ARM: dts: OMAP2+: Header file for pinctrl constants

Most of the constants are taken from arch/arm/mach-omap2/mux.h.
Define some others for the PIN_OUTPUT_* flavours.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>

include/dt-bindings/pinctrl/omap.h

+/*
+ * This header provides constants for OMAP pinctrl bindings.
+ *
+ * Copyright (C) 2009 Nokia
+ * Copyright (C) 2009-2010 Texas Instruments
+ */
+
+/* 34xx mux mode options for each pin. See TRM for options */
+#define MUX_MODE0	0
+#define MUX_MODE1	1
+#define MUX_MODE2	2
+#define MUX_MODE3	3
+#define MUX_MODE4	4
+#define MUX_MODE5	5
+#define MUX_MODE6	6
+#define MUX_MODE7	7
+
+/* 24xx/34xx mux bit defines */
+#define PULL_ENA		(1 << 3)
+#define PULL_UP			(1 << 4)
+#define ALTELECTRICALSEL	(1 << 5)
+
+/* 34xx specific mux bit defines */
+#define INPUT_EN		(1 << 8)
+#define OFF_EN			(1 << 9)
+#define OFFOUT_EN		(1 << 10)
+#define OFFOUT_VAL		(1 << 11)
+#define OFF_PULL_EN		(1 << 12)
+#define OFF_PULL_UP		(1 << 13)
+#define WAKEUP_EN		(1 << 14)
+
+/* 44xx specific mux bit defines */
+#define WAKEUP_EVENT		(1 << 15)
+
+/* Active pin states */
+#define PIN_OUTPUT		0
+#define PIN_OUTPUT_PULLUP	(PIN_OUTPUT | PULL_ENA | PULL_UP)
+#define PIN_OUTPUT_PULLDOWN	(PIN_OUTPUT | PULL_ENA)
+#define PIN_INPUT		INPUT_EN
+#define PIN_INPUT_PULLUP	(PULL_ENA | INPUT_EN | PULL_UP)
+#define PIN_INPUT_PULLDOWN	(PULL_ENA | INPUT_EN)
+
+/* Off mode states */
+#define PIN_OFF_NONE		0
+#define PIN_OFF_OUTPUT_HIGH	(OFF_EN | OFFOUT_EN | OFFOUT_VAL)
+#define PIN_OFF_OUTPUT_LOW	(OFF_EN | OFFOUT_EN)
+#define PIN_OFF_INPUT_PULLUP	(OFF_EN | OFF_PULL_EN | OFF_PULL_UP)
+#define PIN_OFF_INPUT_PULLDOWN	(OFF_EN | OFF_PULL_EN)
+#define PIN_OFF_WAKEUPENABLE	WAKEUP_EN
+