Commit f137e463 authored by Andrew Isaacson's avatar Andrew Isaacson Committed by Ralf Baechle

Add support for BCM1480 family of chips.

    
 - Kconfig and Makefile changes
 - arch/mips/sibyte/bcm1480/
 - changes to sibyte common code to support 1480
Signed-Off-By: default avatarAndy Isaacson <adi@broadcom.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 93ce2f52
...@@ -1429,7 +1429,7 @@ source "mm/Kconfig" ...@@ -1429,7 +1429,7 @@ source "mm/Kconfig"
config SMP config SMP
bool "Multi-Processing support" bool "Multi-Processing support"
depends on CPU_RM9000 || (SIBYTE_SB1250 && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP
---help--- ---help---
This enables support for systems with more than one CPU. If you have This enables support for systems with more than one CPU. If you have
a system with only one CPU, like most personal computers, say N. If a system with only one CPU, like most personal computers, say N. If
......
...@@ -650,10 +650,20 @@ load-$(CONFIG_SGI_IP32) += 0xffffffff80004000 ...@@ -650,10 +650,20 @@ load-$(CONFIG_SGI_IP32) += 0xffffffff80004000
# removed (as happens, even if they have __initcall/module_init) # removed (as happens, even if they have __initcall/module_init)
# #
core-$(CONFIG_SIBYTE_BCM112X) += arch/mips/sibyte/sb1250/ core-$(CONFIG_SIBYTE_BCM112X) += arch/mips/sibyte/sb1250/
cflags-$(CONFIG_SIBYTE_BCM112X) += -Iinclude/asm-mips/mach-sibyte cflags-$(CONFIG_SIBYTE_BCM112X) += -Iinclude/asm-mips/mach-sibyte \
-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
core-$(CONFIG_SIBYTE_SB1250) += arch/mips/sibyte/sb1250/ core-$(CONFIG_SIBYTE_SB1250) += arch/mips/sibyte/sb1250/
cflags-$(CONFIG_SIBYTE_SB1250) += -Iinclude/asm-mips/mach-sibyte cflags-$(CONFIG_SIBYTE_SB1250) += -Iinclude/asm-mips/mach-sibyte \
-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
core-$(CONFIG_SIBYTE_BCM1x55) += arch/mips/sibyte/bcm1480/
cflags-$(CONFIG_SIBYTE_BCM1x55) += -Iinclude/asm-mips/mach-sibyte \
-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
core-$(CONFIG_SIBYTE_BCM1x80) += arch/mips/sibyte/bcm1480/
cflags-$(CONFIG_SIBYTE_BCM1x80) += -Iinclude/asm-mips/mach-sibyte \
-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
# #
# Sibyte BCM91120x (Carmel) board # Sibyte BCM91120x (Carmel) board
......
...@@ -26,6 +26,16 @@ config SIBYTE_BCM112X ...@@ -26,6 +26,16 @@ config SIBYTE_BCM112X
bool bool
select SIBYTE_SB1xxx_SOC select SIBYTE_SB1xxx_SOC
config SIBYTE_BCM1x80
bool
select HW_HAS_PCI
select SIBYTE_SB1xxx_SOC
config SIBYTE_BCM1x55
bool
select HW_HAS_PCI
select SIBYTE_SB1xxx_SOC
config SIBYTE_SB1xxx_SOC config SIBYTE_SB1xxx_SOC
bool bool
depends on EXPERIMENTAL depends on EXPERIMENTAL
......
obj-y := setup.o irq.o irq_handler.o time.o
obj-$(CONFIG_SMP) += smp.o
EXTRA_AFLAGS := $(CFLAGS)
This diff is collapsed.
