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Commit | Line | Data |
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4e4fc05a | 1 | /* |
5c0dbb8f | 2 | * linux/arch/arm/mach-pxa/colibri-pxa270.c |
4e4fc05a | 3 | * |
5c0dbb8f | 4 | * Support for Toradex PXA270 based Colibri module |
4e4fc05a | 5 | * Daniel Mack <daniel@caiaq.de> |
f95bb540 | 6 | * Marek Vasut <marek.vasut@gmail.com> |
4e4fc05a DM |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
12 | ||
13 | #include <linux/init.h> | |
4e4fc05a | 14 | #include <linux/interrupt.h> |
4c243c85 | 15 | #include <linux/kernel.h> |
4e4fc05a DM |
16 | #include <linux/mtd/mtd.h> |
17 | #include <linux/mtd/partitions.h> | |
18 | #include <linux/mtd/physmap.h> | |
4c243c85 DM |
19 | #include <linux/platform_device.h> |
20 | #include <linux/sysdev.h> | |
7cca84ab | 21 | #include <linux/ucb1400.h> |
4c243c85 | 22 | |
4e4fc05a | 23 | #include <asm/mach/arch.h> |
4e4fc05a | 24 | #include <asm/mach/flash.h> |
4c243c85 DM |
25 | #include <asm/mach-types.h> |
26 | #include <asm/sizes.h> | |
51c62982 | 27 | |
7cca84ab | 28 | #include <mach/audio.h> |
a09e64fb | 29 | #include <mach/colibri.h> |
4c243c85 | 30 | #include <mach/pxa27x.h> |
4e4fc05a | 31 | |
4e4fc05a | 32 | #include "devices.h" |
4c243c85 | 33 | #include "generic.h" |
4e4fc05a | 34 | |
f95bb540 MV |
35 | /****************************************************************************** |
36 | * Pin configuration | |
37 | ******************************************************************************/ | |
5c0dbb8f | 38 | static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = { |
f95bb540 | 39 | /* Ethernet */ |
c0b1541f EM |
40 | GPIO78_nCS_2, /* Ethernet CS */ |
41 | GPIO114_GPIO, /* Ethernet IRQ */ | |
d01b8d64 | 42 | |
7cca84ab MV |
43 | /* AC97 */ |
44 | GPIO28_AC97_BITCLK, | |
45 | GPIO29_AC97_SDATA_IN_0, | |
46 | GPIO30_AC97_SDATA_OUT, | |
47 | GPIO31_AC97_SYNC, | |
48 | GPIO95_AC97_nRESET, | |
49 | GPIO98_AC97_SYSCLK, | |
50 | GPIO113_GPIO, /* Touchscreen IRQ */ | |
c0b1541f EM |
51 | }; |
52 | ||
f95bb540 MV |
53 | /****************************************************************************** |
54 | * NOR Flash | |
55 | ******************************************************************************/ | |
56 | #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) | |
4e4fc05a DM |
57 | static struct mtd_partition colibri_partitions[] = { |
58 | { | |
59 | .name = "Bootloader", | |
60 | .offset = 0x00000000, | |
61 | .size = 0x00040000, | |
f95bb540 | 62 | .mask_flags = MTD_WRITEABLE /* force read-only */ |
4e4fc05a DM |
63 | }, { |
64 | .name = "Kernel", | |
65 | .offset = 0x00040000, | |
66 | .size = 0x00400000, | |
67 | .mask_flags = 0 | |
68 | }, { | |
69 | .name = "Rootfs", | |
70 | .offset = 0x00440000, | |
71 | .size = MTDPART_SIZ_FULL, | |
72 | .mask_flags = 0 | |
73 | } | |
74 | }; | |
75 | ||
76 | static struct physmap_flash_data colibri_flash_data[] = { | |
77 | { | |
78 | .width = 4, /* bankwidth in bytes */ | |
79 | .parts = colibri_partitions, | |
80 | .nr_parts = ARRAY_SIZE(colibri_partitions) | |
81 | } | |
82 | }; | |
83 | ||
5c0dbb8f | 84 | static struct resource colibri_pxa270_flash_resource = { |
4e4fc05a DM |
85 | .start = PXA_CS0_PHYS, |
86 | .end = PXA_CS0_PHYS + SZ_32M - 1, | |
87 | .flags = IORESOURCE_MEM, | |
88 | }; | |
89 | ||
5c0dbb8f | 90 | static struct platform_device colibri_pxa270_flash_device = { |
4e4fc05a DM |
91 | .name = "physmap-flash", |
92 | .id = 0, | |
93 | .dev = { | |
94 | .platform_data = colibri_flash_data, | |
95 | }, | |
5c0dbb8f | 96 | .resource = &colibri_pxa270_flash_resource, |
4e4fc05a DM |
97 | .num_resources = 1, |
98 | }; | |
99 | ||
f95bb540 MV |
100 | static void __init colibri_pxa270_nor_init(void) |
101 | { | |
102 | platform_device_register(&colibri_pxa270_flash_device); | |
103 | } | |
104 | #else | |
105 | static inline void colibri_pxa270_nor_init(void) {} | |
106 | #endif | |
107 | ||
108 | /****************************************************************************** | |
109 | * Ethernet | |
110 | ******************************************************************************/ | |
111 | #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) | |
112 | static struct resource colibri_pxa270_dm9000_resources[] = { | |
403d2971 | 113 | { |
f95bb540 MV |
114 | .start = PXA_CS2_PHYS, |
