提交 54d0a216 编写于 作者: R Ralf Baechle

[MIPS] Replace board_timer_setup function pointer by plat_timer_setup.

Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

---
上级 2c70df5b
......@@ -65,7 +65,7 @@ the following functions or values:
1. (optional) set up RTC routines
2. (optional) calibrate and set the mips_counter_frequency
b) board_timer_setup - a function pointer. Invoked at the end of time_init()
b) plat_timer_setup - a function pointer. Invoked at the end of time_init()
1. (optional) over-ride any decisions made in time_init()
2. set up the irqaction for timer interrupt.
3. enable the timer interrupt
......@@ -116,19 +116,17 @@ Step 2: the machine setup() function
If you supply board_time_init(), set the function poointer.
Set the function pointer board_timer_setup() (mandatory)
Step 3: implement rtc routines, board_time_init() and board_timer_setup()
Step 3: implement rtc routines, board_time_init() and plat_timer_setup()
if needed.
board_time_init() -
board_time_init() -
a) (optional) set up RTC routines,
b) (optional) calibrate and set the mips_counter_frequency
(only needed if you intended to use fixed_rate_gettimeoffset
or use cpu counter as timer interrupt source)
board_timer_setup() -
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
......
......@@ -51,7 +51,6 @@ 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 au1xxx_timer_setup(struct irqaction *irq);
extern void set_cpuspec(void);
void __init plat_mem_setup(void)
......@@ -123,7 +122,6 @@ void __init plat_mem_setup(void)
_machine_halt = au1000_halt;
pm_power_off = au1000_power_off;
board_time_init = au1xxx_time_init;
board_timer_setup = au1xxx_timer_setup;
/* IO/MEM resources. */
set_io_port_base(0);
......
......@@ -383,7 +383,7 @@ static unsigned long do_fast_pm_gettimeoffset(void)
}
#endif
void __init au1xxx_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
unsigned int est_freq;
......
......@@ -78,7 +78,7 @@ static void excite_timer_init(void)
mips_hpt_frequency = EXCITE_CPU_EXT_CLOCK * mult / div / 2;
}
static void excite_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* The eXcite platform uses the alternate timer interrupt */
set_c0_intcontrol(0x80);
......@@ -262,7 +262,6 @@ void __init plat_mem_setup(void)
/* Set up timer initialization hooks */
board_time_init = excite_timer_init;
board_timer_setup = excite_timer_setup;
/* Set up the peripheral address map */
*(boot_ocd_base + (LKB9 / sizeof (u32))) = 0;
......
......@@ -49,7 +49,7 @@ const char *get_system_type(void)
return "MIPS Cobalt";
}
static void __init cobalt_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* Load timer value for 1KHz (TCLK is 50MHz) */
GALILEO_OUTL(50*1000*1000 / 1000, GT_TC0_OFS);
......@@ -129,8 +129,6 @@ void __init plat_mem_setup(void)
_machine_halt = cobalt_machine_halt;
pm_power_off = cobalt_machine_power_off;
board_timer_setup = cobalt_timer_setup;
set_io_port_base(CKSEG1ADDR(GT64111_IO_BASE));
/* I/O port resource must include UART and LCD/buttons */
......
......@@ -147,7 +147,7 @@ static void __init ddb_time_init(void)
mips_hpt_frequency = bus_frequency*(i+4)/4;
}
static void __init ddb_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
#if defined(USE_CPU_COUNTER_TIMER)
......@@ -177,7 +177,6 @@ void __init plat_mem_setup(void)
set_io_port_base(KSEG1ADDR(DDB_PCI_IO_BASE));
board_time_init = ddb_time_init;
board_timer_setup = ddb_timer_setup;
_machine_restart = ddb_machine_restart;
_machine_halt = ddb_machine_halt;
......
......@@ -145,13 +145,11 @@ static void __init dec_be_init(void)
extern void dec_time_init(void);
extern void dec_timer_setup(struct irqaction *);
void __init plat_mem_setup(void)
{
board_be_init = dec_be_init;
board_time_init = dec_time_init;
board_timer_setup = dec_timer_setup;
wbflush_setup();
......
......@@ -186,7 +186,7 @@ void __init dec_time_init(void)
EXPORT_SYMBOL(do_settimeofday);
void __init dec_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
setup_irq(dec_interrupt[DEC_IRQ_RTC], irq);
......
