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authorScott Wood <scottwood@freescale.com>2014-03-26 20:30:56 -0500
committerYork Sun <yorksun@freescale.com>2014-04-22 17:58:47 -0700
commit8d451a7129ee6820cc126c77f0f0a175a2cb2e8d (patch)
tree84ce9c0b09a4ff7b3fbe735dd705a0da43920c05 /arch/powerpc
parent44afbbc0f0733381fefa159cc14931d7f711356e (diff)
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powerpc/85xx: Fix e6500 L2 cache stash IDs
The value written to L2CSR1 didn't match the value written to the device tree. Signed-off-by: Scott Wood <scottwood@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/cpu/mpc85xx/fdt.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index 33bc900..31e63f7 100644
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -275,12 +275,16 @@ static inline void ft_fixup_l2cache(void *blob)
u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
#if defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
/* Only initialize every eighth thread */
- if (reg && !((*reg) % 8))
+ if (reg && !((*reg) % 8)) {
+ fdt_setprop_cell(blob, l2_off, "cache-stash-id",
+ (*reg / 4) + 32 + 1);
+ }
#else
- if (reg)
-#endif
+ if (reg) {
fdt_setprop_cell(blob, l2_off, "cache-stash-id",
- (*reg * 2) + 32 + 1);
+ (*reg * 2) + 32 + 1);
+ }
+#endif
#endif
fdt_setprop(blob, l2_off, "cache-unified", NULL, 0);