Commit | Line | Data |
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7e5e9f54 JB |
1 | /* |
2 | * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix | |
3 | * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License | |
7 | * as published by the Free Software Foundation; either version 2 | |
8 | * of the License, or (at your option) any later version. | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, | |
17 | * MA 02110-1301, USA. | |
18 | */ | |
19 | ||
a4e9a65a SH |
20 | #include <linux/i2c.h> |
21 | #include <linux/i2c/at24.h> | |
bff0b53b SH |
22 | #include <linux/io.h> |
23 | #include <linux/mtd/plat-ram.h> | |
24 | #include <linux/mtd/physmap.h> | |
25 | #include <linux/platform_device.h> | |
61533841 SH |
26 | #include <linux/regulator/machine.h> |
27 | #include <linux/mfd/mc13783.h> | |
28 | #include <linux/spi/spi.h> | |
29 | #include <linux/irq.h> | |
438196c3 | 30 | #include <linux/gpio.h> |
a4e9a65a | 31 | |
7e5e9f54 | 32 | #include <asm/mach-types.h> |
bff0b53b SH |
33 | #include <asm/mach/arch.h> |
34 | #include <asm/mach/time.h> | |
35 | ||
3ed0bcb4 | 36 | #include "board-pcm038.h" |
e3372474 | 37 | #include "common.h" |
0e7a29a8 | 38 | #include "devices-imx27.h" |
50f2de61 | 39 | #include "hardware.h" |
267dd34c | 40 | #include "iomux-mx27.h" |
39ef6340 | 41 | #include "ulpi.h" |
7e90534a | 42 | |
6c80ee51 | 43 | static const int pcm038_pins[] __initconst = { |
f231ea44 SH |
44 | /* UART1 */ |
45 | PE12_PF_UART1_TXD, | |
46 | PE13_PF_UART1_RXD, | |
47 | PE14_PF_UART1_CTS, | |
48 | PE15_PF_UART1_RTS, | |
49 | /* UART2 */ | |
50 | PE3_PF_UART2_CTS, | |
51 | PE4_PF_UART2_RTS, | |
52 | PE6_PF_UART2_TXD, | |
53 | PE7_PF_UART2_RXD, | |
54 | /* UART3 */ | |
55 | PE8_PF_UART3_TXD, | |
56 | PE9_PF_UART3_RXD, | |
57 | PE10_PF_UART3_CTS, | |
58 | PE11_PF_UART3_RTS, | |
59 | /* FEC */ | |
60 | PD0_AIN_FEC_TXD0, | |
61 | PD1_AIN_FEC_TXD1, | |
62 | PD2_AIN_FEC_TXD2, | |
63 | PD3_AIN_FEC_TXD3, | |
64 | PD4_AOUT_FEC_RX_ER, | |
65 | PD5_AOUT_FEC_RXD1, | |
66 | PD6_AOUT_FEC_RXD2, | |
67 | PD7_AOUT_FEC_RXD3, | |
68 | PD8_AF_FEC_MDIO, | |
69 | PD9_AIN_FEC_MDC, | |
70 | PD10_AOUT_FEC_CRS, | |
71 | PD11_AOUT_FEC_TX_CLK, | |
72 | PD12_AOUT_FEC_RXD0, | |
73 | PD13_AOUT_FEC_RX_DV, | |
74 | PD14_AOUT_FEC_RX_CLK, | |
75 | PD15_AOUT_FEC_COL, | |
76 | PD16_AIN_FEC_TX_ER, | |
77 | PF23_AIN_FEC_TX_EN, | |
78 | /* I2C2 */ | |
79 | PC5_PF_I2C2_SDA, | |
80 | PC6_PF_I2C2_SCL, | |
81 | /* SPI1 */ | |
82 | PD25_PF_CSPI1_RDY, | |
f231ea44 SH |
83 | PD29_PF_CSPI1_SCLK, |
84 | PD30_PF_CSPI1_MISO, | |
85 | PD31_PF_CSPI1_MOSI, | |
86 | /* SSI1 */ | |
87 | PC20_PF_SSI1_FS, | |
88 | PC21_PF_SSI1_RXD, | |
89 | PC22_PF_SSI1_TXD, | |
90 | PC23_PF_SSI1_CLK, | |
91 | /* SSI4 */ | |
92 | PC16_PF_SSI4_FS, | |
93 | PC17_PF_SSI4_RXD, | |
94 | PC18_PF_SSI4_TXD, | |
95 | PC19_PF_SSI4_CLK, | |
773f206b SH |
96 | /* USB host */ |
97 | PA0_PF_USBH2_CLK, | |
98 | PA1_PF_USBH2_DIR, | |
99 | PA2_PF_USBH2_DATA7, | |
100 | PA3_PF_USBH2_NXT, | |
101 | PA4_PF_USBH2_STP, | |
102 | PD19_AF_USBH2_DATA4, | |
103 | PD20_AF_USBH2_DATA3, | |
104 | PD21_AF_USBH2_DATA6, | |