......@@ -104,7 +104,7 @@ static void __init emma2rh_time_init(void)
mips_hpt_frequency = (bus_frequency * (4 + reg)) / 4 / 2;
}
static void __init emma2rh_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* we are using the cpu counter for timer interrupts */
setup_irq(CPU_IRQ_BASE + 7, irq);
......@@ -149,7 +149,6 @@ void __init plat_mem_setup(void)
set_io_port_base(KSEG1ADDR(EMMA2RH_PCI_IO_BASE));
board_time_init = emma2rh_time_init;
board_timer_setup = emma2rh_timer_setup;
_machine_restart = markeins_machine_restart;
_machine_halt = markeins_machine_halt;
......
......@@ -127,7 +127,6 @@ static void wrppmc_setup_serial(void)
void __init plat_mem_setup(void)
{
extern void wrppmc_time_init(void);
extern void wrppmc_timer_setup(struct irqaction *);
extern void wrppmc_machine_restart(char *command);
extern void wrppmc_machine_halt(void);
extern void wrppmc_machine_power_off(void);
......@@ -138,7 +137,6 @@ void __init plat_mem_setup(void)
/* Use MIPS Count/Compare Timer */
board_time_init = wrppmc_time_init;
board_timer_setup = wrppmc_timer_setup;
/* This makes the operations of 'in/out[bwl]' to the
* physical address ( < KSEG0) can work via KSEG1
......
......@@ -26,7 +26,7 @@
#define WRPPMC_CPU_CLK_FREQ 40000000 /* 40MHZ */
void __init wrppmc_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* Install ISR for timer interrupt */
setup_irq(WRPPMC_MIPS_TIMER_IRQ, irq);
......
......@@ -60,7 +60,6 @@ extern void it8172_halt(void);
extern void it8172_power_off(void);
extern void it8172_time_init(void);
extern void it8172_timer_setup(struct irqaction *irq);
#ifdef CONFIG_IT8172_REVC
struct {
......@@ -168,7 +167,6 @@ void __init plat_mem_setup(void)
clear_c0_status(ST0_FR);
board_time_init = it8172_time_init;
board_timer_setup = it8172_timer_setup;
_machine_restart = it8172_restart;
_machine_halt = it8172_halt;
......
......@@ -233,7 +233,8 @@ void __init it8172_time_init(void)
}
#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5)
void __init it8172_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
puts("timer_setup\n");
put32(NR_IRQS);
......
......@@ -37,7 +37,7 @@ extern void jazz_machine_restart(char *command);
extern void jazz_machine_halt(void);
extern void jazz_machine_power_off(void);
static void __init jazz_time_init(struct irqaction *irq)
void __init plat_time_init(struct irqaction *irq)
{
/* set the clock to 100 Hz */
r4030_write_reg32(JAZZ_TIMER_INTERVAL, 9);
......@@ -75,7 +75,6 @@ void __init plat_mem_setup(void)
for (i = 0; i < ARRAY_SIZE(jazz_io_resources); i++)
request_resource(&ioport_resource, jazz_io_resources + i);
board_timer_setup = jazz_time_init;
/* The RTC is outside the port address space */
_machine_restart = jazz_machine_restart;
......
......@@ -185,7 +185,7 @@ static void __init jmr3927_time_init(void)
unsigned long jmr3927_do_gettimeoffset(void);
static void __init jmr3927_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
do_gettimeoffset = jmr3927_do_gettimeoffset;
......@@ -244,7 +244,6 @@ void __init plat_mem_setup(void)
set_io_port_base(JMR3927_PORT_BASE + JMR3927_PCIIO);
board_time_init = jmr3927_time_init;
board_timer_setup = jmr3927_timer_setup;
_machine_restart = jmr3927_machine_restart;
_machine_halt = jmr3927_machine_halt;
......
......@@ -577,7 +577,7 @@ void smtc_init_secondary(void)
{
/*
* Start timer on secondary VPEs if necessary.
* mips_timer_setup should already have been invoked by init/main
* plat_timer_setup has already have been invoked by init/main
* on "boot" TC. Like per_cpu_trap_init() hack, this assumes that
* SMTC init code assigns TCs consdecutively and in ascending order
* to across available VPEs.
......
......@@ -566,14 +566,13 @@ asmlinkage void ll_local_timer_interrupt(int irq, struct pt_regs *regs)
* 2) setup xtime based on rtc_mips_get_time().
