[ramips] share common INTC code

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17440 3c298f89-4303-0410-b956-a3cf2f4a3e73

3 files changed, 4 insertions, 50 deletions

diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/irq.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/irq.c
index 168b2390b9..acd1880f5c 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/irq.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/irq.c
@@ -16,6 +16,7 @@
 #include <asm/irq_cpu.h>
 #include <asm/mipsregs.h>
 
+#include <asm/mach-ralink/common.h>
 #include <asm/mach-ralink/rt305x.h>
 #include <asm/mach-ralink/rt305x_regs.h>
 
@@ -23,7 +24,7 @@ static void rt305x_intc_irq_dispatch(void)
 {
 	u32 pending;
 
-	pending = rt305x_intc_rr(INTC_REG_STATUS0);
+	pending = ramips_intc_get_status();
 
 	if (pending & RT305X_INTC_INT_TIMER0)
 		do_IRQ(RT305X_INTC_IRQ_TIMER0);
@@ -43,52 +44,6 @@ static void rt305x_intc_irq_dispatch(void)
 		spurious_interrupt();
 }
 
-static void rt305x_intc_irq_unmask(unsigned int irq)
-{
-	irq -= RT305X_INTC_IRQ_BASE;
-	rt305x_intc_wr((1 << irq), INTC_REG_ENABLE);
-}
-
-static void rt305x_intc_irq_mask(unsigned int irq)
-{
-	irq -= RT305X_INTC_IRQ_BASE;
-	rt305x_intc_wr((1 << irq), INTC_REG_DISABLE);
-}
-
-struct irq_chip rt305x_intc_irq_chip = {
-	.name		= "RT305X INTC",
-	.unmask		= rt305x_intc_irq_unmask,
-	.mask		= rt305x_intc_irq_mask,
-	.mask_ack	= rt305x_intc_irq_mask,
-};
-
-static struct irqaction rt305x_intc_irqaction = {
-	.handler	= no_action,
-	.name		= "cascade [RT305X INTC]",
-};
-
-static void __init rt305x_intc_irq_init(void)
-{
-	int i;
-
-	/* disable all interrupts */
-	rt305x_intc_wr(~0, INTC_REG_DISABLE);
-
-	/* route all INTC interrupts to MIPS HW0 interrupt */
-	rt305x_intc_wr(0, INTC_REG_TYPE);
-
-	for (i = RT305X_INTC_IRQ_BASE;
-	     i < RT305X_INTC_IRQ_BASE + RT305X_INTC_IRQ_COUNT; i++) {
-		set_irq_chip_and_handler(i, &rt305x_intc_irq_chip,
-					 handle_level_irq);
-	}
-
-	setup_irq(RT305X_CPU_IRQ_INTC, &rt305x_intc_irqaction);
-
-	/* enable interrupt masking */
-	rt305x_intc_wr(RT305X_INTC_INT_GLOBAL, INTC_REG_ENABLE);
-}
-
 asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned long pending;
@@ -114,5 +69,6 @@ asmlinkage void plat_irq_dispatch(void)
 void __init arch_init_irq(void)
 {
 	mips_cpu_irq_init();
-	rt305x_intc_irq_init();
+	ramips_intc_irq_init(RT305X_INTC_BASE, RT305X_CPU_IRQ_INTC,
+			     RT305X_INTC_IRQ_BASE);
 }
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
index 9d940a2f54..b2ab3cdf50 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
@@ -26,7 +26,6 @@ EXPORT_SYMBOL_GPL(rt305x_cpu_freq);
 unsigned long rt305x_sys_freq;
 EXPORT_SYMBOL_GPL(rt305x_sys_freq);
 
-void __iomem * rt305x_intc_base;
 void __iomem * rt305x_sysc_base;
 void __iomem * rt305x_memc_base;
 
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/setup.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/setup.c
index 4af495b78b..d574ef650e 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/setup.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/setup.c
@@ -103,7 +103,6 @@ void __init plat_mem_setup(void)
 {
 	set_io_port_base(KSEG1);
 
-	rt305x_intc_base = ioremap_nocache(RT305X_INTC_BASE, PAGE_SIZE);
 	rt305x_sysc_base = ioremap_nocache(RT305X_SYSC_BASE, PAGE_SIZE);
 	rt305x_memc_base = ioremap_nocache(RT305X_MEMC_BASE, PAGE_SIZE);