summaryrefslogtreecommitdiffstats
path: root/kernel/include/dt-bindings/pinctrl/at91.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/include/dt-bindings/pinctrl/at91.h')
-rw-r--r--kernel/include/dt-bindings/pinctrl/at91.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/kernel/include/dt-bindings/pinctrl/at91.h b/kernel/include/dt-bindings/pinctrl/at91.h
new file mode 100644
index 000000000..bbca3d038
--- /dev/null
+++ b/kernel/include/dt-bindings/pinctrl/at91.h
@@ -0,0 +1,40 @@
+/*
+ * This header provides constants for most at91 pinctrl bindings.
+ *
+ * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * GPLv2 only
+ */
+
+#ifndef __DT_BINDINGS_AT91_PINCTRL_H__
+#define __DT_BINDINGS_AT91_PINCTRL_H__
+
+#define AT91_PINCTRL_NONE (0 << 0)
+#define AT91_PINCTRL_PULL_UP (1 << 0)
+#define AT91_PINCTRL_MULTI_DRIVE (1 << 1)
+#define AT91_PINCTRL_DEGLITCH (1 << 2)
+#define AT91_PINCTRL_PULL_DOWN (1 << 3)
+#define AT91_PINCTRL_DIS_SCHMIT (1 << 4)
+#define AT91_PINCTRL_DEBOUNCE (1 << 16)
+#define AT91_PINCTRL_DEBOUNCE_VAL(x) (x << 17)
+
+#define AT91_PINCTRL_PULL_UP_DEGLITCH (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
+
+#define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT (0x0 << 5)
+#define AT91_PINCTRL_DRIVE_STRENGTH_LOW (0x1 << 5)
+#define AT91_PINCTRL_DRIVE_STRENGTH_MED (0x2 << 5)
+#define AT91_PINCTRL_DRIVE_STRENGTH_HI (0x3 << 5)
+
+#define AT91_PIOA 0
+#define AT91_PIOB 1
+#define AT91_PIOC 2
+#define AT91_PIOD 3
+#define AT91_PIOE 4
+
+#define AT91_PERIPH_GPIO 0
+#define AT91_PERIPH_A 1
+#define AT91_PERIPH_B 2
+#define AT91_PERIPH_C 3
+#define AT91_PERIPH_D 4
+
+#endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */