diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/Kconfig | 15 | ||||
| -rw-r--r-- | arch/mips/kernel/mcount.S | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/time.c | 10 | ||||
| -rw-r--r-- | arch/mips/loongson/common/Makefile | 3 | ||||
| -rw-r--r-- | arch/mips/mm/gup.c | 3 | ||||
| -rw-r--r-- | arch/mips/powertv/Kconfig | 9 | ||||
| -rw-r--r-- | arch/mips/powertv/asic/asic_devices.c | 12 | ||||
| -rw-r--r-- | arch/mips/powertv/init.c | 4 | ||||
| -rw-r--r-- | arch/mips/powertv/reset.c | 12 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/setup.c | 2 |
10 files changed, 18 insertions, 54 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index a1a088b2d54d..c2917906caaa 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -132,7 +132,6 @@ config BCM63XX select IRQ_CPU select SYS_HAS_CPU_MIPS32_R1 select SYS_HAS_CPU_BMIPS4350 if !BCM63XX_CPU_6338 && !BCM63XX_CPU_6345 && !BCM63XX_CPU_6348 - select NR_CPUS_DEFAULT_2 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_HAS_EARLY_PRINTK @@ -612,7 +611,6 @@ config SIBYTE_SWARM select BOOT_ELF32 select DMA_COHERENT select HAVE_PATA_PLATFORM - select NR_CPUS_DEFAULT_2 select SIBYTE_SB1250 select SWAP_IO_SPACE select SYS_HAS_CPU_SB1 @@ -626,7 +624,6 @@ config SIBYTE_LITTLESUR select BOOT_ELF32 select DMA_COHERENT select HAVE_PATA_PLATFORM - select NR_CPUS_DEFAULT_2 select SIBYTE_SB1250 select SWAP_IO_SPACE select SYS_HAS_CPU_SB1 @@ -638,7 +635,6 @@ config SIBYTE_SENTOSA bool "Sibyte BCM91250E-Sentosa" select BOOT_ELF32 select DMA_COHERENT - select NR_CPUS_DEFAULT_2 select SIBYTE_SB1250 select SWAP_IO_SPACE select SYS_HAS_CPU_SB1 @@ -1866,7 +1862,6 @@ config MIPS_MT_SMP select CPU_MIPSR2_IRQ_VI select CPU_MIPSR2_IRQ_EI select MIPS_MT - select NR_CPUS_DEFAULT_2 select SMP select SYS_SUPPORTS_SCHED_SMT if SMP select SYS_SUPPORTS_SMP @@ -2177,12 +2172,6 @@ config SYS_SUPPORTS_MIPS_CMP config SYS_SUPPORTS_SMP bool -config NR_CPUS_DEFAULT_1 - bool - -config NR_CPUS_DEFAULT_2 - bool - config NR_CPUS_DEFAULT_4 bool @@ -2200,10 +2189,8 @@ config NR_CPUS_DEFAULT_64 config NR_CPUS int "Maximum number of CPUs (2-64)" - range 1 64 if NR_CPUS_DEFAULT_1 + range 2 64 depends on SMP - default "1" if NR_CPUS_DEFAULT_1 - default "2" if NR_CPUS_DEFAULT_2 default "4" if NR_CPUS_DEFAULT_4 default "8" if NR_CPUS_DEFAULT_8 default "16" if NR_CPUS_DEFAULT_16 diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S index a03e93c4a946..539b6294b613 100644 --- a/arch/mips/kernel/mcount.S +++ b/arch/mips/kernel/mcount.S @@ -83,7 +83,7 @@ _mcount: PTR_S MCOUNT_RA_ADDRESS_REG, PT_R12(sp) #endif - move a0, ra /* arg1: self return address */ + PTR_SUBU a0, ra, 8 /* arg1: self address */ .globl ftrace_call ftrace_call: nop /* a placeholder for the call to a real tracing function */ diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c index 9d686bf97b0e..364d26ae4215 100644 --- a/arch/mips/kernel/time.c +++ b/arch/mips/kernel/time.c @@ -121,6 +121,14 @@ void __init time_init(void) { plat_time_init(); - if (!mips_clockevent_init() || !cpu_has_mfc0_count_bug()) + /* + * The use of the R4k timer as a clock event takes precedence; + * if reading the Count register might interfere with the timer + * interrupt, then we don't use the timer as a clock source. + * We may still use the timer as a clock source though if the + * timer interrupt isn't reliable; the interference doesn't + * matter then, because we don't use the interrupt. + */ + if (mips_clockevent_init() != 0 || !cpu_has_mfc0_count_bug()) init_mips_clocksource(); } diff --git a/arch/mips/loongson/common/Makefile b/arch/mips/loongson/common/Makefile index 4c57b3e5743f..9e4484ccbb03 100644 --- a/arch/mips/loongson/common/Makefile +++ b/arch/mips/loongson/common/Makefile @@ -3,8 +3,9 @@ # obj-y += setup.o init.o cmdline.o env.o time.o reset.o irq.o \ - pci.o bonito-irq.o mem.o machtype.o platform.o + bonito-irq.o mem.o machtype.o platform.o obj-$(CONFIG_GPIOLIB) += gpio.o +obj-$(CONFIG_PCI) += pci.o # # Serial port support diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c index d4ea5c9c4a93..06ce17c2a905 100644 --- a/arch/mips/mm/gup.c +++ b/arch/mips/mm/gup.c @@ -12,6 +12,7 @@ #include <linux/swap.h> #include <linux/hugetlb.h> +#include <asm/cpu-features.h> #include <asm/pgtable.h> static inline pte_t gup_get_pte(pte_t *ptep) @@ -273,7 +274,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, len = (unsigned long) nr_pages << PAGE_SHIFT; end = start + len; - if (end < start) + if (end < start || cpu_has_dc_aliases) goto slow_irqon; /* XXX: batch / limit 'nr' */ diff --git a/arch/mips/powertv/Kconfig b/arch/mips/powertv/Kconfig index 1a1b03ea6398..dd91fbacbcba 100644 --- a/arch/mips/powertv/Kconfig +++ b/arch/mips/powertv/Kconfig @@ -1,14 +1,7 @@ -config BOOTLOADER_DRIVER - bool "PowerTV Bootloader Driver Support" - default n - depends on POWERTV - help - Use this option if you want to load bootloader driver. - config BOOTLOADER_FAMILY string "POWERTV Bootloader Family string" default "85" - depends on POWERTV && !BOOTLOADER_DRIVER + depends on POWERTV help This value should be specified when the bootloader driver is disabled and must be exactly two characters long. Families supported are: diff --git a/arch/mips/powertv/asic/asic_devices.c b/arch/mips/powertv/asic/asic_devices.c index 0238af1ba503..8380605d597d 100644 --- a/arch/mips/powertv/asic/asic_devices.c +++ b/arch/mips/powertv/asic/asic_devices.c @@ -147,20 +147,10 @@ static __init noinline void platform_set_family(void) if (check_forcefamily(forced_family) == 0) bootldr_family = BOOTLDRFAMILY(forced_family[0], forced_family[1]); - else { - -#ifdef CONFIG_BOOTLOADER_DRIVER - bootldr_family = (unsigned short) kbldr_GetSWFamily(); -#else -#if defined(CONFIG_BOOTLOADER_FAMILY) + else bootldr_family = (unsigned short) BOOTLDRFAMILY( CONFIG_BOOTLOADER_FAMILY[0], CONFIG_BOOTLOADER_FAMILY[1]); -#else -#error "Unknown Bootloader Family" -#endif -#endif - } pr_info("Bootloader Family = 0x%04X\n", bootldr_family); diff --git a/arch/mips/powertv/init.c b/arch/mips/powertv/init.c index a01baff52cae..498926377e51 100644 --- a/arch/mips/powertv/init.c +++ b/arch/mips/powertv/init.c @@ -87,8 +87,4 @@ void __init prom_init(void) configure_platform(); prom_meminit(); - -#ifndef CONFIG_BOOTLOADER_DRIVER - pr_info("\nBootloader driver isn't loaded...\n"); -#endif } diff --git a/arch/mips/powertv/reset.c b/arch/mips/powertv/reset.c index 0007652cb774..11c32fbf2784 100644 --- a/arch/mips/powertv/reset.c +++ b/arch/mips/powertv/reset.c @@ -21,24 +21,12 @@ #include <linux/io.h> #include <asm/reboot.h> /* Not included by linux/reboot.h */ -#ifdef CONFIG_BOOTLOADER_DRIVER -#include <asm/mach-powertv/kbldr.h> -#endif - #include <asm/mach-powertv/asic_regs.h> #include "reset.h" static void mips_machine_restart(char *command) { -#ifdef CONFIG_BOOTLOADER_DRIVER - /* - * Call the bootloader's reset function to ensure - * that persistent data is flushed before hard reset - */ - kbldr_SetCauseAndReset(); -#else writel(0x1, asic_reg_addr(watchdog)); -#endif } void mips_reboot_setup(void) diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c index 681e7f86c080..2b0b83c171e0 100644 --- a/arch/mips/txx9/generic/setup.c +++ b/arch/mips/txx9/generic/setup.c @@ -350,7 +350,7 @@ static void __init select_board(void) } /* select "default" board */ -#ifdef CONFIG_CPU_TX39XX +#ifdef CONFIG_TOSHIBA_JMR3927 txx9_board_vec = &jmr3927_vec; #endif #ifdef CONFIG_CPU_TX49XX |