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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>
6a7a5dca 15#include <linux/moduleparam.h>
4c243c85 16#include <linux/kernel.h>
4e4fc05a
DM
17#include <linux/mtd/mtd.h>
18#include <linux/mtd/partitions.h>
19#include <linux/mtd/physmap.h>
4c243c85 20#include <linux/platform_device.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
9b6956f4
MV
35/******************************************************************************
36 * Evaluation board MFP
37 ******************************************************************************/
a3172e54 38#ifdef CONFIG_MACH_COLIBRI_EVALBOARD
9b6956f4
MV
39static mfp_cfg_t colibri_pxa270_evalboard_pin_config[] __initdata = {
40 /* MMC */
41 GPIO32_MMC_CLK,
42 GPIO92_MMC_DAT_0,
43 GPIO109_MMC_DAT_1,
44 GPIO110_MMC_DAT_2,
45 GPIO111_MMC_DAT_3,
46 GPIO112_MMC_CMD,
47 GPIO0_GPIO, /* SD detect */
48
49 /* FFUART */
50 GPIO39_FFUART_TXD,
51 GPIO34_FFUART_RXD,
52
53 /* UHC */
54 GPIO88_USBH1_PWR,
55 GPIO89_USBH1_PEN,
56 GPIO119_USBH2_PWR,
57 GPIO120_USBH2_PEN,
58
59 /* PCMCIA */
60 GPIO85_nPCE_1,
61 GPIO54_nPCE_2,
62 GPIO55_nPREG,
63 GPIO50_nPIOR,
64 GPIO51_nPIOW,
65 GPIO49_nPWE,
66 GPIO48_nPOE,
67 GPIO57_nIOIS16,
68 GPIO56_nPWAIT,
69 GPIO104_PSKTSEL,
70 GPIO53_GPIO, /* RESET */
71 GPIO83_GPIO, /* BVD1 */
72 GPIO82_GPIO, /* BVD2 */
73 GPIO1_GPIO, /* READY */
74 GPIO84_GPIO, /* DETECT */
75 GPIO107_GPIO, /* PPEN */
072e1ae7
MV
76
77 /* I2C */
78 GPIO117_I2C_SCL,
79 GPIO118_I2C_SDA,
9b6956f4
MV
80};
81#else
82static mfp_cfg_t colibri_pxa270_evalboard_pin_config[] __initdata = {};
83#endif
84
85#ifdef CONFIG_MACH_COLIBRI_PXA270_INCOME
86static mfp_cfg_t income_pin_config[] __initdata = {
87 /* MMC */
88 GPIO32_MMC_CLK,
89 GPIO92_MMC_DAT_0,
90 GPIO109_MMC_DAT_1,
91 GPIO110_MMC_DAT_2,
92 GPIO111_MMC_DAT_3,
93 GPIO112_MMC_CMD,
94 GPIO0_GPIO, /* SD detect */
95 GPIO1_GPIO, /* SD read-only */
96
97 /* FFUART */
98 GPIO39_FFUART_TXD,
99 GPIO34_FFUART_RXD,
100
101 /* BFUART */
102 GPIO42_BTUART_RXD,
103 GPIO43_BTUART_TXD,
104 GPIO45_BTUART_RTS,
105
106 /* STUART */
107 GPIO46_STUART_RXD,
108 GPIO47_STUART_TXD,
109
110 /* UHC */
111 GPIO88_USBH1_PWR,
112 GPIO89_USBH1_PEN,
113
114 /* LCD */
115 GPIOxx_LCD_TFT_16BPP,
116
117 /* PWM */
118 GPIO16_PWM0_OUT,
119
120 /* I2C */
121 GPIO117_I2C_SCL,
122 GPIO118_I2C_SDA,
123
124 /* LED */
125 GPIO54_GPIO, /* LED A */
126 GPIO55_GPIO, /* LED B */
127};
128#else
129static mfp_cfg_t income_pin_config[] __initdata = {};
130#endif
131
f95bb540
MV
132/******************************************************************************
133 * Pin configuration
134 ******************************************************************************/
5c0dbb8f 135static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
f95bb540 136 /* Ethernet */
c0b1541f
EM
137 GPIO78_nCS_2, /* Ethernet CS */
138 GPIO114_GPIO, /* Ethernet IRQ */
d01b8d64 139
7cca84ab
MV
140 /* AC97 */
141 GPIO28_AC97_BITCLK,
142 GPIO29_AC97_SDATA_IN_0,
143 GPIO30_AC97_SDATA_OUT,
144 GPIO31_AC97_SYNC,
145 GPIO95_AC97_nRESET,
146 GPIO98_AC97_SYSCLK,
