diff options
44 files changed, 114 insertions, 209 deletions
diff --git a/arch/mips/au1000/common/setup.c b/arch/mips/au1000/common/setup.c index a95b3777319..b212c072612 100644 --- a/arch/mips/au1000/common/setup.c +++ b/arch/mips/au1000/common/setup.c @@ -50,7 +50,6 @@ extern void au1000_halt(void); extern void au1000_power_off(void); extern void au1x_time_init(void); extern void au1x_timer_setup(struct irqaction *irq); -extern void au1xxx_time_init(void); extern void set_cpuspec(void); void __init plat_mem_setup(void) @@ -112,7 +111,6 @@ void __init plat_mem_setup(void) _machine_restart = au1000_restart; _machine_halt = au1000_halt; pm_power_off = au1000_power_off; - board_time_init = au1xxx_time_init; /* IO/MEM resources. */ set_io_port_base(0); diff --git a/arch/mips/au1000/common/time.c b/arch/mips/au1000/common/time.c index 8fc29982d70..fb1fd50f19a 100644 --- a/arch/mips/au1000/common/time.c +++ b/arch/mips/au1000/common/time.c @@ -329,7 +329,3 @@ void __init plat_timer_setup(struct irqaction *irq) #endif } - -void __init au1xxx_time_init(void) -{ -} diff --git a/arch/mips/basler/excite/excite_setup.c b/arch/mips/basler/excite/excite_setup.c index 56003188f17..68be19d1802 100644 --- a/arch/mips/basler/excite/excite_setup.c +++ b/arch/mips/basler/excite/excite_setup.c @@ -68,7 +68,7 @@ DEFINE_SPINLOCK(titan_lock); int titan_irqflags; -static void excite_timer_init(void) +void __init plat_time_init(void) { const u32 modebit5 = ocd_readl(0x00e4); unsigned int @@ -261,9 +261,6 @@ void __init plat_mem_setup(void) /* Announce RAM to system */ add_memory_region(0x00000000, memsize, BOOT_MEM_RAM); - /* Set up timer initialization hooks */ - board_time_init = excite_timer_init; - /* Set up the peripheral address map */ *(boot_ocd_base + (LKB9 / sizeof (u32))) = 0; *(boot_ocd_base + (LKB10 / sizeof (u32))) = 0; diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c index f48aa5aa9bf..1b6b0fa5028 100644 --- a/arch/mips/bcm47xx/setup.c +++ b/arch/mips/bcm47xx/setup.c @@ -119,6 +119,5 @@ void __init plat_mem_setup(void) _machine_restart = bcm47xx_machine_restart; _machine_halt = bcm47xx_machine_halt; pm_power_off = bcm47xx_machine_halt; - board_time_init = bcm47xx_time_init; } diff --git a/arch/mips/bcm47xx/time.c b/arch/mips/bcm47xx/time.c index b27d07f2905..0ab4676c8bd 100644 --- a/arch/mips/bcm47xx/time.c +++ b/arch/mips/bcm47xx/time.c @@ -28,8 +28,7 @@ #include <asm/time.h> #include <bcm47xx.h> -void __init -bcm47xx_time_init(void) +void __init plat_time_init(void) { unsigned long hz; diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c index 3e634f2f544..bd5431e1f40 100644 --- a/arch/mips/dec/setup.c +++ b/arch/mips/dec/setup.c @@ -145,13 +145,9 @@ static void __init dec_be_init(void) } } - -extern void dec_time_init(void); - void __init plat_mem_setup(void) { board_be_init = dec_be_init; - board_time_init = dec_time_init; wbflush_setup(); diff --git a/arch/mips/dec/time.c b/arch/mips/dec/time.c index e2973a432b9..820e5331205 100644 --- a/arch/mips/dec/time.c +++ b/arch/mips/dec/time.c @@ -35,7 +35,7 @@ #include <asm/dec/ioasic_addrs.h> #include <asm/dec/machtype.h> -static unsigned long dec_rtc_get_time(void) +unsigned long read_persistent_clock(void) { unsigned int year, mon, day, hour, min, sec, real_year; unsigned long flags; @@ -74,13 +74,13 @@ static unsigned long dec_rtc_get_time(void) } /* - * In order to set the CMOS clock precisely, dec_rtc_set_mmss has to + * In order to set the CMOS clock precisely, rtc_mips_set_mmss has to * be called 500 ms after the second nowtime has started, because when * nowtime is written into the registers of the CMOS clock, it will * jump to the next second precisely 500 ms later. Check the Dallas * DS1287 data sheet for details. */ -static int dec_rtc_set_mmss(unsigned long nowtime) +int rtc_mips_set_mmss(unsigned long nowtime) { int retval = 0; int real_seconds, real_minutes, cmos_minutes; @@ -139,7 +139,6 @@ static int dec_rtc_set_mmss(unsigned long nowtime) return retval; } - static int dec_timer_state(void) { return (CMOS_READ(RTC_REG_C) & RTC_PF) != 0; @@ -160,11 +159,8 @@ static cycle_t dec_ioasic_hpt_read(void) } -void __init dec_time_init(void) +void __init plat_time_init(void) { - rtc_mips_get_time = dec_rtc_get_time; - rtc_mips_set_mmss = dec_rtc_set_mmss; - mips_timer_state = dec_timer_state; mips_timer_ack = dec_timer_ack; diff --git a/arch/mips/emma2rh/markeins/setup.c b/arch/mips/emma2rh/markeins/setup.c index 2f060e1ed36..5e1da53b04a 100644 --- a/arch/mips/emma2rh/markeins/setup.c +++ b/arch/mips/emma2rh/markeins/setup.c @@ -88,7 +88,7 @@ static unsigned int __init detect_bus_frequency(unsigned long rtc_base) return clock[reg]; } -static void __init emma2rh_time_init(void) +void __init plat_time_init(void) { u32 reg; if (bus_frequency == 0) @@ -124,8 +124,6 @@ void __init plat_mem_setup(void) set_io_port_base(KSEG1ADDR(EMMA2RH_PCI_IO_BASE)); - board_time_init = emma2rh_time_init; - _machine_restart = markeins_machine_restart; _machine_halt = markeins_machine_halt; pm_power_off = markeins_machine_power_off; diff --git a/arch/mips/gt64120/wrppmc/setup.c b/arch/mips/gt64120/wrppmc/setup.c index 238b5087fbb..f2ccf101e6d 100644 --- a/arch/mips/gt64120/wrppmc/setup.c +++ b/arch/mips/gt64120/wrppmc/setup.c @@ -126,7 +126,6 @@ static void wrppmc_setup_serial(void) void __init plat_mem_setup(void) { - extern void wrppmc_time_init(void); extern void wrppmc_machine_restart(char *command); extern void wrppmc_machine_halt(void); extern void wrppmc_machine_power_off(void); @@ -135,9 +134,6 @@ void __init plat_mem_setup(void) _machine_halt = wrppmc_machine_halt; pm_power_off = wrppmc_machine_power_off; - /* Use MIPS Count/Compare Timer */ - board_time_init = wrppmc_time_init; - /* This makes the operations of 'in/out[bwl]' to the * physical address ( < KSEG0) can work via KSEG1 */ diff --git a/arch/mips/gt64120/wrppmc/time.c b/arch/mips/gt64120/wrppmc/time.c index 5b440859bce..faf164e7e0d 100644 --- a/arch/mips/gt64120/wrppmc/time.c +++ b/arch/mips/gt64120/wrppmc/time.c @@ -38,7 +38,7 @@ void __init plat_timer_setup(struct irqaction *irq) * NOTE: We disable all GT64120 timers, and use MIPS processor internal * timer as the source of kernel clock tick. */ -void __init wrppmc_time_init(void) +void __init plat_time_init(void) { /* Disable GT64120 timers */ GT_WRITE(GT_TC_CONTROL_OFS, 0x00); diff --git a/arch/mips/jmr3927/rbhma3100/setup.c b/arch/mips/jmr3927/rbhma3100/setup.c index fde56e86c2a..7f14f70a1b8 100644 --- a/arch/mips/jmr3927/rbhma3100/setup.c +++ b/arch/mips/jmr3927/rbhma3100/setup.c @@ -109,7 +109,7 @@ static void jmr3927_timer_ack(void) jmr3927_tmrptr->tisr = 0; /* ack interrupt */ } -static void __init jmr3927_time_init(void) +void __init plat_time_init(void) { clocksource_mips.read = jmr3927_hpt_read; mips_timer_ack = jmr3927_timer_ack; @@ -141,8 +141,6 @@ void __init plat_mem_setup(void) set_io_port_base(JMR3927_PORT_BASE + JMR3927_PCIIO); - board_time_init = jmr3927_time_init; - _machine_restart = jmr3927_machine_restart; _machine_halt = jmr3927_machine_halt; pm_power_off = jmr3927_machine_power_off; diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c index 628a8ba6da5..9bbbd9b327f 100644 --- a/arch/mips/kernel/time.c +++ b/arch/mips/kernel/time.c @@ -49,24 +49,19 @@ * forward reference */ DEFINE_SPINLOCK(rtc_lock); +EXPORT_SYMBOL(rtc_lock); -/* - * By default we provide the null RTC ops - */ -static unsigned long null_rtc_get_time(void) +int __weak rtc_mips_set_time(unsigned long sec) { - return mktime(2000, 1, 1, 0, 0, 0); + return 0; } +EXPORT_SYMBOL(rtc_mips_set_time); -static int null_rtc_set_time(unsigned long sec) +int __weak rtc_mips_set_mmss(unsigned long nowtime) { - return 0; + return rtc_mips_set_time(nowtime); } -unsigned long (*rtc_mips_get_time)(void) = null_rtc_get_time; -int (*rtc_mips_set_time)(unsigned long) = null_rtc_set_time; -int (*rtc_mips_set_mmss)(unsigned long); - int update_persistent_clock(struct timespec now) { return rtc_mips_set_mmss(now.tv_sec); @@ -247,21 +242,18 @@ asmlinkage void ll_local_timer_interrupt(int irq) /* * time_init() - it does the following things. * - * 1) board_time_init() - + * 1) plat_time_init() - * a) (optional) set up RTC routines, * b) (optional) calibrate and set the mips_hpt_frequency * (only needed if you intended to use cpu counter as timer interrupt * source) - * 2) setup xtime based on rtc_mips_get_time(). - * 3) calculate a couple of cached variables for later usage - * 4) plat_timer_setup() - + * 2) calculate a couple of cached variables for later usage + * 3) plat_timer_setup() - * a) (optional) over-write any choices made above by time_init(). * b) machine specific code should setup the timer irqaction. * c) enable the timer interrupt */ -void (*board_time_init)(void); - unsigned int mips_hpt_frequency; static struct irqaction timer_irqaction = { @@ -341,19 +333,13 @@ static void __init init_mips_clocksource(void) clocksource_register(&clocksource_mips); } -void __init time_init(void) +void __init __weak plat_time_init(void) { - if (board_time_init) - board_time_init(); - - if (!rtc_mips_set_mmss) - rtc_mips_set_mmss = rtc_mips_set_time; - - xtime.tv_sec = rtc_mips_get_time(); - xtime.tv_nsec = 0; +} - set_normalized_timespec(&wall_to_monotonic, - -xtime.tv_sec, -xtime.tv_nsec); +void __init time_init(void) +{ + plat_time_init(); /* Choose appropriate high precision timer routines. */ if (!cpu_has_counter && !clocksource_mips.read) @@ -459,7 +445,4 @@ void to_tm(unsigned long tim, struct rtc_time *tm) tm->tm_wday = (gday + 4) % 7; /* 1970/1/1 was Thursday */ } -EXPORT_SYMBOL(rtc_lock); EXPORT_SYMBOL(to_tm); -EXPORT_SYMBOL(rtc_mips_set_time); -EXPORT_SYMBOL(rtc_mips_get_time); diff --git a/arch/mips/lasat/ds1603.c b/arch/mips/lasat/ds1603.c index 0b315f51d62..52cb1436a12 100644 --- a/arch/mips/lasat/ds1603.c +++ b/arch/mips/lasat/ds1603.c @@ -135,8 +135,7 @@ static void rtc_end_op(void) lasat_ndelay(1000); } -/* interface */ -unsigned long ds1603_read(void) +unsigned long read_persistent_clock(void) { unsigned long word; unsigned long flags; @@ -147,10 +146,11 @@ unsigned long ds1603_read(void) word = rtc_read_word(); rtc_end_op(); spin_unlock_irqrestore(&rtc_lock, flags); + return word; } -int ds1603_set(unsigned long time) +int rtc_mips_set_mmss(unsigned long time) { unsigned long flags; diff --git a/arch/mips/lasat/ds1603.h b/arch/mips/lasat/ds1603.h index c2e5c76a379..2da3704044f 100644 --- a/arch/mips/lasat/ds1603.h +++ b/arch/mips/lasat/ds1603.h @@ -20,8 +20,6 @@ struct ds_defs { extern struct ds_defs *ds1603; -unsigned long ds1603_read(void); -int ds1603_set(unsigned long); void ds1603_set_trimmer(unsigned int); void ds1603_enable(void); void ds1603_disable(void); diff --git a/arch/mips/lasat/setup.c b/arch/mips/lasat/setup.c index 187e37821d9..54827d0174b 100644 --- a/arch/mips/lasat/setup.c +++ b/arch/mips/lasat/setup.c @@ -117,7 +117,7 @@ static struct notifier_block lasat_panic_block[] = } }; -static void lasat_time_init(void) +void plat_time_init(void) { mips_hpt_frequency = lasat_board_info.li_cpu_hz / 2; } @@ -142,12 +142,8 @@ void __init plat_mem_setup(void) lasat_reboot_setup(); - board_time_init = lasat_time_init; - #ifdef CONFIG_DS1603 ds1603 = &ds_defs[mips_machtype]; - rtc_mips_get_time = ds1603_read; - rtc_mips_set_time = ds1603_set; #endif #ifdef DYNAMIC_SERIAL_INIT diff --git a/arch/mips/lasat/sysctl.c b/arch/mips/lasat/sysctl.c index 4575a829766..389336c4ecc 100644 --- a/arch/mips/lasat/sysctl.c +++ b/arch/mips/lasat/sysctl.c @@ -32,6 +32,8 @@ #include <linux/mutex.h> #include <linux/uaccess.h> +#include <asm/time.h> + #include "sysctl.h" #include "ds1603.h" @@ -106,7 +108,7 @@ int proc_dolasatrtc(ctl_table *table, int write, struct file *filp, mutex_lock(&lasat_info_mutex); if (!write) { - rtctmp = ds1603_read(); + rtctmp = read_persistent_clock(); /* check for time < 0 and set to 0 */ if (rtctmp < 0) rtctmp = 0; @@ -116,7 +118,7 @@ int proc_dolasatrtc(ctl_table *table, int write, struct file *filp, mutex_unlock(&lasat_info_mutex); return r; } - ds1603_set(rtctmp); + rtc_mips_set_mmss(rtctmp); mutex_unlock(&lasat_info_mutex); return 0; @@ -152,7 +154,7 @@ int sysctl_lasat_rtc(ctl_table *table, int *name, int nlen, int r; mutex_lock(&lasat_info_mutex); - rtctmp = ds1603_read(); + rtctmp = read_persistent_clock(); if (rtctmp < 0) rtctmp = 0; r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen); @@ -161,7 +163,7 @@ int sysctl_lasat_rtc(ctl_table *table, int *name, int nlen, return r; } if (newval && newlen) - ds1603_set(rtctmp); + rtc_mips_set_mmss(rtctmp); mutex_unlock(&lasat_info_mutex); return 1; diff --git a/arch/mips/lemote/lm2e/setup.c b/arch/mips/lemote/lm2e/setup.c index f34350a4f27..09314a20f9f 100644 --- a/arch/mips/lemote/lm2e/setup.c +++ b/arch/mips/lemote/lm2e/setup.c @@ -58,13 +58,13 @@ void __init plat_timer_setup(struct irqaction *irq) setup_irq(MIPS_CPU_IRQ_BASE + 7, irq); } -static void __init