Merge tag 'powerpc-7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fixes from Madhavan Srinivasan:
 - Correct MSI allocation tracking
 - Always use 64 bits PTE for powerpc/e500
 - Fix inline assembly for clang build on PPC32
 - Fixes for clang build issues in powerpc64/ftrace
 - Fixes for powerpc64/bpf JIT and tailcall support
 - Cleanup MPC83XX devicetrees
 - Fix keymile vendor prefix
 - Fix to use big-endian types for crash variables

Thanks to Abhishek Dubey, Christophe Leroy (CS GROUP), Hari Bathini,
Heiko Schocher, J. Neuschäfer, Mahesh Salgaonkar, Nam Cao, Nilay Shroff,
Rob Herring (Arm), Saket Kumar Bhaskar, Sourabh Jain, Stan Johnson, and
Venkat Rao Bagalkote.

* tag 'powerpc-7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (23 commits)
  powerpc/pseries: Correct MSI allocation tracking
  powerpc: dts: mpc83xx: Add unit addresses to /memory
  powerpc: dts: mpc8315erdb: Add missing #cells properties to SPI bus
  powerpc: dts: mpc8315erdb: Rename LED nodes to comply with schema
  powerpc: dts: mpc8315erdb: Use IRQ_TYPE_* macros
  powerpc: dts: mpc8313erdb: Use IRQ_TYPE_* macros
  powerpc: 83xx: km83xx: Fix keymile vendor prefix
  dt-bindings: powerpc: Add Freescale/NXP MPC83xx SoCs
  powerpc64/bpf: fix kfunc call support
  powerpc64/bpf: fix handling of BPF stack in exception callback
  powerpc64/bpf: remove BPF redzone protection in trampoline stack
  powerpc64/bpf: use consistent tailcall offset in trampoline
  powerpc64/bpf: fix the address returned by bpf_get_func_ip
  powerpc64/bpf: do not increment tailcall count when prog is NULL
  powerpc64/ftrace: workaround clang recording GEP in __patchable_function_entries
  powerpc64/ftrace: fix OOL stub count with clang
  powerpc64: make clang cross-build friendly
  powerpc/crash: adjust the elfcorehdr size
  powerpc/kexec/core: use big-endian types for crash variables
  powerpc/prom_init: Fixup missing #size-cells on PowerMac media-bay nodes
  ...

35 files changed, 460 insertions, 661 deletions

diff --git a/Documentation/devicetree/bindings/powerpc/fsl/fsl,mpc83xx.yaml b/Documentation/devicetree/bindings/powerpc/fsl/fsl,mpc83xx.yaml
new file mode 100644
index 000000000000..9e37d155c582
--- /dev/null
+++ b/Documentation/devicetree/bindings/powerpc/fsl/fsl,mpc83xx.yaml
@@ -0,0 +1,93 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/powerpc/fsl/fsl,mpc83xx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale PowerQUICC II Pro (MPC83xx) platforms
+
+maintainers:
+  - J. Neuschäfer <j.ne@posteo.net>
+
+properties:
+  $nodename:
+    const: '/'
+  compatible:
+    oneOf:
+      - description: MPC83xx Reference Design Boards
+        items:
+          - enum:
+              - fsl,mpc8308rdb
+              - fsl,mpc8315erdb
+              - fsl,mpc8360rdk
+              - fsl,mpc8377rdb
+              - fsl,mpc8377wlan
+              - fsl,mpc8378rdb
+              - fsl,mpc8379rdb
+
+      - description: MPC8313E Reference Design Board
+        items:
+          - const: MPC8313ERDB
+          - const: MPC831xRDB
+          - const: MPC83xxRDB
+
+      - description: MPC8323E Reference Design Board
+        items:
+          - const: MPC8323ERDB
+          - const: MPC832xRDB
+          - const: MPC83xxRDB
+
+      - description: MPC8349E-mITX(-GP) Reference Design Platform
+        items:
+          - enum:
+              - MPC8349EMITX
+              - MPC8349EMITXGP
+          - const: MPC834xMITX
+          - const: MPC83xxMITX
+
+      - description: Keymile KMETER1 board
+        const: keymile,KMETER1
+
+      - description: MPC8308 P1M board
+        const: denx,mpc8308_p1m
+
+patternProperties:
+  "^soc@.*$":
+    type: object
+    properties:
+      compatible:
+        oneOf:
+          - items:
+              - enum:
+                  - fsl,mpc8315-immr
+                  - fsl,mpc8308-immr
+              - const: simple-bus
+          - items:
+              - const: fsl,mpc8360-immr
+              - const: fsl,immr
+              - const: fsl,soc
+              - const: simple-bus
+          - const: simple-bus
+
+additionalProperties: true
+
+examples:
+  - |
+    / {
+        compatible = "fsl,mpc8315erdb";
+        model = "MPC8315E-RDB";
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        soc@e0000000 {
+            compatible = "fsl,mpc8315-immr", "simple-bus";
+            reg = <0xe0000000 0x00000200>;
+            #address-cells = <1>;
+            #size-cells = <1>;
+            device_type = "soc";
+            ranges = <0 0xe0000000 0x00100000>;
+            bus-frequency = <0>;
+        };
+    };
+
+...
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index ad7a2fe63a2a..10240cb80904 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -573,8 +573,8 @@ config ARCH_USING_PATCHABLE_FUNCTION_ENTRY
 	depends on FUNCTION_TRACER && (PPC32 || PPC64_ELF_ABI_V2)
 	depends on $(cc-option,-fpatchable-function-entry=2)
 	def_bool y if PPC32
-	def_bool $(success,$(srctree)/arch/powerpc/tools/gcc-check-fpatchable-function-entry.sh $(CC) -mlittle-endian) if PPC64 && CPU_LITTLE_ENDIAN
-	def_bool $(success,$(srctree)/arch/powerpc/tools/gcc-check-fpatchable-function-entry.sh $(CC) -mbig-endian) if PPC64 && CPU_BIG_ENDIAN
+	def_bool $(success,$(srctree)/arch/powerpc/tools/check-fpatchable-function-entry.sh $(CC) $(CLANG_FLAGS) -mlittle-endian) if PPC64 && CPU_LITTLE_ENDIAN
+	def_bool $(success,$(srctree)/arch/powerpc/tools/check-fpatchable-function-entry.sh $(CC) -mbig-endian) if PPC64 && CPU_BIG_ENDIAN
 
 config PPC_FTRACE_OUT_OF_LINE
 	def_bool PPC64 && ARCH_USING_PATCHABLE_FUNCTION_ENTRY
diff --git a/arch/powerpc/boot/dts/asp834x-redboot.dts b/arch/powerpc/boot/dts/asp834x-redboot.dts
index 33ddb17d1876..c541bd367983 100644
--- a/arch/powerpc/boot/dts/asp834x-redboot.dts
+++ b/arch/powerpc/boot/dts/asp834x-redboot.dts
@@ -37,7 +37,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x8000000>;	// 128MB at 0
 	};
diff --git a/arch/powerpc/boot/dts/fsl/interlaken-lac-portals.dtsi b/arch/powerpc/boot/dts/fsl/interlaken-lac-portals.dtsi
deleted file mode 100644
index 9cffccf4e07e..000000000000
--- a/arch/powerpc/boot/dts/fsl/interlaken-lac-portals.dtsi
+++ /dev/null
@@ -1,156 +0,0 @@
-/* T4240 Interlaken LAC Portal device tree stub with 24 portals.
- *
- * Copyright 2012 Freescale Semiconductor Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *     * Neither the name of Freescale Semiconductor nor the
- *       names of its contributors may be used to endorse or promote products
- *       derived from this software without specific prior written permission.
- *
- *
- * ALTERNATIVELY, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") as published by the Free Software
- * Foundation, either version 2 of that License or (at your option) any
- * later version.
- *
- * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#address-cells = <0x1>;
-#size-cells = <0x1>;
-compatible = "fsl,interlaken-lac-portals";
-
-lportal0: lac-portal@0 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x0 0x1000>;
-};
-
-lportal1: lac-portal@1000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x1000 0x1000>;
-};
-
-lportal2: lac-portal@2000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x2000 0x1000>;
-};
-
-lportal3: lac-portal@3000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x3000 0x1000>;
-};
-
-lportal4: lac-portal@4000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x4000 0x1000>;
-};
-
-lportal5: lac-portal@5000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x5000 0x1000>;
-};
-
-lportal6: lac-portal@6000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x6000 0x1000>;
-};
-
-lportal7: lac-portal@7000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x7000 0x1000>;
-};
-
-lportal8: lac-portal@8000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x8000 0x1000>;
-};
-
-lportal9: lac-portal@9000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x9000 0x1000>;
-};
-
-lportal10: lac-portal@A000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0xA000 0x1000>;
-};
-
-lportal11: lac-portal@B000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0xB000 0x1000>;
-};
-
-lportal12: lac-portal@C000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0xC000 0x1000>;
-};
-
-lportal13: lac-portal@D000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0xD000 0x1000>;
-};
-
-lportal14: lac-portal@E000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0xE000 0x1000>;
-};
-
-lportal15: lac-portal@F000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0xF000 0x1000>;
-};
-
-lportal16: lac-portal@10000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x10000 0x1000>;
-};
-
-lportal17: lac-portal@11000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x11000 0x1000>;
-};
-
-lportal18: lac-portal@1200 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x12000 0x1000>;
-};
-
-lportal19: lac-portal@13000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x13000 0x1000>;
-};
-
-lportal20: lac-portal@14000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x14000 0x1000>;
-};
-
-lportal21: lac-portal@15000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x15000 0x1000>;
-};
-
-lportal22: lac-portal@16000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x16000 0x1000>;
-};
-
-lportal23: lac-portal@17000 {
-	compatible = "fsl,interlaken-lac-portal-v1.0";
-	reg = <0x17000 0x1000>;
-};
diff --git a/arch/powerpc/boot/dts/fsl/interlaken-lac.dtsi b/arch/powerpc/boot/dts/fsl/interlaken-lac.dtsi
deleted file mode 100644
index e8208720ac0e..000000000000
--- a/arch/powerpc/boot/dts/fsl/interlaken-lac.dtsi
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * T4 Interlaken Look-aside Controller (LAC) device tree stub
- *
- * Copyright 2012 Freescale Semiconductor Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *     * Neither the name of Freescale Semiconductor nor the
- *       names of its contributors may be used to endorse or promote products
- *       derived from this software without specific prior written permission.
- *
- *
- * ALTERNATIVELY, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") as published by the Free Software
- * Foundation, either version 2 of that License or (at your option) any
- * later version.
- *
- * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-lac: lac@229000 {
-	compatible = "fsl,interlaken-lac";
-	reg = <0x229000 0x1000>;
-	interrupts = <16 2 1 18>;
-};
-
-lac-hv@228000 {
-	compatible = "fsl,interlaken-lac-hv";
-	reg = <0x228000 0x1000>;
-	fsl,non-hv-node = <&lac>;
-};
diff --git a/arch/powerpc/boot/dts/fsl/pq3-mpic-message-B.dtsi b/arch/powerpc/boot/dts/fsl/pq3-mpic-message-B.dtsi
deleted file mode 100644
index 1cf0b77b1efe..000000000000
--- a/arch/powerpc/boot/dts/fsl/pq3-mpic-message-B.dtsi
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * PQ3 MPIC Message (Group B) device tree stub [ controller @ offset 0x42400 ]
- *
- * Copyright 2012 Freescale Semiconductor Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *     * Neither the name of Freescale Semiconductor nor the
- *       names of its contributors may be used to endorse or promote products
- *       derived from this software without specific prior written permission.
- *
- *
- * ALTERNATIVELY, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") as published by the Free Software
- * Foundation, either version 2 of that License or (at your option) any
- * later version.
- *
- * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-message@42400 {
-	compatible = "fsl,mpic-v3.1-msgr";
-	reg = <0x42400 0x200>;
-	interrupts = <
-		0xb4 2 0 0
-		0xb5 2 0 0
-		0xb6 2 0 0
-		0xb7 2 0 0>;
-};
diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi
deleted file mode 100644
index 71eb75e82c2e..000000000000
--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * QorIQ FMan v3 1g port #1 device tree stub [ controller @ offset 0x400000 ]
- *
- * Copyright 2012 - 2015 Freescale Semiconductor Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *     * Redistributions of source code must retain the above copyright
- *	 notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *	 notice, this list of conditions and the following disclaimer in the
- *	 documentation and/or other materials provided with the distribution.
- *     * Neither the name of Freescale Semiconductor nor the
- *	 names of its contributors may be used to endorse or promote products
- *	 derived from this software without specific prior written permission.
- *
- *
- * ALTERNATIVELY, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") as published by the Free Software
- * Foundation, either version 2 of that License or (at your option) any
- * later version.
- *
- * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-fman@400000 {
-	fman0_rx_0x09: port@89000 {
-		cell-index = <0x9>;
-		compatible = "fsl,fman-v3-port-rx";
-		reg = <0x89000 0x1000>;
-		fsl,fman-10g-port;
-		fsl,fman-best-effort-port;
-	};
-
-	fman0_tx_0x29: port@a9000 {
-		cell-index = <0x29>;
-		compatible = "fsl,fman-v3-port-tx";
-		reg = <0xa9000 0x1000>;
-		fsl,fman-10g-port;
-		fsl,fman-best-effort-port;
-	};
-
-	ethernet@e2000 {
-		cell-index = <1>;
-		compatible = "fsl,fman-memac";
-		reg = <0xe2000 0x1000>;
-		fsl,fman-ports = <&fman0_rx_0x09 &fman0_tx_0x29>;
-		ptp-timer = <&ptp_timer0>;
-		pcsphy-handle = <&pcsphy1>, <&qsgmiia_pcs1>;
-		pcs-handle-names = "sgmii", "qsgmii";
-	};
-
-	mdio@e1000 {
-		qsgmiia_pcs1: ethernet-pcs@1 {
-			compatible = "fsl,lynx-pcs";
-			reg = <1>;
-		};
-	};
-
-	mdio@e3000 {
-		#address-cells = <1>;
-		#size-cells = <0>;
-		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
-		reg = <0xe3000 0x1000>;
-		fsl,erratum-a011043; /* must ignore read errors */
-
-		pcsphy1: ethernet-phy@0 {
-			reg = <0x0>;
-		};
-	};
-};
diff --git a/arch/powerpc/boot/dts/mpc8308_p1m.dts b/arch/powerpc/boot/dts/mpc8308_p1m.dts
index 2638555afcc4..41f917f97dab 100644
--- a/arch/powerpc/boot/dts/mpc8308_p1m.dts
+++ b/arch/powerpc/boot/dts/mpc8308_p1m.dts
@@ -37,7 +37,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x08000000>;	// 128MB at 0
 	};
diff --git a/arch/powerpc/boot/dts/mpc8308rdb.dts b/arch/powerpc/boot/dts/mpc8308rdb.dts
index af2ed8380a86..39ed26fba410 100644
--- a/arch/powerpc/boot/dts/mpc8308rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8308rdb.dts
@@ -38,7 +38,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x08000000>;	// 128MB at 0
 	};
diff --git a/arch/powerpc/boot/dts/mpc8313erdb.dts b/arch/powerpc/boot/dts/mpc8313erdb.dts
index 09508b4c8c73..c9fe4dabc80a 100644
--- a/arch/powerpc/boot/dts/mpc8313erdb.dts
+++ b/arch/powerpc/boot/dts/mpc8313erdb.dts
@@ -6,6 +6,7 @@
  */
 
