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ARC: dma: pass_phys() not sg_virt() to cache ops
[deliverable/linux.git] / arch / arm / mach-pxa / colibri-pxa270.c
CommitLineData
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>
a927ef89 21#include <linux/regulator/machine.h>
7cca84ab 22#include <linux/ucb1400.h>
4c243c85 23
4e4fc05a 24#include <asm/mach/arch.h>
4e4fc05a 25#include <asm/mach/flash.h>
4c243c85
DM		 26#include <asm/mach-types.h>
27#include <asm/sizes.h>
51c62982 28
7cca84ab 29#include <mach/audio.h>
4c25c5d2
AB		 30#include "colibri.h"
31#include "pxa27x.h"
4e4fc05a 32
4e4fc05a 33#include "devices.h"
4c243c85 34#include "generic.h"
4e4fc05a 35
9b6956f4
MV		 36/******************************************************************************
37 * Evaluation board MFP
38 ******************************************************************************/
a3172e54 39#ifdef CONFIG_MACH_COLIBRI_EVALBOARD
9b6956f4
MV		 40static mfp_cfg_t colibri_pxa270_evalboard_pin_config[] __initdata = {
41 /* MMC */
42 GPIO32_MMC_CLK,
43 GPIO92_MMC_DAT_0,
44 GPIO109_MMC_DAT_1,
45 GPIO110_MMC_DAT_2,
46 GPIO111_MMC_DAT_3,
47 GPIO112_MMC_CMD,
48 GPIO0_GPIO, /* SD detect */
49
50 /* FFUART */
51 GPIO39_FFUART_TXD,
52 GPIO34_FFUART_RXD,
53
54 /* UHC */
55 GPIO88_USBH1_PWR,
56 GPIO89_USBH1_PEN,
57 GPIO119_USBH2_PWR,
58 GPIO120_USBH2_PEN,
59
60 /* PCMCIA */
61 GPIO85_nPCE_1,
62 GPIO54_nPCE_2,
63 GPIO55_nPREG,
64 GPIO50_nPIOR,
65 GPIO51_nPIOW,
66 GPIO49_nPWE,
67 GPIO48_nPOE,
68 GPIO57_nIOIS16,
69 GPIO56_nPWAIT,
70 GPIO104_PSKTSEL,
71 GPIO53_GPIO, /* RESET */
72 GPIO83_GPIO, /* BVD1 */
73 GPIO82_GPIO, /* BVD2 */
74 GPIO1_GPIO, /* READY */
75 GPIO84_GPIO, /* DETECT */
76 GPIO107_GPIO, /* PPEN */
072e1ae7
MV		 77
78 /* I2C */
79 GPIO117_I2C_SCL,
80 GPIO118_I2C_SDA,
9b6956f4
MV		 81};
82#else
83static mfp_cfg_t colibri_pxa270_evalboard_pin_config[] __initdata = {};
84#endif
85
86#ifdef CONFIG_MACH_COLIBRI_PXA270_INCOME
87static mfp_cfg_t income_pin_config[] __initdata = {
88 /* MMC */
89 GPIO32_MMC_CLK,
90 GPIO92_MMC_DAT_0,
91 GPIO109_MMC_DAT_1,
92 GPIO110_MMC_DAT_2,
93 GPIO111_MMC_DAT_3,
94 GPIO112_MMC_CMD,
95 GPIO0_GPIO, /* SD detect */
96 GPIO1_GPIO, /* SD read-only */
97
98 /* FFUART */
99 GPIO39_FFUART_TXD,
100 GPIO34_FFUART_RXD,
101
102 /* BFUART */
103 GPIO42_BTUART_RXD,
104 GPIO43_BTUART_TXD,
105 GPIO45_BTUART_RTS,
106
107 /* STUART */
108 GPIO46_STUART_RXD,
109 GPIO47_STUART_TXD,
110
111 /* UHC */
112 GPIO88_USBH1_PWR,
113 GPIO89_USBH1_PEN,
114
115 /* LCD */
116 GPIOxx_LCD_TFT_16BPP,
117
118 /* PWM */
119 GPIO16_PWM0_OUT,
120
121 /* I2C */
122 GPIO117_I2C_SCL,
123 GPIO118_I2C_SDA,
124
125 /* LED */
126 GPIO54_GPIO, /* LED A */
127 GPIO55_GPIO, /* LED B */
128};
129#else
130static mfp_cfg_t income_pin_config[] __initdata = {};
131#endif
132
f95bb540
MV		 133/******************************************************************************
134 * Pin configuration
135 ******************************************************************************/
5c0dbb8f 136static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
f95bb540 137 /* Ethernet */
c0b1541f
EM		 138 GPIO78_nCS_2, /* Ethernet CS */
139 GPIO114_GPIO, /* Ethernet IRQ */
d01b8d64 140
7cca84ab
MV		 141 /* AC97 */
142 GPIO28_AC97_BITCLK,
