--- zzzz-none-000/linux-4.19.183/arch/arm64/kernel/cpu_errata.c	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/arch/arm64/kernel/cpu_errata.c	2023-06-28 08:54:18.000000000 +0000
@@ -682,6 +682,7 @@
 		ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 2),
 		.cpu_enable = cpu_enable_cache_maint_trap,
 	},
+
 #endif
 #ifdef CONFIG_ARM64_ERRATUM_819472
 	{
@@ -720,6 +721,15 @@
 		ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 4),
 		MIDR_FIXED(0x4, BIT(8)),
 	},
+#if defined CONFIG_BCM_KF_ARM64_BCM963XX
+	{
+	/* Cortex-B53 based on r0p4.Need this errata */
+		.desc = "ARM erratum 843419",
+		.capability = ARM64_WORKAROUND_843419,
+		ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_B53, 0, 0, 4),
+		MIDR_FIXED(0x4, BIT(8)),
+	},
+#endif
 #endif
 #ifdef CONFIG_ARM64_ERRATUM_845719
 	{
@@ -728,6 +738,14 @@
 		.capability = ARM64_WORKAROUND_845719,
 		ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 4),
 	},
+#if defined CONFIG_BCM_KF_ARM64_BCM963XX
+	{
+	/* Cortex-B53 based on r0p4.Need this errata */
+		.desc = "ARM erratum 845719",
+		.capability = ARM64_WORKAROUND_845719,
+		ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_B53, 0, 0, 4),
+	},
+#endif
 #endif
 #ifdef CONFIG_CAVIUM_ERRATUM_23154
 	{