resources	= ARRAY_SIZE(mmc_resources),
 };
 
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
 {
 	if (!data)
 		return;
 
-	/* input/irq */
-	if (gpio_is_valid(data->det_pin)) {
-		at91_set_gpio_input(data->det_pin, 1);
-		at91_set_deglitch(data->det_pin, 1);
+	if (data->slot[0].bus_width) {
+		/* input/irq */
+		if (gpio_is_valid(data->slot[0].detect_pin)) {
+			at91_set_gpio_input(data->slot[0].detect_pin, 1);
+			at91_set_deglitch(data->slot[0].detect_pin, 1);
+		}
+		if (gpio_is_valid(data->slot[0].wp_pin))
+			at91_set_gpio_input(data->slot[0].wp_pin, 1);
+
+		/* CLK */
+		at91_set_B_periph(AT91_PIN_PA2, 0);
+
+		/* CMD */
+		at91_set_B_periph(AT91_PIN_PA1, 1);
+
+		/* DAT0, maybe DAT1..DAT3 */
+		at91_set_B_periph(AT91_PIN_PA0, 1);
+		if (data->slot[0].bus_width == 4) {
+			at91_set_B_periph(AT91_PIN_PA4, 1);
+			at91_set_B_periph(AT91_PIN_PA5, 1);
+			at91_set_B_periph(AT91_PIN_PA6, 1);
+		}
+
+		mmc_data = *data;
+		platform_device_register(&at91sam9261_mmc_device);
 	}
-	if (gpio_is_valid(data->wp_pin))
-		at91_set_gpio_input(data->wp_pin, 1);
-	if (gpio_is_valid(data->vcc_pin))
-		at91_set_gpio_output(data->vcc_pin, 0);
-
-	/* CLK */
-	at91_set_B_periph(AT91_PIN_PA2, 0);
-
-	/* CMD */
-	at91_set_B_periph(AT91_PIN_PA1, 1);
-
-	/* DAT0, maybe DAT1..DAT3 */
-	at91_set_B_periph(AT91_PIN_PA0, 1);
-	if (data->wire4) {
-		at91_set_B_periph(AT91_PIN_PA4, 1);
-		at91_set_B_periph(AT91_PIN_PA5, 1);
-		at91_set_B_periph(AT91_PIN_PA6, 1);
-	}
-
-	mmc_data = *data;
-	platform_device_register(&at91sam9261_mmc_device);
 }
 #else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
 #endif
 
 
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index 84b38105231..144ef5de51b 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -188,8 +188,8 @@ static struct clk_lookup periph_clocks_lookups[] = {
 	CLKDEV_CON_ID("hclk", &macb_clk),
 	CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
 	CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
-	CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk),
-	CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.1", &mmc1_clk),
+	CLKDEV_CON_DEV_ID("mci_clk", "atmel_mci.0", &mmc0_clk),
+	CLKDEV_CON_DEV_ID("mci_clk", "atmel_mci.1", &mmc1_clk),
 	CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
 	CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
 	CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb_clk),
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index eb6bbf86fb9..1e176aaaaec 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -218,9 +218,9 @@ void __init at91_add_device_eth(struct macb_platform_data *data) {}
  *  MMC / SD
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
+#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
 static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc0_data, mmc1_data;
+static struct mci_platform_data mmc0_data, mmc1_data;
 
 static struct resource mmc0_resources[] = {
 	[0] = {
@@ -236,7 +236,7 @@ static struct resource mmc0_resources[] = {
 };
 
 static struct platform_device at91sam9263_mmc0_device = {
-	.name		= "at91_mci",
+	.name		= "atmel_mci",
 	.id		= 0,
 	.dev		= {
 				.dma_mask		= &mmc_dmamask,
@@ -261,7 +261,7 @@ static struct resource mmc1_resources[] = {
 };
 
 static struct platform_device at91sam9263_mmc1_device = {
-	.name		= "at91_mci",
+	.name		= "atmel_mci",
 	.id		= 1,
 	.dev		= {
 				.dma_mask		= &mmc_dmamask,
@@ -272,85 +272,110 @@ static struct platform_device at91sam9263_mmc1_device = {
 	.num_resources	= ARRAY_SIZE(mmc1_resources),
 };
 
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
 {
+	unsigned int i;
+	unsigned int slot_count = 0;
+
 	if (!data)
 		return;
 
-	/* input/irq */
-	if (gpio_is_valid(data->det_pin)) {
-		at91_set_gpio_input(data->det_pin, 1);
-		at91_set_deglitch(data->det_pin, 1);
-	}
-	if (gpio_is_valid(data->wp_pin))
-		at91_set_gpio_input(data->wp_pin, 1);
-	if (gpio_is_valid(data->vcc_pin))
-		at91_set_gpio_output(data->vcc_pin, 0);
+	for (i = 0; i < ATMCI_MAX_NR_SLOTS; i++) {
 
-	if (mmc_id == 0) {		/* MCI0 */
-		/* CLK */
-		at91_set_A_periph(AT91_PIN_PA12, 0);
+		if (!data->slot[i].bus_width)
+			continue;
 
-		if (data->slot_b) {
-			/* CMD */
-			at91_set_A_periph(AT91_PIN_PA16, 1);
+		/* input/irq */
+		if (gpio_is_valid(data->slot[i].detect_pin)) {
+			at91_set_gpio_input(data->slot[i].detect_pin,
+					1);
+			at91_set_deglitch(data->slot[i].detect_pin,
+					1);
+		}
+		if (gpio_is_valid(data->slot[i].wp_pin))
+			at91_set_gpio_input(data->slot[i].wp_pin, 1);
 
