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[U-Boot] powerpc/mpc85xx:Disable Debug TLB entry before init_tlbs

Message ID 1370491869-4316-1-git-send-email-prabhakar@freescale.com
State Superseded
Delegated to: Andy Fleming
Headers show

Commit Message

Prabhakar Kushwaha June 6, 2013, 4:11 a.m. UTC 
init_tlbs() initialize all the TLB entries required for the system.

So disable DEBUG TLB entry before TLB entries initialization.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
---
 arch/powerpc/cpu/mpc85xx/cpu_init_early.c |    4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init_early.c b/arch/powerpc/cpu/mpc85xx/cpu_init_early.c
index f4403c2..3ab7748 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu_init_early.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu_init_early.c
@@ -180,5 +180,9 @@  void cpu_init_early_f(void)
 
 	invalidate_tlb(1);
 
+#if defined(CONFIG_SYS_PPC_E500_DEBUG_TLB) && !defined(CONFIG_SPL_BUILD)
+       disable_tlb(CONFIG_SYS_PPC_E500_DEBUG_TLB);
+#endif
+
 	init_tlbs();
 }