/*
* Copyright (C) 2000,2001,2002,2003,2004 Broadcom Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* bcm1480_irq_handler() is the routine that is actually called when an
* interrupt occurs. It is installed as the exception vector handler in
* init_IRQ() in arch/mips/sibyte/bcm1480/irq.c
*
* In the handle we figure out which interrupts need handling, and use that
* to call the dispatcher, which will take care of actually calling
* registered handlers
*
* Note that we take care of all raised interrupts in one go at the handler.
* This is more BSDish than the Indy code, and also, IMHO, more sane.
*/
#include <linux/config.h>
#include <asm/addrspace.h>
#include <asm/asm.h>
#include <asm/mipsregs.h>
#include <asm/regdef.h>
#include <asm/stackframe.h>
#include <asm/sibyte/sb1250_defs.h>
#include <asm/sibyte/bcm1480_regs.h>
#include <asm/sibyte/bcm1480_int.h>
/*
* What a pain. We have to be really careful saving the upper 32 bits of any
* register across function calls if we don't want them trashed--since were
* running in -o32, the calling routing never saves the full 64 bits of a
* register across a function call. Being the interrupt handler, we're
* guaranteed that interrupts are disabled during this code so we don't have
* to worry about random interrupts blasting the high 32 bits.
*/
.text
.set push
.set noreorder
.set noat
.set mips64
#.set mips4
.align 5
NESTED(bcm1480_irq_handler, PT_SIZE, sp)
SAVE_ALL
CLI
#ifdef CONFIG_SIBYTE_BCM1480_PROF
/* Set compare to count to silence count/compare timer interrupts */
mfc0 t1, CP0_COUNT
mtc0 t1, CP0_COMPARE /* pause to clear IP[7] bit of cause ? */
#endif
/* Read cause */
mfc0 s0, CP0_CAUSE
#ifdef CONFIG_SIBYTE_BCM1480_PROF
/* Cpu performance counter interrupt is routed to IP[7] */
andi t1, s0, CAUSEF_IP7
beqz t1, 0f
srl t1, s0, (CAUSEB_BD-2) /* Shift BD bit to bit 2 */
and t1, t1, 0x4 /* mask to get just BD bit */
#ifdef CONFIG_MIPS64
dmfc0 a0, CP0_EPC
daddu a0, a0, t1 /* a0 = EPC + (BD ? 4 : 0) */
#else
mfc0 a0, CP0_EPC
addu a0, a0, t1 /* a0 = EPC + (BD ? 4 : 0) */
#endif
jal sbprof_cpu_intr
nop
j ret_from_irq
nop
0:
#endif
/* Timer interrupt is routed to IP[4] */
andi t1, s0, CAUSEF_IP4
beqz t1, 1f
nop
jal bcm1480_timer_interrupt
move a0, sp /* Pass the registers along */
j ret_from_irq
nop /* delay slot */
1:
#ifdef CONFIG_SMP
/* Mailbox interrupt is routed to IP[3] */
andi t1, s0, CAUSEF_IP3
beqz t1, 2f
nop
jal bcm1480_mailbox_interrupt
move a0, sp
j ret_from_irq
nop /* delay slot */
2:
#endif
#ifdef CONFIG_KGDB
/* KGDB (uart 1) interrupt is routed to IP[6] */
andi t1, s0, CAUSEF_IP6
beqz t1, 3f
nop /* delay slot */
jal bcm1480_kgdb_interrupt
move a0, sp
j ret_from_irq
nop /* delay slot */
3:
#endif
and t1, s0, CAUSEF_IP2
beqz t1, 9f
nop
/*
* Default...we've hit an IP[2] interrupt, which means we've got
* to check the 1480 interrupt registers to figure out what to do
* Need to detect which CPU we're on, now that smp_affinity is
* supported.
