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>
38 #include <mach/iomux-mx27.h>
39 #include <mach/mxc_nand.h>
40 #include <mach/ulpi.h>
42 #include "devices-imx27.h"
45 static const int pcm038_pins[] __initconst = {
114 * Phytec's PCM038 comes with 2MiB battery buffered SRAM,
118 static struct platdata_mtd_ram pcm038_sram_data = {
122 static struct resource pcm038_sram_resource = {
123 .start = MX27_CS1_BASE_ADDR,
124 .end = MX27_CS1_BASE_ADDR + 512 * 1024 - 1,
125 .flags = IORESOURCE_MEM,
128 static struct platform_device pcm038_sram_mtd_device = {
132 .platform_data = &pcm038_sram_data,
135 .resource = &pcm038_sram_resource,
139 * Phytec's phyCORE-i.MX27 comes with 32MiB flash,
142 static struct physmap_flash_data pcm038_flash_data = {
146 static struct resource pcm038_flash_resource = {
149 .flags = IORESOURCE_MEM,
152 static struct platform_device pcm038_nor_mtd_device = {
153 .name = "physmap-flash",
156 .platform_data = &pcm038_flash_data,
159 .resource = &pcm038_flash_resource,
162 static const struct imxuart_platform_data uart_pdata __initconst = {
163 .flags = IMXUART_HAVE_RTSCTS,
166 static const struct mxc_nand_platform_data
167 pcm038_nand_board_info __initconst = {
172 static struct platform_device *platform_devices[] __initdata = {
173 &pcm038_nor_mtd_device,
174 &pcm038_sram_mtd_device,
177 /* On pcm038 there's a sram attached to CS1, we enable the chipselect here and
178 * setup other stuffs to access the sram. */
179 static void __init pcm038_init_sram(void)
181 mx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00);
184 static const struct imxi2c_platform_data pcm038_i2c1_data __initconst = {
188 static struct at24_platform_data board_eeprom = {
191 .flags = AT24_FLAG_ADDR16,
194 static struct i2c_board_info pcm038_i2c_devices[] = {
196 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
197 .platform_data = &board_eeprom,
199 I2C_BOARD_INFO("pcf8563", 0x51),
201 I2C_BOARD_INFO("lm75", 0x4a),
205 static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
207 static const struct spi_imx_master pcm038_spi0_data __initconst = {
208 .chipselect = pcm038_spi_cs,
209 .num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
212 static struct regulator_consumer_supply sdhc1_consumers[] = {
214 .dev_name = "mxc-mmc.1",
215 .supply = "sdhc_vcc",
219 static struct regulator_init_data sdhc1_data = {
223 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
224 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
225 .valid_modes_mask = REGULATOR_MODE_NORMAL |
230 .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
231 .consumer_supplies = sdhc1_consumers,
234 static struct regulator_consumer_supply cam_consumers[] = {
237 .supply = "imx_cam_vcc",
241 static struct regulator_init_data cam_data = {
245 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
246 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
247 .valid_modes_mask = REGULATOR_MODE_NORMAL |
252 .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
253 .consumer_supplies = cam_consumers,
256 static struct mc13783_regulator_init_data pcm038_regulators[] = {
258 .id = MC13783_REGU_VCAM,
259 .init_data = &cam_data,
261 .id = MC13783_REGU_VMMC1,
262 .init_data = &sdhc1_data,
266 static struct mc13783_platform_data pcm038_pmic = {
267 .regulators = pcm038_regulators,
268 .num_regulators = ARRAY_SIZE(pcm038_regulators),
269 .flags = MC13783_USE_ADC | MC13783_USE_REGULATOR |
270 MC13783_USE_TOUCHSCREEN,
273 static struct spi_board_info pcm038_spi_board_info[] __initdata = {
275 .modalias = "mc13783",
276 .irq = IRQ_GPIOB(23),
277 .max_speed_hz = 300000,
280 .platform_data = &pcm038_pmic,
285 static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
286 .portsc = MXC_EHCI_MODE_ULPI,
287 .flags = MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_DIFF_UNI,
290 static void __init pcm038_init(void)
292 mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
297 imx27_add_imx_uart0(&uart_pdata);
298 imx27_add_imx_uart1(&uart_pdata);
299 imx27_add_imx_uart2(&uart_pdata);
301 mxc_gpio_mode(PE16_AF_OWIRE);
302 imx27_add_mxc_nand(&pcm038_nand_board_info);
304 /* only the i2c master 1 is used on this CPU card */
305 i2c_register_board_info(1, pcm038_i2c_devices,
306 ARRAY_SIZE(pcm038_i2c_devices));
308 imx27_add_imx_i2c(1, &pcm038_i2c1_data);
310 /* PE18 for user-LED D40 */
311 mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
313 mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
316 mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
318 imx27_add_spi_imx0(&pcm038_spi0_data);
319 spi_register_board_info(pcm038_spi_board_info,
320 ARRAY_SIZE(pcm038_spi_board_info));
322 imx27_add_mxc_ehci_hs(2, &usbh2_pdata);
325 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
326 imx27_add_imx2_wdt(NULL);
327 imx27_add_mxc_w1(NULL);
329 #ifdef CONFIG_MACH_PCM970_BASEBOARD
330 pcm970_baseboard_init();
334 static void __init pcm038_timer_init(void)
336 mx27_clocks_init(26000000);
339 static struct sys_timer pcm038_timer = {
340 .init = pcm038_timer_init,
343 MACHINE_START(PCM038, "phyCORE-i.MX27")
344 .boot_params = MX27_PHYS_OFFSET + 0x100,
345 .map_io = mx27_map_io,
346 .init_irq = mx27_init_irq,
347 .init_machine = pcm038_init,
348 .timer = &pcm038_timer,