linux-kernel - [PATCH] gpio-pxa: gpio0 and gpio1 support on dt

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Message-Id: <1401995603-25997-1-git-send-email-andrew.ruder@elecsyscorp.com>
Date:	Thu,  5 Jun 2014 14:13:23 -0500
From:	Andrew Ruder <andrew.ruder@...csyscorp.com>
To:	linux-gpio@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, gnurou@...il.com,
	linus.walleij@...aro.org,
	Andrew Ruder <andrew.ruder@...csyscorp.com>
Subject: [PATCH] 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@...csyscorp.com>
---
 drivers/gpio/gpio-pxa.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index 42e6e64..19f1a95 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);
-- 
1.9.0.rc3.12.gbc97e2d

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