diff --git a/lib/cpus/aarch64/cortex_a78.S b/lib/cpus/aarch64/cortex_a78.S
index ef760ed..f61726b 100644
--- a/lib/cpus/aarch64/cortex_a78.S
+++ b/lib/cpus/aarch64/cortex_a78.S
@@ -72,6 +72,60 @@
 	b	cpu_rev_var_ls
 endfunc check_errata_1941498
 
+	/* --------------------------------------------------
+	 * Errata Workaround for A78 Erratum 1951500.
+	 * This applies to revisions r1p0 and r1p1 of A78.
+	 * The issue also exists in r0p0 but there is no fix
+	 * in that revision.
+	 * Inputs:
+	 * x0: variant[4:7] and revision[0:3] of current cpu.
+	 * Shall clobber: x0-x17
+	 * --------------------------------------------------
+	 */
+func errata_a78_1951500_wa
+	/* Compare x0 against revisions r1p0 - r1p1 */
+	mov	x17, x30
+	bl	check_errata_1951500
+	cbz	x0, 1f
+
+	msr	S3_6_c15_c8_0, xzr
+	ldr	x0, =0x10E3900002
+	msr	S3_6_c15_c8_2, x0
+	ldr	x0, =0x10FFF00083
+	msr	S3_6_c15_c8_3, x0
+	ldr	x0, =0x2001003FF
+	msr	S3_6_c15_c8_1, x0
+
+	mov	x0, #1
+	msr	S3_6_c15_c8_0, x0
+	ldr	x0, =0x10E3800082
+	msr	S3_6_c15_c8_2, x0
+	ldr	x0, =0x10FFF00083
+	msr	S3_6_c15_c8_3, x0
+	ldr	x0, =0x2001003FF
+	msr	S3_6_c15_c8_1, x0
+
+	mov	x0, #2
+	msr	S3_6_c15_c8_0, x0
+	ldr	x0, =0x10E3800200
+	msr	S3_6_c15_c8_2, x0
+	ldr	x0, =0x10FFF003E0
+	msr	S3_6_c15_c8_3, x0
+	ldr	x0, =0x2001003FF
+	msr	S3_6_c15_c8_1, x0
+
+	isb
+1:
+	ret	x17
+endfunc errata_a78_1951500_wa
+
+func check_errata_1951500
+	/* Applies to revisions r1p0 and r1p1. */
+	mov	x1, #CPU_REV(1, 0)
+	mov	x2, #CPU_REV(1, 1)
+	b	cpu_rev_var_range
+endfunc check_errata_1951500
+
 	/* -------------------------------------------------
 	 * The CPU Ops reset function for Cortex-A78
 	 * -------------------------------------------------
@@ -91,6 +145,11 @@
 	bl	errata_a78_1941498_wa
 #endif
 
+#if ERRATA_A78_1951500
+	mov	x0, x18
+	bl	errata_a78_1951500_wa
+#endif
+
 #if ENABLE_AMU
 	/* Make sure accesses from EL0/EL1 and EL2 are not trapped to EL3 */
 	mrs	x0, actlr_el3
@@ -147,6 +206,7 @@
 	 */
 	report_errata ERRATA_A78_1688305, cortex_a78, 1688305
 	report_errata ERRATA_A78_1941498, cortex_a78, 1941498
+	report_errata ERRATA_A78_1951500, cortex_a78, 1951500
 
 	ldp	x8, x30, [sp], #16
 	ret