diff --git a/drivers/char/drm/drm_pciids.h b/drivers/char/drm/drm_pciids.h
index c69a4d0..f524688 100644
--- a/drivers/char/drm/drm_pciids.h
+++ b/drivers/char/drm/drm_pciids.h
@@ -139,6 +139,101 @@
 	{0x1002, 0x5e4c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x5e4d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x5e4f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x710A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x710B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x710C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x710E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x710F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7140, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7141, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7142, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7143, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7144, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7145, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7146, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7147, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7149, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x714A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x714B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x714C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x714D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x714E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x714F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7151, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7152, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7153, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x715E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x715F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7180, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7181, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7183, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7186, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7187, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7188, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x718A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x718B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x718C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x718D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x718F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7193, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7196, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x719B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x719F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71C7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71CD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71CE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71D2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71D4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71D5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71D6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71DA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x71DE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7200, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7210, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7243, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7244, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7245, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7246, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7247, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7248, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7249, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x724A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x724B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x724C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x724D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x724E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x724F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7280, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV570|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7281, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7283, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7284, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7287, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV570|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7289, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV570|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x728B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV570|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x728C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV570|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7290, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7291, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7293, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7297, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV560|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x7834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x7835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0, 0, 0}
diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c
index 8cd8271..0f4afc4 100644
--- a/drivers/char/drm/r300_cmdbuf.c
+++ b/drivers/char/drm/r300_cmdbuf.c
@@ -77,23 +77,31 @@
 				return -EFAULT;
 			}
 
-			box.x1 =
-			    (box.x1 +
-			     R300_CLIPRECT_OFFSET) & R300_CLIPRECT_MASK;
-			box.y1 =
-			    (box.y1 +
-			     R300_CLIPRECT_OFFSET) & R300_CLIPRECT_MASK;
-			box.x2 =
-			    (box.x2 +
-			     R300_CLIPRECT_OFFSET) & R300_CLIPRECT_MASK;
-			box.y2 =
-			    (box.y2 +
-			     R300_CLIPRECT_OFFSET) & R300_CLIPRECT_MASK;
+			if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) {
+				box.x1 = (box.x1) &
+					R300_CLIPRECT_MASK;
+				box.y1 = (box.y1) &
+					R300_CLIPRECT_MASK;
+				box.x2 = (box.x2) &
+					R300_CLIPRECT_MASK;
+				box.y2 = (box.y2) &
+					R300_CLIPRECT_MASK;
+			} else {
+				box.x1 = (box.x1 + R300_CLIPRECT_OFFSET) &
+					R300_CLIPRECT_MASK;
+				box.y1 = (box.y1 + R300_CLIPRECT_OFFSET) &
+					R300_CLIPRECT_MASK;
+				box.x2 = (box.x2 + R300_CLIPRECT_OFFSET) &
+					R300_CLIPRECT_MASK;
+				box.y2 = (box.y2 + R300_CLIPRECT_OFFSET) &
+					R300_CLIPRECT_MASK;
 
+			}
 			OUT_RING((box.x1 << R300_CLIPRECT_X_SHIFT) |
 				 (box.y1 << R300_CLIPRECT_Y_SHIFT));
 			OUT_RING((box.x2 << R300_CLIPRECT_X_SHIFT) |
 				 (box.y2 << R300_CLIPRECT_Y_SHIFT));
+
 		}
 
 		OUT_RING_REG(R300_RE_CLIPRECT_CNTL, r300_cliprect_cntl[nr - 1]);
@@ -133,9 +141,11 @@
 
 static u8 r300_reg_flags[0x10000 >> 2];
 
-void r300_init_reg_flags(void)
+void r300_init_reg_flags(struct drm_device *dev)
 {
 	int i;
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+
 	memset(r300_reg_flags, 0, 0x10000 >> 2);
 #define ADD_RANGE_MARK(reg, count,mark) \
 		for(i=((reg)>>2);i<((reg)>>2)+(count);i++)\
@@ -230,6 +240,9 @@
 	ADD_RANGE(R300_VAP_INPUT_ROUTE_0_0, 8);
 	ADD_RANGE(R300_VAP_INPUT_ROUTE_1_0, 8);
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) {
+		ADD_RANGE(0x4074, 16);
+	}
 }
 
 static __inline__ int r300_check_range(unsigned reg, int count)
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 020323b..5dc799a 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -816,6 +816,46 @@
 	{0000000000, 0000000000},
 };
 
