diff options
Diffstat (limited to 'include/linux/of_gpio.h')
-rw-r--r-- | include/linux/of_gpio.h | 29 |
1 files changed, 5 insertions, 24 deletions
diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h index fc2472c3c25..460d6810c5e 100644 --- a/include/linux/of_gpio.h +++ b/include/linux/of_gpio.h | |||
@@ -33,34 +33,17 @@ enum of_gpio_flags { | |||
33 | #ifdef CONFIG_OF_GPIO | 33 | #ifdef CONFIG_OF_GPIO |
34 | 34 | ||
35 | /* | 35 | /* |
36 | * Generic OF GPIO chip | ||
37 | */ | ||
38 | struct of_gpio_chip { | ||
39 | struct gpio_chip gc; | ||
40 | int gpio_cells; | ||
41 | int (*xlate)(struct of_gpio_chip *of_gc, struct device_node *np, | ||
42 | const void *gpio_spec, enum of_gpio_flags *flags); | ||
43 | }; | ||
44 | |||
45 | static inline struct of_gpio_chip *to_of_gpio_chip(struct gpio_chip *gc) | ||
46 | { | ||
47 | return container_of(gc, struct of_gpio_chip, gc); | ||
48 | } | ||
49 | |||
50 | /* | ||
51 | * OF GPIO chip for memory mapped banks | 36 | * OF GPIO chip for memory mapped banks |
52 | */ | 37 | */ |
53 | struct of_mm_gpio_chip { | 38 | struct of_mm_gpio_chip { |
54 | struct of_gpio_chip of_gc; | 39 | struct gpio_chip gc; |
55 | void (*save_regs)(struct of_mm_gpio_chip *mm_gc); | 40 | void (*save_regs)(struct of_mm_gpio_chip *mm_gc); |
56 | void __iomem *regs; | 41 | void __iomem *regs; |
57 | }; | 42 | }; |
58 | 43 | ||
59 | static inline struct of_mm_gpio_chip *to_of_mm_gpio_chip(struct gpio_chip *gc) | 44 | static inline struct of_mm_gpio_chip *to_of_mm_gpio_chip(struct gpio_chip *gc) |
60 | { | 45 | { |
61 | struct of_gpio_chip *of_gc = to_of_gpio_chip(gc); | 46 | return container_of(gc, struct of_mm_gpio_chip, gc); |
62 | |||
63 | return container_of(of_gc, struct of_mm_gpio_chip, of_gc); | ||
64 | } | 47 | } |
65 | 48 | ||
66 | extern int of_get_gpio_flags(struct device_node *np, int index, | 49 | extern int of_get_gpio_flags(struct device_node *np, int index, |
@@ -69,11 +52,9 @@ extern unsigned int of_gpio_count(struct device_node *np); | |||
69 | 52 | ||
70 | extern int of_mm_gpiochip_add(struct device_node *np, | 53 | extern int of_mm_gpiochip_add(struct device_node *np, |
71 | struct of_mm_gpio_chip *mm_gc); | 54 | struct of_mm_gpio_chip *mm_gc); |
72 | extern int of_gpio_simple_xlate(struct of_gpio_chip *of_gc, | 55 | extern int of_gpio_simple_xlate(struct gpio_chip *gc, struct device_node *np, |
73 | struct device_node *np, | 56 | const void *gpio_spec, u32 *flags); |
74 | const void *gpio_spec, | 57 | #else /* CONFIG_OF_GPIO */ |
75 | enum of_gpio_flags *flags); | ||
76 | #else | ||
77 | 58 | ||
78 | /* Drivers may not strictly depend on the GPIO support, so let them link. */ | 59 | /* Drivers may not strictly depend on the GPIO support, so let them link. */ |
79 | static inline int of_get_gpio_flags(struct device_node *np, int index, | 60 | static inline int of_get_gpio_flags(struct device_node *np, int index, |