lkml.org 
[lkml]   [2011]   [Jan]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 2/3] of: of_gpiochip_add is needed only for gpiolib
Date
Some gpio drivers may not use gpiolib. In this case, struct gpio_chip
is not defined and of_gpiochip_add/remove are not needed.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
---
include/linux/of_gpio.h | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h
index 6598c04..fc96af0 100644
--- a/include/linux/of_gpio.h
+++ b/include/linux/of_gpio.h
@@ -71,9 +71,13 @@ static inline unsigned int of_gpio_count(struct device_node *np)
return 0;
}

+#ifdef CONFIG_GPIOLIB
+
static inline void of_gpiochip_add(struct gpio_chip *gc) { }
static inline void of_gpiochip_remove(struct gpio_chip *gc) { }

+#endif /* CONFIG_GPIOLIB */
+
#endif /* CONFIG_OF_GPIO */

/**
--
1.7.3.5


\
 
 \ /
  Last update: 2011-01-31 16:29    [W:0.093 / U:2.200 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site