*/
PTR_LA v0, CKSEG1 + A_BCM1480_IMR_CPU0_BASE
#ifdef CONFIG_SMP
lw t1, TI_CPU($28)
sll t1, t1, BCM1480_IMR_REGISTER_SPACING_SHIFT
addu v0, v0, t1
#endif
/* Read IP[2] status (get both high and low halves of status) */
ld s0, R_BCM1480_IMR_INTERRUPT_STATUS_BASE_H(v0)
ld s1, R_BCM1480_IMR_INTERRUPT_STATUS_BASE_L(v0)
move s2, zero /* intr number */
li s3, 64
beqz s0, 9f /* No interrupts. Return. */
move a1, sp
xori s4, s0, 1 /* if s0 (_H) == 1, it's a low intr, so... */
movz s2, s3, s4 /* start the intr number at 64, and */
movz s0, s1, s4 /* look at the low status value. */
dclz s1, s0 /* Find the next interrupt. */
dsubu a0, zero, s1
daddiu a0, a0, 63
jal do_IRQ
daddu a0, a0, s2
9: j ret_from_irq
nop
.set pop
END(bcm1480_irq_handler)
/*
* Copyright (C) 2000,2001,2002,2003,2004 Broadcom Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/reboot.h>
#include <linux/string.h>
#include <asm/bootinfo.h>
#include <asm/mipsregs.h>
#include <asm/io.h>
#include <asm/sibyte/sb1250.h>
#include <asm/sibyte/bcm1480_regs.h>
#include <asm/sibyte/bcm1480_scd.h>
#include <asm/sibyte/sb1250_scd.h>
unsigned int sb1_pass;
unsigned int soc_pass;
unsigned int soc_type;
unsigned int periph_rev;
unsigned int zbbus_mhz;
static unsigned int part_type;
static char *soc_str;
static char *pass_str;
static inline int setup_bcm1x80_bcm1x55(void);
/* Setup code likely to be common to all SiByte platforms */
static inline int sys_rev_decode(void)
{
int ret = 0;
switch (soc_type) {
case K_SYS_SOC_TYPE_BCM1x80:
if (part_type == K_SYS_PART_BCM1480)
soc_str = "BCM1480";
else if (part_type == K_SYS_PART_BCM1280)
soc_str = "BCM1280";
else
soc_str = "BCM1x80";
ret = setup_bcm1x80_bcm1x55();
break;
case K_SYS_SOC_TYPE_BCM1x55:
if (part_type == K_SYS_PART_BCM1455)
soc_str = "BCM1455";
else if (part_type == K_SYS_PART_BCM1255)
soc_str = "BCM1255";
else
soc_str = "BCM1x55";
ret = setup_bcm1x80_bcm1x55();
break;
default:
prom_printf("Unknown part type %x\n", part_type);
ret = 1;
break;
}
return ret;
}
static inline int setup_bcm1x80_bcm1x55(void)
{
int ret = 0;
switch (soc_pass) {
case K_SYS_REVISION_BCM1480_S0:
periph_rev = 1;
pass_str = "S0 (pass1)";
break;
case K_SYS_REVISION_BCM1480_A1:
periph_rev = 1;
pass_str = "A1 (pass1)";
break;
case K_SYS_REVISION_BCM1480_A2:
periph_rev = 1;
pass_str = "A2 (pass1)";
break;
case K_SYS_REVISION_BCM1480_A3:
periph_rev = 1;
pass_str = "A3 (pass1)";
break;
case K_SYS_REVISION_BCM1480_B0:
periph_rev = 1;
pass_str = "B0 (pass2)";
break;
default:
prom_printf("Unknown %s rev %x\n", soc_str, soc_pass);
periph_rev = 1;
pass_str = "Unknown Revision";
break;
}
return ret;
}
void bcm1480_setup(void)
{
uint64_t sys_rev;
int plldiv;
sb1_pass = read_c0_prid() & 0xff;
sys_rev = __raw_readq(IOADDR(A_SCD_SYSTEM_REVISION));
soc_type = SYS_SOC_TYPE(sys_rev);
part_type = G_SYS_PART(sys_rev);
soc_pass = G_SYS_REVISION(sys_rev);
if (sys_rev_decode()) {
prom_printf("Restart after failure to identify SiByte chip\n");
machine_restart(NULL);
}
plldiv = G_BCM1480_SYS_PLL_DIV(__raw_readq(IOADDR(A_SCD_SYSTEM_CFG)));
zbbus_mhz = ((plldiv >> 1) * 50) + ((plldiv & 1) * 25);
prom_printf("Broadcom SiByte %s %s @ %d MHz (SB-1A rev %d)\n",
soc_str, pass_str, zbbus_mhz * 2, sb1_pass);
prom_printf("Board type: %s\n", get_system_type());
}
/*
