Pavel Machek <pavel at ...> writes: > > You may want to try to access that register from u-boot first, then > under linux using devmem2 tool... for debugging. > Pavel I try => md 0xff2800A0 4 and got ff2800a0: and the system is freezes => md 0x00008000 4 said 00008000: eb003e36 e10f9000 e229901a e319001f so, md is OK, but ff2800a0 is inaccessible