loongson2e_time_init(void) +void __init plat_time_init(void) { /* setup mips r4k timer */ mips_hpt_frequency = cpu_clock_freq / 2; } -static unsigned long __init mips_rtc_get_time(void) +unsigned long read_persistent_clock(void) { return mc146818_get_cmos_time(); } @@ -89,9 +89,6 @@ void __init plat_mem_setup(void) mips_reboot_setup(); - board_time_init = loongson2e_time_init; - rtc_mips_get_time = mips_rtc_get_time; - __wbflush = wbflush_loongson2e; add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM); diff --git a/arch/mips/mips-boards/atlas/atlas_setup.c b/arch/mips/mips-boards/atlas/atlas_setup.c index c68358a476d..86bfc054816 100644 --- a/arch/mips/mips-boards/atlas/atlas_setup.c +++ b/arch/mips/mips-boards/atlas/atlas_setup.c @@ -35,8 +35,6 @@ #include <asm/traps.h> extern void mips_reboot_setup(void); -extern void mips_time_init(void); -extern unsigned long mips_rtc_get_time(void); #ifdef CONFIG_KGDB extern void kgdb_config(void); @@ -63,9 +61,6 @@ void __init plat_mem_setup(void) kgdb_config(); #endif mips_reboot_setup(); - - board_time_init = mips_time_init; - rtc_mips_get_time = mips_rtc_get_time; } static void __init serial_init(void) diff --git a/arch/mips/mips-boards/generic/time.c b/arch/mips/mips-boards/generic/time.c index d7bff9ca535..075f9d46f40 100644 --- a/arch/mips/mips-boards/generic/time.c +++ b/arch/mips/mips-boards/generic/time.c @@ -224,12 +224,12 @@ static unsigned int __init estimate_cpu_frequency(void) return count; } -unsigned long __init mips_rtc_get_time(void) +unsigned long read_persistent_clock(void) { return mc146818_get_cmos_time(); } -void __init mips_time_init(void) +void __init plat_time_init(void) { unsigned int est_freq; diff --git a/arch/mips/mips-boards/malta/malta_setup.c b/arch/mips/mips-boards/malta/malta_setup.c index 8f1b78dfd89..a5a5a43a198 100644 --- a/arch/mips/mips-boards/malta/malta_setup.c +++ b/arch/mips/mips-boards/malta/malta_setup.c @@ -36,7 +36,6 @@ #endif extern void mips_reboot_setup(void); -extern void mips_time_init(void); extern unsigned long mips_rtc_get_time(void); #ifdef CONFIG_KGDB @@ -185,7 +184,4 @@ void __init plat_mem_setup(void) #endif #endif mips_reboot_setup(); - - board_time_init = mips_time_init; - rtc_mips_get_time = mips_rtc_get_time; } diff --git a/arch/mips/mips-boards/sead/sead_setup.c b/arch/mips/mips-boards/sead/sead_setup.c index 5f70eaf01fa..fad58972f3a 100644 --- a/arch/mips/mips-boards/sead/sead_setup.c +++ b/arch/mips/mips-boards/sead/sead_setup.c @@ -35,7 +35,6 @@ #include <asm/time.h> extern void mips_reboot_setup(void); -extern void mips_time_init(void); static void __init serial_init(void); @@ -52,8 +51,6 @@ void __init plat_mem_setup(void) serial_init (); - board_time_init = mips_time_init; - mips_reboot_setup(); } diff --git a/arch/mips/mipssim/sim_setup.c b/arch/mips/mipssim/sim_setup.c index d012719c4d2..452c129d02c 100644 --- a/arch/mips/mipssim/sim_setup.c +++ b/arch/mips/mipssim/sim_setup.c @@ -36,7 +36,6 @@ #include <asm/mips-boards/simint.h> -extern void sim_time_init(void); static void __init serial_init(void); unsigned int _isbonito = 0; @@ -54,7 +53,6 @@ void __init plat_mem_setup(void) serial_init(); - board_time_init = sim_time_init; pr_info("Linux started...