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>
29 #include <linux/fsl_devices.h>
31 #include <linux/mtd/physmap.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/time.h>
36 #include <asm/mach/map.h>
38 #include <mach/hardware.h>
39 #include <mach/common.h>
40 #include <mach/iomux-mx35.h>
41 #include <mach/irqs.h>
42 #include <mach/3ds_debugboard.h>
43 #include <mach/mxc_ehci.h>
45 #include "devices-imx35.h"
48 #define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTA + 1)
50 static const struct imxuart_platform_data uart_pdata __initconst
= {
51 .flags
= IMXUART_HAVE_RTSCTS
,
54 static struct physmap_flash_data mx35pdk_flash_data
= {
58 static struct resource mx35pdk_flash_resource
= {
59 .start
= MX35_CS0_BASE_ADDR
,
60 .end
= MX35_CS0_BASE_ADDR
+ SZ_64M
- 1,
61 .flags
= IORESOURCE_MEM
,
64 static struct platform_device mx35pdk_flash
= {
65 .name
= "physmap-flash",
68 .platform_data
= &mx35pdk_flash_data
,
70 .resource
= &mx35pdk_flash_resource
,
74 static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst
= {
80 static struct platform_device
*devices
[] __initdata
= {
84 static struct pad_desc mx35pdk_pads
[] = {
86 MX35_PAD_CTS1__UART1_CTS
,
87 MX35_PAD_RTS1__UART1_RTS
,
88 MX35_PAD_TXD1__UART1_TXD_MUX
,
89 MX35_PAD_RXD1__UART1_RXD_MUX
,
91 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK
,
92 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK
,
93 MX35_PAD_FEC_RX_DV__FEC_RX_DV
,
94 MX35_PAD_FEC_COL__FEC_COL
,
95 MX35_PAD_FEC_RDATA0__FEC_RDATA_0
,
96 MX35_PAD_FEC_TDATA0__FEC_TDATA_0
,
97 MX35_PAD_FEC_TX_EN__FEC_TX_EN
,
98 MX35_PAD_FEC_MDC__FEC_MDC
,
99 MX35_PAD_FEC_MDIO__FEC_MDIO
,
100 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR
,
101 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR
,
102 MX35_PAD_FEC_CRS__FEC_CRS
,
103 MX35_PAD_FEC_RDATA1__FEC_RDATA_1
,
104 MX35_PAD_FEC_TDATA1__FEC_TDATA_1
,
105 MX35_PAD_FEC_RDATA2__FEC_RDATA_2
,
106 MX35_PAD_FEC_TDATA2__FEC_TDATA_2
,
107 MX35_PAD_FEC_RDATA3__FEC_RDATA_3
,
108 MX35_PAD_FEC_TDATA3__FEC_TDATA_3
,
110 MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR
,
111 MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC
,
113 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR
,
114 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC
,
116 MX35_PAD_SD1_CMD__ESDHC1_CMD
,
117 MX35_PAD_SD1_CLK__ESDHC1_CLK
,
118 MX35_PAD_SD1_DATA0__ESDHC1_DAT0
,
119 MX35_PAD_SD1_DATA1__ESDHC1_DAT1
,
120 MX35_PAD_SD1_DATA2__ESDHC1_DAT2
,
121 MX35_PAD_SD1_DATA3__ESDHC1_DAT3
,
125 static struct fsl_usb2_platform_data usb_otg_pdata
= {
126 .operating_mode
= FSL_USB2_DR_DEVICE
,
127 .phy_mode
= FSL_USB2_PHY_UTMI_WIDE
,
130 /* USB HOST config */
131 static struct mxc_usbh_platform_data usb_host_pdata
= {
132 .portsc
= MXC_EHCI_MODE_SERIAL
,
133 .flags
= MXC_EHCI_INTERFACE_SINGLE_UNI
|
134 MXC_EHCI_INTERNAL_PHY
,
138 * Board specific initialization.
140 static void __init
mxc_board_init(void)
142 mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads
, ARRAY_SIZE(mx35pdk_pads
));
145 platform_add_devices(devices
, ARRAY_SIZE(devices
));
147 imx35_add_imx_uart0(&uart_pdata
);
149 mxc_register_device(&mxc_otg_udc_device
, &usb_otg_pdata
);
151 mxc_register_device(&mxc_usbh1
, &usb_host_pdata
);
153 imx35_add_mxc_nand(&mx35pdk_nand_board_info
);
154 imx35_add_esdhc(0, NULL
);
156 if (mxc_expio_init(MX35_CS5_BASE_ADDR
, EXPIO_PARENT_INT
))
157 pr_warn("Init of the debugboard failed, all "
158 "devices on the debugboard are unusable.\n");
161 static void __init
mx35pdk_timer_init(void)
166 struct sys_timer mx35pdk_timer
= {
167 .init
= mx35pdk_timer_init
,
170 MACHINE_START(MX35_3DS
, "Freescale MX35PDK")
171 /* Maintainer: Freescale Semiconductor, Inc */
172 .boot_params
= MX3x_PHYS_OFFSET
+ 0x100,
173 .map_io
= mx35_map_io
,
174 .init_irq
= mx35_init_irq
,
175 .init_machine
= mxc_board_init
,
176 .timer
= &mx35pdk_timer
,