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authorFlorian Fainelli <florian@openwrt.org>2009-01-15 16:46:48 +0100
committerRalf Baechle <ralf@linux-mips.org>2009-03-30 14:49:42 +0200
commit47c969ee54e142eba71626f99b3d99cc461b84f3 (patch)
tree79f23092fd31e4482477958a2b5fa081b7000d8a /arch/mips/include
parent12e22e8e60add9e1ccd61509ab7fd6fc1c214c52 (diff)
downloadlinux-2.6.38-lt-ux500-47c969ee54e142eba71626f99b3d99cc461b84f3.tar.gz
MIPS: Au1000: convert to using gpiolib
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>
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/mach-au1x00/gpio.h70
1 files changed, 17 insertions, 53 deletions
diff --git a/arch/mips/include/asm/mach-au1x00/gpio.h b/arch/mips/include/asm/mach-au1x00/gpio.h
index 2dc61e009a0..34d9b727902 100644
--- a/arch/mips/include/asm/mach-au1x00/gpio.h
+++ b/arch/mips/include/asm/mach-au1x00/gpio.h
@@ -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_ */