diff --git a/README b/README index c22b60b49b..0dc657d0a5 100644 --- a/README +++ b/README @@ -681,8 +681,10 @@ The following options need to be configured: CONFIG_ARM_ERRATA_742230 CONFIG_ARM_ERRATA_743622 CONFIG_ARM_ERRATA_751472 - CONFIG_ARM_ERRATA_794072 CONFIG_ARM_ERRATA_761320 + CONFIG_ARM_ERRATA_773022 + CONFIG_ARM_ERRATA_774769 + CONFIG_ARM_ERRATA_794072 If set, the workarounds for these ARM errata are applied early during U-Boot startup. Note that these options force the diff --git a/arch/arm/cpu/armv7/nonsec_virt.S b/arch/arm/cpu/armv7/nonsec_virt.S index 30d81db8b8..31d1c9e348 100644 --- a/arch/arm/cpu/armv7/nonsec_virt.S +++ b/arch/arm/cpu/armv7/nonsec_virt.S @@ -53,6 +53,20 @@ _secure_monitor: bl psci_arch_init #endif +#ifdef CONFIG_ARM_ERRATA_773022 + mrc p15, 0, r5, c1, c0, 1 + orr r5, r5, #(1 << 1) + mcr p15, 0, r5, c1, c0, 1 + isb +#endif + +#ifdef CONFIG_ARM_ERRATA_774769 + mrc p15, 0, r5, c1, c0, 1 + orr r5, r5, #(1 << 25) + mcr p15, 0, r5, c1, c0, 1 + isb +#endif + mrc p15, 0, r5, c1, c1, 0 @ read SCR bic r5, r5, #0x4a @ clear IRQ, EA, nET bits orr r5, r5, #0x31 @ enable NS, AW, FW bits diff --git a/include/configs/arndale.h b/include/configs/arndale.h index 437a745414..b08f341227 100644 --- a/include/configs/arndale.h +++ b/include/configs/arndale.h @@ -49,6 +49,10 @@ /* The PERIPHBASE in the CBAR register is wrong on the Arndale, so override it */ #define CONFIG_ARM_GIC_BASE_ADDRESS 0x10480000 +/* CPU Errata */ +#define CONFIG_ARM_ERRATA_773022 +#define CONFIG_ARM_ERRATA_774769 + /* Power */ #define CONFIG_POWER #define CONFIG_POWER_I2C