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authorMagnus Damm <damm@igel.co.jp>2007-08-03 14:24:29 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-09-21 11:57:47 +0900
commit2635e8558a7ec0002724e3da8c0a221d2c08af33 (patch)
tree42b3c10234b64cff8cddea080ec553a4d24160f8 /arch
parentd59645d6ba67337ff09369d9da4fc47f7dc361cc (diff)
sh: intc - remove redundant irq code for shmin
This patch removes redundant interrupt code for the shmin board which is using a sh770x processor and 4 IRQ lines as individual interrupts (IRQ-mode). Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/boards/shmin/setup.c26
-rw-r--r--arch/sh/kernel/cpu/sh3/setup-sh770x.c4
2 files changed, 5 insertions, 25 deletions
diff --git a/arch/sh/boards/shmin/setup.c b/arch/sh/boards/shmin/setup.c
index dfd124509f4..16e5dae8ecf 100644
--- a/arch/sh/boards/shmin/setup.c
+++ b/arch/sh/boards/shmin/setup.c
@@ -14,36 +14,12 @@
#define PFC_PHCR 0xa400010eUL
#define INTC_ICR1 0xa4000010UL
-#define INTC_IPRC 0xa4000016UL
-
-static struct ipr_data ipr_irq_table[] = {
- { 32, 0, 0, 0 },
- { 33, 0, 4, 0 },
- { 34, 0, 8, 8 },
- { 35, 0, 12, 0 },
-};
-
-static unsigned long ipr_offsets[] = {
- INTC_IPRC,
-};
-
-static struct ipr_desc ipr_irq_desc = {
- .ipr_offsets = ipr_offsets,
- .nr_offsets = ARRAY_SIZE(ipr_offsets),
-
- .ipr_data = ipr_irq_table,
- .nr_irqs = ARRAY_SIZE(ipr_irq_table),
-
- .chip = {
- .name = "IPR-shmin",
- },
-};
static void __init init_shmin_irq(void)
{
ctrl_outw(0x2a00, PFC_PHCR); // IRQ0-3=IRQ
ctrl_outw(0x0aaa, INTC_ICR1); // IRQ0-3=IRQ-mode,Low-active.
- register_ipr_controller(&ipr_irq_desc);
+ plat_irq_setup_pins(IRQ_MODE_IRQ);
}
static void __iomem *shmin_ioport_map(unsigned long port, unsigned int size)
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c
index 97570c7fd78..eef505b43f0 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c
@@ -201,12 +201,16 @@ static int __init sh770x_devices_setup(void)
}
__initcall(sh770x_devices_setup);
+#define INTC_ICR1 0xa4000010UL
+#define INTC_ICR1_IRQLVL (1<<14)
+
void __init plat_irq_setup_pins(int mode)
{
if (mode == IRQ_MODE_IRQ) {
#if defined(CONFIG_CPU_SUBTYPE_SH7706) || \
defined(CONFIG_CPU_SUBTYPE_SH7707) || \
defined(CONFIG_CPU_SUBTYPE_SH7709)
+ ctrl_outw(ctrl_inw(INTC_ICR1) & ~INTC_ICR1_IRQLVL, INTC_ICR1);
register_intc_controller(&intc_desc_irq);
return;
#endif