Merge tag 'm68k-for-v6.7-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

Pull m68k updates from Geert Uytterhoeven:

 - misc aesthetical improvements for the floating point emulator

 - remove the last user of strlcpy()

 - use kernel's generic libgcc functions

 - misc fixes for W=1 builds

 - misc indentation fixes

 - misc fixes and improvements

 - defconfig updates

* tag 'm68k-for-v6.7-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: (72 commits)
  m68k: lib: Include <linux/libgcc.h> for __muldi3()
  m68k: fpsp040: Fix indentation by 5 spaces
  m68k: Fix indentation by 2 or 5 spaces in <asm/page_mm.h>
  m68k: kernel: Fix indentation by 7 spaces in traps.c
  m68k: sun3: Fix indentation by 5 or 7 spaces
  m68k: Fix indentation by 7 spaces in <asm/io_mm.h>
  m68k: defconfig: Update virt_defconfig for v6.6-rc3
  m68k: defconfig: Update defconfigs for v6.6-rc1
  m68k: io: Mark mmio read addresses as const
  m68k: Replace GPL 2.0+ README.legal boilerplate with SPDX
  m68k: sun3: Change led_pattern[] to unsigned char
  m68k: Add missing types to asm/irq.h
  m68k: sun3/3x: Add and use "sun3.h"
  m68k: sun3x: Make dvma_print() static
  m68k: sun3x: Make sun3x_halt() static
  m68k: sun3x: Do not mark dvma_map_iommu() inline
  m68k: sun3x: Fix signature of sun3_leds()
  m68k: sun3: Make sun3_platform_init() static
  m68k: sun3: Make print_pte() static
  m68k: sun3: Annotate prom_printf() with __printf()
  ...

109 files changed, 634 insertions, 677 deletions

diff --git a/arch/m68k/68000/entry.S b/arch/m68k/68000/entry.S
index 7d63e2f1555a..72e95663b62f 100644
--- a/arch/m68k/68000/entry.S
+++ b/arch/m68k/68000/entry.S
@@ -1,12 +1,9 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-or-later
+ *
  *  entry.S -- non-mmu 68000 interrupt and exception entry points
  *
  *  Copyright (C) 1991, 1992  Linus Torvalds
  *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file README.legal in the main directory of this archive
- * for more details.
- *
  * Linux/m68k support by Hamish Macdonald
  */
 
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 3e318bf9504c..3e96486d9528 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -19,6 +19,9 @@ config M68K
 	select GENERIC_CPU_DEVICES
 	select GENERIC_IOMAP
 	select GENERIC_IRQ_SHOW
+	select GENERIC_LIB_ASHLDI3
+	select GENERIC_LIB_ASHRDI3
+	select GENERIC_LIB_LSHRDI3
 	select HAS_IOPORT if PCI || ISA || ATARI_ROM_ISA
 	select HAVE_ARCH_SECCOMP
 	select HAVE_ARCH_SECCOMP_FILTER
diff --git a/arch/m68k/amiga/amiga.h b/arch/m68k/amiga/amiga.h
new file mode 100644
index 000000000000..00392781442c
--- /dev/null
+++ b/arch/m68k/amiga/amiga.h
@@ -0,0 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/* amisound.c */
+void amiga_init_sound(void);
+void amiga_mksound(unsigned int hz, unsigned int ticks);
diff --git a/arch/m68k/amiga/amisound.c b/arch/m68k/amiga/amisound.c
index 442bdeee6bd7..714fe8ec6afa 100644
--- a/arch/m68k/amiga/amisound.c
+++ b/arch/m68k/amiga/amisound.c
@@ -16,6 +16,8 @@
 
 #include <asm/amigahw.h>
 
+#include "amiga.h"
+
 static unsigned short *snd_data;
 static const signed char sine_data[] = {
 	0,  39,  75,  103,  121,  127,  121,  103,  75,  39,
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index 3137b45750df..7791673e547b 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -39,6 +39,8 @@
 #include <asm/io.h>
 #include <asm/config.h>
 
+#include "amiga.h"
+
 static unsigned long amiga_model;
 
 unsigned long amiga_eclock;
@@ -96,9 +98,7 @@ static char amiga_model_name[13] = "Amiga ";
 static void amiga_sched_init(void);
 static void amiga_get_model(char *model);
 static void amiga_get_hardware_list(struct seq_file *m);
-extern void amiga_mksound(unsigned int count, unsigned int ticks);
 static void amiga_reset(void);
-extern void amiga_init_sound(void);
 static void amiga_mem_console_write(struct console *co, const char *b,
 				    unsigned int count);
 #ifdef CONFIG_HEARTBEAT
diff --git a/arch/m68k/amiga/pcmcia.c b/arch/m68k/amiga/pcmcia.c
index 7106f0c3639b..63cce6b590df 100644
--- a/arch/m68k/amiga/pcmcia.c
+++ b/arch/m68k/amiga/pcmcia.c
@@ -26,11 +26,10 @@ static unsigned char cfg_byte = GAYLE_CFG_0V|GAYLE_CFG_150NS;
 void pcmcia_reset(void)
 {
 	unsigned long reset_start_time = jiffies;
-	unsigned char b;
 
 	gayle_reset = 0x00;
 	while (time_before(jiffies, reset_start_time + 1*HZ/100));
-	b = gayle_reset;
+	READ_ONCE(gayle_reset);
 }
 EXPORT_SYMBOL(pcmcia_reset);
 
diff --git a/arch/m68k/apollo/apollo.h b/arch/m68k/apollo/apollo.h
new file mode 100644
index 000000000000..1fe9d856df30
--- /dev/null
+++ b/arch/m68k/apollo/apollo.h
@@ -0,0 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/* dn_ints.c */
+void dn_init_IRQ(void);
diff --git a/arch/m68k/apollo/config.c b/arch/m68k/apollo/config.c
index 42a8b8e2b664..e161ecd76035 100644
--- a/arch/m68k/apollo/config.c
+++ b/arch/m68k/apollo/config.c
@@ -4,7 +4,6 @@
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/tty.h>
-#include <linux/console.h>
 #include <linux/rtc.h>
 #include <linux/vt_kern.h>
 #include <linux/interrupt.h>
@@ -18,6 +17,8 @@
 #include <asm/machdep.h>
 #include <asm/config.h>
 
+#include "apollo.h"
+
 u_long sio01_physaddr;
 u_long sio23_physaddr;
 u_long rtc_physaddr;
@@ -28,9 +29,8 @@ u_long timer_physaddr;
 u_long apollo_model;
 
 extern void dn_sched_init(void);
-extern void dn_init_IRQ(void);
 extern int