+static u32 RADEON_READ_MCIND(drm_radeon_private_t *dev_priv, int addr)
+{
+	u32 ret;
+	RADEON_WRITE(R520_MC_IND_INDEX, 0x7f0000 | (addr & 0xff));
+	ret = RADEON_READ(R520_MC_IND_DATA);
+	RADEON_WRITE(R520_MC_IND_INDEX, 0);
+	return ret;
+}
+
+u32 radeon_read_fb_location(drm_radeon_private_t *dev_priv)
+{
+
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515)
+		return RADEON_READ_MCIND(dev_priv, RV515_MC_FB_LOCATION);
+	else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515)
+		return RADEON_READ_MCIND(dev_priv, R520_MC_FB_LOCATION);
+	else
+		return RADEON_READ(RADEON_MC_FB_LOCATION);
+}
+
+static void radeon_write_fb_location(drm_radeon_private_t *dev_priv, u32 fb_loc)
+{
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515)
+		RADEON_WRITE_MCIND(RV515_MC_FB_LOCATION, fb_loc);
+	else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515)
+		RADEON_WRITE_MCIND(R520_MC_FB_LOCATION, fb_loc);
+	else
+		RADEON_WRITE(RADEON_MC_FB_LOCATION, fb_loc);
+}
+
+static void radeon_write_agp_location(drm_radeon_private_t *dev_priv, u32 agp_loc)
+{
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515)
+		RADEON_WRITE_MCIND(RV515_MC_AGP_LOCATION, agp_loc);
+	else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515)
+		RADEON_WRITE_MCIND(R520_MC_AGP_LOCATION, agp_loc);
+	else
+		RADEON_WRITE(RADEON_MC_AGP_LOCATION, agp_loc);
+}
+
 static int RADEON_READ_PLL(struct drm_device * dev, int addr)
 {
 	drm_radeon_private_t *dev_priv = dev->dev_private;
@@ -824,7 +864,7 @@
 	return RADEON_READ(RADEON_CLOCK_CNTL_DATA);
 }
 
-static int RADEON_READ_PCIE(drm_radeon_private_t *dev_priv, int addr)
+static u32 RADEON_READ_PCIE(drm_radeon_private_t *dev_priv, int addr)
 {
 	RADEON_WRITE8(RADEON_PCIE_INDEX, addr & 0xff);
 	return RADEON_READ(RADEON_PCIE_DATA);
@@ -1074,41 +1114,43 @@
 
 	radeon_do_pixcache_flush(dev_priv);
 
-	clock_cntl_index = RADEON_READ(RADEON_CLOCK_CNTL_INDEX);
-	mclk_cntl = RADEON_READ_PLL(dev, RADEON_MCLK_CNTL);
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV515) {
+		clock_cntl_index = RADEON_READ(RADEON_CLOCK_CNTL_INDEX);
+		mclk_cntl = RADEON_READ_PLL(dev, RADEON_MCLK_CNTL);
 
-	RADEON_WRITE_PLL(RADEON_MCLK_CNTL, (mclk_cntl |
-					    RADEON_FORCEON_MCLKA |
-					    RADEON_FORCEON_MCLKB |
-					    RADEON_FORCEON_YCLKA |
-					    RADEON_FORCEON_YCLKB |
-					    RADEON_FORCEON_MC |
-					    RADEON_FORCEON_AIC));
+		RADEON_WRITE_PLL(RADEON_MCLK_CNTL, (mclk_cntl |
+						    RADEON_FORCEON_MCLKA |
+						    RADEON_FORCEON_MCLKB |
+						    RADEON_FORCEON_YCLKA |
+						    RADEON_FORCEON_YCLKB |
+						    RADEON_FORCEON_MC |
+						    RADEON_FORCEON_AIC));
 
-	rbbm_soft_reset = RADEON_READ(RADEON_RBBM_SOFT_RESET);
+		rbbm_soft_reset = RADEON_READ(RADEON_RBBM_SOFT_RESET);
 