* Copyright (C) 2001,2002,2004 Broadcom Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/smp.h>
#include <linux/kernel_stat.h>
#include <asm/mmu_context.h>
#include <asm/io.h>
#include <asm/sibyte/sb1250.h>
#include <asm/sibyte/bcm1480_regs.h>
#include <asm/sibyte/bcm1480_int.h>
extern void smp_call_function_interrupt(void);
/*
* These are routines for dealing with the bcm1480 smp capabilities
* independent of board/firmware
*/
static void *mailbox_0_set_regs[] = {
IOADDR(A_BCM1480_IMR_CPU0_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
IOADDR(A_BCM1480_IMR_CPU1_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
IOADDR(A_BCM1480_IMR_CPU2_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
IOADDR(A_BCM1480_IMR_CPU3_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
};
static void *mailbox_0_clear_regs[] = {
IOADDR(A_BCM1480_IMR_CPU0_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
IOADDR(A_BCM1480_IMR_CPU1_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
IOADDR(A_BCM1480_IMR_CPU2_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
IOADDR(A_BCM1480_IMR_CPU3_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
};
static void *mailbox_0_regs[] = {
IOADDR(A_BCM1480_IMR_CPU0_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),
IOADDR(A_BCM1480_IMR_CPU1_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),
IOADDR(A_BCM1480_IMR_CPU2_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),
IOADDR(A_BCM1480_IMR_CPU3_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),
};
/*
* SMP init and finish on secondary CPUs
*/
void bcm1480_smp_init(void)
{
unsigned int imask = STATUSF_IP4 | STATUSF_IP3 | STATUSF_IP2 |
STATUSF_IP1 | STATUSF_IP0;
/* Set interrupt mask, but don't enable */
change_c0_status(ST0_IM, imask);
}
void bcm1480_smp_finish(void)
{
extern void bcm1480_time_init(void);
bcm1480_time_init();
local_irq_enable();
}
/*
* These are routines for dealing with the sb1250 smp capabilities
* independent of board/firmware
*/
/*
* Simple enough; everything is set up, so just poke the appropriate mailbox
* register, and we should be set
*/
void core_send_ipi(int cpu, unsigned int action)
{
__raw_writeq((((u64)action)<< 48), mailbox_0_set_regs[cpu]);
}
void bcm1480_mailbox_interrupt(struct pt_regs *regs)
{
int cpu = smp_processor_id();
unsigned int action;
kstat_this_cpu.irqs[K_BCM1480_INT_MBOX_0_0]++;
/* Load the mailbox register to figure out what we're supposed to do */
action = (__raw_readq(mailbox_0_regs[cpu]) >> 48) & 0xffff;
/* Clear the mailbox to clear the interrupt */
__raw_writeq(((u64)action)<<48, mailbox_0_clear_regs[cpu]);
/*
* Nothing to do for SMP_RESCHEDULE_YOURSELF; returning from the
* interrupt will do the reschedule for us
*/
if (action & SMP_CALL_FUNCTION)
smp_call_function_interrupt();
}
/*
* Copyright (C) 2000,2001,2004 Broadcom Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* These are routines to set up and handle interrupts from the
* bcm1480 general purpose timer 0. We're using the timer as a
* system clock, so we set it up to run at 100 Hz. On every
* interrupt, we update our idea of what the time of day is,
* then call do_timer() in the architecture-independent kernel
* code to do general bookkeeping (e.g. update jiffies, run
* bottom halves, etc.)
