diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index e945957..990338f 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -74,72 +74,12 @@ omap_postcore_initcall(omap3_l3_init);
 static struct resource omap3isp_resources[] = {
 	{
 		.start		= OMAP3430_ISP_BASE,
-		.end		= OMAP3430_ISP_END,
+		.end		= OMAP3430_ISP_BASE + 0x12fc,
 		.flags		= IORESOURCE_MEM,
 	},
 	{
-		.start		= OMAP3430_ISP_CCP2_BASE,
-		.end		= OMAP3430_ISP_CCP2_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_CCDC_BASE,
-		.end		= OMAP3430_ISP_CCDC_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_HIST_BASE,
-		.end		= OMAP3430_ISP_HIST_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_H3A_BASE,
-		.end		= OMAP3430_ISP_H3A_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_PREV_BASE,
-		.end		= OMAP3430_ISP_PREV_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_RESZ_BASE,
-		.end		= OMAP3430_ISP_RESZ_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_SBL_BASE,
-		.end		= OMAP3430_ISP_SBL_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_CSI2A_REGS1_BASE,
-		.end		= OMAP3430_ISP_CSI2A_REGS1_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3430_ISP_CSIPHY2_BASE,
-		.end		= OMAP3430_ISP_CSIPHY2_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3630_ISP_CSI2A_REGS2_BASE,
-		.end		= OMAP3630_ISP_CSI2A_REGS2_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3630_ISP_CSI2C_REGS1_BASE,
-		.end		= OMAP3630_ISP_CSI2C_REGS1_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3630_ISP_CSIPHY1_BASE,
-		.end		= OMAP3630_ISP_CSIPHY1_END,
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.start		= OMAP3630_ISP_CSI2C_REGS2_BASE,
-		.end		= OMAP3630_ISP_CSI2C_REGS2_END,
+		.start		= OMAP3430_ISP_BASE2,
+		.end		= OMAP3430_ISP_BASE2 + 0x0600,
 		.flags		= IORESOURCE_MEM,
 	},
 	{
diff --git a/arch/arm/mach-omap2/omap34xx.h b/arch/arm/mach-omap2/omap34xx.h
index c0d1b4b..ed0024d 100644
--- a/arch/arm/mach-omap2/omap34xx.h
+++ b/arch/arm/mach-omap2/omap34xx.h
@@ -46,39 +46,9 @@
 
 #define OMAP34XX_IC_BASE	0x48200000
 
-#define OMAP3430_ISP_BASE		(L4_34XX_BASE + 0xBC000)
-#define OMAP3430_ISP_CBUFF_BASE		(OMAP3430_ISP_BASE + 0x0100)
-#define OMAP3430_ISP_CCP2_BASE		(OMAP3430_ISP_BASE + 0x0400)
-#define OMAP3430_ISP_CCDC_BASE		(OMAP3430_ISP_BASE + 0x0600)
-#define OMAP3430_ISP_HIST_BASE		(OMAP3430_ISP_BASE + 0x0A00)
-#define OMAP3430_ISP_H3A_BASE		(OMAP3430_ISP_BASE + 0x0C00)
-#define OMAP3430_ISP_PREV_BASE		(OMAP3430_ISP_BASE + 0x0E00)
-#define OMAP3430_ISP_RESZ_BASE		(OMAP3430_ISP_BASE + 0x1000)
-#define OMAP3430_ISP_SBL_BASE		(OMAP3430_ISP_BASE + 0x1200)
-#define OMAP3430_ISP_MMU_BASE		(OMAP3430_ISP_BASE + 0x1400)
-#define OMAP3430_ISP_CSI2A_REGS1_BASE	(OMAP3430_ISP_BASE + 0x1800)
-#define OMAP3430_ISP_CSIPHY2_BASE	(OMAP3430_ISP_BASE + 0x1970)
-#define OMAP3630_ISP_CSI2A_REGS2_BASE	(OMAP3430_ISP_BASE + 0x19C0)
-#define OMAP3630_ISP_CSI2C_REGS1_BASE	(OMAP3430_ISP_BASE + 0x1C00)
-#define OMAP3630_ISP_CSIPHY1_BASE	(OMAP3430_ISP_BASE + 0x1D70)
-#define OMAP3630_ISP_CSI2C_REGS2_BASE	(OMAP3430_ISP_BASE + 0x1DC0)
-
-#define OMAP3430_ISP_END		(OMAP3430_ISP_BASE         + 0x06F)
-#define OMAP3430_ISP_CBUFF_END		(OMAP3430_ISP_CBUFF_BASE   + 0x077)
-#define OMAP3430_ISP_CCP2_END		(OMAP3430_ISP_CCP2_BASE    + 0x1EF)
-#define OMAP3430_ISP_CCDC_END		(OMAP3430_ISP_CCDC_BASE    + 0x0A7)
-#define OMAP3430_ISP_HIST_END		(OMAP3430_ISP_HIST_BASE    + 0x047)
-#define OMAP3430_ISP_H3A_END		(OMAP3430_ISP_H3A_BASE     + 0x05F)
-#define OMAP3430_ISP_PREV_END		(OMAP3430_ISP_PREV_BASE    + 0x09F)
-#define OMAP3430_ISP_RESZ_END		(OMAP3430_ISP_RESZ_BASE    + 0x0AB)
-#define OMAP3430_ISP_SBL_END		(OMAP3430_ISP_SBL_BASE     + 0x0FB)
-#define OMAP3430_ISP_MMU_END		(OMAP3430_ISP_MMU_BASE     + 0x06F)
-#define OMAP3430_ISP_CSI2A_REGS1_END	(OMAP3430_ISP_CSI2A_REGS1_BASE + 0x16F)
-#define OMAP3430_ISP_CSIPHY2_END	(OMAP3430_ISP_CSIPHY2_BASE + 0x00B)
-#define OMAP3630_ISP_CSI2A_REGS2_END	(OMAP3630_ISP_CSI2A_REGS2_BASE + 0x3F)
-#define OMAP3630_ISP_CSI2C_REGS1_END	(OMAP3630_ISP_CSI2C_REGS1_BASE + 0x16F)
-#define OMAP3630_ISP_CSIPHY1_END	(OMAP3630_ISP_CSIPHY1_BASE + 0x00B)
-#define OMAP3630_ISP_CSI2C_REGS2_END	(OMAP3630_ISP_CSI2C_REGS2_BASE + 0x3F)
+#define OMAP3430_ISP_BASE	(L4_34XX_BASE + 0xBC000)
+#define OMAP3430_ISP_MMU_BASE	(OMAP3430_ISP_BASE + 0x1400)
+#define OMAP3430_ISP_BASE2	(OMAP3430_ISP_BASE + 0x1800)
 
