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Daniel Mack65b1aa12009-05-20 19:54:33 +02001/*
2 * LILLY-1131 module support
3 *
4 * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
5 *
6 * based on code for other MX31 boards,
7 *
8 * Copyright 2005-2007 Freescale Semiconductor
9 * Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
10 * Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 */
26
27#include <linux/types.h>
28#include <linux/init.h>
29#include <linux/clk.h>
Daniel Mackcbaa6ca2009-05-20 19:54:35 +020030#include <linux/platform_device.h>
31#include <linux/interrupt.h>
32#include <linux/smsc911x.h>
Daniel Mack38160e02009-05-20 19:54:38 +020033#include <linux/mtd/physmap.h>
Daniel Mack65b1aa12009-05-20 19:54:33 +020034
35#include <asm/mach-types.h>
36#include <asm/mach/arch.h>
37#include <asm/mach/time.h>
38#include <asm/mach/map.h>
39
40#include <mach/hardware.h>
41#include <mach/common.h>
42#include <mach/iomux-mx3.h>
43#include <mach/board-mx31lilly.h>
44
45#include "devices.h"
46
47/*
48 * This file contains module-specific initialization routines for LILLY-1131.
49 * Initialization of peripherals found on the baseboard is implemented in the
50 * appropriate baseboard support code.
51 */
52
Daniel Mackcbaa6ca2009-05-20 19:54:35 +020053/* SMSC ethernet support */
54
55static struct resource smsc91x_resources[] = {
56 {
57 .start = CS4_BASE_ADDR,
58 .end = CS4_BASE_ADDR + 0xffff,
59 .flags = IORESOURCE_MEM,
60 },
61 {
62 .start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
63 .end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
64 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
65 }
66};
67
68static struct smsc911x_platform_config smsc911x_config = {
69 .phy_interface = PHY_INTERFACE_MODE_MII,
70 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
71 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
72 .flags = SMSC911X_USE_32BIT |
73 SMSC911X_SAVE_MAC_ADDRESS |
74 SMSC911X_FORCE_INTERNAL_PHY,
75};
76
77static struct platform_device smsc91x_device = {
78 .name = "smsc911x",
79 .id = -1,
80 .num_resources = ARRAY_SIZE(smsc91x_resources),
81 .resource = smsc91x_resources,
82 .dev = {
83 .platform_data = &smsc911x_config,
84 }
85};
86
Daniel Mack38160e02009-05-20 19:54:38 +020087/* NOR flash */
88static struct physmap_flash_data nor_flash_data = {
89 .width = 2,
90};
91
92static struct resource nor_flash_resource = {
93 .start = 0xa0000000,
94 .end = 0xa1ffffff,
95 .flags = IORESOURCE_MEM,
96};
97
98static struct platform_device physmap_flash_device = {
99 .name = "physmap-flash",
100 .id = 0,
101 .dev = {
102 .platform_data = &nor_flash_data,
103 },
104 .resource = &nor_flash_resource,
105 .num_resources = 1,
106};
107
Daniel Mackcbaa6ca2009-05-20 19:54:35 +0200108static struct platform_device *devices[] __initdata = {
109 &smsc91x_device,
Daniel Mack38160e02009-05-20 19:54:38 +0200110 &physmap_flash_device,
Daniel Mack4193d2d2009-05-20 19:54:39 +0200111 &mxc_i2c_device1,
Daniel Mackcbaa6ca2009-05-20 19:54:35 +0200112};
113
Daniel Mack65b1aa12009-05-20 19:54:33 +0200114static int mx31lilly_baseboard;
115core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444);
116
117static void __init mx31lilly_board_init(void)
118{
119 switch (mx31lilly_baseboard) {
120 case MX31LILLY_NOBOARD:
121 break;
Daniel Mack1bc34f72009-05-20 19:54:34 +0200122 case MX31LILLY_DB:
123 mx31lilly_db_init();
124 break;
Daniel Mack65b1aa12009-05-20 19:54:33 +0200125 default:
126 printk(KERN_ERR "Illegal mx31lilly_baseboard type %d\n",
127 mx31lilly_baseboard);
128 }
Daniel Mackcbaa6ca2009-05-20 19:54:35 +0200129
130 mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS");
Daniel Mack4193d2d2009-05-20 19:54:39 +0200131 mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__SCL, "I2C SCL");
132 mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__SDA, "I2C SDA");
Daniel Mackcbaa6ca2009-05-20 19:54:35 +0200133
134 platform_add_devices(devices, ARRAY_SIZE(devices));
Daniel Mack65b1aa12009-05-20 19:54:33 +0200135}
136
137static void __init mx31lilly_timer_init(void)
138{
139 mx31_clocks_init(26000000);
140}
141
142static struct sys_timer mx31lilly_timer = {
143 .init = mx31lilly_timer_init,
144};
145
146MACHINE_START(LILLY1131, "INCO startec LILLY-1131")
147 .phys_io = AIPS1_BASE_ADDR,
148 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
149 .boot_params = PHYS_OFFSET + 0x100,
150 .map_io = mx31_map_io,
Sascha Hauerc5aa0ad2009-05-25 17:36:19 +0200151 .init_irq = mx31_init_irq,
Daniel Mack65b1aa12009-05-20 19:54:33 +0200152 .init_machine = mx31lilly_board_init,
153 .timer = &mx31lilly_timer,
154MACHINE_END
155