diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index e43e17987b925f25df5b95bb79163a8b46ed0e9c..4267d27bef52b1f3e7ecb4cf048fa280920299c9 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -162,7 +162,6 @@ config PPC
 	select ARCH_WANT_IRQS_OFF_ACTIVATE_MM
 	select ARCH_WANT_LD_ORPHAN_WARN
 	select ARCH_WEAK_RELEASE_ACQUIRE
-	select AUDIT_ARCH_COMPAT_GENERIC
 	select BINFMT_ELF
 	select BUILDTIME_TABLE_SORT
 	select CLONE_BACKWARDS
@@ -317,6 +316,10 @@ config GENERIC_TBSYNC
 	bool
 	default y if PPC32 && SMP
 
+config AUDIT_ARCH
+	bool
+	default y
+
 config GENERIC_BUG
 	bool
 	default y
diff --git a/arch/powerpc/include/asm/unistd32.h b/arch/powerpc/include/asm/unistd32.h
deleted file mode 100644
index 07689897d2065bc4c78bdec0a8576a029e998ebb..0000000000000000000000000000000000000000
--- a/arch/powerpc/include/asm/unistd32.h
+++ /dev/null
@@ -1,7 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-#ifndef _ASM_POWERPC_UNISTD32_H_
-#define _ASM_POWERPC_UNISTD32_H_
-
-#include <asm/unistd_32.h>
-
-#endif /* _ASM_POWERPC_UNISTD32_H_ */
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index d079292525b619188f917dece4a465f48edcfba4..0e3640e14eb111ae4c7263e7f7be08b47ad7d136 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -125,6 +125,9 @@ obj-$(CONFIG_PCI)		+= pci_$(BITS).o $(pci64-y) \
 				   pci-common.o pci_of_scan.o
 obj-$(CONFIG_PCI_MSI)		+= msi.o
 
+obj-$(CONFIG_AUDIT)		+= audit.o
+obj64-$(CONFIG_AUDIT)		+= compat_audit.o
+
 obj-$(CONFIG_PPC_IO_WORKAROUNDS)	+= io-workarounds.o
 
 obj-y				+= trace/
diff --git a/arch/powerpc/kernel/audit.c b/arch/powerpc/kernel/audit.c
new file mode 100644
index 0000000000000000000000000000000000000000..a2dddd7f3d09a514fa0978f7f4721e944bca1307
--- /dev/null
+++ b/arch/powerpc/kernel/audit.c
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/audit.h>
+#include <asm/unistd.h>
+
+static unsigned dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+static unsigned read_class[] = {
+#include <asm-generic/audit_read.h>
+~0U
+};
+
+static unsigned write_class[] = {
+#include <asm-generic/audit_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
+int audit_classify_arch(int arch)
+{
+#ifdef CONFIG_PPC64
+	if (arch == AUDIT_ARCH_PPC)
+		return 1;
+#endif
+	return 0;
+}
+
+int audit_classify_syscall(int abi, unsigned syscall)
+{
+#ifdef CONFIG_PPC64
+	extern int ppc32_classify_syscall(unsigned);
+	if (abi == AUDIT_ARCH_PPC)
+		return ppc32_classify_syscall(syscall);
+#endif
+	switch(syscall) {
+	case __NR_open:
+		return 2;
+	case __NR_openat:
+		return 3;
+	case __NR_socketcall:
+		return 4;
+	case __NR_execve:
+		return 5;
+	default:
+		return 0;
+	}
+}
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_PPC64
+	extern __u32 ppc32_dir_class[];
+	extern __u32 ppc32_write_class[];
+	extern __u32 ppc32_read_class[];
+	extern __u32 ppc32_chattr_class[];
+	extern __u32 ppc32_signal_class[];
+	audit_register_class(AUDIT_CLASS_WRITE_32, ppc32_write_class);
+	audit_register_class(AUDIT_CLASS_READ_32, ppc32_read_class);
+	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ppc32_dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR_32, ppc32_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, ppc32_signal_class);
+#endif
+	audit_register_class(AUDIT_CLASS_WRITE, write_class);
+	audit_register_class(AUDIT_CLASS_READ, read_class);
+	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
+	return 0;
+}
+
+__initcall(audit_classes_init);
diff --git a/arch/powerpc/kernel/compat_audit.c b/arch/powerpc/kernel/compat_audit.c
new file mode 100644
index 0000000000000000000000000000000000000000..55c6ccda0a85daa9ce41f2b2aeb063a6c998ee73
--- /dev/null
+++ b/arch/powerpc/kernel/compat_audit.c
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0
+#undef __powerpc64__
+#include <asm/unistd.h>
+
+unsigned ppc32_dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+unsigned ppc32_chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+unsigned ppc32_write_class[] = {
+#include <asm-generic/audit_write.h>
+~0U
+};
+
+unsigned ppc32_read_class[] = {
+#include <asm-generic/audit_read.h>
+~0U
+};
+
+unsigned ppc32_signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
+int ppc32_classify_syscall(unsigned syscall)
+{
+	switch(syscall) {
+	case __NR_open:
+		return 2;
+	case __NR_openat:
+		return 3;
+	case __NR_socketcall:
+		return 4;
+	case __NR_execve:
+		return 5;
+	default:
+		return 1;
+	}
+}