115 | .end = PXA_CS2_PHYS + 3, | |
4e4fc05a DM |
116 | .flags = IORESOURCE_MEM, |
117 | }, | |
403d2971 | 118 | { |
f95bb540 MV |
119 | .start = PXA_CS2_PHYS + 4, |
120 | .end = PXA_CS2_PHYS + 4 + 500, | |
4e4fc05a DM |
121 | .flags = IORESOURCE_MEM, |
122 | }, | |
403d2971 | 123 | { |
f95bb540 MV |
124 | .start = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ), |
125 | .end = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ), | |
d0afc85f | 126 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, |
4e4fc05a DM |
127 | }, |
128 | }; | |
129 | ||
f95bb540 | 130 | static struct platform_device colibri_pxa270_dm9000_device = { |
4e4fc05a DM |
131 | .name = "dm9000", |
132 | .id = -1, | |
f95bb540 MV |
133 | .num_resources = ARRAY_SIZE(colibri_pxa270_dm9000_resources), |
134 | .resource = colibri_pxa270_dm9000_resources, | |
4e4fc05a DM |
135 | }; |
136 | ||
f95bb540 MV |
137 | static void __init colibri_pxa270_eth_init(void) |
138 | { | |
139 | platform_device_register(&colibri_pxa270_dm9000_device); | |
140 | } | |
141 | #else | |
142 | static inline void colibri_pxa270_eth_init(void) {} | |
5c0dbb8f | 143 | #endif |
4e4fc05a | 144 | |
7cca84ab MV |
145 | /****************************************************************************** |
146 | * Audio and Touchscreen | |
147 | ******************************************************************************/ | |
148 | #if defined(CONFIG_TOUCHSCREEN_UCB1400) || \ | |
149 | defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE) | |
150 | static pxa2xx_audio_ops_t colibri_pxa270_ac97_pdata = { | |
151 | .reset_gpio = 95, | |
152 | }; | |
153 | ||
154 | static struct ucb1400_pdata colibri_pxa270_ucb1400_pdata = { | |
155 | .irq = gpio_to_irq(GPIO113_COLIBRI_PXA270_TS_IRQ), | |
156 | }; | |
157 | ||
158 | static struct platform_device colibri_pxa270_ucb1400_device = { | |
159 | .name = "ucb1400_core", | |
160 | .id = -1, | |
161 | .dev = { | |
162 | .platform_data = &colibri_pxa270_ucb1400_pdata, | |
163 | }, | |
164 | }; | |
165 | ||
166 | static void __init colibri_pxa270_tsc_init(void) | |
167 | { | |
168 | pxa_set_ac97_info(&colibri_pxa270_ac97_pdata); | |
169 | platform_device_register(&colibri_pxa270_ucb1400_device); | |
170 | } | |
171 | #else | |
172 | static inline void colibri_pxa270_tsc_init(void) {} | |
173 | #endif | |
174 | ||
4c243c85 DM |
175 | static int colibri_pxa270_baseboard; |
176 | core_param(colibri_pxa270_baseboard, colibri_pxa270_baseboard, int, 0444); | |
177 | ||
5c0dbb8f | 178 | static void __init colibri_pxa270_init(void) |
4e4fc05a | 179 | { |
5c0dbb8f | 180 | pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config)); |
f95bb540 MV |
181 | |
182 | colibri_pxa270_nor_init(); | |
183 | colibri_pxa270_eth_init(); | |
7cca84ab | 184 | colibri_pxa270_tsc_init(); |
4c243c85 DM |
185 | |
186 | switch (colibri_pxa270_baseboard) { | |
187 | case COLIBRI_PXA270_EVALBOARD: | |
188 | colibri_pxa270_evalboard_init(); | |
189 | break; | |
403d2971 MV |
190 | case COLIBRI_PXA270_INCOME: |
191 | colibri_pxa270_income_boardinit(); | |
192 | break; | |
4c243c85 DM |
193 | default: |
194 | printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n", | |
195 | colibri_pxa270_baseboard); | |
196 | } | |
4e4fc05a DM |
197 | } |
198 | ||
403d2971 MV |
199 | /* The "Income s.r.o. SH-Dmaster PXA270 SBC" board can be booted either |
200 | * with the INCOME mach type or with COLIBRI and the kernel parameter | |
201 | * "colibri_pxa270_baseboard=1" | |
202 | */ | |
203 | static void __init colibri_pxa270_income_init(void) | |
204 | { | |
205 | colibri_pxa270_baseboard = COLIBRI_PXA270_INCOME; | |
206 | colibri_pxa270_init(); | |
207 | } | |
208 | ||
5c0dbb8f | 209 | MACHINE_START(COLIBRI, "Toradex Colibri PXA270") |
4e4fc05a | 210 | .boot_params = COLIBRI_SDRAM_BASE + 0x100, |
5c0dbb8f | 211 | .init_machine = colibri_pxa270_init, |
851982c1 | 212 | .map_io = pxa27x_map_io, |
4e4fc05a DM |
213 | .init_irq = pxa27x_init_irq, |
214 | .timer = &pxa_timer, | |
215 | MACHINE_END | |
5c0dbb8f | 216 | |
403d2971 | 217 | MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC") |
403d2971 MV |
218 | .boot_params = 0xa0000100, |
219 | .init_machine = colibri_pxa270_income_init, | |
851982c1 | 220 | .map_io = pxa27x_map_io, |
403d2971 MV |
221 | .init_irq = pxa27x_init_irq, |
222 | .timer = &pxa_timer, | |
223 | MACHINE_END | |
224 |