 /dts-v1/;
+#include <dt-bindings/interrupt-controller/irq.h>
 
 / {
 	model = "MPC8313ERDB";
@@ -38,7 +39,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x08000000>;	// 128MB at 0
 	};
@@ -48,7 +49,7 @@
 		#size-cells = <1>;
 		compatible = "fsl,mpc8313-elbc", "fsl,elbc", "simple-bus";
 		reg = <0xe0005000 0x1000>;
-		interrupts = <77 0x8>;
+		interrupts = <77 IRQ_TYPE_LEVEL_LOW>;
 		interrupt-parent = <&ipic>;
 
 		// CS0 and CS1 are swapped when
@@ -118,7 +119,7 @@
 				cell-index = <0>;
 				compatible = "fsl-i2c";
 				reg = <0x3000 0x100>;
-				interrupts = <14 0x8>;
+				interrupts = <14 IRQ_TYPE_LEVEL_LOW>;
 				interrupt-parent = <&ipic>;
 				dfsrr;
 				rtc@68 {
@@ -131,7 +132,7 @@
 				compatible = "fsl,sec2.2", "fsl,sec2.1",
 				             "fsl,sec2.0";
 				reg = <0x30000 0x10000>;
-				interrupts = <11 0x8>;
+				interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
 				interrupt-parent = <&ipic>;
 				fsl,num-channels = <1>;
 				fsl,channel-fifo-len = <24>;
@@ -146,7 +147,7 @@
 			cell-index = <1>;
 			compatible = "fsl-i2c";
 			reg = <0x3100 0x100>;
-			interrupts = <15 0x8>;
+			interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			dfsrr;
 		};
@@ -155,7 +156,7 @@
 			cell-index = <0>;
 			compatible = "fsl,spi";
 			reg = <0x7000 0x1000>;
-			interrupts = <16 0x8>;
+			interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			mode = "cpu";
 		};
@@ -167,7 +168,7 @@
 			#address-cells = <1>;
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
-			interrupts = <38 0x8>;
+			interrupts = <38 IRQ_TYPE_LEVEL_LOW>;
 			phy_type = "utmi_wide";
 			sleep = <&pmc 0x00300000>;
 		};
@@ -175,7 +176,8 @@
 		ptp_clock@24E00 {
 			compatible = "fsl,etsec-ptp";
 			reg = <0x24E00 0xB0>;
-			interrupts = <12 0x8 13 0x8>;
+			interrupts = <12 IRQ_TYPE_LEVEL_LOW>,
+				     <13 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = < &ipic >;
 			fsl,tclk-period = <10>;
 			fsl,tmr-prsc    = <100>;
@@ -197,7 +199,9 @@
 			compatible = "gianfar";
 			reg = <0x24000 0x1000>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
-			interrupts = <37 0x8 36 0x8 35 0x8>;
+			interrupts = <37 IRQ_TYPE_LEVEL_LOW>,
+				     <36 IRQ_TYPE_LEVEL_LOW>,
+				     <35 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			tbi-handle = < &tbi0 >;
 			/* Vitesse 7385 isn't on the MDIO bus */
@@ -211,7 +215,7 @@
 				reg = <0x520 0x20>;
 				phy4: ethernet-phy@4 {
 					interrupt-parent = <&ipic>;
-					interrupts = <20 0x8>;
+					interrupts = <20 IRQ_TYPE_LEVEL_LOW>;
 					reg = <0x4>;
 				};
 				tbi0: tbi-phy@11 {
@@ -231,7 +235,9 @@
 			reg = <0x25000 0x1000>;
 			ranges = <0x0 0x25000 0x1000>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
-			interrupts = <34 0x8 33 0x8 32 0x8>;
+			interrupts = <34 IRQ_TYPE_LEVEL_LOW>,
+				     <33 IRQ_TYPE_LEVEL_LOW>,
+				     <32 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			tbi-handle = < &tbi1 >;
 			phy-handle = < &phy4 >;
@@ -259,7 +265,7 @@
 			compatible = "fsl,ns16550", "ns16550";
 			reg = <0x4500 0x100>;
 			clock-frequency = <0>;
-			interrupts = <9 0x8>;
+			interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
@@ -269,15 +275,12 @@
 			compatible = "fsl,ns16550", "ns16550";
 			reg = <0x4600 0x100>;
 			clock-frequency = <0>;
-			interrupts = <10 0x8>;
+			interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
 		/* IPIC
-		 * interrupts cell = <intr #, sense>
-		 * sense values match linux IORESOURCE_IRQ_* defines:
-		 * sense == 8: Level, low assertion
-		 * sense == 2: Edge, high-to-low change
+		 * interrupts cell = <intr #, type>
 		 */
 		ipic: pic@700 {
 			interrupt-controller;
@@ -290,7 +293,7 @@
 		pmc: power@b00 {
 			compatible = "fsl,mpc8313-pmc", "fsl,mpc8349-pmc";
 			reg = <0xb00 0x100 0xa00 0x100>;
-			interrupts = <80 8>;
+			interrupts = <80 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			fsl,mpc8313-wakeup-timer = <&gtm1>;
 
@@ -306,14 +309,20 @@
 		gtm1: timer@500 {
 			compatible = "fsl,mpc8313-gtm", "fsl,gtm";
 			reg = <0x500 0x100>;
-			interrupts = <90 8 78 8 84 8 72 8>;
+			interrupts = <90 IRQ_TYPE_LEVEL_LOW>,
+				     <78 IRQ_TYPE_LEVEL_LOW>,
+				     <84 IRQ_TYPE_LEVEL_LOW>,
+				     <72 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
 		timer@600 {
 			compatible = "fsl,mpc8313-gtm", "fsl,gtm";
 			reg = <0x600 0x100>;
-			interrupts = <91 8 79 8 85 8 73 8>;
+			interrupts = <91 IRQ_TYPE_LEVEL_LOW>,
+				     <79 IRQ_TYPE_LEVEL_LOW>,
+				     <85 IRQ_TYPE_LEVEL_LOW>,
+				     <73 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 	};
@@ -341,7 +350,7 @@
 					 0x7800 0x0 0x0 0x3 &ipic 17 0x8
 					 0x7800 0x0 0x0 0x4 &ipic 18 0x8>;
 			interrupt-parent = <&ipic>;
-			interrupts = <66 0x8>;
+			interrupts = <66 IRQ_TYPE_LEVEL_LOW>;
 			bus-range = <0x0 0x0>;
 			ranges = <0x02000000 0x0 0x90000000 0x90000000 0x0 0x10000000
 				  0x42000000 0x0 0x80000000 0x80000000 0x0 0x10000000
@@ -363,14 +372,14 @@
 			reg = <0xe00082a8 4>;
 			ranges = <0 0xe0008100 0x1a8>;
 			interrupt-parent = <&ipic>;
-			interrupts = <71 8>;
+			interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 
 			dma-channel@0 {
 				compatible = "fsl,mpc8313-dma-channel",
 				             "fsl,elo-dma-channel";
 				reg = <0 0x28>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 				cell-index = <0>;
 			};
 