-			/* DAT0, maybe DAT1..DAT3 */
-			at91_set_A_periph(AT91_PIN_PA17, 1);
-			if (data->wire4) {
-				at91_set_A_periph(AT91_PIN_PA18, 1);
-				at91_set_A_periph(AT91_PIN_PA19, 1);
-				at91_set_A_periph(AT91_PIN_PA20, 1);
+		if (mmc_id == 0) {				/* MCI0 */
+			switch (i) {
+			case 0:					/* slot A */
+				/* CMD */
+				at91_set_A_periph(AT91_PIN_PA1, 1);
+				/* DAT0, maybe DAT1..DAT3 */
+				at91_set_A_periph(AT91_PIN_PA0, 1);
+				if (data->slot[i].bus_width == 4) {
+					at91_set_A_periph(AT91_PIN_PA3, 1);
+					at91_set_A_periph(AT91_PIN_PA4, 1);
+					at91_set_A_periph(AT91_PIN_PA5, 1);
+				}
+				slot_count++;
+				break;
+			case 1:					/* slot B */
+				/* CMD */
+				at91_set_A_periph(AT91_PIN_PA16, 1);
+				/* DAT0, maybe DAT1..DAT3 */
+				at91_set_A_periph(AT91_PIN_PA17, 1);
+				if (data->slot[i].bus_width == 4) {
+					at91_set_A_periph(AT91_PIN_PA18, 1);
+					at91_set_A_periph(AT91_PIN_PA19, 1);
+					at91_set_A_periph(AT91_PIN_PA20, 1);
+				}
+				slot_count++;
+				break;
+			default:
+				printk(KERN_ERR
+				       "AT91: SD/MMC slot %d not available\n", i);
+				break;
 			}
-		} else {
-			/* CMD */
-			at91_set_A_periph(AT91_PIN_PA1, 1);
+			if (slot_count) {
+				/* CLK */
+				at91_set_A_periph(AT91_PIN_PA12, 0);
 
-			/* DAT0, maybe DAT1..DAT3 */
-			at91_set_A_periph(AT91_PIN_PA0, 1);
-			if (data->wire4) {
-				at91_set_A_periph(AT91_PIN_PA3, 1);
-				at91_set_A_periph(AT91_PIN_PA4, 1);
-				at91_set_A_periph(AT91_PIN_PA5, 1);
+				mmc0_data = *data;
+				platform_device_register(&at91sam9263_mmc0_device);
+			}
+		} else if (mmc_id == 1) {			/* MCI1 */
+			switch (i) {
+			case 0:					/* slot A */
+				/* CMD */
+				at91_set_A_periph(AT91_PIN_PA7, 1);
+				/* DAT0, maybe DAT1..DAT3 */
+				at91_set_A_periph(AT91_PIN_PA8, 1);
+				if (data->slot[i].bus_width == 4) {
+					at91_set_A_periph(AT91_PIN_PA9, 1);
+					at91_set_A_periph(AT91_PIN_PA10, 1);
+					at91_set_A_periph(AT91_PIN_PA11, 1);
+				}
+				slot_count++;
+				break;
+			case 1:					/* slot B */
+				/* CMD */
+				at91_set_A_periph(AT91_PIN_PA21, 1);
+				/* DAT0, maybe DAT1..DAT3 */
+				at91_set_A_periph(AT91_PIN_PA22, 1);
+				if (data->slot[i].bus_width == 4) {
+					at91_set_A_periph(AT91_PIN_PA23, 1);
+					at91_set_A_periph(AT91_PIN_PA24, 1);
+					at91_set_A_periph(AT91_PIN_PA25, 1);
+				}
+				slot_count++;
+				break;
+			default:
+				printk(KERN_ERR
+				       "AT91: SD/MMC slot %d not available\n", i);
+				break;
+			}
+			if (slot_count) {
+				/* CLK */
+				at91_set_A_periph(AT91_PIN_PA6, 0);
+
+				mmc1_data = *data;
+				platform_device_register(&at91sam9263_mmc1_device);
 			}
 		}
-
-		mmc0_data = *data;
-		platform_device_register(&at91sam9263_mmc0_device);
-	} else {			/* MCI1 */
-		/* CLK */
-		at91_set_A_periph(AT91_PIN_PA6, 0);
-
-		if (data->slot_b) {
-			/* CMD */
-			at91_set_A_periph(AT91_PIN_PA21, 1);
-
-			/* DAT0, maybe DAT1..DAT3 */
-			at91_set_A_periph(AT91_PIN_PA22, 1);
-			if (data->wire4) {
-				at91_set_A_periph(AT91_PIN_PA23, 1);
-				at91_set_A_periph(AT91_PIN_PA24, 1);
-				at91_set_A_periph(AT91_PIN_PA25, 1);
-			}
-		} else {
-			/* CMD */
-			at91_set_A_periph(AT91_PIN_PA7, 1);
-
-			/* DAT0, maybe DAT1..DAT3 */
-			at91_set_A_periph(AT91_PIN_PA8, 1);
-			if (data->wire4) {
-				at91_set_A_periph(AT91_PIN_PA9, 1);
-				at91_set_A_periph(AT91_PIN_PA10, 1);
-				at91_set_A_periph(AT91_PIN_PA11, 1);
-			}
-		}
-
-		mmc1_data = *data;
-		platform_device_register(&at91sam9263_mmc1_device);
 	}
 }
 #else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
 #endif
 
 /* --------------------------------------------------------------------
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index f09fff93217..ea4479e7c3f 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -161,9 +161,9 @@ void __init at91_add_device_usba(struct usba_platform_data *data) {}
  *  MMC / SD
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
+#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
 static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc_data;
+static struct mci_platform_data mmc_data;
 
 static struct resource mmc_resources[] = {
 	[0] = {
@@ -179,7 +179,7 @@ static struct resource mmc_resources[] = {
 };
 
 static struct platform_device at91sam9rl_mmc_device = {
-	.name		= "at91_mci",
+	.name		= "atmel_mci",
 	.id		= -1,
 	.dev		= {
 				.dma_mask		= &mmc_dmamask,
@@ -190,40 +190,40 @@ static struct platform_device at91sam9rl_mmc_device = {
 	.num_resources	= ARRAY_SIZE(mmc_resources),
 };
 
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
 {
 	if (!data)
 		return;
 
-	/* input/irq */
-	if (gpio_is_valid(data->det_pin)) {
-		at91_set_gpio_input(data->det_pin, 1);
-		at91_set_deglitch(data->det_pin, 1);
+	if (data->slot[0].bus_width) {
+		/* input/irq */
+		if (gpio_is_valid(data->slot[0].detect_pin)) {
+			at91_set_gpio_input(data->slot[0].detect_pin, 1);
+			at91_set_deglitch(data->slot[0].detect_pin, 1);
+		}
+		if (gpio_is_valid(data->slot[0].wp_pin))
+			at91_set_gpio_input(data->slot[0].wp_pin, 1);
+
+		/* CLK */
+		at91_set_A_periph(AT91_PIN_PA2, 0);
+
+		/* CMD */
+		at91_set_A_periph(AT91_PIN_PA1, 1);
+
+		/* DAT0, maybe DAT1..DAT3 */
+		at91_set_A_periph(AT91_PIN_PA0, 1);
+		if (data->slot[0].bus_width == 4) {
+			at91_set_A_periph(AT91_PIN_PA3, 1);
+			at91_set_A_periph(AT91_PIN_PA4, 1);
+			at91_set_A_periph(AT91_PIN_PA5, 1);
+		}
+
+		mmc_data = *data;
+		platform_device_register(&at91sam9rl_mmc_device);
 	}
-	if (gpio_is_valid(data->wp_pin))
-		at91_set_gpio_input(data->wp_pin, 1);
-	if (gpio_is_valid(data->vcc_pin))
-		at91_set_gpio_output(data->vcc_pin, 0);
-
-	/* CLK */
-	at91_set_A_periph(AT91_PIN_PA2, 0);
-
-	/* CMD */
-	at91_set_A_periph(AT91_PIN_PA1, 1);
-
-	/* DAT0, maybe DAT1..DAT3 */
-	at91_set_A_periph(AT91_PIN_PA0, 1);
-	if (data->wire4) {
-		at91_set_A_periph(AT91_PIN_PA3, 1);
-		at91_set_A_periph(AT91_PIN_PA4, 1);
-		at91_set_A_periph(AT91_PIN_PA5, 1);
-	}
-
-	mmc_data = *data;
-	platform_device_register(&at91sam9rl_mmc_device);
 }
 #else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
 #endif
 
 
diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c
index de7be193181..93a832f7023 100644
--- a/arch/arm/mach-at91/board-afeb-9260v1.c
+++ b/arch/arm/mach-at91/board-afeb-9260v1.c
@@ -133,12 +133,12 @@ static struct atmel_nand_data __initdata afeb9260_nand_data = {
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata afeb9260_mmc_data = {
-	.det_pin 	= AT91_PIN_PC9,
-	.wp_pin 	= AT91_PIN_PC4,
-	.slot_b		= 1,
-	.wire4		= 1,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata afeb9260_mci0_data = {
+	.slot[1] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC9,
+		.wp_pin		= AT91_PIN_PC4,
+	},
 };
 
 
@@ -199,7 +199,7 @@ static void __init afeb9260_board_init(void)
 	at91_set_B_periph(AT91_PIN_PA10, 0);	/* ETX2 */
 	at91_set_B_periph(AT91_PIN_PA11, 0);	/* ETX3 */
 	/* MMC */
-	at91_add_device_mmc(0, &afeb9260_mmc_data);
+	at91_add_device_mci(0, &afeb9260_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(afeb9260_i2c_devices,
 			ARRAY_SIZE(afeb9260_i2c_devices));
diff --git a/arch/arm/mach-at91/board-carmeva.c b/arch/arm/mach-at91/board-carmeva.c
index a5b002f32a6..71d8f362a1d 100644
--- a/arch/arm/mach-at91/board-carmeva.c
+++ b/arch/arm/mach-at91/board-carmeva.c
@@ -71,12 +71,12 @@ static struct at91_udc_data __initdata carmeva_udc_data = {
 	// .vcc_pin	= -EINVAL,
 // };
 
