2 * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
3 * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
5 * Author: Fabio Estevam <fabio.estevam@freescale.com>
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.
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.
19 * This machine is known as:
20 * - i.MX35 3-Stack Development System
21 * - i.MX35 Platform Development Kit (i.MX35 PDK)
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>
30 #include <linux/mtd/physmap.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <asm/mach/time.h>
35 #include <asm/mach/map.h>
37 #include <mach/hardware.h>
38 #include <mach/common.h>
39 #include <mach/iomux-mx35.h>
40 #include <mach/irqs.h>
41 #include <mach/3ds_debugboard.h>
43 #include "devices-imx35.h"
46 #define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTA + 1)
48 static const struct imxuart_platform_data uart_pdata __initconst = {
49 .flags = IMXUART_HAVE_RTSCTS,
52 static struct physmap_flash_data mx35pdk_flash_data = {
56 static struct resource mx35pdk_flash_resource = {
57 .start = MX35_CS0_BASE_ADDR,
58 .end = MX35_CS0_BASE_ADDR + SZ_64M - 1,
59 .flags = IORESOURCE_MEM,
62 static struct platform_device mx35pdk_flash = {
63 .name = "physmap-flash",
66 .platform_data = &mx35pdk_flash_data,
68 .resource = &mx35pdk_flash_resource,
72 static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst = {
78 static struct platform_device *devices[] __initdata = {
82 static struct pad_desc mx35pdk_pads[] = {
84 MX35_PAD_CTS1__UART1_CTS,
85 MX35_PAD_RTS1__UART1_RTS,
86 MX35_PAD_TXD1__UART1_TXD_MUX,
87 MX35_PAD_RXD1__UART1_RXD_MUX,
89 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
90 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
91 MX35_PAD_FEC_RX_DV__FEC_RX_DV,
92 MX35_PAD_FEC_COL__FEC_COL,
93 MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
94 MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
95 MX35_PAD_FEC_TX_EN__FEC_TX_EN,
96 MX35_PAD_FEC_MDC__FEC_MDC,
97 MX35_PAD_FEC_MDIO__FEC_MDIO,
98 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
99 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
100 MX35_PAD_FEC_CRS__FEC_CRS,
101 MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
102 MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
103 MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
104 MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
105 MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
106 MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
108 MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
109 MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
111 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR,
112 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC,
114 MX35_PAD_SD1_CMD__ESDHC1_CMD,
115 MX35_PAD_SD1_CLK__ESDHC1_CLK,
116 MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
117 MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
118 MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
119 MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
123 static const struct fsl_usb2_platform_data usb_otg_pdata __initconst = {
124 .operating_mode = FSL_USB2_DR_DEVICE,
125 .phy_mode = FSL_USB2_PHY_UTMI_WIDE,
128 /* USB HOST config */
129 static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
130 .portsc = MXC_EHCI_MODE_SERIAL,
131 .flags = MXC_EHCI_INTERFACE_SINGLE_UNI |
132 MXC_EHCI_INTERNAL_PHY,
136 * Board specific initialization.
138 static void __init mxc_board_init(void)
140 mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads));
143 platform_add_devices(devices, ARRAY_SIZE(devices));
145 imx35_add_imx_uart0(&uart_pdata);
147 imx35_add_fsl_usb2_udc(&usb_otg_pdata);
149 imx35_add_mxc_ehci_hs(&usb_host_pdata);
151 imx35_add_mxc_nand(&mx35pdk_nand_board_info);
152 imx35_add_esdhc(0, NULL);
154 if (mxc_expio_init(MX35_CS5_BASE_ADDR, EXPIO_PARENT_INT))
155 pr_warn("Init of the debugboard failed, all "
156 "devices on the debugboard are unusable.\n");
159 static void __init mx35pdk_timer_init(void)
164 struct sys_timer mx35pdk_timer = {
165 .init = mx35pdk_timer_init,
168 MACHINE_START(MX35_3DS, "Freescale MX35PDK")
169 /* Maintainer: Freescale Semiconductor, Inc */
170 .boot_params = MX3x_PHYS_OFFSET + 0x100,
171 .map_io = mx35_map_io,
172 .init_irq = mx35_init_irq,
173 .init_machine = mxc_board_init,
174 .timer = &mx35pdk_timer,