@@ -379,7 +388,7 @@
 				             "fsl,elo-dma-channel";
 				reg = <0x80 0x28>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 				cell-index = <1>;
 			};
 
@@ -388,7 +397,7 @@
 				             "fsl,elo-dma-channel";
 				reg = <0x100 0x28>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 				cell-index = <2>;
 			};
 
@@ -397,7 +406,7 @@
 				             "fsl,elo-dma-channel";
 				reg = <0x180 0x28>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 				cell-index = <3>;
 			};
 		};
diff --git a/arch/powerpc/boot/dts/mpc8315erdb.dts b/arch/powerpc/boot/dts/mpc8315erdb.dts
index a8f68d6e50b0..7ba1159f8803 100644
--- a/arch/powerpc/boot/dts/mpc8315erdb.dts
+++ b/arch/powerpc/boot/dts/mpc8315erdb.dts
@@ -40,7 +40,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x08000000>;	// 128MB at 0
 	};
@@ -50,7 +50,7 @@
 		#size-cells = <1>;
 		compatible = "fsl,mpc8315-elbc", "fsl,elbc", "simple-bus";
 		reg = <0xe0005000 0x1000>;
-		interrupts = <77 0x8>;
+		interrupts = <77 IRQ_TYPE_LEVEL_LOW>;
 		interrupt-parent = <&ipic>;
 
 		// CS0 and CS1 are swapped when
@@ -112,7 +112,7 @@
 			cell-index = <0>;
 			compatible = "fsl-i2c";
 			reg = <0x3000 0x100>;
-			interrupts = <14 0x8>;
+			interrupts = <14 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			dfsrr;
 			rtc@68 {
@@ -133,8 +133,10 @@
 			cell-index = <0>;
 			compatible = "fsl,spi";
 			reg = <0x7000 0x1000>;
-			interrupts = <16 0x8>;
+			interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
+			#address-cells = <1>;
+			#size-cells = <0>;
 			mode = "cpu";
 		};
 
@@ -145,35 +147,35 @@
 			reg = <0x82a8 4>;
 			ranges = <0 0x8100 0x1a8>;
 			interrupt-parent = <&ipic>;
-			interrupts = <71 8>;
+			interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 			cell-index = <0>;
 			dma-channel@0 {
 				compatible = "fsl,mpc8315-dma-channel", "fsl,elo-dma-channel";
 				reg = <0 0x80>;
 				cell-index = <0>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 			};
 			dma-channel@80 {
 				compatible = "fsl,mpc8315-dma-channel", "fsl,elo-dma-channel";
 				reg = <0x80 0x80>;
 				cell-index = <1>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 			};
 			dma-channel@100 {
 				compatible = "fsl,mpc8315-dma-channel", "fsl,elo-dma-channel";
 				reg = <0x100 0x80>;
 				cell-index = <2>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 			};
 			dma-channel@180 {
 				compatible = "fsl,mpc8315-dma-channel", "fsl,elo-dma-channel";
 				reg = <0x180 0x28>;
 				cell-index = <3>;
 				interrupt-parent = <&ipic>;
-				interrupts = <71 8>;
+				interrupts = <71 IRQ_TYPE_LEVEL_LOW>;
 			};
 		};
 
@@ -183,7 +185,7 @@
 			#address-cells = <1>;
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
-			interrupts = <38 0x8>;
+			interrupts = <38 IRQ_TYPE_LEVEL_LOW>;
 			phy_type = "utmi";
 		};
 
@@ -197,7 +199,9 @@
 			reg = <0x24000 0x1000>;
 			ranges = <0x0 0x24000 0x1000>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
-			interrupts = <32 0x8 33 0x8 34 0x8>;
+			interrupts = <32 IRQ_TYPE_LEVEL_LOW>,
+				     <33 IRQ_TYPE_LEVEL_LOW>,
+				     <34 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			tbi-handle = <&tbi0>;
 			phy-handle = < &phy0 >;
@@ -238,7 +242,9 @@
 			reg = <0x25000 0x1000>;
 			ranges = <0x0 0x25000 0x1000>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
-			interrupts = <35 0x8 36 0x8 37 0x8>;
+			interrupts = <35 IRQ_TYPE_LEVEL_LOW>,
+				     <36 IRQ_TYPE_LEVEL_LOW>,
+				     <37 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			tbi-handle = <&tbi1>;
 			phy-handle = < &phy1 >;
@@ -263,7 +269,7 @@
 			compatible = "fsl,ns16550", "ns16550";
 			reg = <0x4500 0x100>;
 			clock-frequency = <133333333>;
-			interrupts = <9 0x8>;
+			interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
@@ -273,7 +279,7 @@
 			compatible = "fsl,ns16550", "ns16550";
 			reg = <0x4600 0x100>;
 			clock-frequency = <133333333>;
-			interrupts = <10 0x8>;
+			interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
@@ -282,7 +288,7 @@
 				     "fsl,sec2.4", "fsl,sec2.2", "fsl,sec2.1",
 				     "fsl,sec2.0";
 			reg = <0x30000 0x10000>;
-			interrupts = <11 0x8>;
+			interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			fsl,num-channels = <4>;
 			fsl,channel-fifo-len = <24>;
@@ -294,7 +300,7 @@
 			compatible = "fsl,mpc8315-sata", "fsl,pq-sata";
 			reg = <0x18000 0x1000>;
 			cell-index = <1>;
-			interrupts = <44 0x8>;
+			interrupts = <44 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
@@ -302,14 +308,17 @@
 			compatible = "fsl,mpc8315-sata", "fsl,pq-sata";
 			reg = <0x19000 0x1000>;
 			cell-index = <2>;
-			interrupts = <45 0x8>;
+			interrupts = <45 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 		};
 
 		gtm1: timer@500 {
 			compatible = "fsl,mpc8315-gtm", "fsl,gtm";
 			reg = <0x500 0x100>;
-			interrupts = <90 8 78 8 84 8 72 8>;
+			interrupts = <90 IRQ_TYPE_LEVEL_LOW>,
+				     <78 IRQ_TYPE_LEVEL_LOW>,
+				     <84 IRQ_TYPE_LEVEL_LOW>,
+				     <72 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			clock-frequency = <133333333>;
 		};
@@ -317,16 +326,16 @@
 		timer@600 {
 			compatible = "fsl,mpc8315-gtm", "fsl,gtm";
 			reg = <0x600 0x100>;
-			interrupts = <91 8 79 8 85 8 73 8>;
+			interrupts = <91 IRQ_TYPE_LEVEL_LOW>,
+				     <79 IRQ_TYPE_LEVEL_LOW>,
+				     <85 IRQ_TYPE_LEVEL_LOW>,
+				     <73 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			clock-frequency = <133333333>;
 		};
 
 		/* IPIC
-		 * interrupts cell = <intr #, sense>
-		 * sense values match linux IORESOURCE_IRQ_* defines:
-		 * sense == 8: Level, low assertion
-		 * sense == 2: Edge, high-to-low change
+		 * interrupts cell = <intr #, type>
 		 */
 		ipic: interrupt-controller@700 {
 			interrupt-controller;
@@ -340,14 +349,14 @@
 			compatible = "fsl,ipic-msi";
 			reg = <0x7c0 0x40>;
 			msi-available-ranges = <0 0x100>;
-			interrupts = <0x43 0x8
-				      0x4  0x8
-				      0x51 0x8
-				      0x52 0x8
-				      0x56 0x8
-				      0x57 0x8
-				      0x58 0x8
-				      0x59 0x8>;
+			interrupts = <0x43 IRQ_TYPE_LEVEL_LOW
+				      0x4  IRQ_TYPE_LEVEL_LOW
+				      0x51 IRQ_TYPE_LEVEL_LOW
+				      0x52 IRQ_TYPE_LEVEL_LOW
+				      0x56 IRQ_TYPE_LEVEL_LOW
+				      0x57 IRQ_TYPE_LEVEL_LOW
+				      0x58 IRQ_TYPE_LEVEL_LOW
+				      0x59 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = < &ipic >;
 		};
 
@@ -355,7 +364,7 @@
 			compatible = "fsl,mpc8315-pmc", "fsl,mpc8313-pmc",
 				     "fsl,mpc8349-pmc";
 			reg = <0xb00 0x100 0xa00 0x100>;
-			interrupts = <80 8>;
+			interrupts = <80 IRQ_TYPE_LEVEL_LOW>;
 			interrupt-parent = <&ipic>;
 			fsl,mpc8313-wakeup-timer = <&gtm1>;
 		};
@@ -374,24 +383,24 @@
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 				/* IDSEL 0x0E -mini PCI */
-				 0x7000 0x0 0x0 0x1 &ipic 18 0x8
-				 0x7000 0x0 0x0 0x2 &ipic 18 0x8
-				 0x7000 0x0 0x0 0x3 &ipic 18 0x8
-				 0x7000 0x0 0x0 0x4 &ipic 18 0x8
+				 0x7000 0x0 0x0 0x1 &ipic 18 IRQ_TYPE_LEVEL_LOW
+				 0x7000 0x0 0x0 0x2 &ipic 18 IRQ_TYPE_LEVEL_LOW
+				 0x7000 0x0 0x0 0x3 &ipic 18 IRQ_TYPE_LEVEL_LOW
+				 0x7000 0x0 0x0 0x4 &ipic 18 IRQ_TYPE_LEVEL_LOW
 
 				/* IDSEL 0x0F -mini PCI */
-				 0x7800 0x0 0x0 0x1 &ipic 17 0x8
-				 0x7800 0x0 0x0 0x2 &ipic 17 0x8
-				 0x7800 0x0 0x0 0x3 &ipic 17 0x8
-				 0x7800 0x0 0x0 0x4 &ipic 17 0x8
+				 0x7800 0x0 0x0 0x1 &ipic 17 IRQ_TYPE_LEVEL_LOW
+				 0x7800 0x0 0x0 0x2 &ipic 17 IRQ_TYPE_LEVEL_LOW
+				 0x7800 0x0 0x0 0x3 &ipic 17 IRQ_TYPE_LEVEL_LOW
+				 0x7800 0x0 0x0 0x4 &ipic 17 IRQ_TYPE_LEVEL_LOW
 
