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Daniel Mack4e4fc052008-01-23 14:54:50 +01001/*
Daniel Mack5c0dbb82009-03-13 16:37:08 +01002 * linux/arch/arm/mach-pxa/colibri-pxa270.c
Daniel Mack4e4fc052008-01-23 14:54:50 +01003 *
Daniel Mack5c0dbb82009-03-13 16:37:08 +01004 * Support for Toradex PXA270 based Colibri module
Daniel Mack4e4fc052008-01-23 14:54:50 +01005 * Daniel Mack <daniel@caiaq.de>
Marek Vasutf95bb542010-05-22 00:29:33 +02006 * Marek Vasut <marek.vasut@gmail.com>
Daniel Mack4e4fc052008-01-23 14:54:50 +01007 *
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>
Daniel Mack4e4fc052008-01-23 14:54:50 +010014#include <linux/interrupt.h>
Paul Gortmaker6a7a5dc2011-09-18 14:50:33 -040015#include <linux/moduleparam.h>
Daniel Mack4c243c82010-05-22 00:29:38 +020016#include <linux/kernel.h>
Daniel Mack4e4fc052008-01-23 14:54:50 +010017#include <linux/mtd/mtd.h>
18#include <linux/mtd/partitions.h>
19#include <linux/mtd/physmap.h>
Daniel Mack4c243c82010-05-22 00:29:38 +020020#include <linux/platform_device.h>
Marek Vasut7cca84a2010-05-22 00:29:37 +020021#include <linux/ucb1400.h>
Daniel Mack4c243c82010-05-22 00:29:38 +020022
Daniel Mack4e4fc052008-01-23 14:54:50 +010023#include <asm/mach/arch.h>
Daniel Mack4e4fc052008-01-23 14:54:50 +010024#include <asm/mach/flash.h>
Daniel Mack4c243c82010-05-22 00:29:38 +020025#include <asm/mach-types.h>
26#include <asm/sizes.h>
Eric Miao51c62982009-01-02 23:17:22 +080027
Marek Vasut7cca84a2010-05-22 00:29:37 +020028#include <mach/audio.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010029#include <mach/colibri.h>
Daniel Mack4c243c82010-05-22 00:29:38 +020030#include <mach/pxa27x.h>
Daniel Mack4e4fc052008-01-23 14:54:50 +010031
Daniel Mack4e4fc052008-01-23 14:54:50 +010032#include "devices.h"
Daniel Mack4c243c82010-05-22 00:29:38 +020033#include "generic.h"
Daniel Mack4e4fc052008-01-23 14:54:50 +010034
Marek Vasutf95bb542010-05-22 00:29:33 +020035/******************************************************************************
Marek Vasut9b6956f2010-08-12 01:18:38 +020036 * Evaluation board MFP
37 ******************************************************************************/
Marek Vasuta3172e52010-08-12 01:45:05 +020038#ifdef CONFIG_MACH_COLIBRI_EVALBOARD
Marek Vasut9b6956f2010-08-12 01:18:38 +020039static 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 */
Marek Vasut072e1ae2010-08-12 01:30:39 +020076
77 /* I2C */
78 GPIO117_I2C_SCL,
79 GPIO118_I2C_SDA,
Marek Vasut9b6956f2010-08-12 01:18:38 +020080};
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
132/******************************************************************************
Marek Vasutf95bb542010-05-22 00:29:33 +0200133 * Pin configuration
134 ******************************************************************************/
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100135static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
Marek Vasutf95bb542010-05-22 00:29:33 +0200136 /* Ethernet */
Eric Miaoc0b15412008-08-08 14:59:03 +0800137 GPIO78_nCS_2, /* Ethernet CS */
138 GPIO114_GPIO, /* Ethernet IRQ */
Marek Vasutd01b8d62010-05-22 00:29:34 +0200139
Marek Vasut7cca84a2010-05-22 00:29:37 +0200140 /* 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 */
Eric Miaoc0b15412008-08-08 14:59:03 +0800148};
149
Marek Vasutf95bb542010-05-22 00:29:33 +0200150/******************************************************************************
151 * NOR Flash
152 ******************************************************************************/
153#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
Daniel Mack4e4fc052008-01-23 14:54:50 +0100154static struct mtd_partition colibri_partitions[] = {
155 {
156 .name = "Bootloader",
157 .offset = 0x00000000,
158 .size = 0x00040000,
Marek Vasutf95bb542010-05-22 00:29:33 +0200159 .mask_flags = MTD_WRITEABLE /* force read-only */
Daniel Mack4e4fc052008-01-23 14:54:50 +0100160 }, {
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
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100181static struct resource colibri_pxa270_flash_resource = {
Daniel Mack4e4fc052008-01-23 14:54:50 +0100182 .start = PXA_CS0_PHYS,
183 .end = PXA_CS0_PHYS + SZ_32M - 1,
184 .flags = IORESOURCE_MEM,
185};
186
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100187static struct platform_device colibri_pxa270_flash_device = {
Daniel Mack4e4fc052008-01-23 14:54:50 +0100188 .name = "physmap-flash",
189 .id = 0,
190 .dev = {
191 .platform_data = colibri_flash_data,
192 },
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100193 .resource = &colibri_pxa270_flash_resource,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100194 .num_resources = 1,
195};
196
Marek Vasutf95bb542010-05-22 00:29:33 +0200197static 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[] = {
Marek Vasut403d2972010-05-22 00:29:39 +0200210 {
Marek Vasutf95bb542010-05-22 00:29:33 +0200211 .start = PXA_CS2_PHYS,
212 .end = PXA_CS2_PHYS + 3,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100213 .flags = IORESOURCE_MEM,
214 },
Marek Vasut403d2972010-05-22 00:29:39 +0200215 {
Marek Vasutf95bb542010-05-22 00:29:33 +0200216 .start = PXA_CS2_PHYS + 4,
217 .end = PXA_CS2_PHYS + 4 + 500,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100218 .flags = IORESOURCE_MEM,
219 },
Marek Vasut403d2972010-05-22 00:29:39 +0200220 {
Haojian Zhuang4929f5a2011-10-10 16:03:51 +0800221 .start = PXA_GPIO_TO_IRQ(GPIO114_COLIBRI_PXA270_ETH_IRQ),
222 .end = PXA_GPIO_TO_IRQ(GPIO114_COLIBRI_PXA270_ETH_IRQ),
Michael Abbottd0afc852008-05-14 16:29:24 -0700223 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100224 },
225};
226
Marek Vasutf95bb542010-05-22 00:29:33 +0200227static struct platform_device colibri_pxa270_dm9000_device = {
Daniel Mack4e4fc052008-01-23 14:54:50 +0100228 .name = "dm9000",
229 .id = -1,
Marek Vasutf95bb542010-05-22 00:29:33 +0200230 .num_resources = ARRAY_SIZE(colibri_pxa270_dm9000_resources),
231 .resource = colibri_pxa270_dm9000_resources,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100232};
233
Marek Vasutf95bb542010-05-22 00:29:33 +0200234static 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) {}
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100240#endif
Daniel Mack4e4fc052008-01-23 14:54:50 +0100241
Marek Vasutd01b8d62010-05-22 00:29:34 +0200242/******************************************************************************
Marek Vasut7cca84a2010-05-22 00:29:37 +0200243 * 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 = {
Haojian Zhuang4929f5a2011-10-10 16:03:51 +0800252 .irq = PXA_GPIO_TO_IRQ(GPIO113_COLIBRI_PXA270_TS_IRQ),
Marek Vasut7cca84a2010-05-22 00:29:37 +0200253};
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
Daniel Mack4c243c82010-05-22 00:29:38 +0200272static int colibri_pxa270_baseboard;
273core_param(colibri_pxa270_baseboard, colibri_pxa270_baseboard, int, 0444);
274
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100275static void __init colibri_pxa270_init(void)
Daniel Mack4e4fc052008-01-23 14:54:50 +0100276{
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100277 pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
Marek Vasutf95bb542010-05-22 00:29:33 +0200278
279 colibri_pxa270_nor_init();
280 colibri_pxa270_eth_init();
Marek Vasut7cca84a2010-05-22 00:29:37 +0200281 colibri_pxa270_tsc_init();
Daniel Mack4c243c82010-05-22 00:29:38 +0200282
283 switch (colibri_pxa270_baseboard) {
Marek Vasuta3172e52010-08-12 01:45:05 +0200284 case COLIBRI_EVALBOARD:
Marek Vasut9b6956f2010-08-12 01:18:38 +0200285 pxa2xx_mfp_config(ARRAY_AND_SIZE(
286 colibri_pxa270_evalboard_pin_config));
Marek Vasuta3172e52010-08-12 01:45:05 +0200287 colibri_evalboard_init();
Daniel Mack4c243c82010-05-22 00:29:38 +0200288 break;
Marek Vasut403d2972010-05-22 00:29:39 +0200289 case COLIBRI_PXA270_INCOME:
Marek Vasut9b6956f2010-08-12 01:18:38 +0200290 pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config));
Marek Vasut403d2972010-05-22 00:29:39 +0200291 colibri_pxa270_income_boardinit();
292 break;
Daniel Mack4c243c82010-05-22 00:29:38 +0200293 default:
294 printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n",
295 colibri_pxa270_baseboard);
296 }
Daniel Mack4e4fc052008-01-23 14:54:50 +0100297}
298
Marek Vasut403d2972010-05-22 00:29:39 +0200299/* 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
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100309MACHINE_START(COLIBRI, "Toradex Colibri PXA270")
Nicolas Pitre7375aba2011-07-05 22:38:15 -0400310 .atag_offset = 0x100,
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100311 .init_machine = colibri_pxa270_init,
Marek Vasut851982c2010-10-11 02:20:19 +0200312 .map_io = pxa27x_map_io,
Rob Herring4e611092012-01-03 16:53:48 -0600313 .nr_irqs = PXA_NR_IRQS,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100314 .init_irq = pxa27x_init_irq,
Eric Miao8a97ae22011-05-18 21:30:04 +0800315 .handle_irq = pxa27x_handle_irq,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100316 .timer = &pxa_timer,
Russell King271a74f2011-11-04 14:15:53 +0000317 .restart = pxa_restart,
Daniel Mack4e4fc052008-01-23 14:54:50 +0100318MACHINE_END
Daniel Mack5c0dbb82009-03-13 16:37:08 +0100319
Marek Vasut403d2972010-05-22 00:29:39 +0200320MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC")
Nicolas Pitre7375aba2011-07-05 22:38:15 -0400321 .atag_offset = 0x100,
Marek Vasut403d2972010-05-22 00:29:39 +0200322 .init_machine = colibri_pxa270_income_init,
Marek Vasut851982c2010-10-11 02:20:19 +0200323 .map_io = pxa27x_map_io,
Rob Herring4e611092012-01-03 16:53:48 -0600324 .nr_irqs = PXA_NR_IRQS,
Marek Vasut403d2972010-05-22 00:29:39 +0200325 .init_irq = pxa27x_init_irq,
Eric Miao8a97ae22011-05-18 21:30:04 +0800326 .handle_irq = pxa27x_handle_irq,
Marek Vasut403d2972010-05-22 00:29:39 +0200327 .timer = &pxa_timer,
Russell King271a74f2011-11-04 14:15:53 +0000328 .restart = pxa_restart,
Marek Vasut403d2972010-05-22 00:29:39 +0200329MACHINE_END
330