diff options
| -rw-r--r-- | arch/arm/cpu/armv7/start.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index 81edec01bf..0cb6dd39cc 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -205,6 +205,15 @@ ENTRY(cpu_init_cp15) mov r2, r3, lsl #4 @ shift variant field for combined value orr r2, r4, r2 @ r2 has combined CPU variant + revision +/* Early stack for ERRATA that needs into call C code */ +#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_STACK) + ldr r0, =(CONFIG_SPL_STACK) +#else + ldr r0, =(CONFIG_SYS_INIT_SP_ADDR) +#endif + bic r0, r0, #7 /* 8-byte alignment for ABI compliance */ + mov sp, r0 + #ifdef CONFIG_ARM_ERRATA_798870 cmp r2, #0x30 @ Applies to lower than R3p0 bge skip_errata_798870 @ skip if not affected rev |