-static struct at91_mmc_data __initdata carmeva_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PB10,
-	.wp_pin		= AT91_PIN_PC14,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata carmeva_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB10,
+		.wp_pin		= AT91_PIN_PC14,
+	},
 };
 
 static struct spi_board_info carmeva_spi_devices[] = {
@@ -150,7 +150,7 @@ static void __init carmeva_board_init(void)
 	/* Compact Flash */
 //	at91_add_device_cf(&carmeva_cf_data);
 	/* MMC */
-	at91_add_device_mmc(0, &carmeva_mmc_data);
+	at91_add_device_mci(0, &carmeva_mci0_data);
 	/* LEDs */
 	at91_gpio_leds(carmeva_leds, ARRAY_SIZE(carmeva_leds));
 }
diff --git a/arch/arm/mach-at91/board-cpu9krea.c b/arch/arm/mach-at91/board-cpu9krea.c
index ecbc13b594d..e71c473316e 100644
--- a/arch/arm/mach-at91/board-cpu9krea.c
+++ b/arch/arm/mach-at91/board-cpu9krea.c
@@ -254,8 +254,7 @@ static struct gpio_led cpu9krea_leds[] = {
 
 static struct i2c_board_info __initdata cpu9krea_i2c_devices[] = {
 	{
-		I2C_BOARD_INFO("rtc-ds1307", 0x68),
-		.type	= "ds1339",
+		I2C_BOARD_INFO("ds1339", 0x68),
 	},
 };
 
@@ -312,12 +311,12 @@ static void __init cpu9krea_add_device_buttons(void)
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata cpu9krea_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PA29,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata cpu9krea_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PA29,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 static void __init cpu9krea_board_init(void)
@@ -359,7 +358,7 @@ static void __init cpu9krea_board_init(void)
 	/* Ethernet */
 	at91_add_device_eth(&cpu9krea_macb_data);
 	/* MMC */
-	at91_add_device_mmc(0, &cpu9krea_mmc_data);
+	at91_add_device_mci(0, &cpu9krea_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(cpu9krea_i2c_devices,
 		ARRAY_SIZE(cpu9krea_i2c_devices));
diff --git a/arch/arm/mach-at91/board-cpuat91.c b/arch/arm/mach-at91/board-cpuat91.c
index 2e6d043c82f..2cbd1a2b6c3 100644
--- a/arch/arm/mach-at91/board-cpuat91.c
+++ b/arch/arm/mach-at91/board-cpuat91.c
@@ -78,11 +78,12 @@ static struct at91_udc_data __initdata cpuat91_udc_data = {
 	.pullup_pin	= AT91_PIN_PC14,
 };
 
-static struct at91_mmc_data __initdata cpuat91_mmc_data = {
-	.det_pin	= AT91_PIN_PC2,
-	.wire4		= 1,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata cpuat91_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC2,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 static struct physmap_flash_data cpuat91_flash_data = {
@@ -168,7 +169,7 @@ static void __init cpuat91_board_init(void)
 	/* USB Device */
 	at91_add_device_udc(&cpuat91_udc_data);
 	/* MMC */
-	at91_add_device_mmc(0, &cpuat91_mmc_data);
+	at91_add_device_mci(0, &cpuat91_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(NULL, 0);
 	/* Platform devices */
diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c
index 32396bb4a4c..3e37437a7a6 100644
--- a/arch/arm/mach-at91/board-csb337.c
+++ b/arch/arm/mach-at91/board-csb337.c
@@ -87,12 +87,12 @@ static struct at91_cf_data __initdata csb337_cf_data = {
 	.rst_pin	= AT91_PIN_PD2,
 };
 
-static struct at91_mmc_data __initdata csb337_mmc_data = {
-	.det_pin	= AT91_PIN_PD5,
-	.slot_b		= 0,
-	.wire4		= 1,
-	.wp_pin		= AT91_PIN_PD6,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata csb337_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PD5,
+		.wp_pin		= AT91_PIN_PD6,
+	},
 };
 
 static struct spi_board_info csb337_spi_devices[] = {
@@ -238,7 +238,7 @@ static void __init csb337_board_init(void)
 	/* SPI */
 	at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
 	/* MMC */
-	at91_add_device_mmc(0, &csb337_mmc_data);
+	at91_add_device_mci(0, &csb337_mci0_data);
 	/* NOR flash */
 	platform_device_register(&csb_flash);
 	/* LEDs */
diff --git a/arch/arm/mach-at91/board-eb9200.c b/arch/arm/mach-at91/board-eb9200.c
index d1e1f3fc0a4..0cfac16ee9d 100644
--- a/arch/arm/mach-at91/board-eb9200.c
+++ b/arch/arm/mach-at91/board-eb9200.c
@@ -70,12 +70,12 @@ static struct at91_cf_data __initdata eb9200_cf_data = {
 	.rst_pin	= AT91_PIN_PC5,
 };
 
-static struct at91_mmc_data __initdata eb9200_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata eb9200_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 static struct i2c_board_info __initdata eb9200_i2c_devices[] = {
@@ -113,7 +113,7 @@ static void __init eb9200_board_init(void)
 	at91_add_device_spi(NULL, 0);
 	/* MMC */
 	/* only supports 1 or 4 bit interface, not wired through to SPI */
-	at91_add_device_mmc(0, &eb9200_mmc_data);
+	at91_add_device_mci(0, &eb9200_mci0_data);
 }
 
 MACHINE_START(ATEB9200, "Embest ATEB9200")
diff --git a/arch/arm/mach-at91/board-ecbat91.c b/arch/arm/mach-at91/board-ecbat91.c
index 192ec76579c..3d931ffac4b 100644
--- a/arch/arm/mach-at91/board-ecbat91.c
+++ b/arch/arm/mach-at91/board-ecbat91.c
@@ -64,12 +64,12 @@ static struct at91_usbh_data __initdata ecb_at91usbh_data = {
 	.overcurrent_pin= {-EINVAL, -EINVAL},
 };
 
-static struct at91_mmc_data __initdata ecb_at91mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata ecbat91_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 
@@ -170,7 +170,7 @@ static void __init ecb_at91board_init(void)
 	at91_add_device_i2c(NULL, 0);
 
