diff --git a/Documentation/arch/arm64/silicon-errata.rst b/Documentation/arch/arm64/silicon-errata.rst
index ef58c86cd10beeebe58fcaf61383e0dc14d0fe3f..bc1c1ba2fe5605cf0f73bbd258e7cf634f87654a 100644
--- a/Documentation/arch/arm64/silicon-errata.rst
+++ b/Documentation/arch/arm64/silicon-errata.rst
@@ -202,8 +202,9 @@ stable kernels.
 +----------------+-----------------+-----------------+-----------------------------+
 | Hisilicon      | Hip08 SMMU PMCG | #162001800      | N/A                         |
 +----------------+-----------------+-----------------+-----------------------------+
-| Hisilicon      | Hip{08,09,10,10C| #162001900      | N/A                         |
-|                | ,11} SMMU PMCG  |                 |                             |
+| Hisilicon      | Hip{08,09,09A,  | #162001900      | N/A                         |
+|                | 10,10C,11}      |                 |                             |
+|                | SMMU PMCG       |                 |                             |
 +----------------+-----------------+-----------------+-----------------------------+
 | Hisilicon      | LINXICORE9100   | #162100125      | HISILICON_ERRATUM_162100125 |
 +----------------+-----------------+-----------------+-----------------------------+
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index b1f483845bc0c304a985ebe59ba7c549c7428a0f..c8d21e776342b9b13b68dd6f376e1752bb32b4bf 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -1712,6 +1712,8 @@ static struct acpi_platform_list pmcg_plat_info[] __initdata = {
 	/* HiSilicon Hip09 Platform */
 	{"HISI  ", "HIP09   ", 0, ACPI_SIG_IORT, greater_than_or_equal,
 	 "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
+	{"HISI  ", "HIP09A   ", 0, ACPI_SIG_IORT, greater_than_or_equal,
+	 "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
 	/* HiSilicon Hip10/11 Platform uses the same SMMU IP with Hip09 */
 	{"HISI  ", "HIP10   ", 0, ACPI_SIG_IORT, greater_than_or_equal,
 	 "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},