sh: Configurable timer IRQ.

All of the various CPU subtypes currently hardcode TIMER_IRQ,
switch this to a config option in the few places we need this.

This allows further removal of hardcoded IRQ headers..

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index ba7a150..b95dbb8 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -405,6 +405,13 @@
 
 source "arch/sh/boards/renesas/r7780rp/Kconfig"
 
+config SH_TIMER_IRQ
+	int
+	default "28" if CPU_SUBTYPE_SH7780
+	default "86" if CPU_SUBTYPE_SH7619
+	default "140" if CPU_SUBTYPE_SH7206
+	default "16"
+
 config SH_PCLK_FREQ
 	int "Peripheral clock frequency (in Hz)"
 	default "27000000" if CPU_SUBTYPE_SH73180 || CPU_SUBTYPE_SH7343
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7780.c b/arch/sh/kernel/cpu/sh4/setup-sh7780.c
index 814ddb2..4a2b9e0 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7780.c
@@ -79,7 +79,7 @@
 __initcall(sh7780_devices_setup);
 
 static struct intc2_data intc2_irq_table[] = {
-	{ TIMER_IRQ, 0, 24, 0, INTC_TMU0_MSK, 2 },
+	{ 28, 0, 24, 0, INTC_TMU0_MSK, 2 },
 	{ 21, 1, 0, 0, INTC_RTC_MSK, TIMER_PRIORITY },
 	{ 22, 1, 1, 0, INTC_RTC_MSK, TIMER_PRIORITY },
 	{ 23, 1, 2, 0, INTC_RTC_MSK, TIMER_PRIORITY },
diff --git a/arch/sh/kernel/timers/timer-cmt.c b/arch/sh/kernel/timers/timer-cmt.c
index 3068738..24b0399 100644
--- a/arch/sh/kernel/timers/timer-cmt.c
+++ b/arch/sh/kernel/timers/timer-cmt.c
@@ -169,7 +169,7 @@
 
 	cmt_clock_enable();
 
-	setup_irq(TIMER_IRQ, &cmt_irq);
+	setup_irq(CONFIG_SH_TIMER_IRQ, &cmt_irq);
 
 	cmt0_clk.parent = clk_get("module_clk");
 
diff --git a/arch/sh/kernel/timers/timer-mtu2.c b/arch/sh/kernel/timers/timer-mtu2.c
index 045b2ab..92c98b5 100644
--- a/arch/sh/kernel/timers/timer-mtu2.c
+++ b/arch/sh/kernel/timers/timer-mtu2.c
@@ -167,7 +167,7 @@
 	u8 tmp;
 	unsigned long interval;
 
-	setup_irq(TIMER_IRQ, &mtu2_irq);
+	setup_irq(CONFIG_SH_TIMER_IRQ, &mtu2_irq);
 
 	mtu2_clk1.parent = clk_get("module_clk");
 
diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c
index 2492701..06a70db 100644
--- a/arch/sh/kernel/timers/timer-tmu.c
+++ b/arch/sh/kernel/timers/timer-tmu.c
@@ -149,7 +149,7 @@
 {
 	unsigned long interval;
 
-	setup_irq(TIMER_IRQ, &tmu_irq);
+	setup_irq(CONFIG_SH_TIMER_IRQ, &tmu_irq);
 
 	tmu0_clk.parent = clk_get("module_clk");