/*
* Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
*
* Author: Fabio Estevam <fabio.estevam@freescale.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.
*/
/*
* This machine is known as:
* - i.MX35 3-Stack Development System
* - i.MX35 Platform Development Kit (i.MX35 PDK)
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/memory.h>
#include <linux/gpio.h>
#include <linux/fsl_devices.h>
#include <linux/mtd/physmap.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/iomux-mx35.h>
#include <mach/irqs.h>
#include <mach/3ds_debugboard.h>
#include <mach/mxc_ehci.h>
#include "devices-imx35.h"
#include "devices.h"
#define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTA + 1)
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct physmap_flash_data mx35pdk_flash_data = {
.width = 2,
};
static struct resource mx35pdk_flash_resource = {
.start = MX35_CS0_BASE_ADDR,
.end = MX35_CS0_BASE_ADDR + SZ_64M - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device mx35pdk_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &mx35pdk_flash_data,
},
.resource = &mx35pdk_flash_resource,
.num_resources = 1,
};
static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst = {
.width = 1,
.hw_ecc = 1,
.flash_bbt = 1,
};
static struct platform_device *devices[] __initdata = {
&mx35pdk_flash,
};
static struct pad_desc mx35pdk_pads[] = {
/* UART1 */
MX35_PAD_CTS1__UART1_CTS,
MX35_PAD_RTS1__UART1_RTS,
MX35_PAD_TXD1__UART1_TXD_MUX,
MX35_PAD_RXD1__UART1_RXD_MUX,
/* FEC */
MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
MX35_PAD_FEC_RX_DV__FEC_RX_DV,
MX35_PAD_FEC_COL__FEC_COL,
MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
MX35_PAD_FEC_TX_EN__FEC_TX_EN,
MX35_PAD_FEC_MDC__FEC_MDC,
MX35_PAD_FEC_MDIO__FEC_MDIO,
MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
MX35_PAD_FEC_CRS__FEC_CRS,
MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
/* USBOTG */
MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
/* USBH1 */
MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR,
MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC,
/* SDCARD */
MX35_PAD_SD1_CMD__ESDHC1_CMD,
MX35_PAD_SD1_CLK__ESDHC1_CLK,
MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
};
/* OTG config */
static struct fsl_usb2_platform_data usb_otg_pdata = {
.operating_mode = FSL_USB2_DR_DEVICE,
.phy_mode = FSL_USB2_PHY_UTMI_WIDE,
};
/* USB HOST config */
static struct mxc_usbh_platform_data usb_host_pdata = {
.portsc = MXC_EHCI_MODE_SERIAL,
.flags = MXC_EHCI_INTERFACE_SINGLE_UNI |
MXC_EHCI_INTERNAL_PHY,
};
/*
* Board specific initialization.
*/
static void __init mxc_board_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads));
imx35_add_fec(NULL);
platform_add_devices(devices, ARRAY_SIZE(devices));
imx35_add_imx_uart0(&uart_pdata);
mxc_register_device(&mxc_otg_udc_device, &usb_otg_pdata);
mxc_register_device(&mxc_usbh1, &usb_host_pdata);
imx35_add_mxc_nand(&mx35pdk_nand_board_info);
imx35_add_esdhc(0, NULL);
if (mxc_expio_init(MX35_CS5_BASE_ADDR, EXPIO_PARENT_INT))
pr_warn("Init of the debugboard failed, all "
"devices on the debugboard are unusable.\n");
}
static void __init mx35pdk_timer_init(void)
{
mx35_clocks_init();
}
struct sys_timer mx35pdk_timer = {
.init = mx35pdk_timer_init,
};
MACHINE_START(MX35_3DS, "Freescale MX35PDK")
/* Maintainer: Freescale Semiconductor, Inc */
.boot_params = MX3x_PHYS_OFFSET + 0x100,
.map_io = mx35_map_io,
.init_irq = mx35_init_irq,
.init_machine = mxc_board_init,
.timer = &mx35pdk_timer,
MACHINE_END
