openwrtv3/target/linux/lantiq/patches-3.8/0010-PINCTRL-lantiq-only-probe-available-pad-controllers.patch

From 997390a8802e21b4b57d0ffcd91ad64651f1c2bf Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Wed, 30 Jan 2013 20:02:06 +0100
Subject: [PATCH 10/40] PINCTRL: lantiq: only probe available pad controllers

The template falcon.dtsi lists all 6 pad controllers that can be loaded. Only
probe those that have status = "okay"; inside the dts file.

Signed-off-by: John Crispin <blogic@openwrt.org>
---
 drivers/pinctrl/pinctrl-falcon.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/pinctrl/pinctrl-falcon.c
+++ b/drivers/pinctrl/pinctrl-falcon.c
@@ -398,6 +398,9 @@ static int pinctrl_falcon_probe(struct p
 		u32 avail;
 		int pins;
 
+		if (!of_device_is_available(np))
+			continue;
+
 		if (!ppdev) {
 			dev_err(&pdev->dev, "failed to find pad pdev\n");
 			continue;