143 GPIO29_AC97_SDATA_IN_0,
144 GPIO30_AC97_SDATA_OUT,
145 GPIO31_AC97_SYNC,
146 GPIO95_AC97_nRESET,
147 GPIO98_AC97_SYSCLK,
148 GPIO113_GPIO, /* Touchscreen IRQ */
c0b1541f
EM		 149};
150
f95bb540
MV		 151/******************************************************************************
152 * NOR Flash
153 ******************************************************************************/
154#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
4e4fc05a
DM		 155static struct mtd_partition colibri_partitions[] = {
156 {
157 .name = "Bootloader",
158 .offset = 0x00000000,
159 .size = 0x00040000,
f95bb540 160 .mask_flags = MTD_WRITEABLE /* force read-only */
4e4fc05a
DM		 161 }, {
162 .name = "Kernel",
163 .offset = 0x00040000,
164 .size = 0x00400000,
165 .mask_flags = 0
166 }, {
167 .name = "Rootfs",
168 .offset = 0x00440000,
169 .size = MTDPART_SIZ_FULL,
170 .mask_flags = 0
171 }
172};
173
174static struct physmap_flash_data colibri_flash_data[] = {
175 {
176 .width = 4, /* bankwidth in bytes */
177 .parts = colibri_partitions,
178 .nr_parts = ARRAY_SIZE(colibri_partitions)
179 }
180};
181
5c0dbb8f 182static struct resource colibri_pxa270_flash_resource = {
4e4fc05a
DM		 183 .start = PXA_CS0_PHYS,
184 .end = PXA_CS0_PHYS + SZ_32M - 1,
185 .flags = IORESOURCE_MEM,
186};
187
5c0dbb8f 188static struct platform_device colibri_pxa270_flash_device = {
4e4fc05a
DM		 189 .name = "physmap-flash",
190 .id = 0,
191 .dev = {
192 .platform_data = colibri_flash_data,
193 },
5c0dbb8f 194 .resource = &colibri_pxa270_flash_resource,
4e4fc05a
DM		 195 .num_resources = 1,
196};
197
f95bb540
MV		 198static void __init colibri_pxa270_nor_init(void)
199{
200 platform_device_register(&colibri_pxa270_flash_device);
201}
202#else
203static inline void colibri_pxa270_nor_init(void) {}
204#endif
205
206/******************************************************************************
207 * Ethernet
208 ******************************************************************************/
209#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
210static struct resource colibri_pxa270_dm9000_resources[] = {
403d2971 211 {
f95bb540
MV		 212 .start = PXA_CS2_PHYS,
213 .end = PXA_CS2_PHYS + 3,
4e4fc05a
DM		 214 .flags = IORESOURCE_MEM,
215 },
403d2971 216 {
f95bb540
MV		 217 .start = PXA_CS2_PHYS + 4,
218 .end = PXA_CS2_PHYS + 4 + 500,
4e4fc05a
DM		 219 .flags = IORESOURCE_MEM,
220 },
403d2971 221 {
4929f5a8
HZ		 222 .start = PXA_GPIO_TO_IRQ(GPIO114_COLIBRI_PXA270_ETH_IRQ),
223 .end = PXA_GPIO_TO_IRQ(GPIO114_COLIBRI_PXA270_ETH_IRQ),
d0afc85f 224 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
4e4fc05a
DM		 225 },
226};
227
f95bb540 228static struct platform_device colibri_pxa270_dm9000_device = {
4e4fc05a
DM		 229 .name = "dm9000",
230 .id = -1,
f95bb540
MV		 231 .num_resources = ARRAY_SIZE(colibri_pxa270_dm9000_resources),
232 .resource = colibri_pxa270_dm9000_resources,
4e4fc05a
DM		 233};
234
f95bb540
MV		 235static void __init colibri_pxa270_eth_init(void)
236{
237 platform_device_register(&colibri_pxa270_dm9000_device);
238}
239#else
240static inline void colibri_pxa270_eth_init(void) {}
5c0dbb8f 241#endif
4e4fc05a 242
7cca84ab
MV		 243/******************************************************************************
