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a8480ea0be
We already have both EHCI and OHCI there, so let's rename to be sure everybody will understand the entire USB HOST functionality is setup on this file. Signed-off-by: Felipe Balbi <balbi@ti.com>
532 lines
16 KiB
C
532 lines
16 KiB
C
/*
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* usb-host.c - OMAP USB Host
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*
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* This file will contain the board specific details for the
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* Synopsys EHCI/OHCI host controller on OMAP3430 and onwards
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*
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* Copyright (C) 2007-2011 Texas Instruments
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* Author: Vikram Pandita <vikram.pandita@ti.com>
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*
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* Generalization by:
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* Felipe Balbi <balbi@ti.com>
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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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#include <linux/types.h>
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#include <linux/errno.h>
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#include <linux/delay.h>
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#include <linux/platform_device.h>
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#include <linux/clk.h>
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#include <linux/dma-mapping.h>
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#include <asm/io.h>
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#include <mach/hardware.h>
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#include <mach/irqs.h>
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#include <plat/usb.h>
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#include "mux.h"
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#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_EHCI_HCD_MODULE)
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static struct resource ehci_resources[] = {
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{
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.flags = IORESOURCE_MEM,
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},
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{
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.flags = IORESOURCE_MEM,
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},
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{
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.flags = IORESOURCE_MEM,
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},
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{ /* general IRQ */
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.flags = IORESOURCE_IRQ,
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}
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};
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static u64 ehci_dmamask = ~(u32)0;
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static struct platform_device ehci_device = {
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.name = "ehci-omap",
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.id = 0,
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.dev = {
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.dma_mask = &ehci_dmamask,
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.coherent_dma_mask = 0xffffffff,
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.platform_data = NULL,
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},
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.num_resources = ARRAY_SIZE(ehci_resources),
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.resource = ehci_resources,
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};
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/* MUX settings for EHCI pins */
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/*
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* setup_ehci_io_mux - initialize IO pad mux for USBHOST
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*/
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static void setup_ehci_io_mux(const enum ehci_hcd_omap_mode *port_mode)
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{
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switch (port_mode[0]) {
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case EHCI_HCD_OMAP_MODE_PHY:
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omap_mux_init_signal("hsusb1_stp", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("hsusb1_clk", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("hsusb1_dir", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_nxt", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data0", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data1", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data2", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data3", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data4", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data5", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data6", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_data7", OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_TLL:
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omap_mux_init_signal("hsusb1_tll_stp",
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OMAP_PIN_INPUT_PULLUP);
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omap_mux_init_signal("hsusb1_tll_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb1_tll_data7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_UNKNOWN:
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/* FALLTHROUGH */
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default:
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break;
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}
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switch (port_mode[1]) {
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case EHCI_HCD_OMAP_MODE_PHY:
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omap_mux_init_signal("hsusb2_stp", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("hsusb2_clk", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("hsusb2_dir", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_nxt", OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_data7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_TLL:
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omap_mux_init_signal("hsusb2_tll_stp",
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OMAP_PIN_INPUT_PULLUP);
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omap_mux_init_signal("hsusb2_tll_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb2_tll_data7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_UNKNOWN:
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/* FALLTHROUGH */
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default:
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break;
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}
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switch (port_mode[2]) {
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case EHCI_HCD_OMAP_MODE_PHY:
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printk(KERN_WARNING "Port3 can't be used in PHY mode\n");
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break;
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case EHCI_HCD_OMAP_MODE_TLL:
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omap_mux_init_signal("hsusb3_tll_stp",
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OMAP_PIN_INPUT_PULLUP);
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omap_mux_init_signal("hsusb3_tll_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("hsusb3_tll_data7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_UNKNOWN:
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/* FALLTHROUGH */
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default:
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break;
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}
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return;
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}
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static void setup_4430ehci_io_mux(const enum ehci_hcd_omap_mode *port_mode)
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{
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switch (port_mode[0]) {
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case EHCI_HCD_OMAP_MODE_PHY:
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omap_mux_init_signal("usbb1_ulpiphy_stp",
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OMAP_PIN_OUTPUT);
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omap_mux_init_signal("usbb1_ulpiphy_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpiphy_dat7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_TLL:
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omap_mux_init_signal("usbb1_ulpitll_stp",
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OMAP_PIN_INPUT_PULLUP);
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omap_mux_init_signal("usbb1_ulpitll_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb1_ulpitll_dat7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_UNKNOWN:
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default:
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break;
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}
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switch (port_mode[1]) {
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case EHCI_HCD_OMAP_MODE_PHY:
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omap_mux_init_signal("usbb2_ulpiphy_stp",
