powerpc:Add support of SPL non-relocation

[u-boot] / arch / powerpc / cpu / mpc85xx / speed.c

diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c
index 488fd5ea767e17485d52e854a57e29eabeab9d1f..35dfb0a9a962d7854e545413b68019cd673e2cd5 100644 (file)
--- a/arch/powerpc/cpu/mpc85xx/speed.c
+++ b/arch/powerpc/cpu/mpc85xx/speed.c
@@ -107,6 +107,13 @@ void get_sys_info(sys_info_t *sys_info)
        mem_pll_rat = (in_be32(&gur->rcwsr[0]) >>
                        FSL_CORENET_RCWSR0_MEM_PLL_RAT_SHIFT)
                        & FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK;
+#ifdef CONFIG_SYS_FSL_ERRATUM_A007212
+       if (mem_pll_rat == 0) {
+               mem_pll_rat = (in_be32(&gur->rcwsr[0]) >>
+                       FSL_CORENET_RCWSR0_MEM_PLL_RAT_RESV_SHIFT) &
+                       FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK;
+       }
+#endif
        /* T4240/T4160 Rev2.0 MEM_PLL_RAT uses a value which is half of
         * T4240/T4160 Rev1.0. eg. It's 12 in Rev1.0, however, for Rev2.0
         * it uses 6.