2 * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
3 * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
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.
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,
20 #include <linux/i2c.h>
21 #include <linux/i2c/at24.h>
23 #include <linux/mtd/plat-ram.h>
24 #include <linux/mtd/physmap.h>
25 #include <linux/platform_device.h>
26 #include <linux/regulator/machine.h>
27 #include <linux/mfd/mc13783.h>
28 #include <linux/spi/spi.h>
29 #include <linux/irq.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/mach/time.h>
35 #include <mach/board-pcm038.h>
36 #include <mach/common.h>
37 #include <mach/hardware.h>
39 #include <mach/iomux-mx27.h>
40 #include <mach/imx-uart.h>
41 #include <mach/mxc_nand.h>
43 #include <mach/mxc_ehci.h>
44 #include <mach/ulpi.h>
48 static int pcm038_pins[] = {
117 * Phytec's PCM038 comes with 2MiB battery buffered SRAM,
121 static struct platdata_mtd_ram pcm038_sram_data = {
125 static struct resource pcm038_sram_resource = {
126 .start = MX27_CS1_BASE_ADDR,
127 .end = MX27_CS1_BASE_ADDR + 512 * 1024 - 1,
128 .flags = IORESOURCE_MEM,
131 static struct platform_device pcm038_sram_mtd_device = {
135 .platform_data = &pcm038_sram_data,
138 .resource = &pcm038_sram_resource,
142 * Phytec's phyCORE-i.MX27 comes with 32MiB flash,
145 static struct physmap_flash_data pcm038_flash_data = {
149 static struct resource pcm038_flash_resource = {
152 .flags = IORESOURCE_MEM,
155 static struct platform_device pcm038_nor_mtd_device = {
156 .name = "physmap-flash",
159 .platform_data = &pcm038_flash_data,
162 .resource = &pcm038_flash_resource,
165 static struct imxuart_platform_data uart_pdata[] = {
167 .flags = IMXUART_HAVE_RTSCTS,
169 .flags = IMXUART_HAVE_RTSCTS,
171 .flags = IMXUART_HAVE_RTSCTS,
175 static struct mxc_nand_platform_data pcm038_nand_board_info = {
180 static struct platform_device *platform_devices[] __initdata = {
181 &pcm038_nor_mtd_device,
182 &mxc_w1_master_device,
184 &pcm038_sram_mtd_device,
187 /* On pcm038 there's a sram attached to CS1, we enable the chipselect here and
188 * setup other stuffs to access the sram. */
189 static void __init pcm038_init_sram(void)
191 mx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00);
194 static struct imxi2c_platform_data pcm038_i2c_1_data = {
198 static struct at24_platform_data board_eeprom = {
201 .flags = AT24_FLAG_ADDR16,
204 static struct i2c_board_info pcm038_i2c_devices[] = {
206 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
207 .platform_data = &board_eeprom,
209 I2C_BOARD_INFO("pcf8563", 0x51),
211 I2C_BOARD_INFO("lm75", 0x4a),
215 static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
217 static struct spi_imx_master pcm038_spi_0_data = {
218 .chipselect = pcm038_spi_cs,
219 .num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
222 static struct regulator_consumer_supply sdhc1_consumers[] = {
224 .dev = &mxc_sdhc_device1.dev,
225 .supply = "sdhc_vcc",
229 static struct regulator_init_data sdhc1_data = {
233 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
234 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
235 .valid_modes_mask = REGULATOR_MODE_NORMAL |
240 .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
241 .consumer_supplies = sdhc1_consumers,
244 static struct regulator_consumer_supply cam_consumers[] = {
247 .supply = "imx_cam_vcc",
251 static struct regulator_init_data cam_data = {
255 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
256 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
257 .valid_modes_mask = REGULATOR_MODE_NORMAL |
262 .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
263 .consumer_supplies = cam_consumers,
266 struct mc13783_regulator_init_data pcm038_regulators[] = {
268 .id = MC13783_REGU_VCAM,
269 .init_data = &cam_data,
271 .id = MC13783_REGU_VMMC1,
272 .init_data = &sdhc1_data,
276 static struct mc13783_platform_data pcm038_pmic = {
277 .regulators = pcm038_regulators,
278 .num_regulators = ARRAY_SIZE(pcm038_regulators),
279 .flags = MC13783_USE_ADC | MC13783_USE_REGULATOR |
280 MC13783_USE_TOUCHSCREEN,
283 static struct spi_board_info pcm038_spi_board_info[] __initdata = {
285 .modalias = "mc13783",
286 .irq = IRQ_GPIOB(23),
287 .max_speed_hz = 300000,
290 .platform_data = &pcm038_pmic,
295 static struct mxc_usbh_platform_data usbh2_pdata = {
296 .portsc = MXC_EHCI_MODE_ULPI,
297 .flags = MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_DIFF_UNI,
300 static void __init pcm038_init(void)
302 mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
307 mxc_register_device(&mxc_uart_device0, &uart_pdata[0]);
308 mxc_register_device(&mxc_uart_device1, &uart_pdata[1]);
309 mxc_register_device(&mxc_uart_device2, &uart_pdata[2]);
311 mxc_gpio_mode(PE16_AF_OWIRE);
312 mxc_register_device(&imx27_nand_device, &pcm038_nand_board_info);
314 /* only the i2c master 1 is used on this CPU card */
315 i2c_register_board_info(1, pcm038_i2c_devices,
316 ARRAY_SIZE(pcm038_i2c_devices));
318 mxc_register_device(&mxc_i2c_device1, &pcm038_i2c_1_data);
320 /* PE18 for user-LED D40 */
321 mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
323 mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
326 mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
328 mxc_register_device(&mxc_spi_device0, &pcm038_spi_0_data);
329 spi_register_board_info(pcm038_spi_board_info,
330 ARRAY_SIZE(pcm038_spi_board_info));
332 mxc_register_device(&mxc_usbh2, &usbh2_pdata);
334 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
336 #ifdef CONFIG_MACH_PCM970_BASEBOARD
337 pcm970_baseboard_init();
341 static void __init pcm038_timer_init(void)
343 mx27_clocks_init(26000000);
346 static struct sys_timer pcm038_timer = {
347 .init = pcm038_timer_init,
350 MACHINE_START(PCM038, "phyCORE-i.MX27")
351 .phys_io = MX27_AIPI_BASE_ADDR,
352 .io_pg_offst = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
353 .boot_params = MX27_PHYS_OFFSET + 0x100,
354 .map_io = mx27_map_io,
355 .init_irq = mx27_init_irq,
356 .init_machine = pcm038_init,
357 .timer = &pcm038_timer,