linux/arch/arm/mach-omap2/board-am3517crane.c
Arnd Bergmann 6e7f7cfce2 These changes contain the OMAP USB related platform data changes
that were dropped from linux next because of the merge conflicts
 as requested by me and Olof. The reason was that at this point
 we really should be able to do the arch/arm related changes
 separately from driver changes to avoid dependencies between
 branches.
 
 These patches were initially part of the USB related MFD patches.
 Based on our comments, Roger Quadros quickly reworked these
 patches into a shared branch between ARM SoC tree and the MFD
 tree, then separate patches for the OMAP platform data and
 MFD driver.
 
 Note that this branch will conflict with c1d1cd597f
 ("ARM: OMAP2+: omap_device: remove obsolete pm_lats and
 early_device code"). Please see http://lkml.org/lkml/2013/2/11/16
 for the merge resolution.
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Merge tag 'omap-for-v3.9/usb-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

These changes contain the OMAP USB related platform data changes
that were dropped from linux next because of the merge conflicts
as requested by me and Olof. The reason was that at this point
we really should be able to do the arch/arm related changes
separately from driver changes to avoid dependencies between
branches.

These patches were initially part of the USB related MFD patches.
Based on our comments, Roger Quadros quickly reworked these
patches into a shared branch between ARM SoC tree and the MFD
tree, then separate patches for the OMAP platform data and
MFD driver.

Note that this branch will conflict with c1d1cd597f
("ARM: OMAP2+: omap_device: remove obsolete pm_lats and
early_device code"). Please see http://lkml.org/lkml/2013/2/11/16
for the merge resolution.

[arnd - resolved the merge conflict]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-02-19 20:54:25 +01:00

98 lines
2.6 KiB
C

/*
* Support for AM3517/05 Craneboard
* http://www.mistralsolutions.com/products/craneboard.php
*
* Copyright (C) 2010 Mistral Solutions Pvt Ltd. <www.mistralsolutions.com>
* Author: R.Srinath <srinath@mistralsolutions.com>
*
* Based on mach-omap2/board-am3517evm.c
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
* whether express or implied; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include "common.h"
#include "am35xx-emac.h"
#include "mux.h"
#include "control.h"
#define GPIO_USB_POWER 35
#define GPIO_USB_NRESET 38
#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
.phy_reset = true,
.reset_gpio_port[0] = GPIO_USB_NRESET,
.reset_gpio_port[1] = -EINVAL,
.reset_gpio_port[2] = -EINVAL
};
static void __init am3517_crane_init(void)
{
int ret;
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
omap_serial_init();
omap_sdrc_init(NULL, NULL);
/* Configure GPIO for EHCI port */
if (omap_mux_init_gpio(GPIO_USB_NRESET, OMAP_PIN_OUTPUT)) {
pr_err("Can not configure mux for GPIO_USB_NRESET %d\n",
GPIO_USB_NRESET);
return;
}
if (omap_mux_init_gpio(GPIO_USB_POWER, OMAP_PIN_OUTPUT)) {
pr_err("Can not configure mux for GPIO_USB_POWER %d\n",
GPIO_USB_POWER);
return;
}
ret = gpio_request_one(GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH,
"usb_ehci_enable");
if (ret < 0) {
pr_err("Can not request GPIO %d\n", GPIO_USB_POWER);
return;
}
usbhs_init(&usbhs_bdata);
am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
}
MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = am35xx_init_early,
.init_irq = omap3_init_irq,
.handle_irq = omap3_intc_handle_irq,
.init_machine = am3517_crane_init,
.init_late = am35xx_init_late,
.init_time = omap3_sync32k_timer_init,
.restart = omap3xxx_restart,
MACHINE_END