105 | PD22_AF_USBH2_DATA0, | |
106 | PD23_AF_USBH2_DATA2, | |
107 | PD24_AF_USBH2_DATA1, | |
108 | PD26_AF_USBH2_DATA5, | |
f231ea44 SH |
109 | }; |
110 | ||
3620c0dc SH |
111 | /* |
112 | * Phytec's PCM038 comes with 2MiB battery buffered SRAM, | |
113 | * 16 bit width | |
114 | */ | |
115 | ||
116 | static struct platdata_mtd_ram pcm038_sram_data = { | |
117 | .bankwidth = 2, | |
118 | }; | |
119 | ||
120 | static struct resource pcm038_sram_resource = { | |
3f35d1f5 UKK |
121 | .start = MX27_CS1_BASE_ADDR, |
122 | .end = MX27_CS1_BASE_ADDR + 512 * 1024 - 1, | |
3620c0dc SH |
123 | .flags = IORESOURCE_MEM, |
124 | }; | |
125 | ||
126 | static struct platform_device pcm038_sram_mtd_device = { | |
127 | .name = "mtd-ram", | |
128 | .id = 0, | |
129 | .dev = { | |
130 | .platform_data = &pcm038_sram_data, | |
131 | }, | |
132 | .num_resources = 1, | |
133 | .resource = &pcm038_sram_resource, | |
134 | }; | |
135 | ||
7e5e9f54 JB |
136 | /* |
137 | * Phytec's phyCORE-i.MX27 comes with 32MiB flash, | |
138 | * 16 bit width | |
139 | */ | |
140 | static struct physmap_flash_data pcm038_flash_data = { | |
141 | .width = 2, | |
142 | }; | |
143 | ||
144 | static struct resource pcm038_flash_resource = { | |
145 | .start = 0xc0000000, | |
146 | .end = 0xc1ffffff, | |
147 | .flags = IORESOURCE_MEM, | |
148 | }; | |
149 | ||
150 | static struct platform_device pcm038_nor_mtd_device = { | |
151 | .name = "physmap-flash", | |
152 | .id = 0, | |
153 | .dev = { | |
154 | .platform_data = &pcm038_flash_data, | |
155 | }, | |
156 | .num_resources = 1, | |
157 | .resource = &pcm038_flash_resource, | |
158 | }; | |
159 | ||
d5dac4a6 UKK |
160 | static const struct imxuart_platform_data uart_pdata __initconst = { |
161 | .flags = IMXUART_HAVE_RTSCTS, | |
7e5e9f54 JB |
162 | }; |
163 | ||
0e7a29a8 UKK |
164 | static const struct mxc_nand_platform_data |
165 | pcm038_nand_board_info __initconst = { | |
01f71a37 SH |
166 | .width = 1, |
167 | .hw_ecc = 1, | |
168 | }; | |
169 | ||
7e5e9f54 JB |
170 | static struct platform_device *platform_devices[] __initdata = { |
171 | &pcm038_nor_mtd_device, | |
3620c0dc | 172 | &pcm038_sram_mtd_device, |
7e5e9f54 JB |
173 | }; |
174 | ||
3620c0dc SH |
175 | /* On pcm038 there's a sram attached to CS1, we enable the chipselect here and |
176 | * setup other stuffs to access the sram. */ | |
177 | static void __init pcm038_init_sram(void) | |
178 | { | |
25971426 SG |
179 | __raw_writel(0x0000d843, MX27_IO_ADDRESS(MX27_WEIM_CSCRxU(1))); |
180 | __raw_writel(0x22252521, MX27_IO_ADDRESS(MX27_WEIM_CSCRxL(1))); | |
181 | __raw_writel(0x22220a00, MX27_IO_ADDRESS(MX27_WEIM_CSCRxA(1))); | |
3620c0dc SH |
182 | } |
183 | ||
c6987159 | 184 | static const struct imxi2c_platform_data pcm038_i2c1_data __initconst = { |
a4e9a65a | 185 | .bitrate = 100000, |
a4e9a65a SH |
186 | }; |
187 | ||
188 | static struct at24_platform_data board_eeprom = { | |
189 | .byte_len = 4096, | |
190 | .page_size = 32, | |
191 | .flags = AT24_FLAG_ADDR16, | |
192 | }; | |
193 | ||
194 | static struct i2c_board_info pcm038_i2c_devices[] = { | |
