MFD: twl6040: Demand valid interrupt configuration

In order to operate correctly twl6040 needs correct
interrupt configuration.
The slave drivers (vibra, and ASoC codec) will refuse
to probe, if the interrupt configuration is not correct.
In this way some checks can be removed from the code.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 1 insertions, 15 deletions

diff --git a/drivers/mfd/twl6040-irq.c b/drivers/mfd/twl6040-irq.c
index 93805354152..b3f8ddaa28a 100644
--- a/drivers/mfd/twl6040-irq.c
+++ b/drivers/mfd/twl6040-irq.c
@@ -148,19 +148,6 @@ int twl6040_irq_init(struct twl6040 *twl6040)
         twl6040->irq_masks_cache = TWL6040_ALLINT_MSK;
         twl6040_reg_write(twl6040, TWL6040_REG_INTMR, TWL6040_ALLINT_MSK);
 
-        if (!twl6040->irq) {
-                dev_warn(twl6040->dev,
-                         "no interrupt specified, no interrupts\n");
-                twl6040->irq_base = 0;
-                return 0;
-        }
-
-        if (!twl6040->irq_base) {
-                dev_err(twl6040->dev,
-                        "no interrupt base specified, no interrupts\n");
-                return 0;
-        }
-
         /* Register them with genirq */
         for (cur_irq = twl6040->irq_base;
              cur_irq < twl6040->irq_base + ARRAY_SIZE(twl6040_irqs);
@@ -199,7 +186,6 @@ EXPORT_SYMBOL(twl6040_irq_init);
 
 void twl6040_irq_exit(struct twl6040 *twl6040)
 {
-        if (twl6040->irq)
-                free_irq(twl6040->irq, twl6040);
+        free_irq(twl6040->irq, twl6040);
 }
 EXPORT_SYMBOL(twl6040_irq_exit);