 				/* IDSEL 0x10 - PCI slot */
-				 0x8000 0x0 0x0 0x1 &ipic 48 0x8
-				 0x8000 0x0 0x0 0x2 &ipic 17 0x8
-				 0x8000 0x0 0x0 0x3 &ipic 48 0x8
-				 0x8000 0x0 0x0 0x4 &ipic 17 0x8>;
+				 0x8000 0x0 0x0 0x1 &ipic 48 IRQ_TYPE_LEVEL_LOW
+				 0x8000 0x0 0x0 0x2 &ipic 17 IRQ_TYPE_LEVEL_LOW
+				 0x8000 0x0 0x0 0x3 &ipic 48 IRQ_TYPE_LEVEL_LOW
+				 0x8000 0x0 0x0 0x4 &ipic 17 IRQ_TYPE_LEVEL_LOW>;
 		interrupt-parent = <&ipic>;
-		interrupts = <66 0x8>;
+		interrupts = <66 IRQ_TYPE_LEVEL_LOW>;
 		bus-range = <0x0 0x0>;
 		ranges = <0x02000000 0 0x90000000 0x90000000 0 0x10000000
 			  0x42000000 0 0x80000000 0x80000000 0 0x10000000
@@ -417,10 +426,10 @@
 		          0x01000000 0 0x00000000 0xb1000000 0 0x00800000>;
 		bus-range = <0 255>;
 		interrupt-map-mask = <0xf800 0 0 7>;
-		interrupt-map = <0 0 0 1 &ipic 1 8
-				 0 0 0 2 &ipic 1 8
-				 0 0 0 3 &ipic 1 8
-				 0 0 0 4 &ipic 1 8>;
+		interrupt-map = <0 0 0 1 &ipic 1 IRQ_TYPE_LEVEL_LOW
+				 0 0 0 2 &ipic 1 IRQ_TYPE_LEVEL_LOW
+				 0 0 0 3 &ipic 1 IRQ_TYPE_LEVEL_LOW
+				 0 0 0 4 &ipic 1 IRQ_TYPE_LEVEL_LOW>;
 		clock-frequency = <0>;
 
 		pcie@0 {
@@ -448,10 +457,10 @@
 			  0x01000000 0 0x00000000 0xd1000000 0 0x00800000>;
 		bus-range = <0 255>;
 		interrupt-map-mask = <0xf800 0 0 7>;
-		interrupt-map = <0 0 0 1 &ipic 2 8
-				 0 0 0 2 &ipic 2 8
-				 0 0 0 3 &ipic 2 8
-				 0 0 0 4 &ipic 2 8>;
+		interrupt-map = <0 0 0 1 &ipic 2 IRQ_TYPE_LEVEL_LOW
+				 0 0 0 2 &ipic 2 IRQ_TYPE_LEVEL_LOW
+				 0 0 0 3 &ipic 2 IRQ_TYPE_LEVEL_LOW
+				 0 0 0 4 &ipic 2 IRQ_TYPE_LEVEL_LOW>;
 		clock-frequency = <0>;
 
 		pcie@0 {
@@ -471,12 +480,12 @@
 	leds {
 		compatible = "gpio-leds";
 
-		pwr {
+		led-pwr {
 			gpios = <&mcu_pio 0 0>;
 			default-state = "on";
 		};
 
-		hdd {
+		led-hdd {
 			gpios = <&mcu_pio 1 0>;
 			linux,default-trigger = "disk-activity";
 		};
diff --git a/arch/powerpc/boot/dts/mpc832x_rdb.dts b/arch/powerpc/boot/dts/mpc832x_rdb.dts
index ba7caaf98fd5..06f134490d95 100644
--- a/arch/powerpc/boot/dts/mpc832x_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc832x_rdb.dts
@@ -38,7 +38,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x04000000>;
 	};
diff --git a/arch/powerpc/boot/dts/mpc8349emitx.dts b/arch/powerpc/boot/dts/mpc8349emitx.dts
index 13f17232ba83..12d33cb55b72 100644
--- a/arch/powerpc/boot/dts/mpc8349emitx.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitx.dts
@@ -39,7 +39,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x10000000>;
 	};
diff --git a/arch/powerpc/boot/dts/mpc8349emitxgp.dts b/arch/powerpc/boot/dts/mpc8349emitxgp.dts
index eae0afd5abbc..2998a233a790 100644
--- a/arch/powerpc/boot/dts/mpc8349emitxgp.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitxgp.dts
@@ -37,7 +37,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x10000000>;
 	};
diff --git a/arch/powerpc/boot/dts/mpc8377_rdb.dts b/arch/powerpc/boot/dts/mpc8377_rdb.dts
index f137ccb8cfde..fb311a7eb9f2 100644
--- a/arch/powerpc/boot/dts/mpc8377_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8377_rdb.dts
@@ -39,7 +39,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x10000000>;	// 256MB at 0
 	};
diff --git a/arch/powerpc/boot/dts/mpc8377_wlan.dts b/arch/powerpc/boot/dts/mpc8377_wlan.dts
index ce254dd74dd0..f736a15cceff 100644
--- a/arch/powerpc/boot/dts/mpc8377_wlan.dts
+++ b/arch/powerpc/boot/dts/mpc8377_wlan.dts
@@ -40,7 +40,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x20000000>;	// 512MB at 0
 	};
diff --git a/arch/powerpc/boot/dts/mpc8378_rdb.dts b/arch/powerpc/boot/dts/mpc8378_rdb.dts
index 19e5473d4161..32c49622b404 100644
--- a/arch/powerpc/boot/dts/mpc8378_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8378_rdb.dts
@@ -39,7 +39,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x10000000>;	// 256MB at 0
 	};
diff --git a/arch/powerpc/boot/dts/mpc8379_rdb.dts b/arch/powerpc/boot/dts/mpc8379_rdb.dts
index 61519acca228..07deb89c5a9b 100644
--- a/arch/powerpc/boot/dts/mpc8379_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8379_rdb.dts
@@ -37,7 +37,7 @@
 		};
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x10000000>;	// 256MB at 0
 	};
diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h b/arch/powerpc/include/asm/nohash/32/pgtable.h
index 2d71e4b7cd09..496ecc65ac25 100644
--- a/arch/powerpc/include/asm/nohash/32/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/32/pgtable.h
@@ -120,10 +120,8 @@
 
 #if defined(CONFIG_44x)
 #include <asm/nohash/32/pte-44x.h>
-#elif defined(CONFIG_PPC_85xx) && defined(CONFIG_PTE_64BIT)
-#include <asm/nohash/pte-e500.h>
 #elif defined(CONFIG_PPC_85xx)
-#include <asm/nohash/32/pte-85xx.h>
+#include <asm/nohash/pte-e500.h>
 #elif defined(CONFIG_PPC_8xx)
 #include <asm/nohash/32/pte-8xx.h>
 #endif
diff --git a/arch/powerpc/include/asm/nohash/32/pte-85xx.h b/arch/powerpc/include/asm/nohash/32/pte-85xx.h
deleted file mode 100644
index 14d64b4f3f14..000000000000
--- a/arch/powerpc/include/asm/nohash/32/pte-85xx.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_POWERPC_NOHASH_32_PTE_85xx_H
-#define _ASM_POWERPC_NOHASH_32_PTE_85xx_H
-#ifdef __KERNEL__
-
-/* PTE bit definitions for Freescale BookE SW loaded TLB MMU based
- * processors
- *
-   MMU Assist Register 3:
-
-   32 33 34 35 36  ... 50 51 52 53 54 55 56 57 58 59 60 61 62 63
-   RPN......................  0  0 U0 U1 U2 U3 UX SX UW SW UR SR
-
-   - PRESENT *must* be in the bottom two bits because swap PTEs use
-     the top 30 bits.
-
-*/
-
-/* Definitions for FSL Book-E Cores */
-#define _PAGE_READ	0x00001	/* H: Read permission (SR) */
-#define _PAGE_PRESENT	0x00002	/* S: PTE contains a translation */
-#define _PAGE_WRITE	0x00004	/* S: Write permission (SW) */
-#define _PAGE_DIRTY	0x00008	/* S: Page dirty */
-#define _PAGE_EXEC	0x00010	/* H: SX permission */
-#define _PAGE_ACCESSED	0x00020	/* S: Page referenced */
-
-#define _PAGE_ENDIAN	0x00040	/* H: E bit */
-#define _PAGE_GUARDED	0x00080	/* H: G bit */
-#define _PAGE_COHERENT	0x00100	/* H: M bit */
-#define _PAGE_NO_CACHE	0x00200	/* H: I bit */
-#define _PAGE_WRITETHRU	0x00400	/* H: W bit */
-#define _PAGE_SPECIAL	0x00800 /* S: Special page */
-
-#define _PMD_PRESENT	0
-#define _PMD_PRESENT_MASK (PAGE_MASK)
-#define _PMD_BAD	(~PAGE_MASK)
-#define _PMD_USER	0
-
-#define _PTE_NONE_MASK	0
-
-#define PTE_WIMGE_SHIFT (6)
-
-/*
- * We define 2 sets of base prot bits, one for basic pages (ie,
- * cacheable kernel and user pages) and one for non cacheable
- * pages. We always set _PAGE_COHERENT when SMP is enabled or
- * the processor might need it for DMA coherency.
- */
-#define _PAGE_BASE_NC	(_PAGE_PRESENT | _PAGE_ACCESSED)
-#if defined(CONFIG_SMP) || defined(CONFIG_PPC_E500MC)
-#define _PAGE_BASE	(_PAGE_BASE_NC | _PAGE_COHERENT)
-#else
-#define _PAGE_BASE	(_PAGE_BASE_NC)
-#endif
-
-#include <asm/pgtable-masks.h>
-
-#endif /* __KERNEL__ */
-#endif /*  _ASM_POWERPC_NOHASH_32_PTE_FSL_85xx_H */
diff --git a/arch/powerpc/include/asm/pgtable-types.h b/arch/powerpc/include/asm/pgtable-types.h
index f3086e39e7d2..e8dec885b6e4 100644
--- a/arch/powerpc/include/asm/pgtable-types.h
+++ b/arch/powerpc/include/asm/pgtable-types.h
@@ -49,7 +49,7 @@ static inline unsigned long pud_val(pud_t x)
 #endif /* CONFIG_PPC64 */
 
 /* PGD level */
-#if defined(CONFIG_PPC_85xx) && defined(CONFIG_PTE_64BIT)
+#if defined(CONFIG_PPC_85xx)
 typedef struct { unsigned long long pgd; } pgd_t;
 
 static inline unsigned long long pgd_val(pgd_t x)
diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h
index ba1d878c3f40..570b3d91e2e4 100644
--- a/arch/powerpc/include/asm/uaccess.h
+++ b/arch/powerpc/include/asm/uaccess.h
@@ -255,7 +255,7 @@ __gus_failed:								\
 		".section .fixup,\"ax\"\n"		\
 		"4:	li %0,%3\n"			\
 		"	li %1,0\n"			\
-		"	li %1+1,0\n"			\
+		"	li %L1,0\n"			\
 		"	b 3b\n"				\
 		".previous\n"				\
 		EX_TABLE(1b, 4b)			\
diff --git a/arch/powerpc/kernel/head_85xx.S b/arch/powerpc/kernel/head_85xx.S
index f9a73fae6464..8867596d35ad 100644
--- a/arch/powerpc/kernel/head_85xx.S
+++ b/arch/powerpc/kernel/head_85xx.S
@@ -305,7 +305,6 @@ set_ivor:
  *   r12 is pointer to the pte
  *   r10 is the pshift from the PGD, if we're a hugepage
  */
-#ifdef CONFIG_PTE_64BIT
 #ifdef CONFIG_HUGETLB_PAGE
 #define FIND_PTE	\
 	rlwinm	r12, r13, 14, 18, 28;	/* Compute pgdir/pmd offset */	\
@@ -329,15 +328,6 @@ set_ivor:
 	rlwimi	r12, r13, 23, 20, 28;	/* Compute pte address */	\
 	lwz	r11, 4(r12);		/* Get pte entry */
 #endif /* HUGEPAGE */
-#else /* !PTE_64BIT */
-#define FIND_PTE	\
-	rlwimi	r11, r13, 12, 20, 29;	/* Create L1 (pgdir/pmd) address */	\
-	lwz	r11, 0(r11);		/* Get L1 entry */			\
-	rlwinm.	r12, r11, 0, 0, 19;	/* Extract L2 (pte) base address */	\
-	beq	2f;			/* Bail if no table */			\
-	rlwimi	r12, r13, 22, 20, 29;	/* Compute PTE address */		\
-	lwz	r11, 0(r12);		/* Get Linux PTE */
-#endif
 