147 GPIO113_GPIO, /* Touchscreen IRQ */
c0b1541f
EM
148};
149
f95bb540
MV
150/******************************************************************************
151 * NOR Flash
152 ******************************************************************************/
153#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
4e4fc05a
DM
154static struct mtd_partition colibri_partitions[] = {
155 {
156 .name = "Bootloader",
157 .offset = 0x00000000,
158 .size = 0x00040000,
f95bb540 159 .mask_flags = MTD_WRITEABLE /* force read-only */
4e4fc05a
DM
160 }, {
161 .name = "Kernel",
162 .offset = 0x00040000,
163 .size = 0x00400000,
164 .mask_flags = 0
165 }, {
166 .name = "Rootfs",
167 .offset = 0x00440000,
168 .size = MTDPART_SIZ_FULL,
169 .mask_flags = 0
170 }
171};
172
173static struct physmap_flash_data colibri_flash_data[] = {
174 {
175 .width = 4, /* bankwidth in bytes */
176 .parts = colibri_partitions,
177 .nr_parts = ARRAY_SIZE(colibri_partitions)
178 }
179};
180
5c0dbb8f 181static struct resource colibri_pxa270_flash_resource = {
4e4fc05a
DM
182 .start = PXA_CS0_PHYS,
183 .end = PXA_CS0_PHYS + SZ_32M - 1,
184 .flags = IORESOURCE_MEM,
185};
186
5c0dbb8f 187static struct platform_device colibri_pxa270_flash_device = {
4e4fc05a
DM
188 .name = "physmap-flash",
189 .id = 0,
190 .dev = {
191 .platform_data = colibri_flash_data,
192 },
5c0dbb8f 193 .resource = &colibri_pxa270_flash_resource,
4e4fc05a
DM
194 .num_resources = 1,
195};
196
f95bb540
MV
197static void __init colibri_pxa270_nor_init(void)
198{
199 platform_device_register(&colibri_pxa270_flash_device);
200}
201#else
202static inline void colibri_pxa270_nor_init(void) {}
203#endif
204
205/******************************************************************************
206 * Ethernet
207 ******************************************************************************/
208#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
209static struct resource colibri_pxa270_dm9000_resources[] = {
403d2971 210 {
f95bb540
MV
211 .start = PXA_CS2_PHYS,
212 .end = PXA_CS2_PHYS + 3,
4e4fc05a
DM
213 .flags = IORESOURCE_MEM,
214 },
403d2971 215 {
f95bb540
MV
216 .start = PXA_CS2_PHYS + 4,
217 .end = PXA_CS2_PHYS + 4 + 500,
4e4fc05a
DM
218 .flags = IORESOURCE_MEM,
219 },
403d2971 220 {
4929f5a8
HZ
221 .start = PXA_GPIO_TO_IRQ(GPIO114_COLIBRI_PXA270_ETH_IRQ),
222 .end = PXA_GPIO_TO_IRQ(GPIO114_COLIBRI_PXA270_ETH_IRQ),
d0afc85f 223 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
4e4fc05a
DM
224 },
225};
226
f95bb540 227static struct platform_device colibri_pxa270_dm9000_device = {
4e4fc05a
DM
228 .name = "dm9000",
229 .id = -1,
f95bb540
MV
230 .num_resources = ARRAY_SIZE(colibri_pxa270_dm9000_resources),
231 .resource = colibri_pxa270_dm9000_resources,
4e4fc05a
DM
232};
233
f95bb540
MV
234static void __init colibri_pxa270_eth_init(void)
235{
236 platform_device_register(&colibri_pxa270_dm9000_device);
237}
238#else
239static inline void colibri_pxa270_eth_init(void) {}
5c0dbb8f 240#endif
4e4fc05a 241
7cca84ab
MV
242/******************************************************************************