*/
#include <linux/config.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/kernel_stat.h>
#include <asm/irq.h>
#include <asm/ptrace.h>
#include <asm/addrspace.h>
#include <asm/time.h>
#include <asm/io.h>
#include <asm/sibyte/bcm1480_regs.h>
#include <asm/sibyte/sb1250_regs.h>
#include <asm/sibyte/bcm1480_int.h>
#include <asm/sibyte/bcm1480_scd.h>
#include <asm/sibyte/sb1250.h>
#define IMR_IP2_VAL K_BCM1480_INT_MAP_I0
#define IMR_IP3_VAL K_BCM1480_INT_MAP_I1
#define IMR_IP4_VAL K_BCM1480_INT_MAP_I2
extern int bcm1480_steal_irq(int irq);
void bcm1480_time_init(void)
{
int cpu = smp_processor_id();
int irq = K_BCM1480_INT_TIMER_0+cpu;
/* Only have 4 general purpose timers */
if (cpu > 3) {
BUG();
}
if (!cpu) {
/* Use our own gettimeoffset() routine */
do_gettimeoffset = bcm1480_gettimeoffset;
}
bcm1480_mask_irq(cpu, irq);
/* Map the timer interrupt to ip[4] of this cpu */
__raw_writeq(IMR_IP4_VAL, IOADDR(A_BCM1480_IMR_REGISTER(cpu, R_BCM1480_IMR_INTERRUPT_MAP_BASE_H)
+ (irq<<3)));
/* the general purpose timer ticks at 1 Mhz independent of the rest of the system */
/* Disable the timer and set up the count */
__raw_writeq(0, IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_CFG)));
__raw_writeq(
#ifndef CONFIG_SIMULATION
1000000/HZ
#else
50000/HZ
#endif
, IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_INIT)));
/* Set the timer running */
__raw_writeq(M_SCD_TIMER_ENABLE|M_SCD_TIMER_MODE_CONTINUOUS,
IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_CFG)));
bcm1480_unmask_irq(cpu, irq);
bcm1480_steal_irq(irq);
/*
* This interrupt is "special" in that it doesn't use the request_irq
* way to hook the irq line. The timer interrupt is initialized early
* enough to make this a major pain, and it's also firing enough to
* warrant a bit of special case code. bcm1480_timer_interrupt is
* called directly from irq_handler.S when IP[4] is set during an
* interrupt
*/
}
#include <asm/sibyte/sb1250.h>
void bcm1480_timer_interrupt(struct pt_regs *regs)
{
int cpu = smp_processor_id();
int irq = K_BCM1480_INT_TIMER_0+cpu;
/* Reset the timer */
__raw_writeq(M_SCD_TIMER_ENABLE|M_SCD_TIMER_MODE_CONTINUOUS,
IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_CFG)));
/*
* CPU 0 handles the global timer interrupt job
*/
if (cpu == 0) {
ll_timer_interrupt(irq, regs);
}
/*
* every CPU should do profiling and process accouting
*/
ll_local_timer_interrupt(irq, regs);
}
/*
* We use our own do_gettimeoffset() instead of the generic one,
* because the generic one does not work for SMP case.
* In addition, since we use general timer 0 for system time,
* we can get accurate intra-jiffy offset without calibration.