 	/* MMC */
-	at91_add_device_mmc(0, &ecb_at91mmc_data);
+	at91_add_device_mci(0, &ecbat91_mci0_data);
 
 	/* SPI */
 	at91_add_device_spi(ecb_at91spi_devices, ARRAY_SIZE(ecb_at91spi_devices));
diff --git a/arch/arm/mach-at91/board-eco920.c b/arch/arm/mach-at91/board-eco920.c
index d2d4580df48..d93658a2b12 100644
--- a/arch/arm/mach-at91/board-eco920.c
+++ b/arch/arm/mach-at91/board-eco920.c
@@ -56,12 +56,12 @@ static struct at91_udc_data __initdata eco920_udc_data = {
 	.pullup_pin	= AT91_PIN_PB13,
 };
 
-static struct at91_mmc_data __initdata eco920_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 0,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata eco920_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 1,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 static struct physmap_flash_data eco920_flash_data = {
@@ -120,7 +120,7 @@ static void __init eco920_board_init(void)
 	at91_add_device_usbh(&eco920_usbh_data);
 	at91_add_device_udc(&eco920_udc_data);
 
-	at91_add_device_mmc(0, &eco920_mmc_data);
+	at91_add_device_mci(0, &eco920_mci0_data);
 	platform_device_register(&eco920_flash);
 
 	at91_ramc_write(0, AT91_SMC_CSR(7),	AT91_SMC_RWHOLD_(1)
diff --git a/arch/arm/mach-at91/board-flexibity.c b/arch/arm/mach-at91/board-flexibity.c
index 6cc83a87d77..fa98abacb1b 100644
--- a/arch/arm/mach-at91/board-flexibity.c
+++ b/arch/arm/mach-at91/board-flexibity.c
@@ -75,12 +75,12 @@ static struct spi_board_info flexibity_spi_devices[] = {
 };
 
 /* MCI (SD/MMC) */
-static struct at91_mmc_data __initdata flexibity_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PC9,
-	.wp_pin		= AT91_PIN_PC4,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata flexibity_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC9,
+		.wp_pin		= AT91_PIN_PC4,
+	},
 };
 
 /* LEDs */
@@ -152,7 +152,7 @@ static void __init flexibity_board_init(void)
 	at91_add_device_spi(flexibity_spi_devices,
 		ARRAY_SIZE(flexibity_spi_devices));
 	/* MMC */
-	at91_add_device_mmc(0, &flexibity_mmc_data);
+	at91_add_device_mci(0, &flexibity_mci0_data);
 	/* LEDs */
 	at91_gpio_leds(flexibity_leds, ARRAY_SIZE(flexibity_leds));
 }
diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c
index 69ab1247ef8..6e47071d820 100644
--- a/arch/arm/mach-at91/board-foxg20.c
+++ b/arch/arm/mach-at91/board-foxg20.c
@@ -86,7 +86,7 @@ static struct at91_udc_data __initdata foxg20_udc_data = {
  * SPI devices.
  */
 static struct spi_board_info foxg20_spi_devices[] = {
-#if !defined(CONFIG_MMC_AT91)
+#if !IS_ENABLED(CONFIG_MMC_ATMELMCI)
 	{
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 1,
@@ -109,12 +109,12 @@ static struct macb_platform_data __initdata foxg20_macb_data = {
  * MCI (SD/MMC)
  * det_pin, wp_pin and vcc_pin are not connected
  */
-static struct at91_mmc_data __initdata foxg20_mmc_data = {
-	.slot_b		= 1,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata foxg20_mci0_data = {
+	.slot[1] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 
@@ -247,7 +247,7 @@ static void __init foxg20_board_init(void)
 	/* Ethernet */
 	at91_add_device_eth(&foxg20_macb_data);
 	/* MMC */
-	at91_add_device_mmc(0, &foxg20_mmc_data);
+	at91_add_device_mci(0, &foxg20_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(foxg20_i2c_devices, ARRAY_SIZE(foxg20_i2c_devices));
 	/* LEDs */
diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c
index 00d60071770..abe9fed7a3e 100644
--- a/arch/arm/mach-at91/board-kb9202.c
+++ b/arch/arm/mach-at91/board-kb9202.c
@@ -69,12 +69,12 @@ static struct at91_udc_data __initdata kb9202_udc_data = {
 	.pullup_pin	= AT91_PIN_PB22,
 };
 
-static struct at91_mmc_data __initdata kb9202_mmc_data = {
-	.det_pin	= AT91_PIN_PB2,
-	.slot_b		= 0,
-	.wire4		= 1,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata kb9202_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB2,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 static struct mtd_partition __initdata kb9202_nand_partition[] = {
@@ -136,7 +136,7 @@ static void __init kb9202_board_init(void)
 	/* USB Device */
 	at91_add_device_udc(&kb9202_udc_data);
 	/* MMC */
-	at91_add_device_mmc(0, &kb9202_mmc_data);
+	at91_add_device_mci(0, &kb9202_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(NULL, 0);
 	/* SPI */
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 18103c5d993..9cda3fd346a 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -138,11 +138,12 @@ static struct spi_board_info neocore926_spi_devices[] = {
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata neocore926_mmc_data = {
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PE18,
-	.wp_pin		= AT91_PIN_PE19,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata neocore926_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PE18,
+		.wp_pin		= AT91_PIN_PE19,
+	},
 };
 