244 * Audio and Touchscreen
245 ******************************************************************************/
246#if defined(CONFIG_TOUCHSCREEN_UCB1400) || \
247 defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
248static pxa2xx_audio_ops_t colibri_pxa270_ac97_pdata = {
249 .reset_gpio = 95,
250};
251
252static struct ucb1400_pdata colibri_pxa270_ucb1400_pdata = {
4929f5a8 253 .irq = PXA_GPIO_TO_IRQ(GPIO113_COLIBRI_PXA270_TS_IRQ),
7cca84ab
MV		 254};
255
256static struct platform_device colibri_pxa270_ucb1400_device = {
257 .name = "ucb1400_core",
258 .id = -1,
259 .dev = {
260 .platform_data = &colibri_pxa270_ucb1400_pdata,
261 },
262};
263
264static void __init colibri_pxa270_tsc_init(void)
265{
266 pxa_set_ac97_info(&colibri_pxa270_ac97_pdata);
267 platform_device_register(&colibri_pxa270_ucb1400_device);
268}
269#else
270static inline void colibri_pxa270_tsc_init(void) {}
271#endif
272
4c243c85
DM		 273static int colibri_pxa270_baseboard;
274core_param(colibri_pxa270_baseboard, colibri_pxa270_baseboard, int, 0444);
275
5c0dbb8f 276static void __init colibri_pxa270_init(void)
4e4fc05a 277{
5c0dbb8f 278 pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
f95bb540
MV		 279
280 colibri_pxa270_nor_init();
281 colibri_pxa270_eth_init();
7cca84ab 282 colibri_pxa270_tsc_init();
4c243c85
DM		 283
284 switch (colibri_pxa270_baseboard) {
a3172e54 285 case COLIBRI_EVALBOARD:
9b6956f4
MV		 286 pxa2xx_mfp_config(ARRAY_AND_SIZE(
287 colibri_pxa270_evalboard_pin_config));
a3172e54 288 colibri_evalboard_init();
4c243c85 289 break;
403d2971 290 case COLIBRI_PXA270_INCOME:
9b6956f4 291 pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config));
403d2971
MV		 292 colibri_pxa270_income_boardinit();
293 break;
4c243c85
DM		 294 default:
295 printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n",
296 colibri_pxa270_baseboard);
297 }
a927ef89
RJ		 298
299 regulator_has_full_constraints();
4e4fc05a
DM		 300}
301
403d2971
MV		 302/* The "Income s.r.o. SH-Dmaster PXA270 SBC" board can be booted either
303 * with the INCOME mach type or with COLIBRI and the kernel parameter
304 * "colibri_pxa270_baseboard=1"
305 */
306static void __init colibri_pxa270_income_init(void)
307{
308 colibri_pxa270_baseboard = COLIBRI_PXA270_INCOME;
309 colibri_pxa270_init();
310}
311
5c0dbb8f 312MACHINE_START(COLIBRI, "Toradex Colibri PXA270")
7375aba6 313 .atag_offset = 0x100,
5c0dbb8f 314 .init_machine = colibri_pxa270_init,
851982c1 315 .map_io = pxa27x_map_io,
4e611091 316 .nr_irqs = PXA_NR_IRQS,
4e4fc05a 317 .init_irq = pxa27x_init_irq,
8a97ae2f 318 .handle_irq = pxa27x_handle_irq,
6bb27d73 319 .init_time = pxa_timer_init,
271a74fc 320 .restart = pxa_restart,
4e4fc05a 321MACHINE_END
5c0dbb8f 322
403d2971 323MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC")
7375aba6 324 .atag_offset = 0x100,
403d2971 325 .init_machine = colibri_pxa270_income_init,
851982c1 326 .map_io = pxa27x_map_io,
4e611091 327 .nr_irqs = PXA_NR_IRQS,
403d2971 328 .init_irq = pxa27x_init_irq,
8a97ae2f 329 .handle_irq = pxa27x_handle_irq,
6bb27d73 330 .init_time = pxa_timer_init,
271a74fc 331 .restart = pxa_restart,
403d2971
MV		 332MACHINE_END
333
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