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-rw-r--r--arch/sh/boards/mach-x3proto/setup.c23
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-shx3.c3
-rw-r--r--drivers/sh/intc.c11
-rw-r--r--include/linux/sh_intc.h1
4 files changed, 29 insertions, 9 deletions
diff --git a/arch/sh/boards/mach-x3proto/setup.c b/arch/sh/boards/mach-x3proto/setup.c
index 102bf56befb..21f1bb67248 100644
--- a/arch/sh/boards/mach-x3proto/setup.c
+++ b/arch/sh/boards/mach-x3proto/setup.c
@@ -129,8 +129,22 @@ static struct platform_device *x3proto_devices[] __initdata = {
&m66592_usb_peripheral_device,
};
+static void __init x3proto_init_irq(void)
+{
+ plat_irq_setup_pins(IRQ_MODE_IRL3210);
+
+ /* Set ICR0.LVLMODE */
+ __raw_writel(__raw_readl(0xfe410000) | (1 << 21), 0xfe410000);
+}
+
static int __init x3proto_devices_setup(void)
{
+ /*
+ * IRLs are only needed for ILSEL mappings, so flip over the INTC
+ * pins at a later point to enable the GPIOs to settle.
+ */
+ x3proto_init_irq();
+
r8a66597_usb_host_resources[1].start =
r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
@@ -145,14 +159,6 @@ static int __init x3proto_devices_setup(void)
}
device_initcall(x3proto_devices_setup);
-static void __init x3proto_init_irq(void)
-{
- plat_irq_setup_pins(IRQ_MODE_IRL3210);
-
- /* Set ICR0.LVLMODE */
- __raw_writel(__raw_readl(0xfe410000) | (1 << 21), 0xfe410000);
-}
-
static void __init x3proto_setup(char **cmdline_p)
{
register_smp_ops(&shx3_smp_ops);
@@ -161,5 +167,4 @@ static void __init x3proto_setup(char **cmdline_p)
static struct sh_machine_vector mv_x3proto __initmv = {
.mv_name = "x3proto",
.mv_setup = x3proto_setup,
- .mv_init_irq = x3proto_init_irq,
};
diff --git a/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/arch/sh/kernel/cpu/sh4a/setup-shx3.c
index f159ea2cebc..013f0b14448 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-shx3.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-shx3.c
@@ -478,6 +478,9 @@ void __init plat_irq_setup_pins(int mode)
void __init plat_irq_setup(void)
{
+ reserve_intc_vectors(vectors_irq, ARRAY_SIZE(vectors_irq));
+ reserve_intc_vectors(vectors_irl, ARRAY_SIZE(vectors_irl));
+
register_intc_controller(&intc_desc);
}
diff --git a/drivers/sh/intc.c b/drivers/sh/intc.c
index e91a23e5ffd..4e01d65e5ed 100644
--- a/drivers/sh/intc.c
+++ b/drivers/sh/intc.c
@@ -1377,6 +1377,17 @@ int reserve_irq_vector(unsigned int irq)
return ret;
}
+void reserve_intc_vectors(struct intc_vect *vectors, unsigned int nr_vecs)
+{
+ unsigned long flags;
+ int i;
+
+ spin_lock_irqsave(&vector_lock, flags);
+ for (i = 0; i < nr_vecs; i++)
+ __set_bit(evt2irq(vectors[i].vect), intc_irq_map);
+ spin_unlock_irqrestore(&vector_lock, flags);
+}
+
void reserve_irq_legacy(void)
{
unsigned long flags;
diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h
index 0d6cd38e673..bff2f286ca6 100644
--- a/include/linux/sh_intc.h
+++ b/include/linux/sh_intc.h
@@ -106,6 +106,7 @@ struct intc_desc symbol __initdata = { \
}
int __init register_intc_controller(struct intc_desc *desc);
+void reserve_intc_vectors(struct intc_vect *vectors, unsigned int nr_vecs);
int intc_set_priority(unsigned int irq, unsigned int prio);
#ifdef CONFIG_INTC_USERIMASK