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>
46 static int pcm038_pins
[] = {
102 * Phytec's PCM038 comes with 2MiB battery buffered SRAM,
106 static struct platdata_mtd_ram pcm038_sram_data
= {
110 static struct resource pcm038_sram_resource
= {
111 .start
= MX27_CS1_BASE_ADDR
,
112 .end
= MX27_CS1_BASE_ADDR
+ 512 * 1024 - 1,
113 .flags
= IORESOURCE_MEM
,
116 static struct platform_device pcm038_sram_mtd_device
= {
120 .platform_data
= &pcm038_sram_data
,
123 .resource
= &pcm038_sram_resource
,
127 * Phytec's phyCORE-i.MX27 comes with 32MiB flash,
130 static struct physmap_flash_data pcm038_flash_data
= {
134 static struct resource pcm038_flash_resource
= {
137 .flags
= IORESOURCE_MEM
,
140 static struct platform_device pcm038_nor_mtd_device
= {
141 .name
= "physmap-flash",
144 .platform_data
= &pcm038_flash_data
,
147 .resource
= &pcm038_flash_resource
,
150 static struct imxuart_platform_data uart_pdata
[] = {
152 .flags
= IMXUART_HAVE_RTSCTS
,
154 .flags
= IMXUART_HAVE_RTSCTS
,
156 .flags
= IMXUART_HAVE_RTSCTS
,
160 static struct mxc_nand_platform_data pcm038_nand_board_info
= {
165 static struct platform_device
*platform_devices
[] __initdata
= {
166 &pcm038_nor_mtd_device
,
167 &mxc_w1_master_device
,
169 &pcm038_sram_mtd_device
,
172 /* On pcm038 there's a sram attached to CS1, we enable the chipselect here and
173 * setup other stuffs to access the sram. */
174 static void __init
pcm038_init_sram(void)
176 mx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00);
179 static struct imxi2c_platform_data pcm038_i2c_1_data
= {
183 static struct at24_platform_data board_eeprom
= {
186 .flags
= AT24_FLAG_ADDR16
,
189 static struct i2c_board_info pcm038_i2c_devices
[] = {
191 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
192 .platform_data
= &board_eeprom
,
194 I2C_BOARD_INFO("pcf8563", 0x51),
196 I2C_BOARD_INFO("lm75", 0x4a),
200 static int pcm038_spi_cs
[] = {GPIO_PORTD
+ 28};
202 static struct spi_imx_master pcm038_spi_0_data
= {
203 .chipselect
= pcm038_spi_cs
,
204 .num_chipselect
= ARRAY_SIZE(pcm038_spi_cs
),
207 static struct regulator_consumer_supply sdhc1_consumers
[] = {
209 .dev
= &mxc_sdhc_device1
.dev
,
210 .supply
= "sdhc_vcc",
214 static struct regulator_init_data sdhc1_data
= {
218 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
219 REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS
,
220 .valid_modes_mask
= REGULATOR_MODE_NORMAL
|
225 .num_consumer_supplies
= ARRAY_SIZE(sdhc1_consumers
),
226 .consumer_supplies
= sdhc1_consumers
,
229 static struct regulator_consumer_supply cam_consumers
[] = {
232 .supply
= "imx_cam_vcc",
236 static struct regulator_init_data cam_data
= {
240 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
241 REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS
,
242 .valid_modes_mask
= REGULATOR_MODE_NORMAL
|
247 .num_consumer_supplies
= ARRAY_SIZE(cam_consumers
),
248 .consumer_supplies
= cam_consumers
,
251 struct mc13783_regulator_init_data pcm038_regulators
[] = {
253 .id
= MC13783_REGU_VCAM
,
254 .init_data
= &cam_data
,
256 .id
= MC13783_REGU_VMMC1
,
257 .init_data
= &sdhc1_data
,
261 static struct mc13783_platform_data pcm038_pmic
= {
262 .regulators
= pcm038_regulators
,
263 .num_regulators
= ARRAY_SIZE(pcm038_regulators
),
264 .flags
= MC13783_USE_ADC
| MC13783_USE_REGULATOR
|
265 MC13783_USE_TOUCHSCREEN
,
268 static struct spi_board_info pcm038_spi_board_info
[] __initdata
= {
270 .modalias
= "mc13783",
271 .irq
= IRQ_GPIOB(23),
272 .max_speed_hz
= 300000,
275 .platform_data
= &pcm038_pmic
,
280 static void __init
pcm038_init(void)
282 mxc_gpio_setup_multiple_pins(pcm038_pins
, ARRAY_SIZE(pcm038_pins
),
287 mxc_register_device(&mxc_uart_device0
, &uart_pdata
[0]);
288 mxc_register_device(&mxc_uart_device1
, &uart_pdata
[1]);
289 mxc_register_device(&mxc_uart_device2
, &uart_pdata
[2]);
291 mxc_gpio_mode(PE16_AF_OWIRE
);
292 mxc_register_device(&imx27_nand_device
, &pcm038_nand_board_info
);
294 /* only the i2c master 1 is used on this CPU card */
295 i2c_register_board_info(1, pcm038_i2c_devices
,
296 ARRAY_SIZE(pcm038_i2c_devices
));
298 mxc_register_device(&mxc_i2c_device1
, &pcm038_i2c_1_data
);
300 /* PE18 for user-LED D40 */
301 mxc_gpio_mode(GPIO_PORTE
| 18 | GPIO_GPIO
| GPIO_OUT
);
303 mxc_gpio_mode(GPIO_PORTD
| 28 | GPIO_GPIO
| GPIO_OUT
);
306 mxc_gpio_mode(GPIO_PORTB
| 23 | GPIO_GPIO
| GPIO_IN
);
308 mxc_register_device(&mxc_spi_device0
, &pcm038_spi_0_data
);
309 spi_register_board_info(pcm038_spi_board_info
,
310 ARRAY_SIZE(pcm038_spi_board_info
));
312 platform_add_devices(platform_devices
, ARRAY_SIZE(platform_devices
));
314 #ifdef CONFIG_MACH_PCM970_BASEBOARD
315 pcm970_baseboard_init();
319 static void __init
pcm038_timer_init(void)
321 mx27_clocks_init(26000000);
324 static struct sys_timer pcm038_timer
= {
325 .init
= pcm038_timer_init
,
328 MACHINE_START(PCM038
, "phyCORE-i.MX27")
329 .phys_io
= MX27_AIPI_BASE_ADDR
,
330 .io_pg_offst
= ((MX27_AIPI_BASE_ADDR_VIRT
) >> 18) & 0xfffc,
331 .boot_params
= MX27_PHYS_OFFSET
+ 0x100,
332 .map_io
= mx27_map_io
,
333 .init_irq
= mx27_init_irq
,
334 .init_machine
= pcm038_init
,
335 .timer
= &pcm038_timer
,