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-rw-r--r--arch/blackfin/mach-common/ints-priority.c423
1 files changed, 384 insertions, 39 deletions
diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index 332dace..2729cba 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -16,6 +16,8 @@
#include <linux/seq_file.h>
#include <linux/irq.h>
#include <linux/sched.h>
+#include <linux/syscore_ops.h>
+#include <asm/delay.h>
#ifdef CONFIG_IPIPE
#include <linux/ipipe.h>
#endif
@@ -25,7 +27,11 @@
#include <asm/irq_handler.h>
#include <asm/dpmc.h>
-#define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1))
+#ifndef CONFIG_BF60x
+# define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1))
+#else
+# define SIC_SYSIRQ(irq) ((irq) - IVG15)
+#endif
/*
* NOTES:
@@ -50,6 +56,7 @@ unsigned long bfin_sic_iwr[3]; /* Up to 3 SIC_IWRx registers */
unsigned vr_wakeup;
#endif
+#ifndef CONFIG_BF60x
static struct ivgx {
/* irq number for request_irq, available in mach-bf5xx/irq.h */
unsigned int irqno;
@@ -78,7 +85,8 @@ static void __init search_IAR(void)
for (irqN = 0; irqN < NR_PERI_INTS; irqN += 4) {
int irqn;
- u32 iar = bfin_read32((unsigned long *)SIC_IAR0 +
+ u32 iar =
+ bfin_read32((unsigned long *)SIC_IAR0 +
#if defined(CONFIG_BF51x) || defined(CONFIG_BF52x) || \
defined(CONFIG_BF538) || defined(CONFIG_BF539)
((irqN % 32) >> 3) + ((irqN / 32) * ((SIC_IAR4 - SIC_IAR0) / 4))
@@ -86,7 +94,6 @@ static void __init search_IAR(void)
(irqN >> 3)
#endif
);
-
for (irqn = irqN; irqn < irqN + 4; ++irqn) {
int iar_shift = (irqn & 7) * 4;
if (ivg == (0xf & (iar >> iar_shift))) {
@@ -99,11 +106,11 @@ static void __init search_IAR(void)
}
}
}
+#endif
/*
* This is for core internal IRQs
*/
-
void bfin_ack_noop(struct irq_data *d)
{
/* Dummy function. */
@@ -136,21 +143,21 @@ static void bfin_core_unmask_irq(struct irq_data *d)
void bfin_internal_mask_irq(unsigned int irq)
{
unsigned long flags = hard_local_irq_save();
-
+#ifndef CONFIG_BF60x
#ifdef SIC_IMASK0
unsigned mask_bank = SIC_SYSIRQ(irq) / 32;
unsigned mask_bit = SIC_SYSIRQ(irq) % 32;
bfin_write_SIC_IMASK(mask_bank, bfin_read_SIC_IMASK(mask_bank) &
- ~(1 << mask_bit));
-# ifdef CONFIG_SMP
+ ~(1 << mask_bit));
+# if defined(CONFIG_SMP) || defined(CONFIG_ICC)
bfin_write_SICB_IMASK(mask_bank, bfin_read_SICB_IMASK(mask_bank) &
- ~(1 << mask_bit));
+ ~(1 << mask_bit));
# endif
#else
bfin_write_SIC_IMASK(bfin_read_SIC_IMASK() &
- ~(1 << SIC_SYSIRQ(irq)));
+ ~(1 << SIC_SYSIRQ(irq)));
+#endif /* end of SIC_IMASK0 */
#endif
-
hard_local_irq_restore(flags);
}
@@ -160,7 +167,7 @@ static void bfin_internal_mask_irq_chip(struct irq_data *d)
}
#ifdef CONFIG_SMP
-static void bfin_internal_unmask_irq_affinity(unsigned int irq,
+void bfin_internal_unmask_irq_affinity(unsigned int irq,
const struct cpumask *affinity)
#else
void bfin_internal_unmask_irq(unsigned int irq)
@@ -168,6 +175,7 @@ void bfin_internal_unmask_irq(unsigned int irq)
{
unsigned long flags = hard_local_irq_save();
+#ifndef CONFIG_BF60x
#ifdef SIC_IMASK0
unsigned mask_bank = SIC_SYSIRQ(irq) / 32;
unsigned mask_bit = SIC_SYSIRQ(irq) % 32;
@@ -175,22 +183,239 @@ void bfin_internal_unmask_irq(unsigned int irq)
if (cpumask_test_cpu(0, affinity))
# endif
bfin_write_SIC_IMASK(mask_bank,
- bfin_read_SIC_IMASK(mask_bank) |
- (1 << mask_bit));
+ bfin_read_SIC_IMASK(mask_bank) |
+ (1 << mask_bit));
# ifdef CONFIG_SMP
if (cpumask_test_cpu(1, affinity))
bfin_write_SICB_IMASK(mask_bank,
- bfin_read_SICB_IMASK(mask_bank) |
- (1 << mask_bit));
+ bfin_read_SICB_IMASK(mask_bank) |
+ (1 << mask_bit));
# endif
#else
bfin_write_SIC_IMASK(bfin_read_SIC_IMASK() |
- (1 << SIC_SYSIRQ(irq)));
+ (1 << SIC_SYSIRQ(irq)));
+#endif
#endif
+ hard_local_irq_restore(flags);
+}
+
+#ifdef CONFIG_BF60x
+static void bfin_sec_preflow_handler(struct irq_data *d)
+{
+ unsigned long flags = hard_local_irq_save();
+ unsigned int sid = SIC_SYSIRQ(d->irq);
+
+ bfin_write_SEC_SCI(0, SEC_CSID, sid);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_mask_ack_irq(struct irq_data *d)
+{
+ unsigned long flags = hard_local_irq_save();
+ unsigned int sid = SIC_SYSIRQ(d->irq);
+
+ bfin_write_SEC_SCI(0, SEC_CSID, sid);
hard_local_irq_restore(flags);
}
+static void bfin_sec_unmask_irq(struct irq_data *d)
+{
+ unsigned long flags = hard_local_irq_save();
+ unsigned int sid = SIC_SYSIRQ(d->irq);
+
+ bfin_write32(SEC_END, sid);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_enable_ssi(unsigned int sid)
+{
+ unsigned long flags = hard_local_irq_save();
+ uint32_t reg_sctl = bfin_read_SEC_SCTL(sid);
+
+ reg_sctl |= SEC_SCTL_SRC_EN;
+ bfin_write_SEC_SCTL(sid, reg_sctl);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_disable_ssi(unsigned int sid)
+{
+ unsigned long flags = hard_local_irq_save();
+ uint32_t reg_sctl = bfin_read_SEC_SCTL(sid);
+
+ reg_sctl &= ((uint32_t)~SEC_SCTL_SRC_EN);
+ bfin_write_SEC_SCTL(sid, reg_sctl);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_set_ssi_coreid(unsigned int sid, unsigned int coreid)
+{
+ unsigned long flags = hard_local_irq_save();
+ uint32_t reg_sctl = bfin_read_SEC_SCTL(sid);
+
+ reg_sctl &= ((uint32_t)~SEC_SCTL_CTG);
+ bfin_write_SEC_SCTL(sid, reg_sctl | ((coreid << 20) & SEC_SCTL_CTG));
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_enable_sci(unsigned int sid)
+{
+ unsigned long flags = hard_local_irq_save();
+ uint32_t reg_sctl = bfin_read_SEC_SCTL(sid);
+
+ if (sid == SIC_SYSIRQ(IRQ_WATCH0))
+ reg_sctl |= SEC_SCTL_FAULT_EN;
+ else
+ reg_sctl |= SEC_SCTL_INT_EN;
+ bfin_write_SEC_SCTL(sid, reg_sctl);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_disable_sci(unsigned int sid)
+{
+ unsigned long flags = hard_local_irq_save();
+ uint32_t reg_sctl = bfin_read_SEC_SCTL(sid);
+
+ reg_sctl &= ((uint32_t)~SEC_SCTL_INT_EN);
+ bfin_write_SEC_SCTL(sid, reg_sctl);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_enable(struct irq_data *d)
+{
+ unsigned long flags = hard_local_irq_save();
+ unsigned int sid = SIC_SYSIRQ(d->irq);
+
+ bfin_sec_enable_sci(sid);
+ bfin_sec_enable_ssi(sid);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_disable(struct irq_data *d)
+{
+ unsigned long flags = hard_local_irq_save();
+ unsigned int sid = SIC_SYSIRQ(d->irq);
+
+ bfin_sec_disable_sci(sid);
+ bfin_sec_disable_ssi(sid);
+
+ hard_local_irq_restore(flags);
+}
+
+static void bfin_sec_raise_irq(unsigned int sid)
+{
+ unsigned long flags = hard_local_irq_save();
+
+ bfin_write32(SEC_RAISE, sid);
+
+ hard_local_irq_restore(flags);
+}
+
+static void init_software_driven_irq(void)
+{
+ bfin_sec_set_ssi_coreid(34, 0);
+ bfin_sec_set_ssi_coreid(35, 1);
+ bfin_sec_set_ssi_coreid(36, 0);
+ bfin_sec_set_ssi_coreid(37, 1);
+}
+
+void bfin_sec_resume(void)
+{
+ bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
+ udelay(100);
+ bfin_write_SEC_GCTL(SEC_GCTL_EN);
+ bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
+}
+
+void handle_sec_sfi_fault(uint32_t gstat)
+{
+
+}
+
+void handle_sec_sci_fault(uint32_t gstat)
+{
+ uint32_t core_id;
+ uint32_t cstat;
+
+ core_id = gstat & SEC_GSTAT_SCI;
+ cstat = bfin_read_SEC_SCI(core_id, SEC_CSTAT);
+ if (cstat & SEC_CSTAT_ERR) {
+ switch (cstat & SEC_CSTAT_ERRC) {
+ case SEC_CSTAT_ACKERR:
+ printk(KERN_DEBUG "sec ack err\n");
+ break;
+ default:
+ printk(KERN_DEBUG "sec sci unknow err\n");
+ }
+ }
+
+}
+
+void handle_sec_ssi_fault(uint32_t gstat)
+{
+ uint32_t sid;
+ uint32_t sstat;
+
+ sid = gstat & SEC_GSTAT_SID;
+ sstat = bfin_read_SEC_SSTAT(sid);
+
+}
+
+void handle_sec_fault(unsigned int irq, struct irq_desc *desc)
+{
+ uint32_t sec_gstat;
+
+ raw_spin_lock(&desc->lock);
+
+ sec_gstat = bfin_read32(SEC_GSTAT);
+ if (sec_gstat & SEC_GSTAT_ERR) {
+
+ switch (sec_gstat & SEC_GSTAT_ERRC) {
+ case 0:
+ handle_sec_sfi_fault(sec_gstat);
+ break;
+ case SEC_GSTAT_SCIERR:
+ handle_sec_sci_fault(sec_gstat);
+ break;
+ case SEC_GSTAT_SSIERR:
+ handle_sec_ssi_fault(sec_gstat);
+ break;
+ }
+
+
+ }
+
+ raw_spin_unlock(&desc->lock);
+}
+
+static int sec_suspend(void)
+{
+ return 0;
+}
+
+static void sec_resume(void)
+{
+ bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
+ udelay(100);
+ bfin_write_SEC_GCTL(SEC_GCTL_EN);
+ bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
+}
+
+static struct syscore_ops sec_pm_syscore_ops = {
+ .suspend = sec_suspend,
+ .resume = sec_resume,
+};
+
+#endif
+
#ifdef CONFIG_SMP
static void bfin_internal_unmask_irq_chip(struct irq_data *d)
{
@@ -212,7 +437,7 @@ static void bfin_internal_unmask_irq_chip(struct irq_data *d)
}
#endif
-#ifdef CONFIG_PM
+#if defined(CONFIG_PM) && !defined(CONFIG_BF60x)
int bfin_internal_set_wake(unsigned int irq, unsigned int state)
{
u32 bank, bit, wakeup = 0;
@@ -271,22 +496,20 @@ static int bfin_internal_set_wake_chip(struct irq_data *d, unsigned int state)
return bfin_internal_set_wake(d->irq, state);
}
#else
+# define bfin_internal_set_wake(irq, state)
# define bfin_internal_set_wake_chip NULL
#endif
static struct irq_chip bfin_core_irqchip = {
.name = "CORE",
- .irq_ack = bfin_ack_noop,
.irq_mask = bfin_core_mask_irq,
.irq_unmask = bfin_core_unmask_irq,
};
static struct irq_chip bfin_internal_irqchip = {
.name = "INTN",
- .irq_ack = bfin_ack_noop,
.irq_mask = bfin_internal_mask_irq_chip,
.irq_unmask = bfin_internal_unmask_irq_chip,
- .irq_mask_ack = bfin_internal_mask_irq_chip,
.irq_disable = bfin_internal_mask_irq_chip,
.irq_enable = bfin_internal_unmask_irq_chip,
#ifdef CONFIG_SMP
@@ -295,6 +518,18 @@ static struct irq_chip bfin_internal_irqchip = {
.irq_set_wake = bfin_internal_set_wake_chip,
};
+#ifdef CONFIG_BF60x
+static struct irq_chip bfin_sec_irqchip = {
+ .name = "SEC",
+ .irq_mask_ack = bfin_sec_mask_ack_irq,
+ .irq_mask = bfin_sec_mask_ack_irq,
+ .irq_unmask = bfin_sec_unmask_irq,
+ .irq_eoi = bfin_sec_unmask_irq,
+ .irq_disable = bfin_sec_disable,
+ .irq_enable = bfin_sec_enable,
+};
+#endif
+
void bfin_handle_irq(unsigned irq)
{
#ifdef CONFIG_IPIPE
@@ -396,8 +631,6 @@ int bfin_mac_status_set_wake(struct irq_data *d, unsigned int state)
static struct irq_chip bfin_mac_status_irqchip = {
.name = "MACST",
- .irq_ack = bfin_ack_noop,
- .irq_mask_ack = bfin_mac_status_mask_irq,
.irq_mask = bfin_mac_status_mask_irq,
.irq_unmask = bfin_mac_status_unmask_irq,
.irq_set_wake = bfin_mac_status_set_wake,
@@ -421,15 +654,15 @@ void bfin_demux_mac_status_irq(unsigned int int_err_irq,
} else {
bfin_mac_status_ack_irq(irq);
pr_debug("IRQ %d:"
- " MASKED MAC ERROR INTERRUPT ASSERTED\n",
- irq);
+ " MASKED MAC ERROR INTERRUPT ASSERTED\n",
+ irq);
}
} else
printk(KERN_ERR
- "%s : %s : LINE %d :\nIRQ ?: MAC ERROR"
- " INTERRUPT ASSERTED BUT NO SOURCE FOUND"
- "(EMAC_SYSTAT=0x%X)\n",
- __func__, __FILE__, __LINE__, status);
+ "%s : %s : LINE %d :\nIRQ ?: MAC ERROR"
+ " INTERRUPT ASSERTED BUT NO SOURCE FOUND"
+ "(EMAC_SYSTAT=0x%X)\n",
+ __func__, __FILE__, __LINE__, status);
}
#endif
@@ -583,7 +816,7 @@ static void bfin_demux_gpio_block(unsigned int irq)
}
void bfin_demux_gpio_irq(unsigned int inta_irq,
- struct irq_desc *desc)
+ struct irq_desc *desc)
{
unsigned int irq;
@@ -635,9 +868,15 @@ void bfin_demux_gpio_irq(unsigned int inta_irq,
#else
+# ifndef CONFIG_BF60x
#define NR_PINT_SYS_IRQS 4
-#define NR_PINT_BITS 32
#define NR_PINTS 160
+# else
+#define NR_PINT_SYS_IRQS 6
+#define NR_PINTS 112
+#endif
+
+#define NR_PINT_BITS 32
#define IRQ_NOT_AVAIL 0xFF
#define PINT_2_BANK(x) ((x) >> 5)
@@ -652,8 +891,13 @@ static struct bfin_pint_regs * const pint[NR_PINT_SYS_IRQS] = {
(struct bfin_pint_regs *)PINT1_MASK_SET,
(struct bfin_pint_regs *)PINT2_MASK_SET,
(struct bfin_pint_regs *)PINT3_MASK_SET,
+#ifdef CONFIG_BF60x
+ (struct bfin_pint_regs *)PINT4_MASK_SET,
+ (struct bfin_pint_regs *)PINT5_MASK_SET,
+#endif
};
+#ifndef CONFIG_BF60x
inline unsigned int get_irq_base(u32 bank, u8 bmap)
{
unsigned int irq_base;
@@ -666,6 +910,16 @@ inline unsigned int get_irq_base(u32 bank, u8 bmap)
return irq_base;
}
+#else
+inline unsigned int get_irq_base(u32 bank, u8 bmap)
+{
+ unsigned int irq_base;
+
+ irq_base = IRQ_PA0 + bank * 16 + bmap * 16;
+
+ return irq_base;
+}
+#endif
/* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */
void init_pint_lut(void)
@@ -854,6 +1108,14 @@ static int bfin_gpio_set_wake(struct irq_data *d, unsigned int state)
case 1:
pint_irq = IRQ_PINT1;
break;
+#ifdef CONFIG_BF60x
+ case 4:
+ pint_irq = IRQ_PINT4;
+ break;
+ case 5:
+ pint_irq = IRQ_PINT5;
+ break;
+#endif
default:
return -EINVAL;
}