 
@@ -354,7 +355,7 @@ static void __init neocore926_board_init(void)
 	neocore926_add_device_ts();
 
 	/* MMC */
-	at91_add_device_mmc(1, &neocore926_mmc_data);
+	at91_add_device_mci(0, &neocore926_mci0_data);
 
 	/* Ethernet */
 	at91_add_device_eth(&neocore926_macb_data);
diff --git a/arch/arm/mach-at91/board-picotux200.c b/arch/arm/mach-at91/board-picotux200.c
index 12706550450..f83e1de699e 100644
--- a/arch/arm/mach-at91/board-picotux200.c
+++ b/arch/arm/mach-at91/board-picotux200.c
@@ -62,12 +62,12 @@ static struct at91_usbh_data __initdata picotux200_usbh_data = {
 	.overcurrent_pin= {-EINVAL, -EINVAL},
 };
 
-static struct at91_mmc_data __initdata picotux200_mmc_data = {
-	.det_pin	= AT91_PIN_PB27,
-	.slot_b		= 0,
-	.wire4		= 1,
-	.wp_pin		= AT91_PIN_PA17,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata picotux200_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB27,
+		.wp_pin		= AT91_PIN_PA17,
+	},
 };
 
 #define PICOTUX200_FLASH_BASE	AT91_CHIPSELECT_0
@@ -112,7 +112,7 @@ static void __init picotux200_board_init(void)
 	at91_add_device_i2c(NULL, 0);
 	/* MMC */
 	at91_set_gpio_output(AT91_PIN_PB22, 1);	/* this MMC card slot can optionally use SPI signaling (CS3). */
-	at91_add_device_mmc(0, &picotux200_mmc_data);
+	at91_add_device_mci(0, &picotux200_mci0_data);
 	/* NOR Flash */
 	platform_device_register(&picotux200_flash);
 }
diff --git a/arch/arm/mach-at91/board-qil-a9260.c b/arch/arm/mach-at91/board-qil-a9260.c
index bf351e28542..799f214edeb 100644
--- a/arch/arm/mach-at91/board-qil-a9260.c
+++ b/arch/arm/mach-at91/board-qil-a9260.c
@@ -156,12 +156,12 @@ static void __init ek_add_device_nand(void)
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata ek_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 /*
@@ -245,7 +245,7 @@ static void __init ek_board_init(void)
 	/* Ethernet */
 	at91_add_device_eth(&ek_macb_data);
 	/* MMC */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	at91_add_device_mci(0, &ek_mci0_data);
 	/* Push Buttons */
 	ek_add_device_buttons();
 	/* LEDs */
diff --git a/arch/arm/mach-at91/board-rm9200dk.c b/arch/arm/mach-at91/board-rm9200dk.c
index 2526ad759b5..66338e7ebfb 100644
--- a/arch/arm/mach-at91/board-rm9200dk.c
+++ b/arch/arm/mach-at91/board-rm9200dk.c
@@ -77,12 +77,12 @@ static struct at91_cf_data __initdata dk_cf_data = {
 };
 
 #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
-static struct at91_mmc_data __initdata dk_mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata dk_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 #endif
 
@@ -205,7 +205,7 @@ static void __init dk_board_init(void)
 #else
 	/* MMC */
 	at91_set_gpio_output(AT91_PIN_PB7, 1);	/* this MMC card slot can optionally use SPI signaling (CS3). */
-	at91_add_device_mmc(0, &dk_mmc_data);
+	at91_add_device_mci(0, &dk_mci0_data);
 #endif
 	/* NAND */
 	at91_add_device_nand(&dk_nand_data);
diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c
index 06f2ce543e2..5d1b5729dc6 100644
--- a/arch/arm/mach-at91/board-rm9200ek.c
+++ b/arch/arm/mach-at91/board-rm9200ek.c
@@ -70,12 +70,12 @@ static struct at91_udc_data __initdata ek_udc_data = {
 };
 
 #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.det_pin	= AT91_PIN_PB27,
-	.slot_b		= 0,
-	.wire4		= 1,
-	.wp_pin		= AT91_PIN_PA17,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata ek_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB27,
+		.wp_pin		= AT91_PIN_PA17,
+	}
 };
 #endif
 
@@ -174,7 +174,7 @@ static void __init ek_board_init(void)
 #else
 	/* MMC */
 	at91_set_gpio_output(AT91_PIN_PB22, 1);	/* this MMC card slot can optionally use SPI signaling (CS3). */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	at91_add_device_mci(0, &ek_mci0_data);
 #endif
 	/* NOR Flash */
 	platform_device_register(&ek_flash);
diff --git a/arch/arm/mach-at91/board-rsi-ews.c b/arch/arm/mach-at91/board-rsi-ews.c
index 93b8e3a45e2..a0ecf04e9ae 100644
--- a/arch/arm/mach-at91/board-rsi-ews.c
+++ b/arch/arm/mach-at91/board-rsi-ews.c
@@ -58,11 +58,12 @@ static struct at91_usbh_data rsi_ews_usbh_data __initdata = {
 /*
  * SD/MC
  */
-static struct at91_mmc_data rsi_ews_mmc_data __initdata = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PB27,
-	.wp_pin		= AT91_PIN_PB29,
+static struct mci_platform_data __initdata rsi_ews_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB27,
+		.wp_pin		= AT91_PIN_PB29,
+	},
 };
 
