[PATCH 5/7] ARM: dt: add header to define GPIO flags
Stephen Warren
swarren at wwwdotorg.org
Wed Mar 6 13:23:01 EST 2013
From: Stephen Warren <swarren at nvidia.com>
Many GPIO device tree bindings use the same flags. Create a header to
define those.
Signed-off-by: Stephen Warren <swarren at nvidia.com>
---
v2: Moved header. Added include guard.
---
include/dt-bindings/gpio/gpio.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
create mode 100644 include/dt-bindings/gpio/gpio.h
diff --git a/include/dt-bindings/gpio/gpio.h b/include/dt-bindings/gpio/gpio.h
new file mode 100644
index 0000000..e6b1e0a
--- /dev/null
+++ b/include/dt-bindings/gpio/gpio.h
@@ -0,0 +1,15 @@
+/*
+ * This header provides constants for most GPIO bindings.
+ *
+ * Most GPIO bindings include a flags cell as part of the GPIO specifier.
+ * In most cases, the format of the flags cell uses the standard values
+ * defined in this header.
+ */
+
+#ifndef _DT_BINDINGS_GPIO_GPIO_H
+#define _DT_BINDINGS_GPIO_GPIO_H
+
+#define GPIO_ACTIVE_HIGH 0
+#define GPIO_ACTIVE_LOW 1
+
+#endif
--
1.7.10.4
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