Radeonfb Xpress 200M RC410 support

Make radeonfb work ith the 200m Xpress RC410.  In my tests it was terribly
unstable and would freeze until I set a refresh rate in the kernel argument
to 75.

e.g video=radeonfb:1280x800@75

Now it is rock solid.

Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index 4f5dcd5f5c7e..1e32b3d13f2e 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -145,6 +145,8 @@ static struct pci_device_id radeonfb_pci_table[] = {
         /* 9000/Pro */
         CHIP_DEF(PCI_CHIP_RV250_If,     RV250,  CHIP_HAS_CRTC2),
         CHIP_DEF(PCI_CHIP_RV250_Ig,     RV250,  CHIP_HAS_CRTC2),
+
+        CHIP_DEF(PCI_CHIP_RC410_5A62,   RC410,  CHIP_HAS_CRTC2 | CHIP_IS_IGP | CHIP_IS_MOBILITY),
         /* Mobility 9100 IGP (U3) */
         CHIP_DEF(PCI_CHIP_RS300_5835,   RS300,  CHIP_HAS_CRTC2 | CHIP_IS_IGP | CHIP_IS_MOBILITY),
         CHIP_DEF(PCI_CHIP_RS350_7835,   RS300,  CHIP_HAS_CRTC2 | CHIP_IS_IGP | CHIP_IS_MOBILITY),
@@ -1999,6 +2001,7 @@ static void radeon_identify_vram(struct radeonfb_info *rinfo)
         if ((rinfo->family == CHIP_FAMILY_RS100) ||
             (rinfo->family == CHIP_FAMILY_RS200) ||
             (rinfo->family == CHIP_FAMILY_RS300) ||
+            (rinfo->family == CHIP_FAMILY_RC410) ||
             (rinfo->family == CHIP_FAMILY_RS480) ) {
           u32 tom = INREG(NB_TOM);
           tmp = ((((tom >> 16) - (tom & 0xffff) + 1) << 6) * 1024);