Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/arm/mach-dove/Makefile.boot b/arch/arm/mach-dove/Makefile.boot
index 760a0ef..e4dd1d2 100644
--- a/arch/arm/mach-dove/Makefile.boot
+++ b/arch/arm/mach-dove/Makefile.boot
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
    zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
diff --git a/arch/arm/mach-dove/include/mach/bridge-regs.h b/arch/arm/mach-dove/bridge-regs.h
similarity index 95%
rename from arch/arm/mach-dove/include/mach/bridge-regs.h
rename to arch/arm/mach-dove/bridge-regs.h
index f4a5b34..ace0b0b 100644
--- a/arch/arm/mach-dove/include/mach/bridge-regs.h
+++ b/arch/arm/mach-dove/bridge-regs.h
@@ -1,6 +1,4 @@
 /*
- * arch/arm/mach-dove/include/mach/bridge-regs.h
- *
  * Mbus-L to Mbus Bridge Registers
  *
  * This file is licensed under the terms of the GNU General Public
@@ -11,7 +9,7 @@
 #ifndef __ASM_ARCH_BRIDGE_REGS_H
 #define __ASM_ARCH_BRIDGE_REGS_H
 
-#include <mach/dove.h>
+#include "dove.h"
 
 #define CPU_CONFIG		(BRIDGE_VIRT_BASE + 0x0000)
 
diff --git a/arch/arm/mach-dove/cm-a510.c b/arch/arm/mach-dove/cm-a510.c
index b9a7c33..9f25c99 100644
--- a/arch/arm/mach-dove/cm-a510.c
+++ b/arch/arm/mach-dove/cm-a510.c
@@ -22,8 +22,7 @@
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
-#include <mach/dove.h>
-
+#include "dove.h"
 #include "common.h"
 
 static struct mv643xx_eth_platform_data cm_a510_ge00_data = {
diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c
index 0d420a2..01b830a 100644
--- a/arch/arm/mach-dove/common.c
+++ b/arch/arm/mach-dove/common.c
@@ -11,6 +11,7 @@
 #include <linux/clk-provider.h>
 #include <linux/dma-mapping.h>
 #include <linux/init.h>
+#include <linux/io.h>
 #include <linux/of.h>
 #include <linux/of_platform.h>
 #include <linux/platform_data/dma-mv_xor.h>
@@ -21,11 +22,11 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 #include <asm/mach/time.h>
-#include <mach/bridge-regs.h>
-#include <mach/pm.h>
 #include <plat/common.h>
 #include <plat/irq.h>
 #include <plat/time.h>
+#include "bridge-regs.h"
+#include "pm.h"
 #include "common.h"
 
 /* These can go away once Dove uses the mvebu-mbus DT binding */
diff --git a/arch/arm/mach-dove/dove-db-setup.c b/arch/arm/mach-dove/dove-db-setup.c
index 8971c3c..418ab21 100644
--- a/arch/arm/mach-dove/dove-db-setup.c
+++ b/arch/arm/mach-dove/dove-db-setup.c
@@ -24,7 +24,7 @@
 #include <linux/gpio.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
-#include <mach/dove.h>
+#include "dove.h"
 #include "common.h"
 
 static struct mv643xx_eth_platform_data dove_db_ge00_data = {
diff --git a/arch/arm/mach-dove/include/mach/dove.h b/arch/arm/mach-dove/dove.h
similarity index 95%
rename from arch/arm/mach-dove/include/mach/dove.h
rename to arch/arm/mach-dove/dove.h
index 00f4545..320ed16 100644
--- a/arch/arm/mach-dove/include/mach/dove.h
+++ b/arch/arm/mach-dove/dove.h
@@ -1,6 +1,4 @@
 /*
- * arch/arm/mach-dove/include/mach/dove.h
- *
  * Generic definitions for Marvell Dove 88AP510 SoC
  *
  * This file is licensed under the terms of the GNU General Public
@@ -11,7 +9,7 @@
 #ifndef __ASM_ARCH_DOVE_H
 #define __ASM_ARCH_DOVE_H
 
-#include <mach/irqs.h>
+#include "irqs.h"
 
 /*
  * Marvell Dove address maps.
@@ -20,8 +18,8 @@
  * c8000000	fdb00000	1M	Cryptographic SRAM
  * e0000000	@runtime	128M	PCIe-0 Memory space
  * e8000000	@runtime	128M	PCIe-1 Memory space
- * f1000000	fde00000	8M	on-chip south-bridge registers
- * f1800000	fe600000	8M	on-chip north-bridge registers
+ * f1000000	fec00000	1M	on-chip south-bridge registers
+ * f1800000	fe400000	8M	on-chip north-bridge registers
  * f2000000	fee00000	1M	PCIe-0 I/O space
  * f2100000	fef00000	1M	PCIe-1 I/O space
  */
@@ -44,11 +42,11 @@
 #define DOVE_SCRATCHPAD_SIZE		SZ_1M
 
 #define DOVE_SB_REGS_PHYS_BASE		0xf1000000
-#define DOVE_SB_REGS_VIRT_BASE		IOMEM(0xfde00000)
-#define DOVE_SB_REGS_SIZE		SZ_8M
+#define DOVE_SB_REGS_VIRT_BASE		IOMEM(0xfec00000)
+#define DOVE_SB_REGS_SIZE		SZ_1M
 
 #define DOVE_NB_REGS_PHYS_BASE		0xf1800000
-#define DOVE_NB_REGS_VIRT_BASE		IOMEM(0xfe600000)
+#define DOVE_NB_REGS_VIRT_BASE		IOMEM(0xfe400000)
 #define DOVE_NB_REGS_SIZE		SZ_8M
 
