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path: root/arch/mips/bcm47xx/gpio.c
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Diffstat (limited to 'arch/mips/bcm47xx/gpio.c')
-rw-r--r--arch/mips/bcm47xx/gpio.c82
1 files changed, 61 insertions, 21 deletions
diff --git a/arch/mips/bcm47xx/gpio.c b/arch/mips/bcm47xx/gpio.c
index e4a5ee9c9721..57b425fd4d41 100644
--- a/arch/mips/bcm47xx/gpio.c
+++ b/arch/mips/bcm47xx/gpio.c
@@ -20,42 +20,82 @@ static DECLARE_BITMAP(gpio_in_use, BCM47XX_EXTIF_GPIO_LINES);
int gpio_request(unsigned gpio, const char *tag)
{
- if (ssb_chipco_available(&ssb_bcm47xx.chipco) &&
- ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
- return -EINVAL;
+ switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+ case BCM47XX_BUS_TYPE_SSB:
+ if (ssb_chipco_available(&bcm47xx_bus.ssb.chipco) &&
+ ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
+ return -EINVAL;
- if (ssb_extif_available(&ssb_bcm47xx.extif) &&
- ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
- return -EINVAL;
+ if (ssb_extif_available(&bcm47xx_bus.ssb.extif) &&
+ ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
+ return -EINVAL;
- if (test_and_set_bit(gpio, gpio_in_use))
- return -EBUSY;
+ if (test_and_set_bit(gpio, gpio_in_use))
+ return -EBUSY;
- return 0;
+ return 0;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+ case BCM47XX_BUS_TYPE_BCMA:
+ if (gpio >= BCM47XX_CHIPCO_GPIO_LINES)
+ return -EINVAL;
+
+ if (test_and_set_bit(gpio, gpio_in_use))
+ return -EBUSY;
+
+ return 0;
+#endif
+ }
+ return -EINVAL;
}
EXPORT_SYMBOL(gpio_request);
void gpio_free(unsigned gpio)
{
- if (ssb_chipco_available(&ssb_bcm47xx.chipco) &&
- ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
- return;
+ switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+ case BCM47XX_BUS_TYPE_SSB:
+ if (ssb_chipco_available(&bcm47xx_bus.ssb.chipco) &&
+ ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
+ return;
+
+ if (ssb_extif_available(&bcm47xx_bus.ssb.extif) &&
+ ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
+ return;
- if (ssb_extif_available(&ssb_bcm47xx.extif) &&
- ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
+ clear_bit(gpio, gpio_in_use);
return;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+ case BCM47XX_BUS_TYPE_BCMA:
+ if (gpio >= BCM47XX_CHIPCO_GPIO_LINES)
+ return;
- clear_bit(gpio, gpio_in_use);
+ clear_bit(gpio, gpio_in_use);
+ return;
+#endif
+ }
}
EXPORT_SYMBOL(gpio_free);
int gpio_to_irq(unsigned gpio)
{
- if (ssb_chipco_available(&ssb_bcm47xx.chipco))
- return ssb_mips_irq(ssb_bcm47xx.chipco.dev) + 2;
- else if (ssb_extif_available(&ssb_bcm47xx.extif))
- return ssb_mips_irq(ssb_bcm47xx.extif.dev) + 2;
- else
- return -EINVAL;
+ switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+ case BCM47XX_BUS_TYPE_SSB:
+ if (ssb_chipco_available(&bcm47xx_bus.ssb.chipco))
+ return ssb_mips_irq(bcm47xx_bus.ssb.chipco.dev) + 2;
+ else if (ssb_extif_available(&bcm47xx_bus.ssb.extif))
+ return ssb_mips_irq(bcm47xx_bus.ssb.extif.dev) + 2;
+ else
+ return -EINVAL;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+ case BCM47XX_BUS_TYPE_BCMA:
+ return bcma_core_mips_irq(bcm47xx_bus.bcma.bus.drv_cc.core) + 2;
+#endif
+ }
+ return -EINVAL;
}
EXPORT_SYMBOL_GPL(gpio_to_irq);