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-rw-r--r--arch/m68knommu/platform/5307/head.S20
-rw-r--r--arch/m68knommu/platform/5307/ints.c17
-rw-r--r--arch/m68knommu/platform/5307/timers.c16
3 files changed, 40 insertions, 13 deletions
diff --git a/arch/m68knommu/platform/5307/head.S b/arch/m68knommu/platform/5307/head.S
index f2edb6498cd..b9aa0ca29bf 100644
--- a/arch/m68knommu/platform/5307/head.S
+++ b/arch/m68knommu/platform/5307/head.S
@@ -64,6 +64,26 @@
negl %d0 /* negate bits */
.endm
+#elif defined(CONFIG_M520x)
+.macro GET_MEM_SIZE
+ clrl %d0
+ movel MCF_MBAR+MCFSIM_SDCS0, %d2 /* Get SDRAM chip select 0 config */
+ andl #0x1f, %d2 /* Get only the chip select size */
+ beq 3f /* Check if it is enabled */
+ addql #1, %d2 /* Form exponent */
+ moveql #1, %d0
+ lsll %d2, %d0 /* 2 ^ exponent */
+3:
+ movel MCF_MBAR+MCFSIM_SDCS1, %d2 /* Get SDRAM chip select 1 config */
+ andl #0x1f, %d2 /* Get only the chip select size */
+ beq 4f /* Check if it is enabled */
+ addql #1, %d2 /* Form exponent */
+ moveql #1, %d1
+ lsll %d2, %d1 /* 2 ^ exponent */
+ addl %d1, %d0 /* Total size of SDRAM in d0 */
+4:
+.endm
+
#else
#error "ERROR: I don't know how to probe your boards memory size?"
#endif
diff --git a/arch/m68knommu/platform/5307/ints.c b/arch/m68knommu/platform/5307/ints.c
index b4b55093ae7..a57239ec6c8 100644
--- a/arch/m68knommu/platform/5307/ints.c
+++ b/arch/m68knommu/platform/5307/ints.c
@@ -33,7 +33,7 @@
/*
* This table stores the address info for each vector handler.
*/
-irq_handler_t irq_list[SYS_IRQS];
+struct irq_entry irq_list[SYS_IRQS];
#define NUM_IRQ_NODES 16
static irq_node_t nodes[NUM_IRQ_NODES];
@@ -44,7 +44,7 @@ volatile unsigned int num_spurious;
unsigned int local_bh_count[NR_CPUS];
unsigned int local_irq_count[NR_CPUS];
-static irqreturn_t default_irq_handler(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t default_irq_handler(int irq, void *ptr)
{
#if 1
printk(KERN_INFO "%s(%d): default irq handler vec=%d [0x%x]\n",
@@ -70,7 +70,7 @@ void __init init_IRQ(void)
for (i = 0; i < SYS_IRQS; i++) {
if (mach_default_handler)
- irq_list[i].handler = (*mach_default_handler)[i];
+ irq_list[i].handler = mach_default_handler;
else
irq_list[i].handler = default_irq_handler;
irq_list[i].flags = IRQ_FLG_STD;
@@ -100,7 +100,7 @@ irq_node_t *new_irq_node(void)
int request_irq(
unsigned int irq,
- irqreturn_t (*handler)(int, void *, struct pt_regs *),
+ irq_handler_t handler,
unsigned long flags,
const char *devname,
void *dev_id)
@@ -157,7 +157,7 @@ void free_irq(unsigned int irq, void *dev_id)
}
if (mach_default_handler)
- irq_list[irq].handler = (*mach_default_handler)[irq];
+ irq_list[irq].handler = mach_default_handler;
else
irq_list[irq].handler = default_irq_handler;
irq_list[irq].flags = IRQ_FLG_STD;
@@ -168,8 +168,7 @@ void free_irq(unsigned int irq, void *dev_id)
EXPORT_SYMBOL(free_irq);
-int sys_request_irq(unsigned int irq,
- irqreturn_t (*handler)(int, void *, struct pt_regs *),
