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65b1aa13 DM |
1 | /* |
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> | |
cbaa6ca1 DM |
30 | #include <linux/platform_device.h> |
31 | #include <linux/interrupt.h> | |
32 | #include <linux/smsc911x.h> | |
38160e0b | 33 | #include <linux/mtd/physmap.h> |
2cc32683 DM |
34 | #include <linux/spi/spi.h> |
35 | #include <linux/mfd/mc13783.h> | |
65b1aa13 DM |
36 | |
37 | #include <asm/mach-types.h> | |
38 | #include <asm/mach/arch.h> | |
39 | #include <asm/mach/time.h> | |
40 | #include <asm/mach/map.h> | |
41 | ||
42 | #include <mach/hardware.h> | |
43 | #include <mach/common.h> | |
44 | #include <mach/iomux-mx3.h> | |
45 | #include <mach/board-mx31lilly.h> | |
3ea2e1a4 | 46 | #include <mach/spi.h> |
65b1aa13 DM |
47 | |
48 | #include "devices.h" | |
49 | ||
50 | /* | |
51 | * This file contains module-specific initialization routines for LILLY-1131. | |
52 | * Initialization of peripherals found on the baseboard is implemented in the | |
53 | * appropriate baseboard support code. | |
54 | */ | |
55 | ||
cbaa6ca1 DM |
56 | /* SMSC ethernet support */ |
57 | ||
58 | static struct resource smsc91x_resources[] = { | |
59 | { | |
60 | .start = CS4_BASE_ADDR, | |
61 | .end = CS4_BASE_ADDR + 0xffff, | |
62 | .flags = IORESOURCE_MEM, | |
63 | }, | |
64 | { | |
65 | .start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0), | |
66 | .end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0), | |
67 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING, | |
68 | } | |
69 | }; | |
70 | ||
71 | static struct smsc911x_platform_config smsc911x_config = { | |
72 | .phy_interface = PHY_INTERFACE_MODE_MII, | |
73 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, | |
74 | .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, | |
75 | .flags = SMSC911X_USE_32BIT | | |
76 | SMSC911X_SAVE_MAC_ADDRESS | | |
77 | SMSC911X_FORCE_INTERNAL_PHY, | |
78 | }; | |
79 | ||
80 | static struct platform_device smsc91x_device = { | |
81 | .name = "smsc911x", | |
82 | .id = -1, | |
83 | .num_resources = ARRAY_SIZE(smsc91x_resources), | |
84 | .resource = smsc91x_resources, | |
85 | .dev = { | |
86 | .platform_data = &smsc911x_config, | |
87 | } | |
88 | }; | |
89 | ||
38160e0b DM |
90 | /* NOR flash */ |
91 | static struct physmap_flash_data nor_flash_data = { | |
92 | .width = 2, | |
93 | }; | |
94 | ||
95 | static struct resource nor_flash_resource = { | |
96 | .start = 0xa0000000, | |
97 | .end = 0xa1ffffff, | |
98 | .flags = IORESOURCE_MEM, | |
99 | }; | |
100 | ||
101 | static struct platform_device physmap_flash_device = { | |
102 | .name = "physmap-flash", | |
103 | .id = 0, | |
104 | .dev = { | |
105 | .platform_data = &nor_flash_data, | |
106 | }, | |
107 | .resource = &nor_flash_resource, | |
108 | .num_resources = 1, | |
109 | }; | |
110 | ||
cbaa6ca1 DM |
111 | static struct platform_device *devices[] __initdata = { |
112 | &smsc91x_device, | |
38160e0b | 113 | &physmap_flash_device, |
cbaa6ca1 DM |
114 | }; |
115 | ||
2cc32683 DM |
116 | /* SPI */ |
117 | ||
3ea2e1a4 DM |
118 | static int spi_internal_chipselect[] = { |
119 | MXC_SPI_CS(0), | |
120 | MXC_SPI_CS(1), | |
121 | MXC_SPI_CS(2), | |
122 | }; | |
123 | ||
124 | static struct spi_imx_master spi0_pdata = { | |
125 | .chipselect = spi_internal_chipselect, | |
126 | .num_chipselect = ARRAY_SIZE(spi_internal_chipselect), | |
127 | }; | |
128 | ||
