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Diffstat (limited to 'arch/arm/cpu/armv8/fel_utils.S')
-rw-r--r--arch/arm/cpu/armv8/fel_utils.S9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fel_utils.S b/arch/arm/cpu/armv8/fel_utils.S
index f7707acdf1a..044a7c16cc5 100644
--- a/arch/arm/cpu/armv8/fel_utils.S
+++ b/arch/arm/cpu/armv8/fel_utils.S
@@ -74,10 +74,19 @@ back_in_32:
.word 0xf57ff06f // isb
.word 0xe590d000 // ldr sp, [r0]
.word 0xe590e004 // ldr lr, [r0, #4]
+ .word 0xe5901014 // ldr r1, [r0, #20]
+ .word 0xe121f301 // msr SP_irq, r1
.word 0xe5901010 // ldr r1, [r0, #16]
.word 0xee0c1f10 // mcr 15, 0, r1, cr12, cr0, {0} ; VBAR
.word 0xe590100c // ldr r1, [r0, #12]
.word 0xee011f10 // mcr 15, 0, r1, cr1, cr0, {0} ; SCTLR
.word 0xf57ff06f // isb
+#ifdef CONFIG_MACH_SUN55I_A523
+ .word 0xe5901018 // ldr r1, [r0, #24]
+ .word 0xee041f16 // mcr 15, 0, r1, cr4, cr6, {0}; ICC_PMR
+ .word 0xe590101c // ldr r1, [r0, #28]
+ .word 0xee0c1ffc // mcr 15, 0, r1, cr12, cr12, {7}; ICC_IGRPEN1
+#endif
+
.word 0xe12fff1e // bx lr ; return to FEL
ENDPROC(return_to_fel)