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/ulpi.h>
41 #include "devices-imx27.h"
43 static const int pcm038_pins[] __initconst = {
112 * Phytec's PCM038 comes with 2MiB battery buffered SRAM,
116 static struct platdata_mtd_ram pcm038_sram_data = {
120 static struct resource pcm038_sram_resource = {
121 .start = MX27_CS1_BASE_ADDR,
122 .end = MX27_CS1_BASE_ADDR + 512 * 1024 - 1,
123 .flags = IORESOURCE_MEM,
126 static struct platform_device pcm038_sram_mtd_device = {
130 .platform_data = &pcm038_sram_data,
133 .resource = &pcm038_sram_resource,
137 * Phytec's phyCORE-i.MX27 comes with 32MiB flash,
140 static struct physmap_flash_data pcm038_flash_data = {
144 static struct resource pcm038_flash_resource = {
147 .flags = IORESOURCE_MEM,
150 static struct platform_device pcm038_nor_mtd_device = {
151 .name = "physmap-flash",
154 .platform_data = &pcm038_flash_data,
157 .resource = &pcm038_flash_resource,
160 static const struct imxuart_platform_data uart_pdata __initconst = {
161 .flags = IMXUART_HAVE_RTSCTS,
164 static const struct mxc_nand_platform_data
165 pcm038_nand_board_info __initconst = {
170 static struct platform_device *platform_devices[] __initdata = {
171 &pcm038_nor_mtd_device,
172 &pcm038_sram_mtd_device,
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)
179 mx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00);
182 static const struct imxi2c_platform_data pcm038_i2c1_data __initconst = {
186 static struct at24_platform_data board_eeprom = {
189 .flags = AT24_FLAG_ADDR16,
192 static struct i2c_board_info pcm038_i2c_devices[] = {
194 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
195 .platform_data = &board_eeprom,
197 I2C_BOARD_INFO("pcf8563", 0x51),
199 I2C_BOARD_INFO("lm75", 0x4a),
203 static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
205 static const struct spi_imx_master pcm038_spi0_data __initconst = {
206 .chipselect = pcm038_spi_cs,
207 .num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
210 static struct regulator_consumer_supply sdhc1_consumers[] = {
212 .dev_name = "mxc-mmc.1",
213 .supply = "sdhc_vcc",
217 static struct regulator_init_data sdhc1_data = {
221 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
222 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
223 .valid_modes_mask = REGULATOR_MODE_NORMAL |
228 .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
229 .consumer_supplies = sdhc1_consumers,
232 static struct regulator_consumer_supply cam_consumers[] = {
235 .supply = "imx_cam_vcc",
239 static struct regulator_init_data cam_data = {
243 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
244 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
245 .valid_modes_mask = REGULATOR_MODE_NORMAL |
250 .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
251 .consumer_supplies = cam_consumers,
254 static struct mc13xxx_regulator_init_data pcm038_regulators[] = {
256 .id = MC13783_REG_VCAM,
257 .init_data = &cam_data,
259 .id = MC13783_REG_VMMC1,
260 .init_data = &sdhc1_data,
264 static struct mc13xxx_platform_data pcm038_pmic = {
266 .regulators = pcm038_regulators,
267 .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 int pcm038_usbh2_init(struct platform_device *pdev)
287 return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED |
288 MXC_EHCI_INTERFACE_DIFF_UNI);
291 static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
292 .init = pcm038_usbh2_init,
293 .portsc = MXC_EHCI_MODE_ULPI,
296 static void __init pcm038_init(void)
300 mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
305 imx27_add_imx_uart0(&uart_pdata);
306 imx27_add_imx_uart1(&uart_pdata);
307 imx27_add_imx_uart2(&uart_pdata);
309 mxc_gpio_mode(PE16_AF_OWIRE);
310 imx27_add_mxc_nand(&pcm038_nand_board_info);
312 /* only the i2c master 1 is used on this CPU card */
313 i2c_register_board_info(1, pcm038_i2c_devices,
314 ARRAY_SIZE(pcm038_i2c_devices));
316 imx27_add_imx_i2c(1, &pcm038_i2c1_data);
318 /* PE18 for user-LED D40 */
319 mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
321 mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
324 mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
326 imx27_add_spi_imx0(&pcm038_spi0_data);
327 spi_register_board_info(pcm038_spi_board_info,
328 ARRAY_SIZE(pcm038_spi_board_info));
330 imx27_add_mxc_ehci_hs(2, &usbh2_pdata);
333 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
334 imx27_add_imx2_wdt(NULL);
335 imx27_add_mxc_w1(NULL);
337 #ifdef CONFIG_MACH_PCM970_BASEBOARD
338 pcm970_baseboard_init();
342 static void __init pcm038_timer_init(void)
344 mx27_clocks_init(26000000);
347 static struct sys_timer pcm038_timer = {
348 .init = pcm038_timer_init,
351 MACHINE_START(PCM038, "phyCORE-i.MX27")
352 .boot_params = MX27_PHYS_OFFSET + 0x100,
353 .map_io = mx27_map_io,
354 .init_early = imx27_init_early,
355 .init_irq = mx27_init_irq,
356 .timer = &pcm038_timer,
357 .init_machine = pcm038_init,