#ifndef __DIAG_GPIO_H
#define __DIAG_GPIO_H
+#include <linux/interrupt.h>
+
+#ifndef BCMDRIVER
+#include <linux/ssb/ssb_embedded.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+#include <linux/gpio.h>
+#define ssb ssb_bcm47xx
+#endif
+extern struct ssb_bus ssb;
+
+
+static inline u32 gpio_in(void)
+{
+ return ssb_gpio_in(&ssb, ~0);
+}
+
+static inline u32 gpio_out(u32 mask, u32 value)
+{
+ return ssb_gpio_out(&ssb, mask, value);
+}
+
+static inline u32 gpio_outen(u32 mask, u32 value)
+{
+ return ssb_gpio_outen(&ssb, mask, value);
+}
+
+static inline u32 gpio_control(u32 mask, u32 value)
+{
+ return ssb_gpio_control(&ssb, mask, value);
+}
+
+static inline u32 gpio_intmask(u32 mask, u32 value)
+{
+ return ssb_gpio_intmask(&ssb, mask, value);
+}
+
+static inline u32 gpio_intpolarity(u32 mask, u32 value)
+{
+ return ssb_gpio_polarity(&ssb, mask, value);
+}
+
+static inline u32 __ssb_write32_masked(struct ssb_device *dev, u16 offset,
+ u32 mask, u32 value)
+{
+ value &= mask;
+ value |= ssb_read32(dev, offset) & ~mask;
+ ssb_write32(dev, offset, value);
+ return value;
+}
+
+static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
+{
+ int irq;
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+ irq = gpio_to_irq(0);
+ if (irq == -EINVAL) return;
+#else
+ if (ssb.chipco.dev)
+ irq = ssb_mips_irq(ssb.chipco.dev) + 2;
+ else if (ssb.extif.dev)
+ irq = ssb_mips_irq(ssb.extif.dev) + 2;
+ else return;
+#endif
+
+ if (enabled) {
+ if (request_irq(irq, handler, IRQF_SHARED | IRQF_SAMPLE_RANDOM, "gpio", handler))
+ return;
+ } else {
+ free_irq(irq, handler);
+ }
+
+ if (ssb.chipco.dev)
+ __ssb_write32_masked(ssb.chipco.dev, SSB_CHIPCO_IRQMASK, SSB_CHIPCO_IRQ_GPIO, (enabled ? SSB_CHIPCO_IRQ_GPIO : 0));
+}
+
+#else
#include <typedefs.h>
#include <osl.h>
#define sbh_lock bcm947xx_sbh_lock
#endif
-#define EXTIF_ADDR 0x1f000000
-#define EXTIF_UART (EXTIF_ADDR + 0x00800000)
-
-#define GPIO_TYPE_NORMAL (0x0 << 24)
-#define GPIO_TYPE_EXTIF (0x1 << 24)
-#define GPIO_TYPE_MASK (0xf << 24)
-
extern void *sbh;
extern spinlock_t sbh_lock;
spin_unlock_irqrestore(sbh_lock, flags);
}
+#endif /* BCMDRIVER */
+
+#define EXTIF_ADDR 0x1f000000
+#define EXTIF_UART (EXTIF_ADDR + 0x00800000)
+
+#define GPIO_TYPE_NORMAL (0x0 << 24)
+#define GPIO_TYPE_EXTIF (0x1 << 24)
+#define GPIO_TYPE_MASK (0xf << 24)
+
static inline void gpio_set_extif(int gpio, int value)
{
volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (gpio & ~GPIO_TYPE_MASK);
*addr;
}
-
-#endif
+#endif /* __DIAG_GPIO_H */