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/*
* Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
* Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.com>
*
* 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; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/memory.h>
#include <asm/mach/map.h>
#include "common.h"
#include "devices-imx25.h"
#include "ehci.h"
#include "eukrea-baseboards.h"
#include "hardware.h"
#include "iomux-mx25.h"
#include "mx25.h"
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static iomux_v3_cfg_t eukrea_cpuimx25_pads[] = {
/* FEC - RMII */
MX25_PAD_FEC_MDC__FEC_MDC,
MX25_PAD_FEC_MDIO__FEC_MDIO,
MX25_PAD_FEC_TDATA0__FEC_TDATA0,
MX25_PAD_FEC_TDATA1__FEC_TDATA1,
MX25_PAD_FEC_TX_EN__FEC_TX_EN,
MX25_PAD_FEC_RDATA0__FEC_RDATA0,
MX25_PAD_FEC_RDATA1__FEC_RDATA1,
MX25_PAD_FEC_RX_DV__FEC_RX_DV,
MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
/* I2C1 */
MX25_PAD_I2C1_CLK__I2C1_CLK,
MX25_PAD_I2C1_DAT__I2C1_DAT,
};
static const struct fec_platform_data mx25_fec_pdata __initconst = {
.phy = PHY_INTERFACE_MODE_RMII,
};
static const struct mxc_nand_platform_data
eukrea_cpuimx25_nand_board_info __initconst = {
.width = 1,
.hw_ecc = 1,
.flash_bbt = 1,
};
static const struct imxi2c_platform_data
eukrea_cpuimx25_i2c0_data __initconst = {
.bitrate = 100000,
};
static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = {
{
I2C_BOARD_INFO("pcf8563", 0x51),
},
};
static int eukrea_cpuimx25_otg_init(struct platform_device *pdev)
{
return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
}
static const struct mxc_usbh_platform_data otg_pdata __initconst = {
.init = eukrea_cpuimx25_otg_init,
.portsc = MXC_EHCI_MODE_UTMI,
};
static int eukrea_cpuimx25_usbh2_init(struct platform_device *pdev)
{
return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_SINGLE_UNI |
MXC_EHCI_INTERNAL_PHY | MXC_EHCI_IPPUE_DOWN);
}
static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
.init = eukrea_cpuimx25_usbh2_init,
.portsc = MXC_EHCI_MODE_SERIAL,
};
static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
.operating_mode = FSL_USB2_DR_DEVICE,
.phy_mode = FSL_USB2_PHY_UTMI,
.workaround = FLS_USB2_WORKAROUND_ENGCM09152,
};
static bool otg_mode_host __initdata;
static int __init eukrea_cpuimx25_otg_mode(char *options)
{
if (!strcmp(options, "host"))
otg_mode_host = true;
else if (!strcmp(options, "device"))
otg_mode_host = false;
else
pr_info("otg_mode neither \"host\" nor \"device\". "
"Defaulting to device\n");
return 1;
}
__setup("otg_mode=", eukrea_cpuimx25_otg_mode);
static void __init eukrea_cpuimx25_init(void)
{
imx25_soc_init();
if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads,
ARRAY_SIZE(eukrea_cpuimx25_pads)))
printk(KERN_ERR "error setting cpuimx25 pads !\n");
imx25_add_imx_uart0(&uart_pdata);
imx25_add_mxc_nand(&eukrea_cpuimx25_nand_board_info);
imx25_add_imxdi_rtc();
imx25_add_fec(&mx25_fec_pdata);
imx25_add_imx2_wdt();
i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices,
ARRAY_SIZE(eukrea_cpuimx25_i2c_devices));
imx25_add_imx_i2c0(&eukrea_cpuimx25_i2c0_data);
if (otg_mode_host)
imx25_add_mxc_ehci_otg(&otg_pdata);
else
imx25_add_fsl_usb2_udc(&otg_device_pdata);
imx25_add_mxc_ehci_hs(&usbh2_pdata);
#ifdef CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD
eukrea_mbimxsd25_baseboard_init();
#endif
}
static void __init eukrea_cpuimx25_timer_init(void)
{
mx25_clocks_init();
}
MACHINE_START(EUKREA_CPUIMX25SD, "Eukrea CPUIMX25")
/* Maintainer: Eukrea Electromatique */
.atag_offset = 0x100,
.map_io = mx25_map_io,
.init_early = imx25_init_early,
.init_irq = mx25_init_irq,
.init_time = eukrea_cpuimx25_timer_init,
.init_machine = eukrea_cpuimx25_init,
.restart = mxc_restart,
MACHINE_END
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