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authorFelix Fietkau <nbd@openwrt.org>2008-10-18 21:43:30 +0000
committerFelix Fietkau <nbd@openwrt.org>2008-10-18 21:43:30 +0000
commit1e570a9288856bcd288a80115f2233c9c785706c (patch)
tree8491af08bde47e22f96c01e6f560206b3fd02a4a /target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h
parent487c622ac0c37f3cd26add56df9081ea7caf3835 (diff)
downloadupstream-1e570a9288856bcd288a80115f2233c9c785706c.tar.gz
upstream-1e570a9288856bcd288a80115f2233c9c785706c.tar.bz2
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change the way ./files* and the generic kernel files are applied. ./files now applies to *ALL* kernel versions, and is copied along with ./files-* - this gets rid of quite a bit of redundancy in the extra kernel drivers.
SVN-Revision: 13010
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 */
+