 /*
@@ -212,7 +213,7 @@ static void __init rsi_ews_board_init(void)
 	at91_add_device_spi(rsi_ews_spi_devices,
 			ARRAY_SIZE(rsi_ews_spi_devices));
 	/* MMC */
-	at91_add_device_mmc(0, &rsi_ews_mmc_data);
+	at91_add_device_mci(0, &rsi_ews_mci0_data);
 	/* NOR Flash */
 	platform_device_register(&rsiews_nor_flash);
 	/* LEDs */
diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c
index 46e1eb55053..c5f01acce3c 100644
--- a/arch/arm/mach-at91/board-sam9-l9260.c
+++ b/arch/arm/mach-at91/board-sam9-l9260.c
@@ -73,7 +73,7 @@ static struct at91_udc_data __initdata ek_udc_data = {
  * SPI devices.
  */
 static struct spi_board_info ek_spi_devices[] = {
-#if !defined(CONFIG_MMC_AT91)
+#if !IS_ENABLED(CONFIG_MMC_ATMELMCI)
 	{	/* DataFlash chip */
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 1,
@@ -158,12 +158,12 @@ static void __init ek_add_device_nand(void)
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.slot_b		= 1,
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PC8,
-	.wp_pin		= AT91_PIN_PC4,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata ek_mci0_data = {
+	.slot[1] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC8,
+		.wp_pin		= AT91_PIN_PC4,
+	},
 };
 
 /*
@@ -209,7 +209,7 @@ static void __init ek_board_init(void)
 	/* Ethernet */
 	at91_add_device_eth(&ek_macb_data);
 	/* MMC */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	at91_add_device_mci(0, &ek_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(NULL, 0);
 	/* LEDs */
diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index 889c1bf71eb..8cd6e679fbe 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -108,7 +108,7 @@ static void __init at73c213_set_clk(struct at73c213_board_info *info) {}
  * SPI devices.
  */
 static struct spi_board_info ek_spi_devices[] = {
-#if !defined(CONFIG_MMC_AT91)
+#if !IS_ENABLED(CONFIG_MMC_ATMELMCI)
 	{	/* DataFlash chip */
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 1,
@@ -211,12 +211,12 @@ static void __init ek_add_device_nand(void)
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.slot_b		= 1,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata ek_mci0_data = {
+	.slot[1] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 
@@ -329,7 +329,7 @@ static void __init ek_board_init(void)
 	/* Ethernet */
 	at91_add_device_eth(&ek_macb_data);
 	/* MMC */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	at91_add_device_mci(0, &ek_mci0_data);
 	/* I2C */
 	at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
 	/* SSC (to AT73C213) */
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 802d4946bb3..27b3af1a304 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -340,11 +340,12 @@ static struct spi_board_info ek_spi_devices[] = {
  * MCI (SD/MMC)
  * det_pin, wp_pin and vcc_pin are not connected
  */
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= -EINVAL,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 #endif /* CONFIG_SPI_ATMEL_* */
@@ -595,7 +596,7 @@ static void __init ek_board_init(void)
 	at91_add_device_ssc(AT91SAM9261_ID_SSC1, ATMEL_SSC_TX);
 #else
 	/* MMC */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	at91_add_device_mci(0, &mci0_data);
 #endif
 	/* LCD Controller */
 	at91_add_device_lcdc(&ek_lcdc_data);
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 82adf581afc..073e17403d9 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -141,11 +141,12 @@ static struct spi_board_info ek_spi_devices[] = {
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PE18,
-	.wp_pin		= AT91_PIN_PE19,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata mci1_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PE18,
+		.wp_pin		= AT91_PIN_PE19,
+	},
 };
 
 
@@ -420,7 +421,7 @@ static void __init ek_board_init(void)
 	/* Touchscreen */
 	ek_add_device_ts();
 	/* MMC */
-	at91_add_device_mmc(1, &ek_mmc_data);
+	at91_add_device_mci(1, &mci1_data);
 	/* Ethernet */
 	at91_add_device_eth(&ek_macb_data);
 	/* NAND */
diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index 4ea4ee00364..3ab2b86a376 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -92,7 +92,7 @@ static struct at91_udc_data __initdata ek_udc_data = {
  * SPI devices.
  */
 static struct spi_board_info ek_spi_devices[] = {
-#if !(defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_AT91))
+#if !IS_ENABLED(CONFIG_MMC_ATMELMCI)
 	{	/* DataFlash chip */
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 1,
@@ -199,7 +199,6 @@ static void __init ek_add_device_nand(void)
  * MCI (SD/MMC)
  * wp_pin and vcc_pin are not connected
  */
-#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
 static struct mci_platform_data __initdata ek_mmc_data = {
 	.slot[1] = {
 		.bus_width	= 4,
@@ -208,28 +207,15 @@ static struct mci_platform_data __initdata ek_mmc_data = {
 	},
 
 };
-#else
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.slot_b		= 1,	/* Only one slot so use slot B */
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PC9,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
-};
-#endif
 
 static void __init ek_add_device_mmc(void)
 {
-#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
 	if (ek_have_2mmc()) {
 		ek_mmc_data.slot[0].bus_width = 4;
 		ek_mmc_data.slot[0].detect_pin = AT91_PIN_PC2;
 		ek_mmc_data.slot[0].wp_pin = -1;
 	}
 	at91_add_device_mci(0, &ek_mmc_data);
-#else
-	at91_add_device_mmc(0, &ek_mmc_data);
-#endif
 }
 