 /*
  * Interrupt vector entry code
@@ -473,22 +463,16 @@ END_BTB_FLUSH_SECTION
 4:
 	FIND_PTE
 
-#ifdef CONFIG_PTE_64BIT
 	li	r13,_PAGE_PRESENT|_PAGE_BAP_SR
 	oris	r13,r13,_PAGE_ACCESSED@h
-#else
-	li	r13,_PAGE_PRESENT|_PAGE_READ|_PAGE_ACCESSED
-#endif
 	andc.	r13,r13,r11		/* Check permission */
 
-#ifdef CONFIG_PTE_64BIT
 #ifdef CONFIG_SMP
 	subf	r13,r11,r12		/* create false data dep */
 	lwzx	r13,r11,r13		/* Get upper pte bits */
 #else
 	lwz	r13,0(r12)		/* Get upper pte bits */
 #endif
-#endif
 
 	bne	2f			/* Bail if permission/valid mismatch */
 
@@ -552,12 +536,8 @@ END_BTB_FLUSH_SECTION
 
 	FIND_PTE
 	/* Make up the required permissions for kernel code */
-#ifdef CONFIG_PTE_64BIT
 	li	r13,_PAGE_PRESENT | _PAGE_BAP_SX
 	oris	r13,r13,_PAGE_ACCESSED@h
-#else
-	li	r13,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC
-#endif
 	b	4f
 
 	/* Get the PGD for the current thread */
@@ -573,24 +553,18 @@ END_BTB_FLUSH_SECTION
 
 	FIND_PTE
 	/* Make up the required permissions for user code */
-#ifdef CONFIG_PTE_64BIT
 	li	r13,_PAGE_PRESENT | _PAGE_BAP_UX
 	oris	r13,r13,_PAGE_ACCESSED@h
-#else
-	li	r13,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC
-#endif
 
 4:
 	andc.	r13,r13,r11		/* Check permission */
 
-#ifdef CONFIG_PTE_64BIT
 #ifdef CONFIG_SMP
 	subf	r13,r11,r12		/* create false data dep */
 	lwzx	r13,r11,r13		/* Get upper pte bits */
 #else
 	lwz	r13,0(r12)		/* Get upper pte bits */
 #endif
-#endif
 
 	bne	2f			/* Bail if permission mismatch */
 
@@ -683,7 +657,7 @@ interrupt_end:
  *	r10 - tsize encoding (if HUGETLB_PAGE) or available to use
  *	r11 - TLB (info from Linux PTE)
  *	r12 - available to use
- *	r13 - upper bits of PTE (if PTE_64BIT) or available to use
+ *	r13 - upper bits of PTE
  *	CR5 - results of addr >= PAGE_OFFSET
  *	MAS0, MAS1 - loaded with proper value when we get here
  *	MAS2, MAS3 - will need additional info from Linux PTE
@@ -751,7 +725,6 @@ finish_tlb_load:
 	 * here we (properly should) assume have the appropriate value.
 	 */
 finish_tlb_load_cont:
-#ifdef CONFIG_PTE_64BIT
 	rlwinm	r12, r11, 32-2, 26, 31	/* Move in perm bits */
 	andi.	r10, r11, _PAGE_DIRTY
 	bne	1f
@@ -764,26 +737,9 @@ BEGIN_MMU_FTR_SECTION
 	srwi	r10, r13, 12		/* grab RPN[12:31] */
 	mtspr	SPRN_MAS7, r10
 END_MMU_FTR_SECTION_IFSET(MMU_FTR_BIG_PHYS)
-#else
-	li	r10, (_PAGE_EXEC | _PAGE_READ)
-	mr	r13, r11
-	rlwimi	r10, r11, 31, 29, 29	/* extract _PAGE_DIRTY into SW */
-	and	r12, r11, r10
-	mcrf	cr0, cr5		/* Test for user page */
-	slwi	r10, r12, 1
-	or	r10, r10, r12
-	rlwinm	r10, r10, 0, ~_PAGE_EXEC	/* Clear SX on user pages */
-	isellt	r12, r10, r12
-	rlwimi	r13, r12, 0, 20, 31	/* Get RPN from PTE, merge w/ perms */
-	mtspr	SPRN_MAS3, r13
-#endif
 
 	mfspr	r12, SPRN_MAS2
-#ifdef CONFIG_PTE_64BIT
 	rlwimi	r12, r11, 32-19, 27, 31	/* extract WIMGE from pte */
-#else
-	rlwimi	r12, r11, 26, 27, 31	/* extract WIMGE from pte */
-#endif
 #ifdef CONFIG_HUGETLB_PAGE
 	beq	6, 3f			/* don't mask if page isn't huge */
 	li	r13, 1
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 827c958677f8..f26e80cbc615 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -2893,7 +2893,8 @@ static void __init fixup_device_tree_pmac(void)
 	for (node = 0; prom_next_node(&node); ) {
 		type[0] = '\0';
 		prom_getprop(node, "device_type", type, sizeof(type));
-		if (prom_strcmp(type, "escc") && prom_strcmp(type, "i2s"))
+		if (prom_strcmp(type, "escc") && prom_strcmp(type, "i2s") &&
+		    prom_strcmp(type, "media-bay"))
 			continue;
 
 		if (prom_getproplen(node, "#size-cells") != PROM_ERROR)
diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c
index 841d077e2825..1b2f293e7dcb 100644
--- a/arch/powerpc/kernel/trace/ftrace.c
+++ b/arch/powerpc/kernel/trace/ftrace.c
@@ -37,11 +37,29 @@ unsigned long ftrace_call_adjust(unsigned long addr)
 	if (addr >= (unsigned long)__exittext_begin && addr < (unsigned long)__exittext_end)
 		return 0;
 
-	if (IS_ENABLED(CONFIG_ARCH_USING_PATCHABLE_FUNCTION_ENTRY) &&
-	    !IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE)) {
-		addr += MCOUNT_INSN_SIZE;
-		if (IS_ENABLED(CONFIG_DYNAMIC_FTRACE_WITH_CALL_OPS))
+	if (IS_ENABLED(CONFIG_ARCH_USING_PATCHABLE_FUNCTION_ENTRY)) {
+		if (!IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE)) {
 			addr += MCOUNT_INSN_SIZE;
+			if (IS_ENABLED(CONFIG_DYNAMIC_FTRACE_WITH_CALL_OPS))
+				addr += MCOUNT_INSN_SIZE;
+		} else if (IS_ENABLED(CONFIG_CC_IS_CLANG) && IS_ENABLED(CONFIG_PPC64)) {
+			/*
+			 * addr points to global entry point though the NOP was emitted at local
+			 * entry point due to https://github.com/llvm/llvm-project/issues/163706
+			 * Handle that here with ppc_function_entry() for kernel symbols while
+			 * adjusting module addresses in the else case, by looking for the below
+			 * module global entry point sequence:
+			 *	ld    r2, -8(r12)
+			 *	add   r2, r2, r12
+			 */
+			if (is_kernel_text(addr) || is_kernel_inittext(addr))
+				addr = ppc_function_entry((void *)addr);
+			else if ((ppc_inst_val(ppc_inst_read((u32 *)addr)) ==
+				  PPC_RAW_LD(_R2, _R12, -8)) &&
+				 (ppc_inst_val(ppc_inst_read((u32 *)(addr+4))) ==
+				  PPC_RAW_ADD(_R2, _R2, _R12)))
+				addr += 8;
+		}
 	}
 
 	return addr;
diff --git a/arch/powerpc/kexec/core.c b/arch/powerpc/kexec/core.c
index 104c05520bf0..dc44f11be353 100644
--- a/arch/powerpc/kexec/core.c
+++ b/arch/powerpc/kexec/core.c
@@ -23,6 +23,7 @@
 #include <asm/firmware.h>
 
 #define cpu_to_be_ulong __PASTE(cpu_to_be, BITS_PER_LONG)
+#define __be_word __PASTE(__be, BITS_PER_LONG)
 
 #ifdef CONFIG_CRASH_DUMP
 void machine_crash_shutdown(struct pt_regs *regs)
@@ -146,25 +147,25 @@ int __init overlaps_crashkernel(unsigned long start, unsigned long size)
 }
 
 /* Values we need to export to the second kernel via the device tree. */
-static phys_addr_t crashk_base;
-static phys_addr_t crashk_size;
-static unsigned long long mem_limit;
+static __be_word crashk_base;
+static __be_word crashk_size;
+static __be_word mem_limit;
 
 static struct property crashk_base_prop = {
 	.name = "linux,crashkernel-base",
-	.length = sizeof(phys_addr_t),
+	.length = sizeof(__be_word),
 	.value = &crashk_base
 };
 
 static struct property crashk_size_prop = {
 	.name = "linux,crashkernel-size",
-	.length = sizeof(phys_addr_t),
+	.length = sizeof(__be_word),
 	.value = &crashk_size,
 };
 
 static struct property memory_limit_prop = {
 	.name = "linux,memory-limit",
-	.length = sizeof(unsigned long long),
+	.length = sizeof(__be_word),
 	.value = &mem_limit,
 };
 
@@ -193,11 +194,11 @@ static void __init export_crashk_values(struct device_node *node)
 }
 #endif /* CONFIG_CRASH_RESERVE */
 
-static phys_addr_t kernel_end;
+static __be_word kernel_end;
 
 static struct property kernel_end_prop = {
 	.name = "linux,kernel-end",
-	.length = sizeof(phys_addr_t),
+	.length = sizeof(__be_word),
 	.value = &kernel_end,
 };
 
diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c
index e7ef8b2a2554..5f6d50e4c3d4 100644
--- a/arch/powerpc/kexec/file_load_64.c
+++ b/arch/powerpc/kexec/file_load_64.c
@@ -450,6 +450,11 @@ static int load_elfcorehdr_segment(struct kimage *image, struct kexec_buf *kbuf)
 	kbuf->buffer = headers;
 	kbuf->mem = KEXEC_BUF_MEM_UNKNOWN;
 	kbuf->bufsz = headers_sz;
+
+	/*
+	 * Account for extra space required to accommodate additional memory
+	 * ranges in elfcorehdr due to memory hotplug events.
+	 */
 	kbuf->memsz = headers_sz + kdump_extra_elfcorehdr_size(cmem);
 	kbuf->top_down = false;
 
@@ -460,7 +465,14 @@ static int load_elfcorehdr_segment(struct kimage *image, struct kexec_buf *kbuf)
 	}
 
 	image->elf_load_addr = kbuf->mem;
-	image->elf_headers_sz = headers_sz;
+
+	/*
+	 * If CONFIG_CRASH_HOTPLUG is enabled, the elfcorehdr kexec segment
+	 * memsz can be larger than bufsz. Always initialize elf_headers_sz
+	 * with memsz. This ensures the correct size is reserved for elfcorehdr
+	 * memory in the FDT prepared for kdump.
+	 */
+	image->elf_headers_sz = kbuf->memsz;
 	image->elf_headers = headers;
 out:
 	kfree(cmem);
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h
index 82bbf63f0e57..7354e1d72f79 100644
--- a/arch/powerpc/net/bpf_jit.h
+++ b/arch/powerpc/net/bpf_jit.h
@@ -81,9 +81,6 @@
 