cf87a6e2 | 195 | { |
a4e9a65a SH |
196 | I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */ |
197 | .platform_data = &board_eeprom, | |
cf87a6e2 SH |
198 | }, { |
199 | I2C_BOARD_INFO("pcf8563", 0x51), | |
200 | }, { | |
a4e9a65a | 201 | I2C_BOARD_INFO("lm75", 0x4a), |
a4e9a65a SH |
202 | } |
203 | }; | |
a4e9a65a | 204 | |
61533841 SH |
205 | static int pcm038_spi_cs[] = {GPIO_PORTD + 28}; |
206 | ||
7536cf99 | 207 | static const struct spi_imx_master pcm038_spi0_data __initconst = { |
61533841 SH |
208 | .chipselect = pcm038_spi_cs, |
209 | .num_chipselect = ARRAY_SIZE(pcm038_spi_cs), | |
210 | }; | |
211 | ||
212 | static struct regulator_consumer_supply sdhc1_consumers[] = { | |
213 | { | |
7f917a8d | 214 | .dev_name = "imx21-mmc.1", |
61533841 SH |
215 | .supply = "sdhc_vcc", |
216 | }, | |
217 | }; | |
218 | ||
219 | static struct regulator_init_data sdhc1_data = { | |
220 | .constraints = { | |
221 | .min_uV = 3000000, | |
222 | .max_uV = 3400000, | |
223 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | | |
224 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | |
225 | .valid_modes_mask = REGULATOR_MODE_NORMAL | | |
226 | REGULATOR_MODE_FAST, | |
227 | .always_on = 0, | |
228 | .boot_on = 0, | |
229 | }, | |
230 | .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers), | |
231 | .consumer_supplies = sdhc1_consumers, | |
232 | }; | |
233 | ||
234 | static struct regulator_consumer_supply cam_consumers[] = { | |
235 | { | |
dcc5abf0 | 236 | .dev_name = NULL, |
61533841 SH |
237 | .supply = "imx_cam_vcc", |
238 | }, | |
239 | }; | |
240 | ||
241 | static struct regulator_init_data cam_data = { | |
242 | .constraints = { | |
243 | .min_uV = 3000000, | |
244 | .max_uV = 3400000, | |
245 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | | |
246 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | |
247 | .valid_modes_mask = REGULATOR_MODE_NORMAL | | |
248 | REGULATOR_MODE_FAST, | |
249 | .always_on = 0, | |
250 | .boot_on = 0, | |
251 | }, | |
252 | .num_consumer_supplies = ARRAY_SIZE(cam_consumers), | |
253 | .consumer_supplies = cam_consumers, | |
254 | }; | |
255 | ||
5836372e | 256 | static struct mc13xxx_regulator_init_data pcm038_regulators[] = { |
61533841 | 257 | { |
57c78e35 | 258 | .id = MC13783_REG_VCAM, |
61533841 SH |
259 | .init_data = &cam_data, |
260 | }, { | |
57c78e35 | 261 | .id = MC13783_REG_VMMC1, |
61533841 SH |
262 | .init_data = &sdhc1_data, |
263 | }, | |
264 | }; | |
265 | ||
5836372e | 266 | static struct mc13xxx_platform_data pcm038_pmic = { |
4ec1b54c AS |
267 | .regulators = { |
268 | .regulators = pcm038_regulators, | |
269 | .num_regulators = ARRAY_SIZE(pcm038_regulators), | |
270 | }, | |
46621ebb | 271 | .flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN, |
61533841 SH |
272 | }; |
273 | ||
274 | static struct spi_board_info pcm038_spi_board_info[] __initdata = { | |
275 | { | |
276 | .modalias = "mc13783", | |
438196c3 | 277 | /* irq number is run-time assigned */ |
61533841 SH |
278 | .max_speed_hz = 300000, |
279 | .bus_num = 0, | |
280 | .chip_select = 0, | |
281 | .platform_data = &pcm038_pmic, | |
282 | .mode = SPI_CS_HIGH, | |
283 | } | |
284 | }; | |
285 | ||
4bd597b6 SH |
286 | static int pcm038_usbh2_init(struct platform_device *pdev) |
287 | { | |
288 | return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED | | |
289 | MXC_EHCI_INTERFACE_DIFF_UNI); | |
290 | } | |
291 | ||
2eb42d5c | 292 | static const struct mxc_usbh_platform_data usbh2_pdata __initconst = { |
4bd597b6 | 293 | .init = pcm038_usbh2_init, |
773f206b | 294 | .portsc = MXC_EHCI_MODE_ULPI, |
773f206b SH |
295 | }; |
296 | ||
7e5e9f54 JB |
297 | static void __init pcm038_init(void) |
298 | { | |
b78d8e59 SG |
299 | imx27_soc_init(); |
300 | ||
f231ea44 SH |
301 | mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins), |
302 | "PCM038"); | |
303 | ||
3620c0dc | 304 | pcm038_init_sram(); |
7e5e9f54 | 305 | |
d5dac4a6 UKK |
306 | imx27_add_imx_uart0(&uart_pdata); |
307 | imx27_add_imx_uart1(&uart_pdata); | |
308 | imx27_add_imx_uart2(&uart_pdata); | |
01f71a37 | 309 | |
ccfe30a7 | 310 | mxc_gpio_mode(PE16_AF_OWIRE); |
0e7a29a8 | 311 | imx27_add_mxc_nand(&pcm038_nand_board_info); |
7e5e9f54 | 312 | |
a4e9a65a SH |
313 | /* only the i2c master 1 is used on this CPU card */ |
314 | i2c_register_board_info(1, pcm038_i2c_devices, | |
315 | ARRAY_SIZE(pcm038_i2c_devices)); | |
316 | ||
77a406da | 317 | imx27_add_imx_i2c(1, &pcm038_i2c1_data); |
a4e9a65a | 318 | |
0160651a LF |
319 | /* PE18 for user-LED D40 */ |
320 | mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT); | |
321 | ||
61533841 SH |
322 | mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT); |
323 | ||
324 | /* MC13783 IRQ */ | |
325 | mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN); | |
326 | ||
7536cf99 | 327 | imx27_add_spi_imx0(&pcm038_spi0_data); |
438196c3 | 328 | pcm038_spi_board_info[0].irq = gpio_to_irq(IMX_GPIO_NR(2, 23)); |
61533841 SH |
329 | spi_register_board_info(pcm038_spi_board_info, |
330 | ARRAY_SIZE(pcm038_spi_board_info)); | |
331 | ||
2eb42d5c | 332 | imx27_add_mxc_ehci_hs(2, &usbh2_pdata); |
773f206b | 333 | |
6bd96f3c | 334 | imx27_add_fec(NULL); |
7e5e9f54 | 335 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); |
bec31a85 BT |
336 | imx27_add_imx2_wdt(); |
337 | imx27_add_mxc_w1(); | |
ff6552e4 JB |
338 | |
339 | #ifdef CONFIG_MACH_PCM970_BASEBOARD | |
340 | pcm970_baseboard_init(); | |
341 | #endif | |
7e5e9f54 JB |
342 | } |
343 | ||
344 | static void __init pcm038_timer_init(void) | |
345 | { | |
30c730f8 | 346 | mx27_clocks_init(26000000); |
7e5e9f54 JB |
347 | } |
348 | ||
058b7a6f | 349 | static struct sys_timer pcm038_timer = { |
7e5e9f54 JB |
350 | .init = pcm038_timer_init, |
351 | }; | |
352 | ||
353 | MACHINE_START(PCM038, "phyCORE-i.MX27") | |
dc8f1907 | 354 | .atag_offset = 0x100, |
3dac2196 UKK |
355 | .map_io = mx27_map_io, |
356 | .init_early = imx27_init_early, | |
357 | .init_irq = mx27_init_irq, | |
ffa2ea3f | 358 | .handle_irq = imx27_handle_irq, |
3dac2196 UKK |
359 | .timer = &pcm038_timer, |
360 | .init_machine = pcm038_init, | |
65ea7884 | 361 | .restart = mxc_restart, |
7e5e9f54 | 362 | MACHINE_END |