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+/*
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+ * Copyright (C) 2009 Nokia
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+ * Copyright (C) 2009-2010 Texas Instruments
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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+ */
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+
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+#include "mux2420.h"
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+#include "mux2430.h"
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+#include "mux34xx.h"
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+#include "mux44xx.h"
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+
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+#define OMAP_MUX_TERMINATOR 0xffff
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+
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+/* 34xx mux mode options for each pin. See TRM for options */
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+#define OMAP_MUX_MODE0 0
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+#define OMAP_MUX_MODE1 1
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+#define OMAP_MUX_MODE2 2
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+#define OMAP_MUX_MODE3 3
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+#define OMAP_MUX_MODE4 4
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+#define OMAP_MUX_MODE5 5
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+#define OMAP_MUX_MODE6 6
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+#define OMAP_MUX_MODE7 7
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+
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+/* 24xx/34xx mux bit defines */
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+#define OMAP_PULL_ENA (1 << 3)
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+#define OMAP_PULL_UP (1 << 4)
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+#define OMAP_ALTELECTRICALSEL (1 << 5)
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+
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+/* 34xx specific mux bit defines */
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+#define OMAP_INPUT_EN (1 << 8)
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+#define OMAP_OFF_EN (1 << 9)
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+#define OMAP_OFFOUT_EN (1 << 10)
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+#define OMAP_OFFOUT_VAL (1 << 11)
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+#define OMAP_OFF_PULL_EN (1 << 12)
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+#define OMAP_OFF_PULL_UP (1 << 13)
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+#define OMAP_WAKEUP_EN (1 << 14)
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+
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+/* 44xx specific mux bit defines */
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+#define OMAP_WAKEUP_EVENT (1 << 15)
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+
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+/* Active pin states */
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+#define OMAP_PIN_OUTPUT 0
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+#define OMAP_PIN_INPUT OMAP_INPUT_EN
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+#define OMAP_PIN_INPUT_PULLUP (OMAP_PULL_ENA | OMAP_INPUT_EN \
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+ | OMAP_PULL_UP)
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+#define OMAP_PIN_INPUT_PULLDOWN (OMAP_PULL_ENA | OMAP_INPUT_EN)
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+
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+/* Off mode states */
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+#define OMAP_PIN_OFF_NONE 0
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+#define OMAP_PIN_OFF_OUTPUT_HIGH (OMAP_OFF_EN | OMAP_OFFOUT_EN \
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+ | OMAP_OFFOUT_VAL)
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+#define OMAP_PIN_OFF_OUTPUT_LOW (OMAP_OFF_EN | OMAP_OFFOUT_EN)
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+#define OMAP_PIN_OFF_INPUT_PULLUP (OMAP_OFF_EN | OMAP_OFF_PULL_EN \
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+ | OMAP_OFF_PULL_UP)
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+#define OMAP_PIN_OFF_INPUT_PULLDOWN (OMAP_OFF_EN | OMAP_OFF_PULL_EN)
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+#define OMAP_PIN_OFF_WAKEUPENABLE OMAP_WAKEUP_EN
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+
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+#define OMAP_MODE_GPIO(partition, x) (((x) & OMAP_MUX_MODE7) == \
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+ partition->gpio)
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+#define OMAP_MODE_UART(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0)
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+
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+/* Flags for omapX_mux_init */
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+#define OMAP_PACKAGE_MASK 0xffff
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+#define OMAP_PACKAGE_CBS 8 /* 547-pin 0.40 0.40 */
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+#define OMAP_PACKAGE_CBL 7 /* 547-pin 0.40 0.40 */
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+#define OMAP_PACKAGE_CBP 6 /* 515-pin 0.40 0.50 */
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+#define OMAP_PACKAGE_CUS 5 /* 423-pin 0.65 */
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+#define OMAP_PACKAGE_CBB 4 /* 515-pin 0.40 0.50 */
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+#define OMAP_PACKAGE_CBC 3 /* 515-pin 0.50 0.65 */
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+#define OMAP_PACKAGE_ZAC 2 /* 24xx 447-pin POP */
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+#define OMAP_PACKAGE_ZAF 1 /* 2420 447-pin SIP */
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+
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+
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+#define OMAP_MUX_NR_MODES 8 /* Available modes */
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+#define OMAP_MUX_NR_SIDES 2 /* Bottom & top */
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+
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+/*
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+ * omap_mux_init flags definition:
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+ *
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+ * OMAP_GPIO_MUX_MODE, bits 0-2: gpio muxing mode, same like pad control
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+ * register which includes values from 0-7.