 #ifdef CONFIG_PPC64
 
-/* for gpr non volatile registers BPG_REG_6 to 10 */
-#define BPF_PPC_STACK_SAVE	(6 * 8)
-
 /* If dummy pass (!image), account for maximum possible instructions */
 #define PPC_LI64(d, i)		do {					      \
 	if (!image)							      \
@@ -219,8 +216,6 @@ int bpf_jit_emit_exit_insn(u32 *image, struct codegen_context *ctx, int tmp_reg,
 int bpf_add_extable_entry(struct bpf_prog *fp, u32 *image, u32 *fimage, int pass,
 			  struct codegen_context *ctx, int insn_idx,
 			  int jmp_off, int dst_reg, u32 code);
-
-int bpf_jit_stack_tailcallinfo_offset(struct codegen_context *ctx);
 #endif
 
 #endif
diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c
index 52162e4a7f84..a62a9a92b7b5 100644
--- a/arch/powerpc/net/bpf_jit_comp.c
+++ b/arch/powerpc/net/bpf_jit_comp.c
@@ -450,7 +450,7 @@ bool bpf_jit_supports_subprog_tailcalls(void)
 
 bool bpf_jit_supports_kfunc_call(void)
 {
-	return true;
+	return IS_ENABLED(CONFIG_PPC64);
 }
 
 bool bpf_jit_supports_arena(void)
@@ -638,19 +638,12 @@ static int invoke_bpf_mod_ret(u32 *image, u32 *ro_image, struct codegen_context
  * for the traced function (BPF subprog/callee) to fetch it.
  */
 static void bpf_trampoline_setup_tail_call_info(u32 *image, struct codegen_context *ctx,
-						int func_frame_offset,
-						int bpf_dummy_frame_size, int r4_off)
+						int bpf_frame_size, int r4_off)
 {
 	if (IS_ENABLED(CONFIG_PPC64)) {
-		/* See Generated stack layout */
-		int tailcallinfo_offset = BPF_PPC_TAILCALL;
-
-		/*
-		 * func_frame_offset =                                   ...(1)
-		 *      bpf_dummy_frame_size + trampoline_frame_size
-		 */
-		EMIT(PPC_RAW_LD(_R4, _R1, func_frame_offset));
-		EMIT(PPC_RAW_LD(_R3, _R4, -tailcallinfo_offset));
+		EMIT(PPC_RAW_LD(_R4, _R1, bpf_frame_size));
+		/* Refer to trampoline's Generated stack layout */
+		EMIT(PPC_RAW_LD(_R3, _R4, -BPF_PPC_TAILCALL));
 
 		/*
 		 * Setting the tail_call_info in trampoline's frame
@@ -658,22 +651,14 @@ static void bpf_trampoline_setup_tail_call_info(u32 *image, struct codegen_conte
 		 */
 		EMIT(PPC_RAW_CMPLWI(_R3, MAX_TAIL_CALL_CNT));
 		PPC_BCC_CONST_SHORT(COND_GT, 8);
-		EMIT(PPC_RAW_ADDI(_R3, _R4, bpf_jit_stack_tailcallinfo_offset(ctx)));
+		EMIT(PPC_RAW_ADDI(_R3, _R4, -BPF_PPC_TAILCALL));
+
 		/*
-		 * From ...(1) above:
-		 * trampoline_frame_bottom =                            ...(2)
-		 *      func_frame_offset - bpf_dummy_frame_size
-		 *
-		 * Using ...(2) derived above:
-		 * trampoline_tail_call_info_offset =                  ...(3)
-		 *      trampoline_frame_bottom - tailcallinfo_offset
-		 *
-		 * From ...(3):
-		 * Use trampoline_tail_call_info_offset to write reference of main's
-		 * tail_call_info in trampoline frame.
+		 * Trampoline's tail_call_info is at the same offset, as that of
+		 * any bpf program, with reference to previous frame. Update the
+		 * address of main's tail_call_info in trampoline frame.
 		 */
-		EMIT(PPC_RAW_STL(_R3, _R1, (func_frame_offset - bpf_dummy_frame_size)
-								- tailcallinfo_offset));
+		EMIT(PPC_RAW_STL(_R3, _R1, bpf_frame_size - BPF_PPC_TAILCALL));
 	} else {
 		/* See bpf_jit_stack_offsetof() and BPF_PPC_TC */
 		EMIT(PPC_RAW_LL(_R4, _R1, r4_off));
@@ -681,7 +666,7 @@ static void bpf_trampoline_setup_tail_call_info(u32 *image, struct codegen_conte
 }
 
 static void bpf_trampoline_restore_tail_call_cnt(u32 *image, struct codegen_context *ctx,
-						 int func_frame_offset, int r4_off)
+						 int bpf_frame_size, int r4_off)
 {
 	if (IS_ENABLED(CONFIG_PPC32)) {
 		/*
@@ -692,12 +677,12 @@ static void bpf_trampoline_restore_tail_call_cnt(u32 *image, struct codegen_cont
 	}
 }
 
-static void bpf_trampoline_save_args(u32 *image, struct codegen_context *ctx, int func_frame_offset,
-				     int nr_regs, int regs_off)
+static void bpf_trampoline_save_args(u32 *image, struct codegen_context *ctx,
+				     int bpf_frame_size, int nr_regs, int regs_off)
 {
 	int param_save_area_offset;
 
-	param_save_area_offset = func_frame_offset; /* the two frames we alloted */
+	param_save_area_offset = bpf_frame_size;
 	param_save_area_offset += STACK_FRAME_MIN_SIZE; /* param save area is past frame header */
 
 	for (int i = 0; i < nr_regs; i++) {
@@ -720,11 +705,11 @@ static void bpf_trampoline_restore_args_regs(u32 *image, struct codegen_context
 
 /* Used when we call into the traced function. Replicate parameter save area */
 static void bpf_trampoline_restore_args_stack(u32 *image, struct codegen_context *ctx,
-					      int func_frame_offset, int nr_regs, int regs_off)
+					      int bpf_frame_size, int nr_regs, int regs_off)
 {
 	int param_save_area_offset;
 
-	param_save_area_offset = func_frame_offset; /* the two frames we alloted */
+	param_save_area_offset = bpf_frame_size;
 	param_save_area_offset += STACK_FRAME_MIN_SIZE; /* param save area is past frame header */
 
 	for (int i = 8; i < nr_regs; i++) {
@@ -741,10 +726,10 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 					 void *func_addr)
 {
 	int regs_off, nregs_off, ip_off, run_ctx_off, retval_off, nvr_off, alt_lr_off, r4_off = 0;
-	int i, ret, nr_regs, bpf_frame_size = 0, bpf_dummy_frame_size = 0, func_frame_offset;
 	struct bpf_tramp_links *fmod_ret = &tlinks[BPF_TRAMP_MODIFY_RETURN];
 	struct bpf_tramp_links *fentry = &tlinks[BPF_TRAMP_FENTRY];
 	struct bpf_tramp_links *fexit = &tlinks[BPF_TRAMP_FEXIT];
+	int i, ret, nr_regs, retaddr_off, bpf_frame_size = 0;
 	struct codegen_context codegen_ctx, *ctx;
 	u32 *image = (u32 *)rw_image;
 	ppc_inst_t branch_insn;
@@ -770,24 +755,19 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 	 * Generated stack layout:
 	 *
 	 * func prev back chain         [ back chain        ]
-	 *                              [                   ]
-	 * bpf prog redzone/tailcallcnt [ ...               ] 64 bytes (64-bit powerpc)
-	 *                              [                   ] --
-	 * LR save area                 [ r0 save (64-bit)  ]   | header
-	 *                              [ r0 save (32-bit)  ]   |
-	 * dummy frame for unwind       [ back chain 1      ] --
 	 *                              [ tail_call_info    ] optional - 64-bit powerpc
 	 *                              [ padding           ] align stack frame
 	 *       r4_off                 [ r4 (tailcallcnt)  ] optional - 32-bit powerpc
 	 *       alt_lr_off             [ real lr (ool stub)] optional - actual lr
+	 *       retaddr_off            [ return address    ]
 	 *                              [ r26               ]
 	 *       nvr_off                [ r25               ] nvr save area
 	 *       retval_off             [ return value      ]
 	 *                              [ reg argN          ]
 	 *                              [ ...               ]
-	 *       regs_off               [ reg_arg1          ] prog ctx context
-	 *       nregs_off              [ args count        ]
-	 *       ip_off                 [ traced function   ]
+	 *       regs_off               [ reg_arg1          ] prog_ctx
+	 *       nregs_off              [ args count        ] ((u64 *)prog_ctx)[-1]
+	 *       ip_off                 [ traced function   ] ((u64 *)prog_ctx)[-2]
 	 *                              [ ...               ]
 	 *       run_ctx_off            [ bpf_tramp_run_ctx ]
 	 *                              [ reg argN          ]
@@ -843,6 +823,10 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 	nvr_off = bpf_frame_size;
 	bpf_frame_size += 2 * SZL;
 
+	/* Save area for return address */
+	retaddr_off = bpf_frame_size;
+	bpf_frame_size += SZL;
+
 	/* Optional save area for actual LR in case of ool ftrace */
 	if (IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE)) {
 		alt_lr_off = bpf_frame_size;
@@ -869,16 +853,8 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 	/* Padding to align stack frame, if any */
 	bpf_frame_size = round_up(bpf_frame_size, SZL * 2);
 
-	/* Dummy frame size for proper unwind - includes 64-bytes red zone for 64-bit powerpc */
-	bpf_dummy_frame_size = STACK_FRAME_MIN_SIZE + 64;
-
-	/* Offset to the traced function's stack frame */
-	func_frame_offset = bpf_dummy_frame_size + bpf_frame_size;
-
-	/* Create dummy frame for unwind, store original return value */
+	/*  Store original return value */
 	EMIT(PPC_RAW_STL(_R0, _R1, PPC_LR_STKOFF));
-	/* Protect red zone where tail call count goes */
-	EMIT(PPC_RAW_STLU(_R1, _R1, -bpf_dummy_frame_size));
 
 	/* Create our stack frame */
 	EMIT(PPC_RAW_STLU(_R1, _R1, -bpf_frame_size));
@@ -893,34 +869,44 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 	if (IS_ENABLED(CONFIG_PPC32) && nr_regs < 2)
 		EMIT(PPC_RAW_STL(_R4, _R1, r4_off));
 
-	bpf_trampoline_save_args(image, ctx, func_frame_offset, nr_regs, regs_off);
+	bpf_trampoline_save_args(image, ctx, bpf_frame_size, nr_regs, regs_off);
 
-	/* Save our return address */
+	/* Save our LR/return address */
 	EMIT(PPC_RAW_MFLR(_R3));
 	if (IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE))
 		EMIT(PPC_RAW_STL(_R3, _R1, alt_lr_off));
 	else
-		EMIT(PPC_RAW_STL(_R3, _R1, bpf_frame_size + PPC_LR_STKOFF));
+		EMIT(PPC_RAW_STL(_R3, _R1, retaddr_off));
 
