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| author | Lee Jones <lee.jones@linaro.org> | 2012-04-19 20:36:31 (GMT) |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2012-04-24 07:36:07 (GMT) |
| commit | a60b57eddaa8af6c02cf7bbeb58ebf82881f08ac (patch) | |
| tree | 896840b87a4b6e225d0e62bdeb22173cba822731 /arch/arm/mach-ux500 | |
| parent | 513c27f84e283341889ee17737e1e7e9f99ebeb5 (diff) | |
| download | linux-a60b57eddaa8af6c02cf7bbeb58ebf82881f08ac.tar.xz | |
drivers/gpio: gpio-nomadik: Add support for irqdomains
Add irq domain support to the gpio-nomadik GPIO driver. This
enables its users to support dynamic IRQ assignment, which is
requried by Device Tree.
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/mach-ux500')
| -rw-r--r-- | arch/arm/mach-ux500/cpu.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index d11f389..f6522f9 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -30,6 +30,18 @@ void __iomem *_PRCMU_BASE; +/* + * FIXME: Should we set up the GPIO domain here? + * + * The problem is that we cannot put the interrupt resources into the platform + * device until the irqdomain has been added. Right now, we set the GIC interrupt + * domain from init_irq(), then load the gpio driver from + * core_initcall(nmk_gpio_init) and add the platform devices from + * arch_initcall(customize_machine). + * + * This feels fragile because it depends on the gpio device getting probed + * _before_ any device uses the gpio interrupts. +*/ static const struct of_device_id ux500_dt_irq_match[] = { { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, {}, |