243 * Audio and Touchscreen
244 ******************************************************************************/
245#if defined(CONFIG_TOUCHSCREEN_UCB1400) || \
246 defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
247static pxa2xx_audio_ops_t colibri_pxa270_ac97_pdata = {
248 .reset_gpio = 95,
249};
250
251static struct ucb1400_pdata colibri_pxa270_ucb1400_pdata = {
4929f5a8 252 .irq = PXA_GPIO_TO_IRQ(GPIO113_COLIBRI_PXA270_TS_IRQ),
7cca84ab
MV
253};
254
255static struct platform_device colibri_pxa270_ucb1400_device = {
256 .name = "ucb1400_core",
257 .id = -1,
258 .dev = {
259 .platform_data = &colibri_pxa270_ucb1400_pdata,
260 },
261};
262
263static void __init colibri_pxa270_tsc_init(void)
264{
265 pxa_set_ac97_info(&colibri_pxa270_ac97_pdata);
266 platform_device_register(&colibri_pxa270_ucb1400_device);
267}
268#else
269static inline void colibri_pxa270_tsc_init(void) {}
270#endif
271
4c243c85
DM
272static int colibri_pxa270_baseboard;
273core_param(colibri_pxa270_baseboard, colibri_pxa270_baseboard, int, 0444);
274
5c0dbb8f 275static void __init colibri_pxa270_init(void)
4e4fc05a 276{
5c0dbb8f 277 pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
f95bb540
MV
278
279 colibri_pxa270_nor_init();
280 colibri_pxa270_eth_init();
7cca84ab 281 colibri_pxa270_tsc_init();
4c243c85
DM
282
283 switch (colibri_pxa270_baseboard) {
a3172e54 284 case COLIBRI_EVALBOARD:
9b6956f4
MV
285 pxa2xx_mfp_config(ARRAY_AND_SIZE(
286 colibri_pxa270_evalboard_pin_config));
a3172e54 287 colibri_evalboard_init();
4c243c85 288 break;
403d2971 289 case COLIBRI_PXA270_INCOME:
9b6956f4 290 pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config));
403d2971
MV
291 colibri_pxa270_income_boardinit();
292 break;
4c243c85
DM
293 default:
294 printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n",
295 colibri_pxa270_baseboard);
296 }
4e4fc05a
DM
297}
298
403d2971
MV
299/* The "Income s.r.o. SH-Dmaster PXA270 SBC" board can be booted either
300 * with the INCOME mach type or with COLIBRI and the kernel parameter
301 * "colibri_pxa270_baseboard=1"
302 */
303static void __init colibri_pxa270_income_init(void)
304{
305 colibri_pxa270_baseboard = COLIBRI_PXA270_INCOME;
306 colibri_pxa270_init();
307}
308
5c0dbb8f 309MACHINE_START(COLIBRI, "Toradex Colibri PXA270")
7375aba6 310 .atag_offset = 0x100,
5c0dbb8f 311 .init_machine = colibri_pxa270_init,
851982c1 312 .map_io = pxa27x_map_io,
4e611091 313 .nr_irqs = PXA_NR_IRQS,
4e4fc05a 314 .init_irq = pxa27x_init_irq,
8a97ae2f 315 .handle_irq = pxa27x_handle_irq,
6bb27d73 316 .init_time = pxa_timer_init,
271a74fc 317 .restart = pxa_restart,
4e4fc05a 318MACHINE_END
5c0dbb8f 319
403d2971 320MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC")
7375aba6 321 .atag_offset = 0x100,
403d2971 322 .init_machine = colibri_pxa270_income_init,
851982c1 323 .map_io = pxa27x_map_io,
4e611091 324 .nr_irqs = PXA_NR_IRQS,
403d2971 325 .init_irq = pxa27x_init_irq,
8a97ae2f 326 .handle_irq = pxa27x_handle_irq,
6bb27d73 327 .init_time = pxa_timer_init,
271a74fc 328 .restart = pxa_restart,
403d2971
MV
329MACHINE_END
330