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-rw-r--r--include/dt-bindings/pinctrl/dra.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/include/dt-bindings/pinctrl/dra.h b/include/dt-bindings/pinctrl/dra.h
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+++ b/include/dt-bindings/pinctrl/dra.h
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+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * This header provides constants for DRA pinctrl bindings.
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ * Author: Rajendra Nayak <rnayak@ti.com>
+ */
+
+#ifndef _DT_BINDINGS_PINCTRL_DRA_H
+#define _DT_BINDINGS_PINCTRL_DRA_H
+
+/* DRA7 mux mode options for each pin. See TRM for options */
+#define MUX_MODE0 0x0
+#define MUX_MODE1 0x1
+#define MUX_MODE2 0x2
+#define MUX_MODE3 0x3
+#define MUX_MODE4 0x4
+#define MUX_MODE5 0x5
+#define MUX_MODE6 0x6
+#define MUX_MODE7 0x7
+#define MUX_MODE8 0x8
+#define MUX_MODE9 0x9
+#define MUX_MODE10 0xa
+#define MUX_MODE11 0xb
+#define MUX_MODE12 0xc
+#define MUX_MODE13 0xd
+#define MUX_MODE14 0xe
+#define MUX_MODE15 0xf
+
+/* Certain pins need virtual mode, but note: they may glitch */
+#define MUX_VIRTUAL_MODE0 (MODE_SELECT | (0x0 << 4))
+#define MUX_VIRTUAL_MODE1 (MODE_SELECT | (0x1 << 4))
+#define MUX_VIRTUAL_MODE2 (MODE_SELECT | (0x2 << 4))
+#define MUX_VIRTUAL_MODE3 (MODE_SELECT | (0x3 << 4))
+#define MUX_VIRTUAL_MODE4 (MODE_SELECT | (0x4 << 4))
+#define MUX_VIRTUAL_MODE5 (MODE_SELECT | (0x5 << 4))
+#define MUX_VIRTUAL_MODE6 (MODE_SELECT | (0x6 << 4))
+#define MUX_VIRTUAL_MODE7 (MODE_SELECT | (0x7 << 4))
+#define MUX_VIRTUAL_MODE8 (MODE_SELECT | (0x8 << 4))
+#define MUX_VIRTUAL_MODE9 (MODE_SELECT | (0x9 << 4))
+#define MUX_VIRTUAL_MODE10 (MODE_SELECT | (0xa << 4))
+#define MUX_VIRTUAL_MODE11 (MODE_SELECT | (0xb << 4))
+#define MUX_VIRTUAL_MODE12 (MODE_SELECT | (0xc << 4))
+#define MUX_VIRTUAL_MODE13 (MODE_SELECT | (0xd << 4))
+#define MUX_VIRTUAL_MODE14 (MODE_SELECT | (0xe << 4))
+#define MUX_VIRTUAL_MODE15 (MODE_SELECT | (0xf << 4))
+
+#define MODE_SELECT (1 << 8)
+
+#define PULL_ENA (0 << 16)
+#define PULL_DIS (1 << 16)
+#define PULL_UP (1 << 17)
+#define INPUT_EN (1 << 18)
+#define SLEWCONTROL (1 << 19)
+#define WAKEUP_EN (1 << 24)
+#define WAKEUP_EVENT (1 << 25)
+
+/* Active pin states */
+#define PIN_OUTPUT (0 | PULL_DIS)
+#define PIN_OUTPUT_PULLUP (PULL_UP)
+#define PIN_OUTPUT_PULLDOWN (0)
+#define PIN_INPUT (INPUT_EN | PULL_DIS)
+#define PIN_INPUT_SLEW (INPUT_EN | SLEWCONTROL)
+#define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP)
+#define PIN_INPUT_PULLDOWN (PULL_ENA | INPUT_EN)
+
+/*
+ * Macro to allow using the absolute physical address instead of the
+ * padconf registers instead of the offset from padconf base.
+ */
+#define DRA7XX_CORE_IOPAD(pa, val) (((pa) & 0xffff) - 0x3400) (val)
+
+/* DRA7 IODELAY configuration parameters */
+#define A_DELAY_PS(val) ((val) & 0xffff)
+#define G_DELAY_PS(val) ((val) & 0xffff)
+#endif
+