 #define OMAP34XX_HSUSB_OTG_BASE	(L4_34XX_BASE + 0xAB000)
 #define OMAP34XX_USBTLL_BASE	(L4_34XX_BASE + 0x62000)
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 83b4368..992e74c 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -86,35 +86,43 @@ static void isp_restore_ctx(struct isp_device *isp);
 static const struct isp_res_mapping isp_res_maps[] = {
 	{
 		.isp_rev = ISP_REVISION_2_0,
-		.map = 1 << OMAP3_ISP_IOMEM_MAIN |
-		       1 << OMAP3_ISP_IOMEM_CCP2 |
-		       1 << OMAP3_ISP_IOMEM_CCDC |
-		       1 << OMAP3_ISP_IOMEM_HIST |
-		       1 << OMAP3_ISP_IOMEM_H3A |
-		       1 << OMAP3_ISP_IOMEM_PREV |
-		       1 << OMAP3_ISP_IOMEM_RESZ |
-		       1 << OMAP3_ISP_IOMEM_SBL |
-		       1 << OMAP3_ISP_IOMEM_CSI2A_REGS1 |
-		       1 << OMAP3_ISP_IOMEM_CSIPHY2,
+		.offset = {
+			/* first MMIO area */
+			0x0000, /* base, len 0x0070 */
+			0x0400, /* ccp2, len 0x01f0 */
+			0x0600, /* ccdc, len 0x00a8 */
+			0x0a00, /* hist, len 0x0048 */
+			0x0c00, /* h3a, len 0x0060 */
+			0x0e00, /* preview, len 0x00a0 */
+			0x1000, /* resizer, len 0x00ac */
+			0x1200, /* sbl, len 0x00fc */
+			/* second MMIO area */
+			0x0000, /* csi2a, len 0x0170 */
+			0x0170, /* csiphy2, len 0x000c */
+		},
 		.syscon_offset = 0xdc,
 		.phy_type = ISP_PHY_TYPE_3430,
 	},
 	{
 		.isp_rev = ISP_REVISION_15_0,
-		.map = 1 << OMAP3_ISP_IOMEM_MAIN |
-		       1 << OMAP3_ISP_IOMEM_CCP2 |
-		       1 << OMAP3_ISP_IOMEM_CCDC |
-		       1 << OMAP3_ISP_IOMEM_HIST |
-		       1 << OMAP3_ISP_IOMEM_H3A |
-		       1 << OMAP3_ISP_IOMEM_PREV |
-		       1 << OMAP3_ISP_IOMEM_RESZ |
-		       1 << OMAP3_ISP_IOMEM_SBL |
-		       1 << OMAP3_ISP_IOMEM_CSI2A_REGS1 |
-		       1 << OMAP3_ISP_IOMEM_CSIPHY2 |
-		       1 << OMAP3_ISP_IOMEM_CSI2A_REGS2 |
-		       1 << OMAP3_ISP_IOMEM_CSI2C_REGS1 |
-		       1 << OMAP3_ISP_IOMEM_CSIPHY1 |
-		       1 << OMAP3_ISP_IOMEM_CSI2C_REGS2,
+		.offset = {
+			/* first MMIO area */
+			0x0000, /* base, len 0x0070 */
+			0x0400, /* ccp2, len 0x01f0 */
+			0x0600, /* ccdc, len 0x00a8 */
+			0x0a00, /* hist, len 0x0048 */
+			0x0c00, /* h3a, len 0x0060 */
+			0x0e00, /* preview, len 0x00a0 */
+			0x1000, /* resizer, len 0x00ac */
+			0x1200, /* sbl, len 0x00fc */
+			/* second MMIO area */
+			0x0000, /* csi2a, len 0x0170 (1st area) */
+			0x0170, /* csiphy2, len 0x000c */
+			0x01c0, /* csi2a, len 0x0040 (2nd area) */
+			0x0400, /* csi2c, len 0x0170 (1st area) */
+			0x0570, /* csiphy1, len 0x000c */
+			0x05c0, /* csi2c, len 0x0040 (2nd area) */
+		},
 		.syscon_offset = 0x2f0,
 		.phy_type = ISP_PHY_TYPE_3630,
 	},
@@ -2235,27 +2243,6 @@ static int isp_remove(struct platform_device *pdev)
 	return 0;
 }
 
-static int isp_map_mem_resource(struct platform_device *pdev,
-				struct isp_device *isp,
-				enum isp_mem_resources res)
-{
-	struct resource *mem;
-
-	/* request the mem region for the camera registers */
-
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, res);
-
-	/* map the region */
-	isp->mmio_base[res] = devm_ioremap_resource(isp->dev, mem);
-	if (IS_ERR(isp->mmio_base[res]))
-		return PTR_ERR(isp->mmio_base[res]);
-
-	if (res == OMAP3_ISP_IOMEM_HIST)
-		isp->mmio_hist_base_phys = mem->start;
-
-	return 0;
-}
-
 /*
  * isp_probe - Probe ISP platform device
  * @pdev: Pointer to ISP platform device
@@ -2271,6 +2258,7 @@ static int isp_probe(struct platform_device *pdev)
 {
 	struct isp_platform_data *pdata = pdev->dev.platform_data;
 	struct isp_device *isp;
+	struct resource *mem;
 	int ret;
 	int i, m;
 
