mirror of https://gitee.com/openkylin/linux.git
173 lines
4.7 KiB
C
173 lines
4.7 KiB
C
/*
|
|
* 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 <mach/eukrea-baseboards.h>
|
|
#include <mach/hardware.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 <mach/common.h>
|
|
#include <mach/mx25.h>
|
|
#include <mach/mxc_nand.h>
|
|
#include <mach/imxfb.h>
|
|
#include <mach/iomux-mx25.h>
|
|
|
|
#include "devices-imx25.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,
|
|
};
|
|
|
|
static int otg_mode_host;
|
|
|
|
static int __init eukrea_cpuimx25_otg_mode(char *options)
|
|
{
|
|
if (!strcmp(options, "host"))
|
|
otg_mode_host = 1;
|
|
else if (!strcmp(options, "device"))
|
|
otg_mode_host = 0;
|
|
else
|
|
pr_info("otg_mode neither \"host\" nor \"device\". "
|
|
"Defaulting to device\n");
|
|
return 0;
|
|
}
|
|
__setup("otg_mode=", eukrea_cpuimx25_otg_mode);
|
|
|
|
static void __init eukrea_cpuimx25_init(void)
|
|
{
|
|
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(NULL);
|
|
imx25_add_fec(&mx25_fec_pdata);
|
|
|
|
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();
|
|
}
|
|
|
|
static struct sys_timer eukrea_cpuimx25_timer = {
|
|
.init = eukrea_cpuimx25_timer_init,
|
|
};
|
|
|
|
MACHINE_START(EUKREA_CPUIMX25, "Eukrea CPUIMX25")
|
|
/* Maintainer: Eukrea Electromatique */
|
|
.boot_params = MX25_PHYS_OFFSET + 0x100,
|
|
.map_io = mx25_map_io,
|
|
.init_early = imx25_init_early,
|
|
.init_irq = mx25_init_irq,
|
|
.timer = &eukrea_cpuimx25_timer,
|
|
.init_machine = eukrea_cpuimx25_init,
|
|
MACHINE_END
|