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MIPS: Au1000: convert to using gpiolib

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This patch converts the GPIO board code to use gpiolib.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Florian Fainelli
2009-01-15 16:46:48 +01:00
committed by Ralf Baechle
parent 12e22e8e60
commit 47c969ee54
3 changed files with 146 additions and 128 deletions
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70
arch/mips/include/asm/mach-au1x00/gpio.h
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@@ -5,65 +5,29 @@
#define AU1XXX_GPIO_BASE 200
struct au1x00_gpio2 {
u32 dir;
u32 reserved;
u32 output;
u32 pinstate;
u32 inten;
u32 enable;
};
/* GPIO bank 1 offsets */
#define AU1000_GPIO1_TRI_OUT 0x0100
#define AU1000_GPIO1_OUT 0x0108
#define AU1000_GPIO1_ST 0x0110
#define AU1000_GPIO1_CLR 0x010C
extern int au1xxx_gpio_get_value(unsigned gpio);
extern void au1xxx_gpio_set_value(unsigned gpio, int value);
extern int au1xxx_gpio_direction_input(unsigned gpio);
extern int au1xxx_gpio_direction_output(unsigned gpio, int value);
/* GPIO bank 2 offsets */
#define AU1000_GPIO2_DIR 0x00
#define AU1000_GPIO2_RSVD 0x04
#define AU1000_GPIO2_OUT 0x08
#define AU1000_GPIO2_ST 0x0C
#define AU1000_GPIO2_INT 0x10
#define AU1000_GPIO2_EN 0x14
#define GPIO2_OUT_EN_MASK 0x00010000
/* Wrappers for the arch-neutral GPIO API */
#define gpio_to_irq(gpio) NULL
static inline int gpio_request(unsigned gpio, const char *label)
{
/* Not yet implemented */
return 0;
}
#define gpio_get_value __gpio_get_value
#define gpio_set_value __gpio_set_value
static inline void gpio_free(unsigned gpio)
{
/* Not yet implemented */
}
#define gpio_cansleep __gpio_cansleep
static inline int gpio_direction_input(unsigned gpio)
{
return au1xxx_gpio_direction_input(gpio);
}
static inline int gpio_direction_output(unsigned gpio, int value)
{
return au1xxx_gpio_direction_output(gpio, value);
}
static inline int gpio_get_value(unsigned gpio)
{
return au1xxx_gpio_get_value(gpio);
}
static inline void gpio_set_value(unsigned gpio, int value)
{
au1xxx_gpio_set_value(gpio, value);
}
static inline int gpio_to_irq(unsigned gpio)
{
return gpio;
}
static inline int irq_to_gpio(unsigned irq)
{
return irq;
}
/* For cansleep */
#include <asm-generic/gpio.h>
#endif /* _AU1XXX_GPIO_H_ */