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+ * OMAP_MUX_REG_8BIT: Ensure that access to padconf is done in 8 bits.
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+ * The default value is 16 bits.
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+ */
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+#define OMAP_MUX_GPIO_IN_MODE0 OMAP_MUX_MODE0
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+#define OMAP_MUX_GPIO_IN_MODE1 OMAP_MUX_MODE1
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+#define OMAP_MUX_GPIO_IN_MODE2 OMAP_MUX_MODE2
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+#define OMAP_MUX_GPIO_IN_MODE3 OMAP_MUX_MODE3
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+#define OMAP_MUX_GPIO_IN_MODE4 OMAP_MUX_MODE4
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+#define OMAP_MUX_GPIO_IN_MODE5 OMAP_MUX_MODE5
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+#define OMAP_MUX_GPIO_IN_MODE6 OMAP_MUX_MODE6
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+#define OMAP_MUX_GPIO_IN_MODE7 OMAP_MUX_MODE7
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+#define OMAP_MUX_REG_8BIT (1 << 3)
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+
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+/**
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+ * struct omap_board_data - board specific device data
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+ * @id: instance id
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+ * @flags: additional flags for platform init code
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+ * @pads: array of device specific pads
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+ * @pads_cnt: ARRAY_SIZE() of pads
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+ */
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+struct omap_board_data {
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+ int id;
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+ u32 flags;
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+ struct omap_device_pad *pads;
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+ int pads_cnt;
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+};
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+
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+/**
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+ * struct mux_partition - contain partition related information
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+ * @name: name of the current partition
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+ * @flags: flags specific to this partition
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+ * @gpio: gpio mux mode
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+ * @phys: physical address
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+ * @size: partition size
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+ * @base: virtual address after ioremap
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+ * @muxmodes: list of nodes that belong to a partition
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+ * @node: list node for the partitions linked list
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+ */
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+struct omap_mux_partition {
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+ const char *name;
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+ u32 flags;
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+ u32 gpio;
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+ u32 phys;
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+ u32 size;
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+ void __iomem *base;
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+ struct list_head muxmodes;
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+ struct list_head node;
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+};
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+
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+/**
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+ * struct omap_mux - data for omap mux register offset and it's value
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+ * @reg_offset: mux register offset from the mux base
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+ * @gpio: GPIO number
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+ * @muxnames: available signal modes for a ball
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+ * @balls: available balls on the package
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+ */
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+struct omap_mux {
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+ u16 reg_offset;
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+ u16 gpio;
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+#ifdef CONFIG_OMAP_MUX
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+ char *muxnames[OMAP_MUX_NR_MODES];
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+#ifdef CONFIG_DEBUG_FS
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+ char *balls[OMAP_MUX_NR_SIDES];
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+#endif
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+#endif
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+};
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+
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+/**
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+ * struct omap_ball - data for balls on omap package
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+ * @reg_offset: mux register offset from the mux base
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+ * @balls: available balls on the package
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+ */
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+struct omap_ball {
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+ u16 reg_offset;
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+ char *balls[OMAP_MUX_NR_SIDES];
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+};
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+
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+/**
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+ * struct omap_board_mux - data for initializing mux registers
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+ * @reg_offset: mux register offset from the mux base
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+ * @mux_value: desired mux value to set
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+ */
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+struct omap_board_mux {
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+ u16 reg_offset;
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