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OMAP_PIN_OUTPUT);
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omap_mux_init_signal("usbb2_ulpiphy_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpiphy_dat7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_TLL:
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omap_mux_init_signal("usbb2_ulpitll_stp",
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OMAP_PIN_INPUT_PULLUP);
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omap_mux_init_signal("usbb2_ulpitll_clk",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dir",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_nxt",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat0",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat1",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat2",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat3",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat4",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat5",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat6",
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OMAP_PIN_INPUT_PULLDOWN);
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omap_mux_init_signal("usbb2_ulpitll_dat7",
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OMAP_PIN_INPUT_PULLDOWN);
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break;
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case EHCI_HCD_OMAP_MODE_UNKNOWN:
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default:
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break;
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}
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}
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void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata)
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{
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platform_device_add_data(&ehci_device, pdata, sizeof(*pdata));
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/* Setup Pin IO MUX for EHCI */
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if (cpu_is_omap34xx()) {
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ehci_resources[0].start = OMAP34XX_EHCI_BASE;
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ehci_resources[0].end = OMAP34XX_EHCI_BASE + SZ_1K - 1;
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ehci_resources[1].start = OMAP34XX_UHH_CONFIG_BASE;
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ehci_resources[1].end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1;
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ehci_resources[2].start = OMAP34XX_USBTLL_BASE;
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ehci_resources[2].end = OMAP34XX_USBTLL_BASE + SZ_4K - 1;
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ehci_resources[3].start = INT_34XX_EHCI_IRQ;
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setup_ehci_io_mux(pdata->port_mode);
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} else if (cpu_is_omap44xx()) {
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ehci_resources[0].start = OMAP44XX_HSUSB_EHCI_BASE;
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ehci_resources[0].end = OMAP44XX_HSUSB_EHCI_BASE + SZ_1K - 1;
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ehci_resources[1].start = OMAP44XX_UHH_CONFIG_BASE;
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ehci_resources[1].end = OMAP44XX_UHH_CONFIG_BASE + SZ_2K - 1;
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ehci_resources[2].start = OMAP44XX_USBTLL_BASE;
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ehci_resources[2].end = OMAP44XX_USBTLL_BASE + SZ_4K - 1;
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ehci_resources[3].start = OMAP44XX_IRQ_EHCI;
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setup_4430ehci_io_mux(pdata->port_mode);
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}
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ehci_resources[0].name = "ehci";
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ehci_resources[1].name = "uhh";
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ehci_resources[2].name = "tll";
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ehci_resources[3].name = "irq";
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if (platform_device_register(&ehci_device) < 0) {
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printk(KERN_ERR "Unable to register HS-USB (EHCI) device\n");
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return;
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}
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}
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#else
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void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata)
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{
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}
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#endif /* CONFIG_USB_EHCI_HCD */
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#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
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static struct resource ohci_resources[] = {
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{
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.name = "ohci",
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.start = OMAP34XX_OHCI_BASE,
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.end = OMAP34XX_OHCI_BASE + SZ_1K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "uhh",
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.start = OMAP34XX_UHH_CONFIG_BASE,
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.end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "tll",
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.start = OMAP34XX_USBTLL_BASE,
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.end = OMAP34XX_USBTLL_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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{ /* general IRQ */
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.name = "irq",
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.start = INT_34XX_OHCI_IRQ,
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.flags = IORESOURCE_IRQ,
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}
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};
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static u64 ohci_dmamask = DMA_BIT_MASK(32);
|
|
|
|
static struct platform_device ohci_device = {
|
|
.name = "ohci-omap3",
|
|
.id = 0,
|
|
.dev = {
|
|
.dma_mask = &ohci_dmamask,
|
|
.coherent_dma_mask = 0xffffffff,
|
|
},
|
|
.num_resources = ARRAY_SIZE(ohci_resources),
|
|
.resource = ohci_resources,
|
|
};
|
|
|
|
static void setup_ohci_io_mux(const enum ohci_omap3_port_mode *port_mode)
|
|
{
|
|
switch (port_mode[0]) {
|
|
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
|
|
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
|
|
omap_mux_init_signal("mm1_rxdp",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("mm1_rxdm",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
|
|
case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
|
|
omap_mux_init_signal("mm1_rxrcv",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
|
|
omap_mux_init_signal("mm1_txen_n", OMAP_PIN_OUTPUT);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
|
|
omap_mux_init_signal("mm1_txse0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("mm1_txdat",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case OMAP_OHCI_PORT_MODE_UNUSED:
|
|
/* FALLTHROUGH */
|
|
default:
|
|
break;
|
|
}
|
|
switch (port_mode[1]) {
|
|
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
|
|
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
|
|
omap_mux_init_signal("mm2_rxdp",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("mm2_rxdm",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
|
|
case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
|
|
omap_mux_init_signal("mm2_rxrcv",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
|
|
omap_mux_init_signal("mm2_txen_n", OMAP_PIN_OUTPUT);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
|
|
omap_mux_init_signal("mm2_txse0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("mm2_txdat",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case OMAP_OHCI_PORT_MODE_UNUSED:
|
|
/* FALLTHROUGH */
|
|
default:
|
|
break;
|
|
}
|
|
switch (port_mode[2]) {
|
|
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
|
|
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
|
|
omap_mux_init_signal("mm3_rxdp",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("mm3_rxdm",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
|
|
case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
|
|
omap_mux_init_signal("mm3_rxrcv",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
|
|
omap_mux_init_signal("mm3_txen_n", OMAP_PIN_OUTPUT);
|
|
/* FALLTHROUGH */
|
|
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
|
|
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
|
|
omap_mux_init_signal("mm3_txse0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("mm3_txdat",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case OMAP_OHCI_PORT_MODE_UNUSED:
|
|
/* FALLTHROUGH */
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void __init usb_ohci_init(const struct ohci_hcd_omap_platform_data *pdata)
|
|
{
|
|
platform_device_add_data(&ohci_device, pdata, sizeof(*pdata));
|
|
|
|
/* Setup Pin IO MUX for OHCI */
|
|
if (cpu_is_omap34xx())
|
|
setup_ohci_io_mux(pdata->port_mode);
|
|
|
|
if (platform_device_register(&ohci_device) < 0) {
|
|
pr_err("Unable to register FS-USB (OHCI) device\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
#else
|
|
|
|
void __init usb_ohci_init(const struct ohci_hcd_omap_platform_data *pdata)
|
|
{
|
|
}
|
|
|
|
#endif /* CONFIG_USB_OHCI_HCD */
|