*/
unsigned long bcm1480_gettimeoffset(void)
{
unsigned long count =
__raw_readq(IOADDR(A_SCD_TIMER_REGISTER(0, R_SCD_TIMER_CNT)));
return 1000000/HZ - count;
}
...@@ -70,8 +70,15 @@ void prom_boot_secondary(int cpu, struct task_struct *idle) ...@@ -70,8 +70,15 @@ void prom_boot_secondary(int cpu, struct task_struct *idle)
*/ */
void prom_init_secondary(void) void prom_init_secondary(void)
{ {
#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
extern void bcm1480_smp_init(void);
bcm1480_smp_init();
#elif defined(CONFIG_SIBYTE_SB1250)
extern void sb1250_smp_init(void); extern void sb1250_smp_init(void);
sb1250_smp_init(); sb1250_smp_init();
#else
#error invalid SMP configuration
#endif
} }
/* /*
...@@ -80,8 +87,15 @@ void prom_init_secondary(void) ...@@ -80,8 +87,15 @@ void prom_init_secondary(void)
*/ */
void prom_smp_finish(void) void prom_smp_finish(void)
{ {
#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
extern void bcm1480_smp_finish(void);
bcm1480_smp_finish();
#elif defined(CONFIG_SIBYTE_SB1250)
extern void sb1250_smp_finish(void); extern void sb1250_smp_finish(void);
sb1250_smp_finish(); sb1250_smp_finish();
#else
#error invalid SMP configuration
#endif
} }
/* /*
......
/* /*
* Copyright (C) 2000, 2001, 2002, 2003 Broadcom Corporation * Copyright (C) 2000, 2001, 2002, 2003, 2004 Broadcom Corporation
* Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org) * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org)
* *
* This program is free software; you can redistribute it and/or * This program is free software; you can redistribute it and/or
...@@ -39,11 +39,23 @@ ...@@ -39,11 +39,23 @@
#include <asm/time.h> #include <asm/time.h>
#include <asm/traps.h> #include <asm/traps.h>
#include <asm/sibyte/sb1250.h> #include <asm/sibyte/sb1250.h>
#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
#include <asm/sibyte/bcm1480_regs.h>
#elif defined(CONFIG_SIBYTE_SB1250) || defined(CONFIG_SIBYTE_BCM112X)
#include <asm/sibyte/sb1250_regs.h> #include <asm/sibyte/sb1250_regs.h>
#else
#error invalid SiByte board configuation
#endif
#include <asm/sibyte/sb1250_genbus.h> #include <asm/sibyte/sb1250_genbus.h>
#include <asm/sibyte/board.h> #include <asm/sibyte/board.h>
#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
extern void bcm1480_setup(void);
#elif defined(CONFIG_SIBYTE_SB1250) || defined(CONFIG_SIBYTE_BCM112X)
extern void sb1250_setup(void); extern void sb1250_setup(void);
#else
#error invalid SiByte board configuation
#endif
extern int xicor_probe(void); extern int xicor_probe(void);
extern int xicor_set_time(unsigned long); extern int xicor_set_time(unsigned long);
...@@ -66,7 +78,13 @@ void __init swarm_timer_setup(struct irqaction *irq) ...@@ -66,7 +78,13 @@ void __init swarm_timer_setup(struct irqaction *irq)
*/ */
/* We only need to setup the generic timer */ /* We only need to setup the generic timer */
sb1250_time_init(); #if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
bcm1480_time_init();
#elif defined(CONFIG_SIBYTE_SB1250) || defined(CONFIG_SIBYTE_BCM112X)
sb1250_time_init();
#else
#error invalid SiByte board configuation
#endif
} }
int swarm_be_handler(struct pt_regs *regs, int is_fixup) int swarm_be_handler(struct pt_regs *regs, int is_fixup)
...@@ -81,7 +99,13 @@ int swarm_be_handler(struct pt_regs *regs, int is_fixup) ...@@ -81,7 +99,13 @@ int swarm_be_handler(struct pt_regs *regs, int is_fixup)
void __init plat_setup(void) void __init plat_setup(void)
{ {
#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
bcm1480_setup();
#elif defined(CONFIG_SIBYTE_SB1250) || defined(CONFIG_SIBYTE_BCM112X)
sb1250_setup(); sb1250_setup();
#else
#error invalid SiByte board configuation
#endif
panic_timeout = 5; /* For debug. */ panic_timeout = 5; /* For debug. */
......
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