* 3) choose a appropriate gettimeoffset routine.
* 4) calculate a couple of cached variables for later usage
* 5) board_timer_setup() -
* 5) 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);
void (*board_timer_setup)(struct irqaction *irq);
unsigned int mips_hpt_frequency;
......@@ -718,7 +717,7 @@ void __init time_init(void)
* to be NULL function so that we are sure the high-level code
* is not invoked accidentally.
*/
board_timer_setup(&timer_irqaction);
plat_timer_setup(&timer_irqaction);
}
#define FEBRUARY 2
......
......@@ -115,12 +115,9 @@ static void lasat_time_init(void)
mips_hpt_frequency = lasat_board_info.li_cpu_hz / 2;
}
static void lasat_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
write_c0_compare(
read_c0_count() +
mips_hpt_frequency / HZ);
write_c0_compare( read_c0_count() + mips_hpt_frequency / HZ);
change_c0_status(ST0_IM, IE_IRQ0 | IE_IRQ5);
}
......@@ -170,7 +167,6 @@ void __init plat_mem_setup(void)
lasat_reboot_setup();
board_time_init = lasat_time_init;
board_timer_setup = lasat_timer_setup;
#ifdef CONFIG_DS1603
ds1603 = &ds_defs[mips_machtype];
......
......@@ -35,7 +35,6 @@
extern void mips_reboot_setup(void);
extern void mips_time_init(void);
extern void mips_timer_setup(struct irqaction *irq);
extern unsigned long mips_rtc_get_time(void);
#ifdef CONFIG_KGDB
......@@ -63,7 +62,6 @@ void __init plat_mem_setup(void)
mips_reboot_setup();
board_time_init = mips_time_init;
board_timer_setup = mips_timer_setup;
rtc_mips_get_time = mips_rtc_get_time;
}
......
......@@ -245,7 +245,7 @@ void __init mips_time_init(void)
local_irq_restore(flags);
}
void __init mips_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
if (cpu_has_veic) {
set_vi_handler (MSC01E_INT_CPUCTR, mips_timer_dispatch);
......
......@@ -44,7 +44,6 @@
extern void mips_reboot_setup(void);
extern void mips_time_init(void);
extern void mips_timer_setup(struct irqaction *irq);
extern unsigned long mips_rtc_get_time(void);
#ifdef CONFIG_KGDB
......@@ -223,6 +222,5 @@ void __init plat_mem_setup(void)
mips_reboot_setup();
board_time_init = mips_time_init;
board_timer_setup = mips_timer_setup;
rtc_mips_get_time = mips_rtc_get_time;
}
......@@ -35,7 +35,6 @@
extern void mips_reboot_setup(void);
extern void mips_time_init(void);
extern void mips_timer_setup(struct irqaction *irq);
static void __init serial_init(void);
......@@ -51,7 +50,6 @@ void __init plat_mem_setup(void)
serial_init ();
board_time_init = mips_time_init;
board_timer_setup = mips_timer_setup;
mips_reboot_setup();
}
......
......@@ -37,7 +37,6 @@
extern void sim_time_init(void);
extern void sim_timer_setup(struct irqaction *irq);
static void __init serial_init(void);
unsigned int _isbonito = 0;
......@@ -56,7 +55,6 @@ void __init plat_mem_setup(void)
serial_init();
board_time_init = sim_time_init;
board_timer_setup = sim_timer_setup;
prom_printf("Linux started...\n");
#ifdef CONFIG_MT_SMP
......
......@@ -212,7 +212,7 @@ int m48t37y_set_time(unsigned long sec)
return 0;
}
void momenco_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
setup_irq(8, irq);
}
......@@ -226,7 +226,6 @@ void momenco_time_init(void)
wire_stupidity_into_tlb();
mips_hpt_frequency = cpu_clock / 2;
board_timer_setup = momenco_timer_setup;
rtc_mips_get_time = m48t37y_get_time;
rtc_mips_set_time = m48t37y_set_time;
......
......@@ -197,7 +197,7 @@ int m48t37y_set_time(unsigned long sec)
return 0;
}
void momenco_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
setup_irq(7, irq); /* Timer interrupt, unmask status IM7 */
}
......@@ -211,7 +211,6 @@ void momenco_time_init(void)
* the Rm7900 and the Rm7065C
*/
mips_hpt_frequency = cpu_clock / 2;
board_timer_setup = momenco_timer_setup;
rtc_mips_get_time = m48t37y_get_time;
rtc_mips_set_time = m48t37y_set_time;
......