@@ -867,10 +1129,21 @@ static int bfin_gpio_set_wake(struct irq_data *d, unsigned int state)
#endif
void bfin_demux_gpio_irq(unsigned int inta_irq,
- struct irq_desc *desc)
+ struct irq_desc *desc)
{
u32 bank, pint_val;
u32 request, irq;
+ u32 level_mask;
+ int umask = 0;
+ struct irq_chip *chip = irq_desc_get_chip(desc);
+
+ if (chip->irq_mask_ack) {
+ chip->irq_mask_ack(&desc->irq_data);
+ } else {
+ chip->irq_mask(&desc->irq_data);
+ if (chip->irq_ack)
+ chip->irq_ack(&desc->irq_data);
+ }
switch (inta_irq) {
case IRQ_PINT0:
@@ -885,6 +1158,14 @@ void bfin_demux_gpio_irq(unsigned int inta_irq,
case IRQ_PINT1:
bank = 1;
break;
+#ifdef CONFIG_BF60x
+ case IRQ_PINT4:
+ bank = 4;
+ break;
+ case IRQ_PINT5:
+ bank = 5;
+ break;
+#endif
default:
return;
}
@@ -893,15 +1174,23 @@ void bfin_demux_gpio_irq(unsigned int inta_irq,
request = pint[bank]->request;
+ level_mask = pint[bank]->edge_set & request;
+
while (request) {
if (request & 1) {
irq = pint2irq_lut[pint_val] + SYS_IRQS;
+ if (level_mask & PINT_BIT(pint_val)) {
+ umask = 1;
+ chip->irq_unmask(&desc->irq_data);
+ }
bfin_handle_irq(irq);
}
pint_val++;
request >>= 1;
}
+ if (!umask)
+ chip->irq_unmask(&desc->irq_data);
}
#endif
@@ -951,6 +1240,7 @@ int __init init_arch_irq(void)
int irq;
unsigned long ilat = 0;
+#ifndef CONFIG_BF60x
/* Disable all the peripheral intrs - page 4-29 HW Ref manual */
#ifdef SIC_IMASK0
bfin_write_SIC_IMASK0(SIC_UNMASK_ALL);
@@ -958,13 +1248,16 @@ int __init init_arch_irq(void)
# ifdef SIC_IMASK2
bfin_write_SIC_IMASK2(SIC_UNMASK_ALL);
# endif
-# ifdef CONFIG_SMP
+# if defined(CONFIG_SMP) || defined(CONFIG_ICC)
bfin_write_SICB_IMASK0(SIC_UNMASK_ALL);
bfin_write_SICB_IMASK1(SIC_UNMASK_ALL);
# endif
#else
bfin_write_SIC_IMASK(SIC_UNMASK_ALL);
#endif
+#else /* CONFIG_BF60x */
+ bfin_write_SEC_GCTL(SEC_GCTL_RESET);
+#endif
local_irq_disable();
@@ -974,6 +1267,10 @@ int __init init_arch_irq(void)
pint[1]->assign = CONFIG_PINT1_ASSIGN;
pint[2]->assign = CONFIG_PINT2_ASSIGN;
pint[3]->assign = CONFIG_PINT3_ASSIGN;
+# ifdef CONFIG_BF60x
+ pint[4]->assign = CONFIG_PINT4_ASSIGN;
+ pint[5]->assign = CONFIG_PINT5_ASSIGN;
+# endif
# endif
/* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */
init_pint_lut();
@@ -986,6 +1283,7 @@ int __init init_arch_irq(void)
irq_set_chip(irq, &bfin_internal_irqchip);
switch (irq) {
+#ifndef CONFIG_BF60x
#if BFIN_GPIO_PINT
case IRQ_PINT0:
case IRQ_PINT1:
@@ -1015,12 +1313,13 @@ int __init init_arch_irq(void)
bfin_demux_mac_status_irq);
break;
#endif
-#ifdef CONFIG_SMP
+#if defined(CONFIG_SMP) || defined(CONFIG_ICC)
case IRQ_SUPPLE_0:
case IRQ_SUPPLE_1:
irq_set_handler(irq, handle_percpu_irq);
break;
#endif
+#endif
#ifdef CONFIG_TICKSOURCE_CORETMR
case IRQ_CORETMR:
@@ -1050,7 +1349,8 @@ int __init init_arch_irq(void)
init_mach_irq();
-#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
+#ifndef CONFIG_BF60x
+#if (defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)) && !defined(CONFIG_BF60x)
for (irq = IRQ_MAC_PHYINT; irq <= IRQ_MAC_STMDONE; irq++)
irq_set_chip_and_handler(irq, &bfin_mac_status_irqchip,
handle_level_irq);
