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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-02-08 02:34:18 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-02-08 02:34:18 +0000
commit4238a3aeadb97d101b1a5051f922743b8ba34e4d (patch)
tree83ecf51f2e0471e80e7ee1e43340db25768c4c05 /target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h
parentb89ba4c713c6c315103c84fea2bed1d451820c58 (diff)
update work in progress rewritten bcm947xx code. wifi and usb seem to be working, flash access still has problems
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6276 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h')
-rw-r--r--target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h b/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h
new file mode 100644
index 0000000000..2999a255f0
--- /dev/null
+++ b/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h
@@ -0,0 +1,88 @@
+#ifndef __BCM947XX_GPIO_H
+#define __BCM947XX_GPIO_H
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_driver_chipcommon.h>
+#include <linux/ssb/ssb_driver_extif.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)
+{
+ if (ssb.chipco->dev)
+ ssb_chipco_gpioouten(&ssb.chipco, 1 << gpio, 0);
+ else if (ssb.extif->dev)
+ ssb_extif_gpioouten(&ssb.extif, 1 << gpio, 0);
+ else
+ return -EINVAL;
+ return 0;
+}
+
+static inline int gpio_direction_output(unsigned gpio)
+{
+ if (ssb.chipco->dev)
+ ssb_chipco_gpioouten(&ssb.chipco, 1 << gpio, 1 << gpio);
+ else if (ssb.extif->dev)
+ ssb_extif_gpioouten(&ssb.extif, 1 << gpio, 1 << gpio);
+ else
+ return -EINVAL;
+
+ 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)
+{
+ if (ssb.chipco->dev)
+ return ssb_chipco_gpioin(&ssb.chipco, 1 << gpio) ? 1 : 0;
+ else if (ssb.extif->dev)
+ return ssb_extif_gpioin(&ssb.extif, 1 << gpio) ? 1 : 0;
+ else
+ return 0;
+}
+
+static inline int gpio_set_value(unsigned gpio, int value)
+{
+ if (ssb.chipco->dev)
+ ssb_chipco_gpioout(&ssb.chipco, 1 << gpio, (value ? 1 << gpio : 0));
+ else if (ssb.extif->dev)
+ ssb_extif_gpioout(&ssb.extif, 1 << gpio, (value ? 1 << gpio : 0));
+
+ return 0;
+}
+
+
+/* cansleep wrappers */
+#include <asm-generic/gpio.h>
+
+
+#endif /* __BCM947XX_GPIO_H */
+