\n"); #ifdef CONFIG_MIPS_MT_SMP diff --git a/arch/mips/mipssim/sim_time.c b/arch/mips/mipssim/sim_time.c index a0f5a5dca1b..9a355e77952 100644 --- a/arch/mips/mipssim/sim_time.c +++ b/arch/mips/mipssim/sim_time.c @@ -146,7 +146,7 @@ static unsigned int __init estimate_cpu_frequency(void) return count; } -void __init sim_time_init(void) +void __init plat_time_init(void) { unsigned int est_freq, flags; diff --git a/arch/mips/philips/pnx8550/common/setup.c b/arch/mips/philips/pnx8550/common/setup.c index 5bd73747768..2ce298f4d19 100644 --- a/arch/mips/philips/pnx8550/common/setup.c +++ b/arch/mips/philips/pnx8550/common/setup.c @@ -47,7 +47,6 @@ extern void pnx8550_machine_halt(void); extern void pnx8550_machine_power_off(void); extern struct resource ioport_resource; extern struct resource iomem_resource; -extern void pnx8550_time_init(void); extern void rs_kgdb_hook(int tty_no); extern char *prom_getcmdline(void); @@ -104,8 +103,6 @@ void __init plat_mem_setup(void) _machine_halt = pnx8550_machine_halt; pm_power_off = pnx8550_machine_power_off; - board_time_init = pnx8550_time_init; - /* Clear the Global 2 Register, PCI Inta Output Enable Registers Bit 1:Enable DAC Powerdown -> 0:DACs are enabled and are working normally diff --git a/arch/mips/philips/pnx8550/common/time.c b/arch/mips/philips/pnx8550/common/time.c index 68def3880a1..e818fd0f158 100644 --- a/arch/mips/philips/pnx8550/common/time.c +++ b/arch/mips/philips/pnx8550/common/time.c @@ -1,6 +1,7 @@ /* * Copyright 2001, 2002, 2003 MontaVista Software Inc. * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net + * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org) * * Common time service routines for MIPS machines. See * Documents/MIPS/README.txt. @@ -46,16 +47,16 @@ static void timer_ack(void) } /* - * pnx8550_time_init() - it does the following things: + * plat_time_init() - it does the following things: * - * 1) board_time_init() - + * 1) plat_time_init() - * a) (optional) set up RTC routines, * b) (optional) calibrate and set the mips_hpt_frequency * (only needed if you intended to use cpu counter as timer interrupt * source) */ -void pnx8550_time_init(void) +__init void plat_time_init(void) { unsigned int n; unsigned int m; diff --git a/arch/mips/pmc-sierra/msp71xx/msp_setup.c b/arch/mips/pmc-sierra/msp71xx/msp_setup.c index e4cc5482447..c93675615f5 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_setup.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_setup.c @@ -25,7 +25,6 @@ #define MSP_BOARD_RESET_GPIO 9 #endif -extern void msp_timer_init(void); extern void msp_serial_setup(void); extern void pmctwiled_setup(void); @@ -149,8 +148,6 @@ void __init plat_mem_setup(void) _machine_restart = msp_restart; _machine_halt = msp_halt; pm_power_off = msp_power_off; - - board_time_init = msp_timer_init; } void __init prom_init(void) diff --git a/arch/mips/pmc-sierra/msp71xx/msp_time.c b/arch/mips/pmc-sierra/msp71xx/msp_time.c index 2a2beac5a4f..f221d476362 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_time.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_time.c @@ -36,7 +36,7 @@ #include <msp_int.h> #include <msp_regs.h> -void __init msp_timer_init(void) +void __init plat_time_init(void) { char *e |