Merge tag 'm68knommu-for-v5.19' of git://git.kernel.org/pub/scm/linux…

…/kernel/git/gerg/m68knommu Pull m68knommu updates from Greg Ungerer: "A collection of changes to add elf-fdpic loader support for m68k. Also a collection of various fixes. They include typo corrections, undefined symbol compilation fixes, removal of the ISA_DMA_API support and removal of unused code. Summary: - correctly set up ZERO_PAGE pointer - drop ISA_DMA_API support - fix comment typos - fixes for undefined symbols - remove unused code and variables - elf-fdpic loader support for m68k" * tag 'm68knommu-for-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: m68knommu: fix 68000 CPU link with no platform selected m68k: removed unused "mach_get_ss" m68knommu: fix undefined reference to `mach_get_rtc_pll' m68knommu: fix undefined reference to `_init_sp' m68knommu: allow elf_fdpic loader to be selected m68knommu: add definitions to support elf_fdpic program loader m68knommu: implement minimal regset support m68knommu: use asm-generic/mmu.h for nommu setups m68k: fix typos in comments m68k: coldfire: drop ISA_DMA_API support m68knommu: set ZERO_PAGE() to the allocated zeroed page
pingxiang-chen · May 30, 2022 · 2d2da47 · 2d2da47
2 parents b00ed48 + 6b8be80
commit 2d2da47
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Showing 25 changed files with 93 additions and 576 deletions.
diff --git a/arch/m68k/Kconfig.bus b/arch/m68k/Kconfig.bus
@@ -56,16 +56,6 @@ config ATARI_ROM_ISA
 	  The only driver currently using this adapter is the EtherNEC
 	  driver for RTL8019AS based NE2000 compatible network cards.
 
-config GENERIC_ISA_DMA
-	def_bool ISA
-
 source "drivers/zorro/Kconfig"
 
 endif
-
-if COLDFIRE
-
-config ISA_DMA_API
-	def_bool !M5272
-
-endif
diff --git a/arch/m68k/Kconfig.cpu b/arch/m68k/Kconfig.cpu
@@ -37,7 +37,7 @@ endchoice
 if M68KCLASSIC
 
 config M68000
-	bool
+	def_bool y
 	depends on !MMU
 	select CPU_HAS_NO_BITFIELDS
 	select CPU_HAS_NO_CAS

diff --git a/arch/m68k/Kconfig.machine b/arch/m68k/Kconfig.machine
@@ -352,6 +352,7 @@ comment "Machine Options"
 
 config UBOOT
 	bool "Support for U-Boot command line parameters"
+	depends on COLDFIRE
 	help
 	  If you say Y here kernel will try to collect command
 	  line parameters from the initial u-boot stack.

diff --git a/arch/m68k/coldfire/Makefile b/arch/m68k/coldfire/Makefile
@@ -15,7 +15,7 @@
 
 asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1
 
-obj-$(CONFIG_COLDFIRE)	+= cache.o clk.o device.o dma.o entry.o vectors.o
+obj-$(CONFIG_COLDFIRE)	+= cache.o clk.o device.o entry.o vectors.o
 obj-$(CONFIG_M5206)	+= m5206.o intc.o reset.o
 obj-$(CONFIG_M5206e)	+= m5206.o intc.o reset.o
 obj-$(CONFIG_M520x)	+= m520x.o intc-simr.o reset.o

diff --git a/arch/m68k/coldfire/dma.c b/arch/m68k/coldfire/dma.c
diff --git a/arch/m68k/coldfire/intc.c b/arch/m68k/coldfire/intc.c
@@ -28,7 +28,7 @@
 unsigned char mcf_irq2imr[NR_IRQS];
 
 /*
- * Define the miniumun and maximum external interrupt numbers.
+ * Define the minimum and maximum external interrupt numbers.
  * This is also used as the "level" interrupt numbers.
  */
 #define	EIRQ1	25

diff --git a/arch/m68k/coldfire/m53xx.c b/arch/m68k/coldfire/m53xx.c
@@ -532,7 +532,7 @@ int clock_pll(int fsys, int flags)
 		writel(readl(MCF_SDRAMC_SDCR) | MCF_SDRAMC_SDCR_CKE,
 			MCF_SDRAMC_SDCR);
 
-	/* Errata - workaround for SDRAM opeartion after exiting LIMP mode */
+	/* Errata - workaround for SDRAM operation after exiting LIMP mode */
 	writel(MCF_SDRAMC_REFRESH, MCF_SDRAMC_LIMP_FIX);
 
 	/* wait for DQS logic to relock */

diff --git a/arch/m68k/coldfire/pci.c b/arch/m68k/coldfire/pci.c
@@ -31,7 +31,7 @@ static struct pci_bus *rootbus;
 static unsigned long iospace;
 
 /*
- * We need to be carefull probing on bus 0 (directly connected to host
+ * We need to be careful probing on bus 0 (directly connected to host
  * bridge). We should only access the well defined possible devices in
  * use, ignore aliases and the like.
  */

diff --git a/arch/m68k/hp300/config.c b/arch/m68k/hp300/config.c
@@ -240,12 +240,6 @@ static int hp300_hwclk(int op, struct rtc_time *t)
 	return 0;
 }
 
-static unsigned int hp300_get_ss(void)
-{
-	return hp300_rtc_read(RTC_REG_SEC1) * 10 +
-		hp300_rtc_read(RTC_REG_SEC2);
-}
-
 static void __init hp300_init_IRQ(void)
 {
 }
@@ -256,7 +250,6 @@ void __init config_hp300(void)
 	mach_init_IRQ        = hp300_init_IRQ;
 	mach_get_model       = hp300_get_model;
 	mach_hwclk	     = hp300_hwclk;
-	mach_get_ss	     = hp300_get_ss;
 	mach_reset           = hp300_reset;
 #ifdef CONFIG_HEARTBEAT
 	mach_heartbeat       = hp300_pulse;