......@@ -209,7 +209,7 @@ int m48t37y_set_time(unsigned long sec)
return 0;
}
void momenco_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
setup_irq(7, irq);
}
......@@ -224,7 +224,6 @@ void momenco_time_init(void)
#error Unknown CPU for this board
#endif
printk("momenco_time_init cpu_clock=%d\n", cpu_clock);
board_timer_setup = momenco_timer_setup;
rtc_mips_get_time = m48t37y_get_time;
rtc_mips_set_time = m48t37y_set_time;
......
......@@ -50,7 +50,6 @@ 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 pnx8550_timer_setup(struct irqaction *irq);
extern void rs_kgdb_hook(int tty_no);
extern void prom_printf(char *fmt, ...);
extern char *prom_getcmdline(void);
......@@ -109,7 +108,6 @@ void __init plat_mem_setup(void)
pm_power_off = pnx8550_machine_power_off;
board_time_init = pnx8550_time_init;
board_timer_setup = pnx8550_timer_setup;
/* Clear the Global 2 Register, PCI Inta Output Enable Registers
Bit 1:Enable DAC Powerdown
......
......@@ -70,16 +70,7 @@ void pnx8550_time_init(void)
mips_hpt_frequency = 27UL * ((1000000UL * n)/(m * pow2p));
}
/*
* pnx8550_timer_setup() - it does the following things:
*
* 5) board_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 __init pnx8550_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
int configPR;
......
......@@ -133,14 +133,13 @@ int m48t37y_set_time(unsigned long sec)
return 0;
}
void yosemite_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
setup_irq(7, irq);
}
void yosemite_time_init(void)
{
board_timer_setup = yosemite_timer_setup;
mips_hpt_frequency = cpu_clock / 2;
mips_hpt_frequency = 33000000 * 3 * 5;
}
......
......@@ -11,7 +11,7 @@ const char *get_system_type(void)
return "Qemu";
}
static void __init qemu_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* set the clock to 100 Hz */
outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */
......@@ -23,7 +23,5 @@ static void __init qemu_timer_setup(struct irqaction *irq)
void __init plat_mem_setup(void)
{
set_io_port_base(QEMU_PORT_BASE);
board_timer_setup = qemu_timer_setup;
qemu_reboot_setup();
}
......@@ -7,7 +7,7 @@
* Ralf Baechle or David S. Miller (sorry guys, i'm really not sure)
*
* Copyright (C) 2001 by Ladislav Michl
* Copyright (C) 2003 Ralf Baechle (ralf@linux-mips.org)
* Copyright (C) 2003, 06 Ralf Baechle (ralf@linux-mips.org)
*/
#include <linux/bcd.h>
#include <linux/ds1286.h>
......@@ -199,7 +199,7 @@ void indy_r4k_timer_interrupt(struct pt_regs *regs)
irq_exit();
}
static void indy_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* over-write the handler, we use our own way */
irq->handler = no_action;
......@@ -215,5 +215,4 @@ void __init ip22_time_init(void)
rtc_mips_set_time = indy_rtc_set_time;
board_time_init = indy_time_init;
board_timer_setup = indy_timer_setup;
}
/*
* Copytight (C) 1999, 2000, 05 Ralf Baechle (ralf@linux-mips.org)
* Copytight (C) 1999, 2000, 05, 06 Ralf Baechle (ralf@linux-mips.org)
* Copytight (C) 1999, 2000 Silicon Graphics, Inc.
*/
#include <linux/bcd.h>
......@@ -225,7 +225,7 @@ static struct irqaction rt_irqaction = {
extern int allocate_irqno(void);
static void ip27_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
int irqno = allocate_irqno();
......@@ -256,8 +256,6 @@ void __init ip27_time_init(void)
xtime.tv_nsec = 0;
do_gettimeoffset = ip27_do_gettimeoffset;
board_timer_setup = ip27_timer_setup;
}
void __init cpu_time_init(void)
......