 /*
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index e7dc3ead704..fb89ea92e3f 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -56,11 +56,12 @@ static struct usba_platform_data __initdata ek_usba_udc_data = {
 /*
  * MCI (SD/MMC)
  */
-static struct at91_mmc_data __initdata ek_mmc_data = {
-	.wire4		= 1,
-	.det_pin	= AT91_PIN_PA15,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PA15,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 
@@ -303,7 +304,7 @@ static void __init ek_board_init(void)
 	/* SPI */
 	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
 	/* MMC */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	at91_add_device_mci(0, &mci0_data);
 	/* LCD Controller */
 	at91_add_device_lcdc(&ek_lcdc_data);
 	/* AC97 */
diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c
index 29eae1626bf..c3fb31d5116 100644
--- a/arch/arm/mach-at91/board-stamp9g20.c
+++ b/arch/arm/mach-at91/board-stamp9g20.c
@@ -83,7 +83,6 @@ static void __init add_device_nand(void)
  * MCI (SD/MMC)
  * det_pin, wp_pin and vcc_pin are not connected
  */
-#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
 static struct mci_platform_data __initdata mmc_data = {
 	.slot[0] = {
 		.bus_width	= 4,
@@ -91,15 +90,6 @@ static struct mci_platform_data __initdata mmc_data = {
 		.wp_pin		= -1,
 	},
 };
-#else
-static struct at91_mmc_data __initdata mmc_data = {
-	.slot_b		= 0,
-	.wire4		= 1,
-	.det_pin	= -EINVAL,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
-};
-#endif
 
 
 /*
@@ -223,11 +213,7 @@ void __init stamp9g20_board_init(void)
 	/* NAND */
 	add_device_nand();
 	/* MMC */
-#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
 	at91_add_device_mci(0, &mmc_data);
-#else
-	at91_add_device_mmc(0, &mmc_data);
-#endif
 	/* W1 */
 	add_w1();
 }
diff --git a/arch/arm/mach-at91/board-usb-a926x.c b/arch/arm/mach-at91/board-usb-a926x.c
index c1476b9fe7b..6ea069b5733 100644
--- a/arch/arm/mach-at91/board-usb-a926x.c
+++ b/arch/arm/mach-at91/board-usb-a926x.c
@@ -109,14 +109,12 @@ static struct mmc_spi_platform_data at91_mmc_spi_pdata = {
  * SPI devices.
  */
 static struct spi_board_info usb_a9263_spi_devices[] = {
-#if !defined(CONFIG_MMC_AT91)
 	{	/* DataFlash chip */
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 0,
 		.max_speed_hz	= 15 * 1000 * 1000,
 		.bus_num	= 0,
 	}
-#endif
 };
 
 static struct spi_board_info usb_a9g20_spi_devices[] = {
diff --git a/arch/arm/mach-at91/board-yl-9200.c b/arch/arm/mach-at91/board-yl-9200.c
index 9fd57bcac69..f162fdfd66e 100644
--- a/arch/arm/mach-at91/board-yl-9200.c
+++ b/arch/arm/mach-at91/board-yl-9200.c
@@ -119,11 +119,12 @@ static struct at91_udc_data __initdata yl9200_udc_data = {
 /*
  * MMC
  */
-static struct at91_mmc_data __initdata yl9200_mmc_data = {
-	.det_pin	= AT91_PIN_PB9,
-	.wire4		= 1,
-	.wp_pin		= -EINVAL,
-	.vcc_pin	= -EINVAL,
+static struct mci_platform_data __initdata yl9200_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB9,
+		.wp_pin		= -EINVAL,
+	},
 };
 
 /*
@@ -565,7 +566,7 @@ static void __init yl9200_board_init(void)
 	/* I2C */
 	at91_add_device_i2c(yl9200_i2c_devices, ARRAY_SIZE(yl9200_i2c_devices));
 	/* MMC */
-	at91_add_device_mmc(0, &yl9200_mmc_data);
+	at91_add_device_mci(0, &yl9200_mci0_data);
 	/* NAND */
 	at91_add_device_nand(&yl9200_nand_data);
 	/* NOR Flash */
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 31bb7e5b504..0d934079895 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -406,46 +406,6 @@ config MTD_NAND_ATMEL
 	help
 	  Enables support for NAND Flash / Smart Media Card interface
 	  on Atmel AT91 and AVR32 processors.
-choice
-	prompt "ECC management for NAND Flash / SmartMedia on AT91 / AVR32"
-	depends on MTD_NAND_ATMEL
-
-config MTD_NAND_ATMEL_ECC_HW
-	bool "Hardware ECC"
-	depends on ARCH_AT91SAM9263 || ARCH_AT91SAM9260 || AVR32
-	help
-	  Use hardware ECC instead of software ECC when the chip
-	  supports it.
-
-	  The hardware ECC controller is capable of single bit error
-	  correction and 2-bit random detection per page.
-
-	  NB : hardware and software ECC schemes are incompatible.
-	  If you switch from one to another, you'll have to erase your
-	  mtd partition.
-
-	  If unsure, say Y
-
-config MTD_NAND_ATMEL_ECC_SOFT
-	bool "Software ECC"
-	help
-	  Use software ECC.
-
-	  NB : hardware and software ECC schemes are incompatible.
-	  If you switch from one to another, you'll have to erase your
-	  mtd partition.
-
-config MTD_NAND_ATMEL_ECC_NONE
-	bool "No ECC (testing only, DANGEROUS)"
-	depends on DEBUG_KERNEL
-	help
-	  No ECC will be used.
-	  It's not a good idea and it should be reserved for testing
-	  purpose only.
-
-	  If unsure, say N
-
-endchoice
 
 config MTD_NAND_PXA3xx
 	tristate "Support for NAND flash devices on PXA3xx"