-	RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset |
-					      RADEON_SOFT_RESET_CP |
-					      RADEON_SOFT_RESET_HI |
-					      RADEON_SOFT_RESET_SE |
-					      RADEON_SOFT_RESET_RE |
-					      RADEON_SOFT_RESET_PP |
-					      RADEON_SOFT_RESET_E2 |
-					      RADEON_SOFT_RESET_RB));
-	RADEON_READ(RADEON_RBBM_SOFT_RESET);
-	RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset &
-					      ~(RADEON_SOFT_RESET_CP |
-						RADEON_SOFT_RESET_HI |
-						RADEON_SOFT_RESET_SE |
-						RADEON_SOFT_RESET_RE |
-						RADEON_SOFT_RESET_PP |
-						RADEON_SOFT_RESET_E2 |
-						RADEON_SOFT_RESET_RB)));
-	RADEON_READ(RADEON_RBBM_SOFT_RESET);
+		RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset |
+						      RADEON_SOFT_RESET_CP |
+						      RADEON_SOFT_RESET_HI |
+						      RADEON_SOFT_RESET_SE |
+						      RADEON_SOFT_RESET_RE |
+						      RADEON_SOFT_RESET_PP |
+						      RADEON_SOFT_RESET_E2 |
+						      RADEON_SOFT_RESET_RB));
+		RADEON_READ(RADEON_RBBM_SOFT_RESET);
+		RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset &
+						      ~(RADEON_SOFT_RESET_CP |
+							RADEON_SOFT_RESET_HI |
+							RADEON_SOFT_RESET_SE |
+							RADEON_SOFT_RESET_RE |
+							RADEON_SOFT_RESET_PP |
+							RADEON_SOFT_RESET_E2 |
+							RADEON_SOFT_RESET_RB)));
+		RADEON_READ(RADEON_RBBM_SOFT_RESET);
 
-	RADEON_WRITE_PLL(RADEON_MCLK_CNTL, mclk_cntl);
-	RADEON_WRITE(RADEON_CLOCK_CNTL_INDEX, clock_cntl_index);
-	RADEON_WRITE(RADEON_RBBM_SOFT_RESET, rbbm_soft_reset);
+		RADEON_WRITE_PLL(RADEON_MCLK_CNTL, mclk_cntl);
+		RADEON_WRITE(RADEON_CLOCK_CNTL_INDEX, clock_cntl_index);
+		RADEON_WRITE(RADEON_RBBM_SOFT_RESET, rbbm_soft_reset);
+	}
 
 	/* Reset the CP ring */
 	radeon_do_cp_reset(dev_priv);
@@ -1134,14 +1176,14 @@
 	 * always appended to the fb which is not necessarily the case
 	 */
 	if (!dev_priv->new_memmap)
-		RADEON_WRITE(RADEON_MC_FB_LOCATION,
+		radeon_write_fb_location(dev_priv,
 			     ((dev_priv->gart_vm_start - 1) & 0xffff0000)
 			     | (dev_priv->fb_location >> 16));
 
 #if __OS_HAS_AGP
 	if (dev_priv->flags & RADEON_IS_AGP) {
 		RADEON_WRITE(RADEON_AGP_BASE, (unsigned int)dev->agp->base);
-		RADEON_WRITE(RADEON_MC_AGP_LOCATION,
+		radeon_write_agp_location(dev_priv,
 			     (((dev_priv->gart_vm_start - 1 +
 				dev_priv->gart_size) & 0xffff0000) |
 			      (dev_priv->gart_vm_start >> 16)));
@@ -1305,7 +1347,7 @@
 
 		RADEON_WRITE(RADEON_AGP_BASE, (unsigned int)dev_priv->gart_vm_start);
 		dev_priv->gart_size = 32*1024*1024;
-		RADEON_WRITE(RADEON_MC_AGP_LOCATION,
+		radeon_write_agp_location(dev_priv,
 			     (((dev_priv->gart_vm_start - 1 +
 			       dev_priv->gart_size) & 0xffff0000) |
 			     (dev_priv->gart_vm_start >> 16)));
@@ -1339,7 +1381,7 @@
 				  dev_priv->gart_vm_start +
 				  dev_priv->gart_size - 1);
 
-		RADEON_WRITE(RADEON_MC_AGP_LOCATION, 0xffffffc0);	/* ?? */
+		radeon_write_agp_location(dev_priv, 0xffffffc0); /* ?? */
 
 		RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL,
 				  RADEON_PCIE_TX_GART_EN);
@@ -1382,7 +1424,7 @@
 
 		/* Turn off AGP aperture -- is this required for PCI GART?
 		 */
-		RADEON_WRITE(RADEON_MC_AGP_LOCATION, 0xffffffc0);	/* ?? */
+		radeon_write_agp_location(dev_priv, 0xffffffc0);
 		RADEON_WRITE(RADEON_AGP_COMMAND, 0);	/* clear AGP_COMMAND */
 	} else {
 		RADEON_WRITE(RADEON_AIC_CNTL,
@@ -1587,10 +1629,9 @@
 			  dev->agp_buffer_map->handle);
 	}
 
-	dev_priv->fb_location = (RADEON_READ(RADEON_MC_FB_LOCATION)
-				 & 0xffff) << 16;
+	dev_priv->fb_location = (radeon_read_fb_location(dev_priv) & 0xffff) << 16;
 	dev_priv->fb_size =
-		((RADEON_READ(RADEON_MC_FB_LOCATION) & 0xffff0000u) + 0x10000)
+		((radeon_read_fb_location(dev_priv) & 0xffff0000u) + 0x10000)
 		- dev_priv->fb_location;
 
 	dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) |
@@ -1841,7 +1882,7 @@
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (init->func == RADEON_INIT_R300_CP)
-		r300_init_reg_flags();
+		r300_init_reg_flags(dev);
 
 	switch (init->func) {
 	case RADEON_INIT_CP:
@@ -2250,6 +2291,10 @@
 	case CHIP_R350:
 	case CHIP_R420:
 	case CHIP_RV410:
+	case CHIP_RV515:
+	case CHIP_R520:
+	case CHIP_RV570:
+	case CHIP_R580:
 		dev_priv->flags |= RADEON_HAS_HIERZ;
 		break;
 	default:
diff --git a/drivers/char/drm/radeon_drm.h b/drivers/char/drm/radeon_drm.h
index 5f8d042..71e5b21 100644
--- a/drivers/char/drm/radeon_drm.h
+++ b/drivers/char/drm/radeon_drm.h
@@ -656,6 +656,7 @@
 #define RADEON_PARAM_SCRATCH_OFFSET        11
 #define RADEON_PARAM_CARD_TYPE             12
 #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
+#define RADEON_PARAM_FB_LOCATION           14   /* FB location */
 
 typedef struct drm_radeon_getparam {
 	int param;
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index 443a895..4434332 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -123,6 +123,12 @@
 	CHIP_R420,
 	CHIP_RV410,
 	CHIP_RS400,
+	CHIP_RV515,
+	CHIP_R520,
+	CHIP_RV530,
+	CHIP_RV560,
+	CHIP_RV570,
+	CHIP_R580,
 	CHIP_LAST,
 };
 
@@ -342,6 +348,7 @@
 extern int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int radeon_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int radeon_cp_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv);
+extern u32 radeon_read_fb_location(drm_radeon_private_t *dev_priv);
 
 extern void radeon_freelist_reset(struct drm_device * dev);
 extern struct drm_buf *radeon_freelist_get(struct drm_device * dev);
@@ -388,7 +395,7 @@
 				unsigned long arg);
 
 /* r300_cmdbuf.c */
-extern void r300_init_reg_flags(void);
+extern void r300_init_reg_flags(struct drm_device *dev);
 
 extern int r300_do_cp_cmdbuf(struct drm_device * dev,
 			     struct drm_file *file_priv,
@@ -460,6 +467,16 @@
 #define RADEON_IGPGART_ENABLE           0x38
 #define RADEON_IGPGART_UNK_39           0x39
 
+#define R520_MC_IND_INDEX 0x70
+#define R520_MC_IND_WR_EN (1<<24)
+#define R520_MC_IND_DATA  0x74
+
+#define RV515_MC_FB_LOCATION 0x01
+#define RV515_MC_AGP_LOCATION 0x02
+
+#define R520_MC_FB_LOCATION 0x04
+#define R520_MC_AGP_LOCATION 0x05
+
 #define RADEON_MPP_TB_CONFIG		0x01c0
 #define RADEON_MEM_CNTL			0x0140
 #define RADEON_MEM_SDRAM_MODE_REG	0x0158
@@ -1052,6 +1069,13 @@
 	RADEON_WRITE( RADEON_PCIE_DATA, (val) );			\
 } while (0)
 
+#define RADEON_WRITE_MCIND( addr, val )					\
+	do {								\
+		RADEON_WRITE(R520_MC_IND_INDEX, 0xff0000 | ((addr) & 0xff));	\
+		RADEON_WRITE(R520_MC_IND_DATA, (val));			\
+		RADEON_WRITE(R520_MC_IND_INDEX, 0);	\
+	} while (0)
+
 #define CP_PACKET0( reg, n )						\
 	(RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2))
 #define CP_PACKET0_TABLE( reg, n )					\
diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c
index 1dffdc3..6f75512 100644
--- a/drivers/char/drm/radeon_state.c
+++ b/drivers/char/drm/radeon_state.c
@@ -3034,6 +3034,9 @@
 	case RADEON_PARAM_VBLANK_CRTC:
 		value = radeon_vblank_crtc_get(dev);
 		break;
+	case RADEON_PARAM_FB_LOCATION:
+		value = radeon_read_fb_location(dev_priv);
+		break;
 	default:
 		DRM_DEBUG("Invalid parameter %d\n", param->param);
 		return -EINVAL;