gpio-pxa: gpio0 and gpio1 support on dt

pxa_gpio_probe() has some issues supporting the gpio0 and gpio1
interrupts under device-tree - it never actually sets up the chain
handler to get interrupts on edge detect for GPIO0 and GPIO1.

Signed-off-by: Andrew Ruder <andrew.ruder@elecsyscorp.com>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index 52bbda0b5510..ad3feec0075e 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -649,6 +649,11 @@ static int pxa_gpio_probe(struct platform_device *pdev)
                                                  handle_edge_irq);
                         set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
                 }
+        } else {
+                if (irq0 > 0)
+                        irq_set_chained_handler(irq0, pxa_gpio_demux_handler);
+                if (irq1 > 0)
+                        irq_set_chained_handler(irq1, pxa_gpio_demux_handler);
         }
 
         irq_set_chained_handler(irq_mux, pxa_gpio_demux_handler);