129 | static struct spi_imx_master spi1_pdata = { | |
130 | .chipselect = spi_internal_chipselect, | |
131 | .num_chipselect = ARRAY_SIZE(spi_internal_chipselect), | |
132 | }; | |
133 | ||
2cc32683 DM |
134 | static struct mc13783_platform_data mc13783_pdata __initdata = { |
135 | .flags = MC13783_USE_RTC | MC13783_USE_TOUCHSCREEN, | |
136 | }; | |
137 | ||
138 | static struct spi_board_info mc13783_dev __initdata = { | |
139 | .modalias = "mc13783", | |
140 | .max_speed_hz = 1000000, | |
141 | .bus_num = 1, | |
142 | .chip_select = 0, | |
143 | .platform_data = &mc13783_pdata, | |
144 | }; | |
145 | ||
65b1aa13 DM |
146 | static int mx31lilly_baseboard; |
147 | core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444); | |
148 | ||
149 | static void __init mx31lilly_board_init(void) | |
150 | { | |
151 | switch (mx31lilly_baseboard) { | |
152 | case MX31LILLY_NOBOARD: | |
153 | break; | |
1bc34f79 DM |
154 | case MX31LILLY_DB: |
155 | mx31lilly_db_init(); | |
156 | break; | |
65b1aa13 DM |
157 | default: |
158 | printk(KERN_ERR "Illegal mx31lilly_baseboard type %d\n", | |
159 | mx31lilly_baseboard); | |
160 | } | |
cbaa6ca1 DM |
161 | |
162 | mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS"); | |
163 | ||
3ea2e1a4 DM |
164 | /* SPI */ |
165 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SCLK__SCLK, "SPI1_CLK"); | |
166 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MOSI__MOSI, "SPI1_TX"); | |
167 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MISO__MISO, "SPI1_RX"); | |
168 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, "SPI1_RDY"); | |
169 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS0__SS0, "SPI1_SS0"); | |
170 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS1__SS1, "SPI1_SS1"); | |
171 | mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS2__SS2, "SPI1_SS2"); | |
172 | ||
173 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SCLK__SCLK, "SPI2_CLK"); | |
174 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__MOSI, "SPI2_TX"); | |
175 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__MISO, "SPI2_RX"); | |
176 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, "SPI2_RDY"); | |
177 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS0__SS0, "SPI2_SS0"); | |
178 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS1__SS1, "SPI2_SS1"); | |
179 | mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS2__SS2, "SPI2_SS2"); | |
180 | ||
181 | mxc_register_device(&mxc_spi_device0, &spi0_pdata); | |
182 | mxc_register_device(&mxc_spi_device1, &spi1_pdata); | |
2cc32683 | 183 | spi_register_board_info(&mc13783_dev, 1); |
3ea2e1a4 | 184 | |
cbaa6ca1 | 185 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
65b1aa13 DM |
186 | } |
187 | ||
188 | static void __init mx31lilly_timer_init(void) | |
189 | { | |
190 | mx31_clocks_init(26000000); | |
191 | } | |
192 | ||
193 | static struct sys_timer mx31lilly_timer = { | |
194 | .init = mx31lilly_timer_init, | |
195 | }; | |
196 | ||
197 | MACHINE_START(LILLY1131, "INCO startec LILLY-1131") | |
198 | .phys_io = AIPS1_BASE_ADDR, | |
199 | .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, | |
200 | .boot_params = PHYS_OFFSET + 0x100, | |
201 | .map_io = mx31_map_io, | |
c5aa0ad0 | 202 | .init_irq = mx31_init_irq, |
65b1aa13 DM |
203 | .init_machine = mx31lilly_board_init, |
204 | .timer = &mx31lilly_timer, | |
205 | MACHINE_END | |
206 |