linux-kernel - [PATCH v2] pinctrl: samsung: Add ifdef CONFIG_OF_GPIO guard for gc->of

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Message-ID: <1352130296.13561.1.camel@phoenix>
Date:	Mon, 05 Nov 2012 23:44:56 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Kyungmin Park <kyungmin.park@...sung.com>,
	Thomas Abraham <thomas.abraham@...aro.org>,
	Tomasz Figa <t.figa@...sung.com>, linux-kernel@...r.kernel.org
Subject: [PATCH v2] pinctrl: samsung: Add ifdef CONFIG_OF_GPIO guard for
 gc->of_node

This fixes below build error when !CONFIG_OF_GPIO.

  CC      drivers/pinctrl/pinctrl-samsung.o
drivers/pinctrl/pinctrl-samsung.c: In function 'samsung_pinctrl_parse_dt_pins':
drivers/pinctrl/pinctrl-samsung.c:557:19: warning: unused variable 'prop' [-Wunused-variable]
drivers/pinctrl/pinctrl-samsung.c: In function 'samsung_gpiolib_register':
drivers/pinctrl/pinctrl-samsung.c:797:5: error: 'struct gpio_chip' has no member named 'of_node'
make[2]: *** [drivers/pinctrl/pinctrl-samsung.o] Error 1
make[1]: *** [drivers/pinctrl] Error 2
make: *** [drivers] Error 2

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
v2:
Don't remove the prop variable.
It is used in of_property_for_each_string() when CONFIG_OF_GPIO is enabled.

 drivers/pinctrl/pinctrl-samsung.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/pinctrl/pinctrl-samsung.c b/drivers/pinctrl/pinctrl-samsung.c
index fc34cac..f798b4d 100644
--- a/drivers/pinctrl/pinctrl-samsung.c
+++ b/drivers/pinctrl/pinctrl-samsung.c
@@ -794,7 +794,9 @@ static int __devinit samsung_gpiolib_register(struct platform_device *pdev,
 		gc->base = ctrl->base + bank->pin_base;
 		gc->ngpio = bank->nr_pins;
 		gc->dev = &pdev->dev;
+#if defined(CONFIG_OF_GPIO)
 		gc->of_node = bank->of_node;
+#endif
 		gc->label = bank->name;
 
 		ret = gpiochip_add(gc);
-- 
1.7.9.5



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