 #define DOVE_PCIE0_IO_PHYS_BASE		0xf2000000
diff --git a/arch/arm/mach-dove/include/mach/hardware.h b/arch/arm/mach-dove/include/mach/hardware.h
deleted file mode 100644
index f1368b9..0000000
--- a/arch/arm/mach-dove/include/mach/hardware.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * arch/arm/mach-dove/include/mach/hardware.h
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_HARDWARE_H
-#define __ASM_ARCH_HARDWARE_H
-
-#include "dove.h"
-
-/* Macros below are required for compatibility with PXA AC'97 driver.	*/
-#define __REG(x)	(*((volatile u32 *)((x) - DOVE_SB_REGS_PHYS_BASE + \
-				DOVE_SB_REGS_VIRT_BASE)))
-#define __PREG(x)	(((u32)&(x)) - DOVE_SB_REGS_VIRT_BASE + \
-		DOVE_SB_REGS_PHYS_BASE)
-#endif
diff --git a/arch/arm/mach-dove/include/mach/uncompress.h b/arch/arm/mach-dove/include/mach/uncompress.h
index 5c8ae9b..7a4bd88 100644
--- a/arch/arm/mach-dove/include/mach/uncompress.h
+++ b/arch/arm/mach-dove/include/mach/uncompress.h
@@ -1,15 +1,13 @@
 /*
- * arch/arm/mach-dove/include/mach/uncompress.h
- *
  * This file is licensed under the terms of the GNU General Public
  * License version 2.  This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
-#include <mach/dove.h>
+#define UART0_PHYS_BASE (0xf1000000 + 0x12000)
 
-#define UART_THR ((volatile unsigned char *)(DOVE_UART0_PHYS_BASE + 0x0))
-#define UART_LSR ((volatile unsigned char *)(DOVE_UART0_PHYS_BASE + 0x14))
+#define UART_THR ((volatile unsigned char *)(UART0_PHYS_BASE + 0x0))
+#define UART_LSR ((volatile unsigned char *)(UART0_PHYS_BASE + 0x14))
 
 #define LSR_THRE	0x20
 
diff --git a/arch/arm/mach-dove/irq.c b/arch/arm/mach-dove/irq.c
index d6627c1..31ccbce 100644
--- a/arch/arm/mach-dove/irq.c
+++ b/arch/arm/mach-dove/irq.c
@@ -11,9 +11,12 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <asm/exception.h>
+
 #include <plat/irq.h>
-#include <mach/bridge-regs.h>
 #include <plat/orion-gpio.h>
+
+#include "pm.h"
+#include "bridge-regs.h"
 #include "common.h"
 
 static int __initdata gpio0_irqs[4] = {
diff --git a/arch/arm/mach-dove/include/mach/irqs.h b/arch/arm/mach-dove/irqs.h
similarity index 97%
rename from arch/arm/mach-dove/include/mach/irqs.h
rename to arch/arm/mach-dove/irqs.h
index 8ff0fa8..a074217 100644
--- a/arch/arm/mach-dove/include/mach/irqs.h
+++ b/arch/arm/mach-dove/irqs.h
@@ -1,6 +1,4 @@
 /*
- * arch/arm/mach-dove/include/mach/irqs.h
- *
  * IRQ definitions for Marvell Dove 88AP510 SoC
  *
  * This file is licensed under the terms of the GNU General Public
diff --git a/arch/arm/mach-dove/mpp.c b/arch/arm/mach-dove/mpp.c
index 8a433a5..6acd848 100644
--- a/arch/arm/mach-dove/mpp.c
+++ b/arch/arm/mach-dove/mpp.c
@@ -12,8 +12,8 @@
 #include <linux/gpio.h>
 #include <linux/io.h>
 #include <plat/mpp.h>
-#include <mach/dove.h>
 #include <plat/orion-gpio.h>
+#include "dove.h"
 #include "mpp.h"
 
 struct dove_mpp_grp {
diff --git a/arch/arm/mach-dove/pcie.c b/arch/arm/mach-dove/pcie.c
index dfb62f3..ee91ac6 100644
--- a/arch/arm/mach-dove/pcie.c
+++ b/arch/arm/mach-dove/pcie.c
@@ -17,9 +17,9 @@
 #include <asm/setup.h>
 #include <asm/delay.h>
 #include <plat/pcie.h>
-#include <mach/irqs.h>
-#include <mach/bridge-regs.h>
 #include <plat/addr-map.h>
+#include "irqs.h"
+#include "bridge-regs.h"
 #include "common.h"
 
 struct pcie_port {
diff --git a/arch/arm/mach-dove/include/mach/pm.h b/arch/arm/mach-dove/pm.h
similarity index 96%
rename from arch/arm/mach-dove/include/mach/pm.h
rename to arch/arm/mach-dove/pm.h
index d22b9b1..0126774 100644
--- a/arch/arm/mach-dove/include/mach/pm.h
+++ b/arch/arm/mach-dove/pm.h
@@ -1,6 +1,4 @@
 /*
- * arch/arm/mach-dove/include/mach/pm.h
- *
  * This file is licensed under the terms of the GNU General Public
  * License version 2.  This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
@@ -10,7 +8,7 @@
 #define __ASM_ARCH_PM_H
 
 #include <asm/errno.h>
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #define CLOCK_GATING_CONTROL	(DOVE_PMU_VIRT_BASE + 0x38)
 #define  CLOCK_GATING_BIT_USB0		0