diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2013-04-10 15:59:58 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2013-04-19 23:00:42 +0200 |
| commit | 92c8e4962054a6cf5171b3d7a3a77b799ca62c10 (patch) | |
| tree | 23e584ae08944d38d829d8a754d9b2ccc75a4ed2 /drivers/irqchip/exynos-combiner.c | |
| parent | d34f03d4a1e4e56f5944186c2e74cbed58b27090 (diff) | |
irqchip: exynos: localize irq lookup for ATAGS
The IRQ_SPI() macro is not available in the driver when building with sparse
IRQs or multiplatform, so let's move all users of this into one function
that we can leave out when building DT-only.
Signed-off-by: Arnd Bergmann <arnd@arnd.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/irqchip/exynos-combiner.c')
| -rw-r--r-- | drivers/irqchip/exynos-combiner.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c index 7fcdeee869c..acb9c74b070 100644 --- a/drivers/irqchip/exynos-combiner.c +++ b/drivers/irqchip/exynos-combiner.c @@ -18,7 +18,9 @@ #include <linux/of_irq.h> #include <asm/mach/irq.h> +#ifdef CONFIG_EXYNOS_ATAGS #include <plat/cpu.h> +#endif #include "irqchip.h" @@ -182,8 +184,12 @@ static struct irq_domain_ops combiner_irq_domain_ops = { .map = combiner_irq_domain_map, }; -static unsigned int exynos4x12_combiner_extra_irq(int group) +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); @@ -193,9 +199,9 @@ static unsigned int exynos4x12_combiner_extra_irq(int group) return IRQ_SPI(48); case 19: return IRQ_SPI(42); - default: - return 0; } +#endif + return 0; } void __init combiner_init(void __iomem *combiner_base, @@ -228,14 +234,13 @@ void __init combiner_init(void __iomem *combiner_base, } for (i = 0; i < max_nr; i++) { - if (i < EXYNOS4210_MAX_COMBINER_NR || soc_is_exynos5250()) - irq = IRQ_SPI(i); - else - irq = exynos4x12_combiner_extra_irq(i); #ifdef CONFIG_OF if (np) irq = irq_of_parse_and_map(np, i); + else #endif + irq = combiner_lookup_irq(i); + combiner_init_one(&combiner_data[i], i, combiner_base + (i >> 2) * 0x10, irq); combiner_cascade_irq(&combiner_data[i], irq); |