@@ -2303,10 +2291,21 @@ static int isp_probe(struct platform_device *pdev)
 	 *
 	 * The ISP clock tree is revision-dependent. We thus need to enable ICLK
 	 * manually to read the revision before calling __omap3isp_get().
+	 *
+	 * Start by mapping the ISP MMIO area, which is in two pieces.
+	 * The ISP IOMMU is in between. Map both now, and fill in the
+	 * ISP revision specific portions a little later in the
+	 * function.
 	 */
-	ret = isp_map_mem_resource(pdev, isp, OMAP3_ISP_IOMEM_MAIN);
-	if (ret < 0)
-		goto error;
+	for (i = 0; i < 2; i++) {
+		unsigned int map_idx = i ? OMAP3_ISP_IOMEM_CSI2A_REGS1 : 0;
+
+		mem = platform_get_resource(pdev, IORESOURCE_MEM, i);
+		isp->mmio_base[map_idx] =
+			devm_ioremap_resource(isp->dev, mem);
+		if (IS_ERR(isp->mmio_base[map_idx]))
+			return PTR_ERR(isp->mmio_base[map_idx]);
+	}
 
 	ret = isp_get_clocks(isp);
 	if (ret < 0)
@@ -2347,13 +2346,17 @@ static int isp_probe(struct platform_device *pdev)
 		goto error_isp;
 	}
 
-	for (i = 1; i < OMAP3_ISP_IOMEM_LAST; i++) {
-		if (isp_res_maps[m].map & 1 << i) {
-			ret = isp_map_mem_resource(pdev, isp, i);
-			if (ret)
-				goto error_isp;
-		}
-	}
+	for (i = 1; i < OMAP3_ISP_IOMEM_CSI2A_REGS1; i++)
+		isp->mmio_base[i] =
+			isp->mmio_base[0] + isp_res_maps[m].offset[i];
+
+	for (i = OMAP3_ISP_IOMEM_CSIPHY2; i < OMAP3_ISP_IOMEM_LAST; i++)
+		isp->mmio_base[i] =
+			isp->mmio_base[OMAP3_ISP_IOMEM_CSI2A_REGS1]
+			+ isp_res_maps[m].offset[i];
+
+	isp->mmio_hist_base_phys =
+		mem->start + isp_res_maps[m].offset[OMAP3_ISP_IOMEM_HIST];
 
 	isp->syscon = syscon_regmap_lookup_by_pdevname("syscon.0");
 	if (IS_ERR(isp->syscon)) {
diff --git a/drivers/media/platform/omap3isp/isp.h b/drivers/media/platform/omap3isp/isp.h
index 03d2129..dcb7d20 100644
--- a/drivers/media/platform/omap3isp/isp.h
+++ b/drivers/media/platform/omap3isp/isp.h
@@ -99,7 +99,7 @@ struct regmap;
 /*
  * struct isp_res_mapping - Map ISP io resources to ISP revision.
  * @isp_rev: ISP_REVISION_x_x
- * @map: bitmap for enum isp_mem_resources
+ * @offset: register offsets of various ISP sub-blocks
  * @syscon_offset: offset of the syscon register for 343x / 3630
  *	    (CONTROL_CSIRXFE / CONTROL_CAMERA_PHY_CTRL, respectively)
  *	    from the syscon base address
@@ -107,7 +107,7 @@ struct regmap;
  */
 struct isp_res_mapping {
 	u32 isp_rev;
-	u32 map;
+	u32 offset[OMAP3_ISP_IOMEM_LAST];
 	u32 syscon_offset;
 	u32 phy_type;
 };
