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From ce7b2df450b6dcd7c34cc47c1fe2b3b2d06d612f Mon Sep 17 00:00:00 2001
From: Matt <matt_hsu@openmoko.org>
Date: Fri, 25 Jul 2008 23:06:17 +0100
Subject: [PATCH] add-ar6k-wake-interrupt.patch
Signed-off-by: Matt Hsu <matt_hsu@openmoko.org>
- add an interrupt for ar6k wifi module
---
arch/arm/mach-s3c2440/mach-gta02.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
index 686291b..7118332 100644
--- a/arch/arm/mach-s3c2440/mach-gta02.c
+++ b/arch/arm/mach-s3c2440/mach-gta02.c
@@ -1498,6 +1498,12 @@ static irqreturn_t gta02_modem_irq(int irq, void *param)
return IRQ_HANDLED;
}
+static irqreturn_t ar6000_wow_irq(int irq, void *param)
+{
+ printk(KERN_DEBUG "ar6000_wow interrupt\n");
+ return IRQ_HANDLED;
+}
+
static void __init gta02_machine_init(void)
{
int rc;
@@ -1601,6 +1607,15 @@ static void __init gta02_machine_init(void)
if (rc < 0)
printk(KERN_ERR "GTA02: can't request GSM modem wakeup IRQ\n");
enable_irq_wake(GTA02_IRQ_MODEM);
+
+ /* Make sure the wifi module can wake us up*/
+ set_irq_type(GTA02_IRQ_WLAN_GPIO1, IRQT_RISING);
+ rc = request_irq(GTA02_IRQ_WLAN_GPIO1, ar6000_wow_irq, IRQF_DISABLED,
+ "ar6000", NULL);
+
+ if (rc < 0)
+ printk(KERN_ERR "GTA02: can't request ar6k wakeup IRQ\n");
+ enable_irq_wake(GTA02_IRQ_WLAN_GPIO1);
}
MACHINE_START(NEO1973_GTA02, "GTA02")
--
1.5.6.3
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