X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv7%2Fstart.S;h=5ed0f45a26614159328928fbdeac84f692f54d71;hb=7a90a1f260908eb13b3948da0315a729795db1ab;hp=8483687879ed70054deb33cc4f56e22780ac1544;hpb=b45c48a7c30734272371fede01e96f499a314664;p=u-boot diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index 8483687879..5ed0f45a26 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -15,7 +15,6 @@ #include #include -#include #include #include @@ -200,6 +199,32 @@ skip_errata_798870: pop {r1-r5} @ Restore the cpu info - fall through skip_errata_454179: +#endif + +#ifdef CONFIG_ARM_ERRATA_430973 + cmp r2, #0x21 @ Only on < r2p1 + bge skip_errata_430973 + + mrc p15, 0, r0, c1, c0, 1 @ Read ACR + orr r0, r0, #(0x1 << 6) @ Set IBE bit + push {r1-r5} @ Save the cpu info registers + bl v7_arch_cp15_set_acr + pop {r1-r5} @ Restore the cpu info - fall through + +skip_errata_430973: +#endif + +#ifdef CONFIG_ARM_ERRATA_621766 + cmp r2, #0x21 @ Only on < r2p1 + bge skip_errata_621766 + + mrc p15, 0, r0, c1, c0, 1 @ Read ACR + orr r0, r0, #(0x1 << 5) @ Set L1NEON bit + push {r1-r5} @ Save the cpu info registers + bl v7_arch_cp15_set_acr + pop {r1-r5} @ Restore the cpu info - fall through + +skip_errata_621766: #endif mov pc, r5 @ back to my caller