From ffbd8425006bcc81983cad98585f4b50d306e81e Mon Sep 17 00:00:00 2001
From: =?utf8?q?=E9=BB=84=E6=B6=9B?= <huangtao@rock-chips.com>
Date: Thu, 5 Dec 2013 10:45:21 +0800
Subject: [PATCH] ARM: rockchip: fiq-debugger: support status on DT

---
 arch/arm/mach-rockchip/rk_fiq_debugger.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-rockchip/rk_fiq_debugger.c b/arch/arm/mach-rockchip/rk_fiq_debugger.c
index 99397cd5dca6..b8f37f221e95 100644
--- a/arch/arm/mach-rockchip/rk_fiq_debugger.c
+++ b/arch/arm/mach-rockchip/rk_fiq_debugger.c
@@ -306,7 +306,12 @@ static int __init rk_fiq_debugger_init(void) {
 		printk("fiq-debugger is missing in device tree!\n");
 		return -ENODEV;
 	}
-		
+
+	if (!of_device_is_available(np)) {
+		printk("fiq-debugger is disabled in device tree\n");
+		return -ENODEV;
+	}
+
 	if (of_property_read_u32(np, "serial-id", &serial_id)) {
 		return -EINVAL;	
 	}
-- 
2.34.1