added option to atheros kernel to be able to disable reset button from inside the fon mp3 driver

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8969 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 15 insertions, 2 deletions

diff --git a/target/linux/atheros/files/arch/mips/atheros/reset.c b/target/linux/atheros/files/arch/mips/atheros/reset.c
index d62c5e1c4e..cc2fb251a1 100644
--- a/target/linux/atheros/files/arch/mips/atheros/reset.c
+++ b/target/linux/atheros/files/arch/mips/atheros/reset.c
@@ -10,12 +10,16 @@
 #include "ar531x.h"
 #include "ar5315/ar5315.h"
 
+#define AR531X_RESET_GPIO_IRQ	(AR531X_GPIO_IRQ_BASE + bcfg->resetConfigGpio)
+
 struct event_t {
 	struct work_struct wq;
 	int set;
 	long int jiffies;
 };
 
+static struct ar531x_boarddata *bcfg;
+
 extern struct sock *uevent_sock;
 extern u64 uevent_next_seqnum(void);
 static int seen;
@@ -94,15 +98,24 @@ static irqreturn_t button_handler(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
+void ar531x_disable_reset_button(void)
+{
+	disable_irq(AR531X_RESET_GPIO_IRQ);	
+}
+
+EXPORT_SYMBOL(ar531x_disable_reset_button);
+
 int __init ar531x_init_reset(void)
 {
-	struct ar531x_boarddata *bcfg;
 	bcfg = (struct ar531x_boarddata *) board_config;
 
 	seen = jiffies;
-	request_irq(AR531X_GPIO_IRQ_BASE + bcfg->resetConfigGpio, &button_handler, IRQF_SAMPLE_RANDOM, "ar531x_reset", NULL);
+	
+	request_irq(AR531X_RESET_GPIO_IRQ, &button_handler, IRQF_SAMPLE_RANDOM, "ar531x_reset", NULL);
 
 	return 0;
 }
 
+
+
 module_init(ar531x_init_reset);