static u32 IGP_READ_MCIND(drm_radeon_private_t *dev_priv, int addr)
 {
-       if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690)
+       if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+           ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740))
                return RS690_READ_MCIND(dev_priv, addr);
        else
                return RS480_READ_MCIND(dev_priv, addr);
 
        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515)
                return R500_READ_MCIND(dev_priv, RV515_MC_FB_LOCATION);
-       else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690)
+       else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+                ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740))
                return RS690_READ_MCIND(dev_priv, RS690_MC_FB_LOCATION);
        else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515)
                return R500_READ_MCIND(dev_priv, R520_MC_FB_LOCATION);
 {
        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515)
                R500_WRITE_MCIND(RV515_MC_FB_LOCATION, fb_loc);
-       else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690)
+       else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+                ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740))
                RS690_WRITE_MCIND(RS690_MC_FB_LOCATION, fb_loc);
        else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515)
                R500_WRITE_MCIND(R520_MC_FB_LOCATION, fb_loc);
 {
        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515)
                R500_WRITE_MCIND(RV515_MC_AGP_LOCATION, agp_loc);
-       else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690)
+       else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+                ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740))
                RS690_WRITE_MCIND(RS690_MC_AGP_LOCATION, agp_loc);
        else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515)
                R500_WRITE_MCIND(R520_MC_AGP_LOCATION, agp_loc);
        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) {
                R500_WRITE_MCIND(RV515_MC_AGP_BASE, agp_base_lo);
                R500_WRITE_MCIND(RV515_MC_AGP_BASE_2, agp_base_hi);
-       } else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) {
+       } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+                ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) {
                RS690_WRITE_MCIND(RS690_MC_AGP_BASE, agp_base_lo);
                RS690_WRITE_MCIND(RS690_MC_AGP_BASE_2, agp_base_hi);
        } else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515) {
                        RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
                                     R420_cp_microcode[i][0]);
                }
-       } else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) {
-               DRM_INFO("Loading RS690 Microcode\n");
+       } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+                  ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) {
+               DRM_INFO("Loading RS690/RS740 Microcode\n");
                for (i = 0; i < 256; i++) {
                        RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
                                     RS690_cp_microcode[i][1]);
                          dev_priv->gart_size);
 
                temp = IGP_READ_MCIND(dev_priv, RS480_MC_MISC_CNTL);
-               if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690)
+               if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+                   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740))
                        IGP_WRITE_MCIND(RS480_MC_MISC_CNTL, (RS480_GART_INDEX_REG_EN |
                                                             RS690_BLOCK_GFX_D3_EN));
                else
        u32 tmp;
 
        if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
+           ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740) ||
            (dev_priv->flags & RADEON_IS_IGPGART)) {
                radeon_set_igpgart(dev_priv, on);
                return;
 
        {0x1002, 0x7835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
        {0x1002, 0x791e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS690|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
        {0x1002, 0x791f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS690|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
+       {0x1002, 0x796c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS740|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
+       {0x1002, 0x796d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS740|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
+       {0x1002, 0x796e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS740|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
+       {0x1002, 0x796f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS740|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
        {0, 0, 0}
 
 #define r128_PCI_IDS \