static struct map_desc s3c_iodesc[] __initdata = {
        {
-               .virtual        = S3C_VA_SYS,
+               .virtual        = (unsigned long)S3C_VA_SYS,
                .pfn            = __phys_to_pfn(S3C64XX_PA_SYSCON),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
-               .virtual        = S3C_VA_VIC0,
+               .virtual        = (unsigned long)S3C_VA_VIC0,
                .pfn            = __phys_to_pfn(S3C64XX_PA_VIC0),
                .length         = SZ_16K,
                .type           = MT_DEVICE,
        }, {
-               .virtual        = S3C_VA_VIC1,
+               .virtual        = (unsigned long)S3C_VA_VIC1,
                .pfn            = __phys_to_pfn(S3C64XX_PA_VIC1),
                .length         = SZ_16K,
                .type           = MT_DEVICE,
        }, {
-               .virtual        = S3C_VA_TIMER,
+               .virtual        = (unsigned long)S3C_VA_TIMER,
                .pfn            = __phys_to_pfn(S3C_PA_TIMER),
                .length         = SZ_16K,
                .type           = MT_DEVICE,
        }, {
-               .virtual        = S3C64XX_VA_GPIO,
+               .virtual        = (unsigned long)S3C64XX_VA_GPIO,
                .pfn            = __phys_to_pfn(S3C64XX_PA_GPIO),
                .length         = SZ_4K,
                .type           = MT_DEVICE,