@@ -1060,7 +1360,28 @@ int __init init_arch_irq(void)
irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++)
irq_set_chip_and_handler(irq, &bfin_gpio_irqchip,
handle_level_irq);
-
+#else
+ for (irq = BFIN_IRQ(0); irq <= SYS_IRQS; irq++) {
+ if (irq < CORE_IRQS) {
+ irq_set_chip(irq, &bfin_sec_irqchip);
+ __irq_set_handler(irq, handle_sec_fault, 0, NULL);
+ } else if (irq >= BFIN_IRQ(21) && irq <= BFIN_IRQ(26)) {
+ irq_set_chip(irq, &bfin_sec_irqchip);
+ irq_set_chained_handler(irq, bfin_demux_gpio_irq);
+ } else if (irq >= BFIN_IRQ(34) && irq <= BFIN_IRQ(37)) {
+ irq_set_chip(irq, &bfin_sec_irqchip);
+ irq_set_handler(irq, handle_percpu_irq);
+ } else {
+ irq_set_chip_and_handler(irq, &bfin_sec_irqchip,
+ handle_fasteoi_irq);
+ __irq_set_preflow_handler(irq, bfin_sec_preflow_handler);
+ }
+ }
+ for (irq = GPIO_IRQ_BASE;
+ irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++)
+ irq_set_chip_and_handler(irq, &bfin_gpio_irqchip,
+ handle_level_irq);
+#endif
bfin_write_IMASK(0);
CSYNC();
ilat = bfin_read_ILAT();
@@ -1072,14 +1393,17 @@ int __init init_arch_irq(void)
/* IMASK=xxx is equivalent to STI xx or bfin_irq_flags=xx,
* local_irq_enable()
*/
+#ifndef CONFIG_BF60x
program_IAR();
/* Therefore it's better to setup IARs before interrupts enabled */
search_IAR();
/* Enable interrupts IVG7-15 */
bfin_irq_flags |= IMASK_IVG15 |
- IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |
- IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW;
+ IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |
+ IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW;
+
+ bfin_sti(bfin_irq_flags);
/* This implicitly covers ANOMALY_05000171
* Boot-ROM code modifies SICA_IWRx wakeup registers
@@ -1103,7 +1427,23 @@ int __init init_arch_irq(void)
#else
bfin_write_SIC_IWR(IWR_DISABLE_ALL);
#endif
+#else /* CONFIG_BF60x */
+ /* Enable interrupts IVG7-15 */
+ bfin_irq_flags |= IMASK_IVG15 |
+ IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |
+ IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW;
+
+ bfin_write_SEC_FCTL(SEC_FCTL_EN | SEC_FCTL_SYSRST_EN | SEC_FCTL_FLTIN_EN);
+ bfin_sec_enable_sci(SIC_SYSIRQ(IRQ_WATCH0));
+ bfin_sec_enable_ssi(SIC_SYSIRQ(IRQ_WATCH0));
+ bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
+ udelay(100);
+ bfin_write_SEC_GCTL(SEC_GCTL_EN);
+ bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
+ init_software_driven_irq();
+ register_syscore_ops(&sec_pm_syscore_ops);
+#endif
return 0;
}
@@ -1112,13 +1452,14 @@ __attribute__((l1_text))
#endif
static int vec_to_irq(int vec)
{
+#ifndef CONFIG_BF60x
struct ivgx *ivg = ivg7_13[vec - IVG7].ifirst;
struct ivgx *ivg_stop = ivg7_13[vec - IVG7].istop;
unsigned long sic_status[3];
-
+#endif
if (likely(vec == EVT_IVTMR_P))
return IRQ_CORETMR;
-
+#ifndef CONFIG_BF60x
#ifdef SIC_ISR
sic_status[0] = bfin_read_SIC_IMASK() & bfin_read_SIC_ISR();
#else
@@ -1147,6 +1488,10 @@ static int vec_to_irq(int vec)
#endif
return ivg->irqno;
}
+#else
+ /* for bf60x read */
+ return BFIN_IRQ(bfin_read_SEC_SCI(0, SEC_CSID));
+#endif /* end of CONFIG_BF60x */
}
#ifdef CONFIG_DO_IRQ_L1