+int sys_request_irq(unsigned int irq, irq_handler_t handler,
unsigned long flags, const char *devname, void *dev_id)
{
if (irq > IRQ7) {
@@ -211,7 +210,7 @@ void sys_free_irq(unsigned int irq, void *dev_id)
printk(KERN_WARNING "%s: Removing probably wrong IRQ %d from %s\n",
__FUNCTION__, irq, irq_list[irq].devname);
- irq_list[irq].handler = (*mach_default_handler)[irq];
+ irq_list[irq].handler = mach_default_handler;
irq_list[irq].flags = 0;
irq_list[irq].dev_id = NULL;
irq_list[irq].devname = NULL;
@@ -241,7 +240,7 @@ asmlinkage void process_int(unsigned long vec, struct pt_regs *fp)
if (vec >= VEC_INT1 && vec <= VEC_INT7) {
vec -= VEC_SPUR;
kstat_cpu(0).irqs[vec]++;
- irq_list[vec].handler(vec, irq_list[vec].dev_id, fp);
+ irq_list[vec].handler(vec, irq_list[vec].dev_id);
} else {
if (mach_process_int)
mach_process_int(vec, fp);
diff --git a/arch/m68knommu/platform/5307/timers.c b/arch/m68knommu/platform/5307/timers.c
index 24781f00933..e5668af1978 100644
--- a/arch/m68knommu/platform/5307/timers.c
+++ b/arch/m68knommu/platform/5307/timers.c
@@ -3,7 +3,7 @@
/*
* timers.c -- generic ColdFire hardware timer support.
*
- * Copyright (C) 1999-2003, Greg Ungerer (gerg@snapgear.com)
+ * Copyright (C) 1999-2006, Greg Ungerer (gerg@snapgear.com)
*/
/***************************************************************************/
@@ -44,6 +44,14 @@ unsigned int mcf_timerlevel = 5;
extern void mcf_settimericr(int timer, int level);
extern int mcf_timerirqpending(int timer);
+#if defined(CONFIG_M532x)
+#define __raw_readtrr __raw_readl
+#define __raw_writetrr __raw_writel
+#else
+#define __raw_readtrr __raw_readw
+#define __raw_writetrr __raw_writew
+#endif
+
/***************************************************************************/
void coldfire_tick(void)
@@ -57,7 +65,7 @@ void coldfire_tick(void)
void coldfire_timer_init(irqreturn_t (*handler)(int, void *, struct pt_regs *))
{
__raw_writew(MCFTIMER_TMR_DISABLE, TA(MCFTIMER_TMR));
- __raw_writew(((MCF_BUSCLK / 16) / HZ), TA(MCFTIMER_TRR));
+ __raw_writetrr(((MCF_BUSCLK / 16) / HZ), TA(MCFTIMER_TRR));
__raw_writew(MCFTIMER_TMR_ENORI | MCFTIMER_TMR_CLK16 |
MCFTIMER_TMR_RESTART | MCFTIMER_TMR_ENABLE, TA(MCFTIMER_TMR));
@@ -76,7 +84,7 @@ unsigned long coldfire_timer_offset(void)
unsigned long trr, tcn, offset;
tcn = __raw_readw(TA(MCFTIMER_TCN));
- trr = __raw_readw(TA(MCFTIMER_TRR));
+ trr = __raw_readtrr(TA(MCFTIMER_TRR));
offset = (tcn * (1000000 / HZ)) / trr;
/* Check if we just wrapped the counters and maybe missed a tick */
@@ -120,7 +128,7 @@ void coldfire_profile_init(void)
/* Set up TIMER 2 as high speed profile clock */
__raw_writew(MCFTIMER_TMR_DISABLE, PA(MCFTIMER_TMR));
- __raw_writew(((MCF_CLK / 16) / PROFILEHZ), PA(MCFTIMER_TRR));
+ __raw_writetrr(((MCF_CLK / 16) / PROFILEHZ), PA(MCFTIMER_TRR));
__raw_writew(MCFTIMER_TMR_ENORI | MCFTIMER_TMR_CLK16 |
MCFTIMER_TMR_RESTART | MCFTIMER_TMR_ENABLE, PA(MCFTIMER_TMR));
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-02-21 23:50:35 +0000