arch/arm/mach-mx3/mach-mx35_3ds.c

   1 /*
   2  * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
   3  * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
   4  *
   5  * Author: Fabio Estevam <fabio.estevam@freescale.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 /*
  19  * This machine is known as:
  20  *  - i.MX35 3-Stack Development System
  21  *  - i.MX35 Platform Development Kit (i.MX35 PDK)
  22  */
  23
  24 #include <linux/types.h>
  25 #include <linux/init.h>
  26 #include <linux/platform_device.h>
  27 #include <linux/memory.h>
  28 #include <linux/gpio.h>
  29 #include <linux/fsl_devices.h>
  30
  31 #include <linux/mtd/physmap.h>
  32
  33 #include <asm/mach-types.h>
  34 #include <asm/mach/arch.h>
  35 #include <asm/mach/time.h>
  36 #include <asm/mach/map.h>
  37
  38 #include <mach/hardware.h>
  39 #include <mach/common.h>
  40 #include <mach/iomux-mx35.h>
  41 #include <mach/mxc_ehci.h>
  42
  43 #include "devices-imx35.h"
  44 #include "devices.h"
  45
  46 static const struct imxuart_platform_data uart_pdata __initconst = {
  47         .flags = IMXUART_HAVE_RTSCTS,
  48 };
  49
  50 static struct physmap_flash_data mx35pdk_flash_data = {
  51         .width  = 2,
  52 };
  53
  54 static struct resource mx35pdk_flash_resource = {
  55         .start  = MX35_CS0_BASE_ADDR,
  56         .end    = MX35_CS0_BASE_ADDR + SZ_64M - 1,
  57         .flags  = IORESOURCE_MEM,
  58 };
  59
  60 static struct platform_device mx35pdk_flash = {
  61         .name   = "physmap-flash",
  62         .id     = 0,
  63         .dev    = {
  64                 .platform_data  = &mx35pdk_flash_data,
  65         },
  66         .resource = &mx35pdk_flash_resource,
  67         .num_resources = 1,
  68 };
  69
  70 static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst = {
  71         .width = 1,
  72         .hw_ecc = 1,
  73         .flash_bbt = 1,
  74 };
  75
  76 static struct platform_device *devices[] __initdata = {
  77         &mx35pdk_flash,
  78 };
  79
  80 static struct pad_desc mx35pdk_pads[] = {
  81         /* UART1 */
  82         MX35_PAD_CTS1__UART1_CTS,
  83         MX35_PAD_RTS1__UART1_RTS,
  84         MX35_PAD_TXD1__UART1_TXD_MUX,
  85         MX35_PAD_RXD1__UART1_RXD_MUX,
  86         /* FEC */
  87         MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
  88         MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
  89         MX35_PAD_FEC_RX_DV__FEC_RX_DV,
  90         MX35_PAD_FEC_COL__FEC_COL,
  91         MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
  92         MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
  93         MX35_PAD_FEC_TX_EN__FEC_TX_EN,
  94         MX35_PAD_FEC_MDC__FEC_MDC,
  95         MX35_PAD_FEC_MDIO__FEC_MDIO,
  96         MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
  97         MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
  98         MX35_PAD_FEC_CRS__FEC_CRS,
  99         MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
 100         MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
 101         MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
 102         MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
 103         MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
 104         MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
 105         /* USBOTG */
 106         MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
 107         MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
 108         /* USBH1 */
 109         MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR,
 110         MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC,
 111 };
 112
 113 /* OTG config */
 114 static struct fsl_usb2_platform_data usb_otg_pdata = {
 115         .operating_mode = FSL_USB2_DR_DEVICE,
 116         .phy_mode       = FSL_USB2_PHY_UTMI_WIDE,
 117 };
 118
 119 /* USB HOST config */
 120 static struct mxc_usbh_platform_data usb_host_pdata = {
 121         .portsc         = MXC_EHCI_MODE_SERIAL,
 122         .flags          = MXC_EHCI_INTERFACE_SINGLE_UNI |
 123                           MXC_EHCI_INTERNAL_PHY,
 124 };
 125
 126 /*
 127  * Board specific initialization.
 128  */
 129 static void __init mxc_board_init(void)
 130 {
 131         mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads));
 132
 133         imx35_add_fec(NULL);
 134         platform_add_devices(devices, ARRAY_SIZE(devices));
 135
 136         imx35_add_imx_uart0(&uart_pdata);
 137
 138         mxc_register_device(&mxc_otg_udc_device, &usb_otg_pdata);
 139
 140         mxc_register_device(&mxc_usbh1, &usb_host_pdata);
 141
 142         imx35_add_mxc_nand(&mx35pdk_nand_board_info);
 143 }
 144
 145 static void __init mx35pdk_timer_init(void)
 146 {
 147         mx35_clocks_init();
 148 }
 149
 150 struct sys_timer mx35pdk_timer = {
 151         .init   = mx35pdk_timer_init,
 152 };
 153
 154 MACHINE_START(MX35_3DS, "Freescale MX35PDK")
 155         /* Maintainer: Freescale Semiconductor, Inc */
 156         .boot_params    = MX3x_PHYS_OFFSET + 0x100,
 157         .map_io         = mx35_map_io,
 158         .init_irq       = mx35_init_irq,
 159         .init_machine   = mxc_board_init,
 160         .timer          = &mx35pdk_timer,
 161 MACHINE_END