irqchip: exynos-combiner: remove hard-coded irq_base value

Replace irq_domain_add_simple with "irq_domain_add_linear" in order to use
linear irq domain, and to remove hardcoded irq_base_value.

Signed-off-by: Chander Kashyap <chander.kashyap@linaro.org>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c
index 868ed40..40e6440 100644 (file)
--- a/drivers/irqchip/exynos-combiner.c
+++ b/drivers/irqchip/exynos-combiner.c
@@ -171,8 +171,7 @@ static struct irq_domain_ops combiner_irq_domain_ops = {
 
 static void __init combiner_init(void __iomem *combiner_base,
                                 struct device_node *np,
-                                unsigned int max_nr,
-                                int irq_base)
+                                unsigned int max_nr)
 {
        int i, irq;
        unsigned int nr_irq;
@@ -186,7 +185,7 @@ static 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__);
@@ -207,7 +206,6 @@ static int __init combiner_of_init(struct device_node *np,
 {
        void __iomem *combiner_base;
        unsigned int max_nr = 20;
-       int irq_base = -1;
 
        combiner_base = of_iomap(np, 0);
        if (!combiner_base) {
@@ -221,14 +219,7 @@ 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;
 }