The patch below against 2.6.23-rc1-mm2 fixes the size of the flash 
window and detect the width of the flash bus (8 or 16 bits).

Cc: Felix Fietkau <[EMAIL PROTECTED]>
Signed-off-by: Aurelien Jarno <[EMAIL PROTECTED]>

--- a/drivers/ssb/driver_mipscore.c
+++ b/drivers/ssb/driver_mipscore.c
@@ -133,12 +133,16 @@
 {
        struct ssb_bus *bus = mcore->dev->bus;
 
+       mcore->flash_buswidth = 2;
        if (bus->chipco.dev) {
                mcore->flash_window = 0x1c000000;
-               mcore->flash_window_size = 0x800000;
+               mcore->flash_window_size = 0x02000000;
+               if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG)
+                              & SSB_CHIPCO_CFG_DS16) == 0)
+                       mcore->flash_buswidth = 1;
        } else {
                mcore->flash_window = 0x1fc00000;
-               mcore->flash_window_size = 0x400000;
+               mcore->flash_window_size = 0x00400000;
        }
 }
 
--- a/include/linux/ssb/ssb_driver_mips.h
+++ b/include/linux/ssb/ssb_driver_mips.h
@@ -20,6 +20,7 @@
        int nr_serial_ports;
        struct ssb_serial_port serial_ports[4];
 
+       u8 flash_buswidth;
        u32 flash_window;
        u32 flash_window_size;
 };

-- 
  .''`.  Aurelien Jarno             | GPG: 1024D/F1BCDB73
 : :' :  Debian developer           | Electrical Engineer
 `. `'   [EMAIL PROTECTED]         | [EMAIL PROTECTED]
   `-    people.debian.org/~aurel32 | www.aurel32.net
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