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+/*
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+ * arch/arm/mach-omap2/serial.c
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+ *
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+ * OMAP2 serial support.
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+ *
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+ * Copyright (C) 2005-2008 Nokia Corporation
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+ * Author: Paul Mundt <paul.mundt@nokia.com>
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+ *
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+ * Major rework for PM support by Kevin Hilman
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+ *
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+ * Based off of arch/arm/mach-omap/omap1/serial.c
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+ *
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+ * Copyright (C) 2009 Texas Instruments
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+ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com
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+ *
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+ * This file is subject to the terms and conditions of the GNU General Public
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+ * License. See the file "COPYING" in the main directory of this archive
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+ * for more details.
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+ */
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+#include <linux/kernel.h>
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+#include <linux/init.h>
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+#include <linux/clk.h>
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+#include <linux/io.h>
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+#include <linux/delay.h>
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+#include <linux/platform_device.h>
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+#include <linux/slab.h>
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+#include <linux/pm_runtime.h>
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+#include <linux/console.h>
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+#include <linux/omap-dma.h>
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+#include <linux/platform_data/serial-omap.h>
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+
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+#include "common.h"
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+#include "omap_hwmod.h"
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+#include "omap_device.h"
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+#include "omap-pm.h"
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+#include "soc.h"
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+#include "prm2xxx_3xxx.h"
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+#include "pm.h"
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+#include "cm2xxx_3xxx.h"
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+#include "prm-regbits-34xx.h"
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+#include "control.h"
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+#include "mux.h"
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+#include "serial.h"
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+
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+/*
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+ * NOTE: By default the serial auto_suspend timeout is disabled as it causes
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+ * lost characters over the serial ports. This means that the UART clocks will
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+ * stay on until power/autosuspend_delay is set for the uart from sysfs.
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+ * This also causes that any deeper omap sleep states are blocked.
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+ */
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+#define DEFAULT_AUTOSUSPEND_DELAY -1
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+
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+#define MAX_UART_HWMOD_NAME_LEN 16
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+
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+struct omap_uart_state {
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+ int num;
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+
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+ struct list_head node;
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+ struct omap_hwmod *oh;
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+ struct omap_device_pad default_omap_uart_pads[2];
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+};
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+
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+static LIST_HEAD(uart_list);
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+static u8 num_uarts;
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+static u8 console_uart_id = -1;
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+static u8 no_console_suspend;
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+static u8 uart_debug;
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+
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+#define DEFAULT_RXDMA_POLLRATE 1 /* RX DMA polling rate (us) */
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