mfd: wm8994: Update to fully use irq_domain

Take advantage of the new regmap irq_domain support to dynamically
allocate interrupts, using regmap_irq_get_virq() rather than irq_base
to look up the interrupts. This means that most users should not need
to specify an irq_base at all.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c
index 46b20c445ec..f1837f66975 100644
--- a/drivers/mfd/wm8994-irq.c
+++ b/drivers/mfd/wm8994-irq.c
@@ -147,12 +147,6 @@ int wm8994_irq_init(struct wm8994 *wm8994)
                 return 0;
         }
 
-        if (!wm8994->irq_base) {
-                dev_err(wm8994->dev,
-                        "No interrupt base specified, no interrupts\n");
-                return 0;
-        }
-
         ret = regmap_add_irq_chip(wm8994->regmap, wm8994->irq,
                                   IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
                                   wm8994->irq_base, &wm8994_irq_chip,