diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.6/0003-MIPS-lantiq-timer-irq-can-be-different-to-7.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.6/0003-MIPS-lantiq-timer-irq-can-be-different-to-7.patch | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/target/linux/lantiq/patches-3.6/0003-MIPS-lantiq-timer-irq-can-be-different-to-7.patch b/target/linux/lantiq/patches-3.6/0003-MIPS-lantiq-timer-irq-can-be-different-to-7.patch deleted file mode 100644 index 26519d0..0000000 --- a/target/linux/lantiq/patches-3.6/0003-MIPS-lantiq-timer-irq-can-be-different-to-7.patch +++ /dev/null @@ -1,84 +0,0 @@ -From c2c9c788b91218bccbb9ac31539ffa577fe502bf Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 16 Aug 2012 08:09:20 +0000 -Subject: [PATCH 3/9] MIPS: lantiq: timer irq can be different to 7 - -The SVIP SoC has its timer IRQ on a different IRQ than 7. Fix up the irq -code to be able to handle this. - -Signed-off-by: John Crispin <blogic@openwrt.org> -Patchwork: http://patchwork.linux-mips.org/patch/4229/ ---- - arch/mips/lantiq/irq.c | 19 ++++++++++++++++--- - 1 file changed, 16 insertions(+), 3 deletions(-) - -diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c -index a2699a70..0cec43d 100644 ---- a/arch/mips/lantiq/irq.c -+++ b/arch/mips/lantiq/irq.c -@@ -84,6 +84,7 @@ static unsigned short ltq_eiu_irq[MAX_EIU] = { - static int exin_avail; - static void __iomem *ltq_icu_membase[MAX_IM]; - static void __iomem *ltq_eiu_membase; -+static struct irq_domain *ltq_domain; - - void ltq_disable_irq(struct irq_data *d) - { -@@ -219,10 +220,14 @@ DEFINE_HWx_IRQDISPATCH(2) - DEFINE_HWx_IRQDISPATCH(3) - DEFINE_HWx_IRQDISPATCH(4) - -+#if MIPS_CPU_TIMER_IRQ == 7 - static void ltq_hw5_irqdispatch(void) - { - do_IRQ(MIPS_CPU_TIMER_IRQ); - } -+#else -+DEFINE_HWx_IRQDISPATCH(5) -+#endif - - #ifdef CONFIG_MIPS_MT_SMP - void __init arch_init_ipiirq(int irq, struct irqaction *action) -@@ -270,7 +275,7 @@ asmlinkage void plat_irq_dispatch(void) - unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; - unsigned int i; - -- if (pending & CAUSEF_IP7) { -+ if ((MIPS_CPU_TIMER_IRQ == 7) && (pending & CAUSEF_IP7)) { - do_IRQ(MIPS_CPU_TIMER_IRQ); - goto out; - } else { -@@ -376,7 +381,7 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent) - set_vi_handler(7, ltq_hw5_irqdispatch); - } - -- irq_domain_add_linear(node, -+ ltq_domain = irq_domain_add_linear(node, - (MAX_IM * INT_NUM_IM_OFFSET) + MIPS_CPU_IRQ_CASCADE, - &irq_domain_ops, 0); - -@@ -401,12 +406,20 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent) - - /* tell oprofile which irq to use */ - cp0_perfcount_irq = LTQ_PERF_IRQ; -+ -+ /* -+ * if the timer irq is not one of the mips irqs we need to -+ * create a mapping -+ */ -+ if (MIPS_CPU_TIMER_IRQ != 7) -+ irq_create_mapping(ltq_domain, MIPS_CPU_TIMER_IRQ); -+ - return 0; - } - - unsigned int __cpuinit get_c0_compare_int(void) - { -- return CP0_LEGACY_COMPARE_IRQ; -+ return MIPS_CPU_TIMER_IRQ; - } - - static struct of_device_id __initdata of_irq_ids[] = { --- -1.7.10.4 - |