summaryrefslogtreecommitdiffstats
path: root/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h')
-rw-r--r--target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h b/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h
new file mode 100644
index 0000000000..e7807ce723
--- /dev/null
+++ b/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h
@@ -0,0 +1,67 @@
+#ifndef __BCM947XX_GPIO_H
+#define __BCM947XX_GPIO_H
+
+#include <linux/ssb/ssb_embedded.h>
+
+extern struct ssb_bus ssb;
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+ return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+ ssb_gpio_outen(&ssb, 1 << gpio, 0);
+ return 0;
+}
+
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
+ ssb_gpio_out(&ssb, 1 << gpio, (value ? 1 << gpio : 0));
+ ssb_gpio_outen(&ssb, 1 << gpio, 1 << gpio);
+ return 0;
+}
+
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+ struct ssb_device *dev;
+
+ dev = ssb.chipco.dev;
+ if (!dev)
+ dev = ssb.extif.dev;
+ if (!dev)
+ return -EINVAL;
+
+ return ssb_mips_irq(dev) + 2;
+}
+
+static inline int irq_to_gpio(unsigned gpio)
+{
+ return -EINVAL;
+}
+
+
+static inline int gpio_get_value(unsigned gpio)
+{
+ return !!ssb_gpio_in(&ssb, 1 << gpio);
+}
+
+static inline int gpio_set_value(unsigned gpio, int value)
+{
+ ssb_gpio_out(&ssb, 1 << gpio, (value ? 1 << gpio : 0));
+ return 0;
+}
+
+
+/* cansleep wrappers */
+#include <asm-generic/gpio.h>
+
+
+#endif /* __BCM947XX_GPIO_H */
+