 	/*
-	 * Save ip address of the traced function.
-	 * We could recover this from LR, but we will need to address for OOL trampoline,
-	 * and optional GEP area.
+	 * Derive IP address of the traced function.
+	 * In case of CONFIG_PPC_FTRACE_OUT_OF_LINE or BPF program, LR points to the instruction
+	 * after the 'bl' instruction in the OOL stub. Refer to ftrace_init_ool_stub() and
+	 * bpf_arch_text_poke() for OOL stub of kernel functions and bpf programs respectively.
+	 * Relevant stub sequence:
+	 *
+	 *               bl <tramp>
+	 *   LR (R3) =>  mtlr r0
+	 *               b <func_addr+4>
+	 *
+	 * Recover kernel function/bpf program address from the unconditional
+	 * branch instruction at the end of OOL stub.
 	 */
 	if (IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE) || flags & BPF_TRAMP_F_IP_ARG) {
 		EMIT(PPC_RAW_LWZ(_R4, _R3, 4));
 		EMIT(PPC_RAW_SLWI(_R4, _R4, 6));
 		EMIT(PPC_RAW_SRAWI(_R4, _R4, 6));
 		EMIT(PPC_RAW_ADD(_R3, _R3, _R4));
-		EMIT(PPC_RAW_ADDI(_R3, _R3, 4));
 	}
 
 	if (flags & BPF_TRAMP_F_IP_ARG)
 		EMIT(PPC_RAW_STL(_R3, _R1, ip_off));
 
-	if (IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE))
-		/* Fake our LR for unwind */
-		EMIT(PPC_RAW_STL(_R3, _R1, bpf_frame_size + PPC_LR_STKOFF));
+	if (IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE)) {
+		/* Fake our LR for BPF_TRAMP_F_CALL_ORIG case */
+		EMIT(PPC_RAW_ADDI(_R3, _R3, 4));
+		EMIT(PPC_RAW_STL(_R3, _R1, retaddr_off));
+	}
 
 	/* Save function arg count -- see bpf_get_func_arg_cnt() */
 	EMIT(PPC_RAW_LI(_R3, nr_regs));
@@ -958,20 +944,19 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 	/* Call the traced function */
 	if (flags & BPF_TRAMP_F_CALL_ORIG) {
 		/*
-		 * The address in LR save area points to the correct point in the original function
+		 * retaddr on trampoline stack points to the correct point in the original function
 		 * with both PPC_FTRACE_OUT_OF_LINE as well as with traditional ftrace instruction
 		 * sequence
 		 */
-		EMIT(PPC_RAW_LL(_R3, _R1, bpf_frame_size + PPC_LR_STKOFF));
+		EMIT(PPC_RAW_LL(_R3, _R1, retaddr_off));
 		EMIT(PPC_RAW_MTCTR(_R3));
 
 		/* Replicate tail_call_cnt before calling the original BPF prog */
 		if (flags & BPF_TRAMP_F_TAIL_CALL_CTX)
-			bpf_trampoline_setup_tail_call_info(image, ctx, func_frame_offset,
-								bpf_dummy_frame_size, r4_off);
+			bpf_trampoline_setup_tail_call_info(image, ctx, bpf_frame_size, r4_off);
 
 		/* Restore args */
-		bpf_trampoline_restore_args_stack(image, ctx, func_frame_offset, nr_regs, regs_off);
+		bpf_trampoline_restore_args_stack(image, ctx, bpf_frame_size, nr_regs, regs_off);
 
 		/* Restore TOC for 64-bit */
 		if (IS_ENABLED(CONFIG_PPC64_ELF_ABI_V2) && !IS_ENABLED(CONFIG_PPC_KERNEL_PCREL))
@@ -985,7 +970,7 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 
 		/* Restore updated tail_call_cnt */
 		if (flags & BPF_TRAMP_F_TAIL_CALL_CTX)
-			bpf_trampoline_restore_tail_call_cnt(image, ctx, func_frame_offset, r4_off);
+			bpf_trampoline_restore_tail_call_cnt(image, ctx, bpf_frame_size, r4_off);
 
 		/* Reserve space to patch branch instruction to skip fexit progs */
 		if (ro_image) /* image is NULL for dummy pass */
@@ -1037,7 +1022,7 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 		EMIT(PPC_RAW_LD(_R2, _R1, 24));
 	if (flags & BPF_TRAMP_F_SKIP_FRAME) {
 		/* Skip the traced function and return to parent */
-		EMIT(PPC_RAW_ADDI(_R1, _R1, func_frame_offset));
+		EMIT(PPC_RAW_ADDI(_R1, _R1, bpf_frame_size));
 		EMIT(PPC_RAW_LL(_R0, _R1, PPC_LR_STKOFF));
 		EMIT(PPC_RAW_MTLR(_R0));
 		EMIT(PPC_RAW_BLR());
@@ -1045,13 +1030,13 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
 		if (IS_ENABLED(CONFIG_PPC_FTRACE_OUT_OF_LINE)) {
 			EMIT(PPC_RAW_LL(_R0, _R1, alt_lr_off));
 			EMIT(PPC_RAW_MTLR(_R0));
-			EMIT(PPC_RAW_ADDI(_R1, _R1, func_frame_offset));
+			EMIT(PPC_RAW_ADDI(_R1, _R1, bpf_frame_size));
 			EMIT(PPC_RAW_LL(_R0, _R1, PPC_LR_STKOFF));
 			EMIT(PPC_RAW_BLR());
 		} else {
-			EMIT(PPC_RAW_LL(_R0, _R1, bpf_frame_size + PPC_LR_STKOFF));
+			EMIT(PPC_RAW_LL(_R0, _R1, retaddr_off));
 			EMIT(PPC_RAW_MTCTR(_R0));
-			EMIT(PPC_RAW_ADDI(_R1, _R1, func_frame_offset));
+			EMIT(PPC_RAW_ADDI(_R1, _R1, bpf_frame_size));
 			EMIT(PPC_RAW_LL(_R0, _R1, PPC_LR_STKOFF));
 			EMIT(PPC_RAW_MTLR(_R0));
 			EMIT(PPC_RAW_BCTR());
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c
index b1a3945ccc9f..c5e26d231cd5 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -32,23 +32,27 @@
  *
  *		[	prev sp		] <-------------
  *		[    tail_call_info	] 8		|
- *		[   nv gpr save area	] 6*8 + (12*8)	|
+ *		[   nv gpr save area	] (6 * 8)	|
+ *		[ addl. nv gpr save area] (12 * 8)	| <--- exception boundary/callback program
  *		[    local_tmp_var	] 24		|
  * fp (r31) -->	[   ebpf stack space	] upto 512	|
  *		[     frame header	] 32/112	|
  * sp (r1) --->	[    stack pointer	] --------------
  *
- * Additional (12*8) in 'nv gpr save area' only in case of
- * exception boundary.
+ * Additional (12 * 8) in 'nv gpr save area' only in case of
+ * exception boundary/callback.
  */
 
+/* BPF non-volatile registers save area size */
+#define BPF_PPC_STACK_SAVE	(6 * 8)
+
 /* for bpf JIT code internal usage */
 #define BPF_PPC_STACK_LOCALS	24
 /*
  * for additional non volatile registers(r14-r25) to be saved
  * at exception boundary
  */
-#define BPF_PPC_EXC_STACK_SAVE (12*8)
+#define BPF_PPC_EXC_STACK_SAVE (12 * 8)
 
 /* stack frame excluding BPF stack, ensure this is quadword aligned */
 #define BPF_PPC_STACKFRAME	(STACK_FRAME_MIN_SIZE + \
@@ -125,12 +129,13 @@ static inline bool bpf_has_stack_frame(struct codegen_context *ctx)
  *		[	  ...       	] 		|
  * sp (r1) --->	[    stack pointer	] --------------
  *		[    tail_call_info	] 8
- *		[   nv gpr save area	] 6*8 + (12*8)
+ *		[   nv gpr save area	] (6 * 8)
+ *		[ addl. nv gpr save area] (12 * 8) <--- exception boundary/callback program
  *		[    local_tmp_var	] 24
  *		[   unused red zone	] 224
  *
- * Additional (12*8) in 'nv gpr save area' only in case of
- * exception boundary.
+ * Additional (12 * 8) in 'nv gpr save area' only in case of
+ * exception boundary/callback.
  */
 static int bpf_jit_stack_local(struct codegen_context *ctx)
 {
@@ -148,7 +153,7 @@ static int bpf_jit_stack_local(struct codegen_context *ctx)
 	}
 }
 
-int bpf_jit_stack_tailcallinfo_offset(struct codegen_context *ctx)
+static int bpf_jit_stack_tailcallinfo_offset(struct codegen_context *ctx)
 {
 	return bpf_jit_stack_local(ctx) + BPF_PPC_STACK_LOCALS + BPF_PPC_STACK_SAVE;
 }
@@ -237,10 +242,6 @@ void bpf_jit_build_prologue(u32 *image, struct codegen_context *ctx)
 
 	if (bpf_has_stack_frame(ctx) && !ctx->exception_cb) {
 		/*
-		 * exception_cb uses boundary frame after stack walk.
-		 * It can simply use redzone, this optimization reduces
-		 * stack walk loop by one level.
-		 *
 		 * We need a stack frame, but we don't necessarily need to
 		 * save/restore LR unless we call other functions
 		 */
@@ -284,6 +285,22 @@ void bpf_jit_build_prologue(u32 *image, struct codegen_context *ctx)
 		 * program(main prog) as third arg
 		 */
 		EMIT(PPC_RAW_MR(_R1, _R5));
+		/*
+		 * Exception callback reuses the stack frame of exception boundary.
+		 * But BPF stack depth of exception callback and exception boundary
+		 * don't have to be same. If BPF stack depth is different, adjust the
+		 * stack frame size considering BPF stack depth of exception callback.
+		 * The non-volatile register save area remains unchanged. These non-
+		 * volatile registers are restored in exception callback's epilogue.
+		 */
+		EMIT(PPC_RAW_LD(bpf_to_ppc(TMP_REG_1), _R5, 0));
+		EMIT(PPC_RAW_SUB(bpf_to_ppc(TMP_REG_2), bpf_to_ppc(TMP_REG_1), _R1));
+		EMIT(PPC_RAW_ADDI(bpf_to_ppc(TMP_REG_2), bpf_to_ppc(TMP_REG_2),
+			-BPF_PPC_EXC_STACKFRAME));
+		EMIT(PPC_RAW_CMPLDI(bpf_to_ppc(TMP_REG_2), ctx->stack_size));
+		PPC_BCC_CONST_SHORT(COND_EQ, 12);
+		EMIT(PPC_RAW_MR(_R1, bpf_to_ppc(TMP_REG_1)));
+		EMIT(PPC_RAW_STDU(_R1, _R1, -(BPF_PPC_EXC_STACKFRAME + ctx->stack_size)));
 	}
 
 	/*
@@ -482,6 +499,83 @@ int bpf_jit_emit_func_call_rel(u32 *image, u32 *fimage, struct codegen_context *
 	return 0;
 }
 
