[PATCH 2/3] of: of_gpiochip_add is needed only for gpiolib
From: Thomas Chou <hidden>
Date: 2011-01-31 15:26:01
Also in:
linux-i2c, lkml
Subsystem:
open firmware and flattened device tree, the rest · Maintainers:
Rob Herring, Saravana Kannan, Linus Torvalds
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 <redacted> --- 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