1 files changed, 44 insertions, 19 deletions

diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c
index a4b809b82fa3..b91e412f7b3e 100644
--- a/arch/arm/mach-mx2/devices.c
+++ b/arch/arm/mach-mx2/devices.c
@@ -31,6 +31,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
+#include <linux/dma-mapping.h>
 
 #include <mach/irqs.h>
 #include <mach/hardware.h>
@@ -197,7 +198,7 @@ struct platform_device mxc_fb_device = {
         .num_resources = ARRAY_SIZE(mxc_fb),
         .resource = mxc_fb,
         .dev = {
-                .coherent_dma_mask = 0xFFFFFFFF,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
         },
 };
 
@@ -267,9 +268,6 @@ struct platform_device mxc_pwm_device = {
         .resource = mxc_pwm_resources,
 };
 
-/*
- * Resource definition for the MXC SDHC
- */
 #define DEFINE_MXC_MMC_DEVICE(n, baseaddr, irq, dmareq)                 \
         static struct resource mxc_sdhc_resources ## n[] = {            \
                 {                                                       \
@@ -287,14 +285,14 @@ struct platform_device mxc_pwm_device = {
                 },                                                      \
         };                                                              \
                                                                         \
-        static u64 mxc_sdhc ## n ## _dmamask = 0xffffffffUL;            \
+        static u64 mxc_sdhc ## n ## _dmamask = DMA_BIT_MASK(32);        \
                                                                         \
         struct platform_device mxc_sdhc_device ## n = {                 \
                 .name = "mxc-mmc",                                      \
                 .id = n,                                                \
                 .dev = {                                                \
                         .dma_mask = &mxc_sdhc ## n ## _dmamask,         \
-                        .coherent_dma_mask = 0xffffffff,                \
+                        .coherent_dma_mask = DMA_BIT_MASK(32),          \
                 },                                                      \
                 .num_resources = ARRAY_SIZE(mxc_sdhc_resources ## n),   \
                 .resource = mxc_sdhc_resources ## n,            \
@@ -316,18 +314,18 @@ static struct resource otg_resources[] = {
         },
 };
 
-static u64 otg_dmamask = 0xffffffffUL;
+static u64 otg_dmamask = DMA_BIT_MASK(32);
 
 /* OTG gadget device */
 struct platform_device mxc_otg_udc_device = {
-        .name = "fsl-usb2-udc",
-        .id = -1,
-        .dev = {
-                .dma_mask = &otg_dmamask,
-                .coherent_dma_mask = 0xffffffffUL,
+        .name           = "fsl-usb2-udc",
+        .id             = -1,
+        .dev            = {
+                .dma_mask               = &otg_dmamask,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
         },
-        .resource = otg_resources,
-        .num_resources = ARRAY_SIZE(otg_resources),
+        .resource       = otg_resources,
+        .num_resources  = ARRAY_SIZE(otg_resources),
 };
 
 /* OTG host */
@@ -335,7 +333,7 @@ struct platform_device mxc_otg_host = {
         .name = "mxc-ehci",
         .id = 0,
         .dev = {
-                .coherent_dma_mask = 0xffffffff,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
                 .dma_mask = &otg_dmamask,
         },
         .resource = otg_resources,
@@ -344,7 +342,7 @@ struct platform_device mxc_otg_host = {
 
 /* USB host 1 */
 
-static u64 usbh1_dmamask = 0xffffffffUL;
+static u64 usbh1_dmamask = DMA_BIT_MASK(32);
 
 static struct resource mxc_usbh1_resources[] = {
         {
@@ -362,7 +360,7 @@ struct platform_device mxc_usbh1 = {
         .name = "mxc-ehci",
         .id = 1,
         .dev = {
-                .coherent_dma_mask = 0xffffffff,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
                 .dma_mask = &usbh1_dmamask,
         },
         .resource = mxc_usbh1_resources,
@@ -370,7 +368,7 @@ struct platform_device mxc_usbh1 = {
 };
 
 /* USB host 2 */
-static u64 usbh2_dmamask = 0xffffffffUL;
+static u64 usbh2_dmamask = DMA_BIT_MASK(32);
 
 static struct resource mxc_usbh2_resources[] = {
         {
@@ -388,7 +386,7 @@ struct platform_device mxc_usbh2 = {
         .name = "mxc-ehci",
         .id = 2,
         .dev = {
-                .coherent_dma_mask = 0xffffffff,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
                 .dma_mask = &usbh2_dmamask,
         },
         .resource = mxc_usbh2_resources,
@@ -481,3 +479,30 @@ int __init mxc_register_gpios(void)
 #endif
                 return 0;
 }
+
+#ifdef CONFIG_MACH_MX21
+static struct resource mx21_usbhc_resources[] = {
+        {
+                .start  = MX21_BASE_ADDR,
+                .end    = MX21_BASE_ADDR + 0x1FFF,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start          = MX21_INT_USBHOST,
+                .end            = MX21_INT_USBHOST,
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+struct platform_device mx21_usbhc_device = {
+        .name           = "imx21-hcd",
+        .id             = 0,
+        .dev            = {
+                .dma_mask = &mx21_usbhc_device.dev.coherent_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(mx21_usbhc_resources),
+        .resource       = mx21_usbhc_resources,
+};
+#endif
+