+static int zero_extend(u32 *image, struct codegen_context *ctx, u32 src_reg, u32 dst_reg, u32 size)
+{
+	switch (size) {
+	case 1:
+		 /* zero-extend 8 bits into 64 bits */
+		EMIT(PPC_RAW_RLDICL(dst_reg, src_reg, 0, 56));
+		return 0;
+	case 2:
+		 /* zero-extend 16 bits into 64 bits */
+		EMIT(PPC_RAW_RLDICL(dst_reg, src_reg, 0, 48));
+		return 0;
+	case 4:
+		 /* zero-extend 32 bits into 64 bits */
+		EMIT(PPC_RAW_RLDICL(dst_reg, src_reg, 0, 32));
+		fallthrough;
+	case 8:
+		/* Nothing to do */
+		return 0;
+	default:
+		return -1;
+	}
+}
+
+static int sign_extend(u32 *image, struct codegen_context *ctx, u32 src_reg, u32 dst_reg, u32 size)
+{
+	switch (size) {
+	case 1:
+		 /* sign-extend 8 bits into 64 bits */
+		EMIT(PPC_RAW_EXTSB(dst_reg, src_reg));
+		return 0;
+	case 2:
+		 /* sign-extend 16 bits into 64 bits */
+		EMIT(PPC_RAW_EXTSH(dst_reg, src_reg));
+		return 0;
+	case 4:
+		 /* sign-extend 32 bits into 64 bits */
+		EMIT(PPC_RAW_EXTSW(dst_reg, src_reg));
+		fallthrough;
+	case 8:
+		/* Nothing to do */
+		return 0;
+	default:
+		return -1;
+	}
+}
+
+/*
+ * Handle powerpc ABI expectations from caller:
+ *   - Unsigned arguments are zero-extended.
+ *   - Signed arguments are sign-extended.
+ */
+static int prepare_for_kfunc_call(const struct bpf_prog *fp, u32 *image,
+				  struct codegen_context *ctx,
+				  const struct bpf_insn *insn)
+{
+	const struct btf_func_model *m = bpf_jit_find_kfunc_model(fp, insn);
+	int i;
+
+	if (!m)
+		return -1;
+
+	for (i = 0; i < m->nr_args; i++) {
+		/* Note that BPF ABI only allows up to 5 args for kfuncs */
+		u32 reg = bpf_to_ppc(BPF_REG_1 + i), size = m->arg_size[i];
+
+		if (!(m->arg_flags[i] & BTF_FMODEL_SIGNED_ARG)) {
+			if (zero_extend(image, ctx, reg, reg, size))
+				return -1;
+		} else {
+			if (sign_extend(image, ctx, reg, reg, size))
+				return -1;
+		}
+	}
+
+	return 0;
+}
+
 static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
 {
 	/*
@@ -522,9 +616,30 @@ static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 o
 
 	/*
 	 * tail_call_info++; <- Actual value of tcc here
+	 * Writeback this updated value only if tailcall succeeds.
 	 */
 	EMIT(PPC_RAW_ADDI(bpf_to_ppc(TMP_REG_1), bpf_to_ppc(TMP_REG_1), 1));
 
+	/* prog = array->ptrs[index]; */
+	EMIT(PPC_RAW_MULI(bpf_to_ppc(TMP_REG_2), b2p_index, 8));
+	EMIT(PPC_RAW_ADD(bpf_to_ppc(TMP_REG_2), bpf_to_ppc(TMP_REG_2), b2p_bpf_array));
+	EMIT(PPC_RAW_LD(bpf_to_ppc(TMP_REG_2), bpf_to_ppc(TMP_REG_2),
+			offsetof(struct bpf_array, ptrs)));
+
+	/*
+	 * if (prog == NULL)
+	 *   goto out;
+	 */
+	EMIT(PPC_RAW_CMPLDI(bpf_to_ppc(TMP_REG_2), 0));
+	PPC_BCC_SHORT(COND_EQ, out);
+
+	/* goto *(prog->bpf_func + prologue_size); */
+	EMIT(PPC_RAW_LD(bpf_to_ppc(TMP_REG_2), bpf_to_ppc(TMP_REG_2),
+			offsetof(struct bpf_prog, bpf_func)));
+	EMIT(PPC_RAW_ADDI(bpf_to_ppc(TMP_REG_2), bpf_to_ppc(TMP_REG_2),
+			  FUNCTION_DESCR_SIZE + bpf_tailcall_prologue_size));
+	EMIT(PPC_RAW_MTCTR(bpf_to_ppc(TMP_REG_2)));
+
 	/*
 	 * Before writing updated tail_call_info, distinguish if current frame
 	 * is storing a reference to tail_call_info or actual tcc value in
@@ -539,24 +654,6 @@ static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 o
 	/* Writeback updated value to tail_call_info */
 	EMIT(PPC_RAW_STD(bpf_to_ppc(TMP_REG_1), bpf_to_ppc(TMP_REG_2), 0));
 
-	/* prog = array->ptrs[index]; */
-	EMIT(PPC_RAW_MULI(bpf_to_ppc(TMP_REG_1), b2p_index, 8));
-	EMIT(PPC_RAW_ADD(bpf_to_ppc(TMP_REG_1), bpf_to_ppc(TMP_REG_1), b2p_bpf_array));
-	EMIT(PPC_RAW_LD(bpf_to_ppc(TMP_REG_1), bpf_to_ppc(TMP_REG_1), offsetof(struct bpf_array, ptrs)));
-
-	/*
-	 * if (prog == NULL)
-	 *   goto out;
-	 */
-	EMIT(PPC_RAW_CMPLDI(bpf_to_ppc(TMP_REG_1), 0));
-	PPC_BCC_SHORT(COND_EQ, out);
-
-	/* goto *(prog->bpf_func + prologue_size); */
-	EMIT(PPC_RAW_LD(bpf_to_ppc(TMP_REG_1), bpf_to_ppc(TMP_REG_1), offsetof(struct bpf_prog, bpf_func)));
-	EMIT(PPC_RAW_ADDI(bpf_to_ppc(TMP_REG_1), bpf_to_ppc(TMP_REG_1),
-			FUNCTION_DESCR_SIZE + bpf_tailcall_prologue_size));
-	EMIT(PPC_RAW_MTCTR(bpf_to_ppc(TMP_REG_1)));
-
 	/* tear down stack, restore NVRs, ... */
 	bpf_jit_emit_common_epilogue(image, ctx);
 
@@ -1123,14 +1220,16 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, u32 *fimage, struct code
 				/* special mov32 for zext */
 				EMIT(PPC_RAW_RLWINM(dst_reg, dst_reg, 0, 0, 31));
 				break;
-			} else if (off == 8) {
-				EMIT(PPC_RAW_EXTSB(dst_reg, src_reg));
-			} else if (off == 16) {
-				EMIT(PPC_RAW_EXTSH(dst_reg, src_reg));
-			} else if (off == 32) {
-				EMIT(PPC_RAW_EXTSW(dst_reg, src_reg));
-			} else if (dst_reg != src_reg)
-				EMIT(PPC_RAW_MR(dst_reg, src_reg));
+			}
+			if (off == 0) {
+				/* MOV */
+				if (dst_reg != src_reg)
+					EMIT(PPC_RAW_MR(dst_reg, src_reg));
+			} else {
+				/* MOVSX: dst = (s8,s16,s32)src (off = 8,16,32) */
+				if (sign_extend(image, ctx, src_reg, dst_reg, off / 8))
+					return -1;
+			}
 			goto bpf_alu32_trunc;
 		case BPF_ALU | BPF_MOV | BPF_K: /* (u32) dst = imm */
 		case BPF_ALU64 | BPF_MOV | BPF_K: /* dst = (s64) imm */
@@ -1598,6 +1697,12 @@ emit_clear:
 			if (ret < 0)
 				return ret;
 
+			/* Take care of powerpc ABI requirements before kfunc call */
+			if (insn[i].src_reg == BPF_PSEUDO_KFUNC_CALL) {
+				if (prepare_for_kfunc_call(fp, image, ctx, &insn[i]))
+					return -1;
+			}
+
 			ret = bpf_jit_emit_func_call_rel(image, fimage, ctx, func_addr);
 			if (ret)
 				return ret;
diff --git a/arch/powerpc/platforms/83xx/km83xx.c b/arch/powerpc/platforms/83xx/km83xx.c
index 2b5d187d9b62..9ef8fb39dd1b 100644
--- a/arch/powerpc/platforms/83xx/km83xx.c
+++ b/arch/powerpc/platforms/83xx/km83xx.c
@@ -155,8 +155,8 @@ machine_device_initcall(mpc83xx_km, mpc83xx_declare_of_platform_devices);
 
 /* list of the supported boards */
 static char *board[] __initdata = {
-	"Keymile,KMETER1",
-	"Keymile,kmpbec8321",
+	"keymile,KMETER1",
+	"keymile,kmpbec8321",
 	NULL
 };
 
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index f399917c17bd..bac02c83bb3e 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -276,7 +276,7 @@ config PPC_BOOK3S
 config PPC_E500
 	select FSL_EMB_PERFMON
 	bool
-	select ARCH_SUPPORTS_HUGETLBFS if PHYS_64BIT || PPC64
+	select ARCH_SUPPORTS_HUGETLBFS
 	select PPC_SMP_MUXED_IPI
 	select PPC_DOORBELL
 	select PPC_KUEP
@@ -337,7 +337,7 @@ config BOOKE
 config PTE_64BIT
 	bool
 	depends on 44x || PPC_E500 || PPC_86xx
-	default y if PHYS_64BIT
+	default y if PPC_E500 || PHYS_64BIT
 
 config PHYS_64BIT
 	bool 'Large physical address support' if PPC_E500 || PPC_86xx
diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index 64ffc6476ad6..8285b9a29fbf 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -605,7 +605,7 @@ static int pseries_irq_domain_alloc(struct irq_domain *domain, unsigned int virq
 					      &pseries_msi_irq_chip, pseries_dev);
 	}
 
-	pseries_dev->msi_used++;
+	pseries_dev->msi_used += nr_irqs;
 	return 0;
 
 out:
diff --git a/arch/powerpc/tools/gcc-check-fpatchable-function-entry.sh b/arch/powerpc/tools/check-fpatchable-function-entry.sh
index baed467a016b..baed467a016b 100755
--- a/arch/powerpc/tools/gcc-check-fpatchable-function-entry.sh
+++ b/arch/powerpc/tools/check-fpatchable-function-entry.sh
diff --git a/arch/powerpc/tools/ftrace-gen-ool-stubs.sh b/arch/powerpc/tools/ftrace-gen-ool-stubs.sh
index bac186bdf64a..9218d43aeb54 100755
--- a/arch/powerpc/tools/ftrace-gen-ool-stubs.sh
+++ b/arch/powerpc/tools/ftrace-gen-ool-stubs.sh
@@ -15,9 +15,9 @@ if [ -z "$is_64bit" ]; then
 	RELOCATION=R_PPC_ADDR32
 fi
 
-num_ool_stubs_total=$($objdump -r -j __patchable_function_entries "$vmlinux_o" |
+num_ool_stubs_total=$($objdump -r -j __patchable_function_entries -d "$vmlinux_o" |
 		      grep -c "$RELOCATION")
-num_ool_stubs_inittext=$($objdump -r -j __patchable_function_entries "$vmlinux_o" |
+num_ool_stubs_inittext=$($objdump -r -j __patchable_function_entries -d "$vmlinux_o" |
 			 grep -e ".init.text" -e ".text.startup" | grep -c "$RELOCATION")
 num_ool_stubs_text=$((num_ool_stubs_total - num_ool_stubs_inittext))