......@@ -7,6 +7,7 @@
*
* Copyright (C) 2000 Harald Koerfgen
* Copyright (C) 2002, 2003, 2005 Ilya A. Volynets
* Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org>
*/
#include <linux/console.h>
#include <linux/init.h>
......@@ -80,7 +81,7 @@ void __init ip32_time_init(void)
printk("%d MHz CPU detected\n", mips_hpt_frequency * 2 / 1000000);
}
void __init ip32_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
irq->handler = no_action;
setup_irq(IP32_R4K_TIMER_IRQ, irq);
......@@ -94,7 +95,6 @@ void __init plat_mem_setup(void)
rtc_mips_set_mmss = mc146818_set_rtc_mmss;
board_time_init = ip32_time_init;
board_timer_setup = ip32_timer_setup;
#ifdef CONFIG_SERIAL_8250
{
......
......@@ -77,7 +77,7 @@ void __init swarm_time_init(void)
#endif
}
void __init swarm_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/*
* we don't set up irqaction, because we will deliver timer
......@@ -117,7 +117,6 @@ void __init plat_mem_setup(void)
panic_timeout = 5; /* For debug. */
board_time_init = swarm_time_init;
board_timer_setup = swarm_timer_setup;
board_be_handler = swarm_be_handler;
if (xicor_probe()) {
......
......@@ -41,7 +41,7 @@ extern void sni_machine_restart(char *command);
extern void sni_machine_halt(void);
extern void sni_machine_power_off(void);
static void __init sni_rm200_pci_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
/* set the clock to 100 Hz */
outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */
......@@ -270,7 +270,6 @@ void __init plat_mem_setup(void)
#endif
sni_resource_init();
board_timer_setup = sni_rm200_pci_timer_setup;
_machine_restart = sni_machine_restart;
_machine_halt = sni_machine_halt;
......
......@@ -50,7 +50,6 @@
#undef DEBUG
void __init tx4927_time_init(void);
void __init tx4927_timer_setup(struct irqaction *irq);
void dump_cp0(char *key);
......@@ -66,7 +65,6 @@ static void tx4927_write_buffer_flush(void)
void __init plat_mem_setup(void)
{
board_time_init = tx4927_time_init;
board_timer_setup = tx4927_timer_setup;
__wbflush = tx4927_write_buffer_flush;
#ifdef CONFIG_TOSHIBA_RBTX4927
......@@ -91,7 +89,7 @@ void __init tx4927_time_init(void)
}
void __init tx4927_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
u32 count;
u32 c1;
......
......@@ -39,7 +39,6 @@ extern void rbtx4938_time_init(void);
void __init tx4938_setup(void);
void __init tx4938_time_init(void);
void __init tx4938_timer_setup(struct irqaction *irq);
void dump_cp0(char *key);
void (*__wbflush) (void);
......@@ -64,7 +63,6 @@ void __init
plat_mem_setup(void)
{
board_time_init = tx4938_time_init;
board_timer_setup = tx4938_timer_setup;
__wbflush = tx4938_write_buffer_flush;
toshiba_rbtx4938_setup();
}
......@@ -75,8 +73,7 @@ tx4938_time_init(void)
rbtx4938_time_init();
}
void __init
tx4938_timer_setup(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
u32 count;
u32 c1;
......
......@@ -47,7 +47,7 @@ static void __init setup_timer_frequency(void)
mips_hpt_frequency = tclock / 4;
}
static void __init setup_timer_irq(struct irqaction *irq)
void __init plat_timer_setup(struct irqaction *irq)
{
setup_irq(TIMER_IRQ, irq);
}
......@@ -55,7 +55,6 @@ static void __init setup_timer_irq(struct irqaction *irq)
static void __init timer_init(void)
{
board_time_init = setup_timer_frequency;
board_timer_setup = setup_timer_irq;
}
void __init plat_mem_setup(void)
......
......@@ -83,11 +83,11 @@ extern asmlinkage void ll_local_timer_interrupt(int irq, struct pt_regs *regs);
/*
* board specific routines required by time_init().
* board_time_init is defaulted to NULL and can remain so.
* board_timer_setup must be setup properly in machine setup routine.
* plat_timer_setup must be setup properly in machine setup routine.
*/
struct irqaction;
extern void (*board_time_init)(void);
extern void (*board_timer_setup)(struct irqaction *irq);
extern void plat_timer_setup(struct irqaction *irq);
/*
* mips_hpt_frequency - must be set if you intend to use an R4k-compatible
......
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