mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-15 06:55:13 +08:00
bfb0119758
Fixes following error, CC arch/arm/mach-omap2/usb-ehci.o arch/arm/mach-omap2/usb-ehci.c:263: error: implicit declaration of function 'DMA_BIT_MASK' arch/arm/mach-omap2/usb-ehci.c:263: error: initializer element is not constant make[1]: *** [arch/arm/mach-omap2/usb-ehci.o] Error 1 Signed-off-by: Amit Kucheria <amit.kucheria@canonical.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
396 lines
11 KiB
C
396 lines
11 KiB
C
/*
|
|
* linux/arch/arm/mach-omap2/usb-ehci.c
|
|
*
|
|
* This file will contain the board specific details for the
|
|
* Synopsys EHCI host controller on OMAP3430
|
|
*
|
|
* Copyright (C) 2007 Texas Instruments
|
|
* Author: Vikram Pandita <vikram.pandita@ti.com>
|
|
*
|
|
* Generalization by:
|
|
* Felipe Balbi <felipe.balbi@nokia.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/errno.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/dma-mapping.h>
|
|
|
|
#include <asm/io.h>
|
|
#include <plat/mux.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <mach/irqs.h>
|
|
#include <plat/usb.h>
|
|
|
|
#include "mux.h"
|
|
|
|
#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_EHCI_HCD_MODULE)
|
|
|
|
static struct resource ehci_resources[] = {
|
|
{
|
|
.start = OMAP34XX_EHCI_BASE,
|
|
.end = OMAP34XX_EHCI_BASE + SZ_1K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = OMAP34XX_UHH_CONFIG_BASE,
|
|
.end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = OMAP34XX_USBTLL_BASE,
|
|
.end = OMAP34XX_USBTLL_BASE + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{ /* general IRQ */
|
|
.start = INT_34XX_EHCI_IRQ,
|
|
.flags = IORESOURCE_IRQ,
|
|
}
|
|
};
|
|
|
|
static u64 ehci_dmamask = ~(u32)0;
|
|
static struct platform_device ehci_device = {
|
|
.name = "ehci-omap",
|
|
.id = 0,
|
|
.dev = {
|
|
.dma_mask = &ehci_dmamask,
|
|
.coherent_dma_mask = 0xffffffff,
|
|
.platform_data = NULL,
|
|
},
|
|
.num_resources = ARRAY_SIZE(ehci_resources),
|
|
.resource = ehci_resources,
|
|
};
|
|
|
|
/* MUX settings for EHCI pins */
|
|
/*
|
|
* setup_ehci_io_mux - initialize IO pad mux for USBHOST
|
|
*/
|
|
static void setup_ehci_io_mux(const enum ehci_hcd_omap_mode *port_mode)
|
|
{
|
|
switch (port_mode[0]) {
|
|
case EHCI_HCD_OMAP_MODE_PHY:
|
|
omap_mux_init_signal("hsusb1_stp", OMAP_PIN_OUTPUT);
|
|
omap_mux_init_signal("hsusb1_clk", OMAP_PIN_OUTPUT);
|
|
omap_mux_init_signal("hsusb1_dir", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_nxt", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data0", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data1", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data2", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data3", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data4", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data5", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data6", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_data7", OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case EHCI_HCD_OMAP_MODE_TLL:
|
|
omap_mux_init_signal("hsusb1_tll_stp",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
omap_mux_init_signal("hsusb1_tll_clk",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_dir",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_nxt",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data1",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data2",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data3",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data4",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data5",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data6",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb1_tll_data7",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case EHCI_HCD_OMAP_MODE_UNKNOWN:
|
|
/* FALLTHROUGH */
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (port_mode[1]) {
|
|
case EHCI_HCD_OMAP_MODE_PHY:
|
|
omap_mux_init_signal("hsusb2_stp", OMAP_PIN_OUTPUT);
|
|
omap_mux_init_signal("hsusb2_clk", OMAP_PIN_OUTPUT);
|
|
omap_mux_init_signal("hsusb2_dir", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_nxt", OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data1",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data2",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data3",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data4",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data5",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data6",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_data7",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case EHCI_HCD_OMAP_MODE_TLL:
|
|
omap_mux_init_signal("hsusb2_tll_stp",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
omap_mux_init_signal("hsusb2_tll_clk",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_dir",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_nxt",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data1",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data2",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data3",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data4",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data5",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data6",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb2_tll_data7",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case EHCI_HCD_OMAP_MODE_UNKNOWN:
|
|
/* FALLTHROUGH */
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (port_mode[2]) {
|
|
case EHCI_HCD_OMAP_MODE_PHY:
|
|
printk(KERN_WARNING "Port3 can't be used in PHY mode\n");
|
|
break;
|
|
case EHCI_HCD_OMAP_MODE_TLL:
|
|
omap_mux_init_signal("hsusb3_tll_stp",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
omap_mux_init_signal("hsusb3_tll_clk",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_dir",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_nxt",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data0",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data1",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data2",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data3",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data4",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data5",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data6",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
omap_mux_init_signal("hsusb3_tll_data7",
|
|
OMAP_PIN_INPUT_PULLDOWN);
|
|
break;
|
|
case EHCI_HCD_OMAP_MODE_UNKNOWN:
|
|
/* FALLTHROUGH */
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata)
|
|
{
|
|
platform_device_add_data(&ehci_device, pdata, sizeof(*pdata));
|
|
|
|
/* Setup Pin IO MUX for EHCI */
|
|
if (cpu_is_omap34xx())
|
|
setup_ehci_io_mux(pdata->port_mode);
|
|
|
|
if (platform_device_register(&ehci_device) < 0) {
|
|
printk(KERN_ERR "Unable to register HS-USB (EHCI) device\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
#else
|
|
|
|
void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata)
|
|
|
|
{
|
|
}
|
|
|
|
#endif /* CONFIG_USB_EHCI_HCD */
|
|
|
|
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
|
|
|
|
static struct resource ohci_resources[] = {
|
|
{
|
|
.start = OMAP34XX_OHCI_BASE,
|
|
.end = OMAP34XX_OHCI_BASE + SZ_1K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = OMAP34XX_UHH_CONFIG_BASE,
|
|
.end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = OMAP34XX_USBTLL_BASE,
|
|
.end = OMAP34XX_USBTLL_BASE + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{ /* general IRQ */
|
|
.start = INT_34XX_OHCI_IRQ,
|
|
.flags = IORESOURCE_IRQ,
|
|
}
|
|
};
|
|
|
|
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 */
|