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bf60x: sec: Enable sec interrupt source priority configuration.

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Customize the SEC interrupt priority array in machine ints-priority.c.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
This commit is contained in:
Sonic Zhang
2012-06-29 18:19:29 +08:00
committed by Bob Liu
parent 11b27cb5b9
commit e0a593104d
5 changed files with 190 additions and 1 deletions
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21
arch/blackfin/mach-common/ints-priority.c
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@@ -310,6 +310,23 @@ static void bfin_sec_disable(struct irq_data *d)
hard_local_irq_restore(flags);
}
static void bfin_sec_set_priority(unsigned int sec_int_levels, u8 *sec_int_priority)
{
unsigned long flags = hard_local_irq_save();
uint32_t reg_sctl;
int i;
bfin_write_SEC_SCI(0, SEC_CPLVL, sec_int_levels);
for (i = 0; i < SYS_IRQS - BFIN_IRQ(0); i++) {
reg_sctl = bfin_read_SEC_SCTL(i) & ~SEC_SCTL_PRIO;
reg_sctl |= sec_int_priority[i] << SEC_SCTL_PRIO_OFFSET;
bfin_write_SEC_SCTL(i, reg_sctl);
}
hard_local_irq_restore(flags);
}
static void bfin_sec_raise_irq(unsigned int sid)
{
unsigned long flags = hard_local_irq_save();
@@ -1534,6 +1551,10 @@ int __init init_arch_irq(void)
printk(KERN_INFO "Configuring Blackfin Priority Driven Interrupts\n");
bfin_sec_set_priority(CONFIG_SEC_IRQ_PRIORITY_LEVELS, sec_int_priority);
bfin_sec_set_priority(CONFIG_SEC_IRQ_PRIORITY_LEVELS, sec_int_priority);
/* Enable interrupts IVG7-15 */
bfin_irq_flags |= IMASK_IVG15 |
IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |