diff options
Diffstat (limited to 'drivers/irqchip/exynos-combiner.c')
| -rw-r--r-- | drivers/irqchip/exynos-combiner.c | 66 |
1 files changed, 7 insertions, 59 deletions
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c index a9d2b2fa4af..f8636a650cf 100644 --- a/drivers/irqchip/exynos-combiner.c +++ b/drivers/irqchip/exynos-combiner.c @@ -17,11 +17,6 @@ #include <linux/irqchip/chained_irq.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include <asm/mach/irq.h> - -#ifdef CONFIG_EXYNOS_ATAGS -#include <plat/cpu.h> -#endif #include "irqchip.h" @@ -85,7 +80,7 @@ static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) cascade_irq = irq_find_mapping(combiner_irq_domain, combiner_irq); if (unlikely(!cascade_irq)) - do_bad_IRQ(irq, desc); + handle_bad_irq(irq, desc); else generic_handle_irq(cascade_irq); @@ -138,7 +133,6 @@ static void __init combiner_init_one(struct combiner_chip_data *combiner_data, __raw_writel(combiner_data->irq_mask, base + COMBINER_ENABLE_CLEAR); } -#ifdef CONFIG_OF static int combiner_irq_domain_xlate(struct irq_domain *d, struct device_node *controller, const u32 *intspec, unsigned int intsize, @@ -156,16 +150,6 @@ static int combiner_irq_domain_xlate(struct irq_domain *d, return 0; } -#else -static int combiner_irq_domain_xlate(struct irq_domain *d, - struct device_node *controller, - const u32 *intspec, unsigned int intsize, - unsigned long *out_hwirq, - unsigned int *out_type) -{ - return -EINVAL; -} -#endif static int combiner_irq_domain_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw) @@ -184,30 +168,9 @@ static struct irq_domain_ops combiner_irq_domain_ops = { .map = combiner_irq_domain_map, }; -static unsigned int combiner_lookup_irq(int group) -{ -#ifdef CONFIG_EXYNOS_ATAGS - if (group < EXYNOS4210_MAX_COMBINER_NR || soc_is_exynos5250()) - return IRQ_SPI(group); - - switch (group) { - case 16: - return IRQ_SPI(107); - case 17: - return IRQ_SPI(108); - case 18: - return IRQ_SPI(48); - case 19: - return IRQ_SPI(42); - } -#endif - return 0; -} - -void __init combiner_init(void __iomem *combiner_base, - struct device_node *np, - unsigned int max_nr, - int irq_base) +static void __init combiner_init(void __iomem *combiner_base, + struct device_node *np, + unsigned int max_nr) { int i, irq; unsigned int nr_irq; @@ -221,7 +184,7 @@ void __init combiner_init(void __iomem *combiner_base, return; } - combiner_irq_domain = irq_domain_add_simple(np, nr_irq, irq_base, + combiner_irq_domain = irq_domain_add_linear(np, nr_irq, &combiner_irq_domain_ops, combiner_data); if (WARN_ON(!combiner_irq_domain)) { pr_warning("%s: irq domain init failed\n", __func__); @@ -229,12 +192,7 @@ void __init combiner_init(void __iomem *combiner_base, } for (i = 0; i < max_nr; i++) { -#ifdef CONFIG_OF - if (np) - irq = irq_of_parse_and_map(np, i); - else -#endif - irq = combiner_lookup_irq(i); + irq = irq_of_parse_and_map(np, i); combiner_init_one(&combiner_data[i], i, combiner_base + (i >> 2) * 0x10, irq); @@ -242,13 +200,11 @@ void __init combiner_init(void __iomem *combiner_base, } } -#ifdef CONFIG_OF static int __init combiner_of_init(struct device_node *np, struct device_node *parent) { void __iomem *combiner_base; unsigned int max_nr = 20; - int irq_base = -1; combiner_base = of_iomap(np, 0); if (!combiner_base) { @@ -262,17 +218,9 @@ static int __init combiner_of_init(struct device_node *np, __func__, max_nr); } - /* - * FIXME: This is a hardwired COMBINER_IRQ(0,0). Once all devices - * get their IRQ from DT, remove this in order to get dynamic - * allocation. - */ - irq_base = 160; - - combiner_init(combiner_base, np, max_nr, irq_base); + combiner_init(combiner_base, np, max_nr); return 0; } IRQCHIP_DECLARE(exynos4210_combiner, "samsung,exynos4210-combiner", combiner_of_init); -#endif |