2 * Copyright (C) 2008 Sascha Hauer, Pengutronix
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #include <linux/types.h>
20 #include <linux/init.h>
22 #include <linux/platform_device.h>
23 #include <linux/mtd/physmap.h>
24 #include <linux/mtd/plat-ram.h>
25 #include <linux/memory.h>
26 #include <linux/gpio.h>
27 #include <linux/smc911x.h>
28 #include <linux/interrupt.h>
29 #include <linux/i2c.h>
30 #include <linux/i2c/at24.h>
32 #include <mach/hardware.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/time.h>
36 #include <asm/mach/map.h>
37 #include <mach/common.h>
38 #include <mach/imx-uart.h>
39 #include <mach/iomux-mx3.h>
40 #include <mach/board-pcm037.h>
41 #include <mach/mxc_nand.h>
48 static struct physmap_flash_data pcm037_flash_data
= {
52 static struct resource pcm037_flash_resource
= {
55 .flags
= IORESOURCE_MEM
,
58 static struct platform_device pcm037_flash
= {
59 .name
= "physmap-flash",
62 .platform_data
= &pcm037_flash_data
,
64 .resource
= &pcm037_flash_resource
,
68 static struct imxuart_platform_data uart_pdata
= {
69 .flags
= IMXUART_HAVE_RTSCTS
,
72 static struct resource smc911x_resources
[] = {
74 .start
= CS1_BASE_ADDR
+ 0x300,
75 .end
= CS1_BASE_ADDR
+ 0x300 + SZ_64K
- 1,
76 .flags
= IORESOURCE_MEM
,
79 .start
= IOMUX_TO_IRQ(MX31_PIN_GPIO3_1
),
80 .end
= IOMUX_TO_IRQ(MX31_PIN_GPIO3_1
),
81 .flags
= IORESOURCE_IRQ
,
85 static struct smc911x_platdata smc911x_info
= {
86 .flags
= SMC911X_USE_32BIT
,
87 .irq_flags
= IRQF_SHARED
| IRQF_TRIGGER_LOW
,
90 static struct platform_device pcm037_eth
= {
93 .num_resources
= ARRAY_SIZE(smc911x_resources
),
94 .resource
= smc911x_resources
,
96 .platform_data
= &smc911x_info
,
100 static struct platdata_mtd_ram pcm038_sram_data
= {
104 static struct resource pcm038_sram_resource
= {
105 .start
= CS4_BASE_ADDR
,
106 .end
= CS4_BASE_ADDR
+ 512 * 1024 - 1,
107 .flags
= IORESOURCE_MEM
,
110 static struct platform_device pcm037_sram_device
= {
114 .platform_data
= &pcm038_sram_data
,
117 .resource
= &pcm038_sram_resource
,
120 static struct mxc_nand_platform_data pcm037_nand_board_info
= {
125 #ifdef CONFIG_I2C_IMX
126 static int i2c_1_pins
[] = {
127 MX31_PIN_CSPI2_MOSI__SCL
,
128 MX31_PIN_CSPI2_MISO__SDA
,
131 static int pcm037_i2c_1_init(struct device
*dev
)
133 return mxc_iomux_setup_multiple_pins(i2c_1_pins
, ARRAY_SIZE(i2c_1_pins
),
137 static void pcm037_i2c_1_exit(struct device
*dev
)
139 mxc_iomux_release_multiple_pins(i2c_1_pins
, ARRAY_SIZE(i2c_1_pins
));
142 static struct imxi2c_platform_data pcm037_i2c_1_data
= {
144 .init
= pcm037_i2c_1_init
,
145 .exit
= pcm037_i2c_1_exit
,
148 static struct at24_platform_data board_eeprom
= {
151 .flags
= AT24_FLAG_ADDR16
,
154 static struct i2c_board_info pcm037_i2c_devices
[] = {
156 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
157 .platform_data
= &board_eeprom
,
159 I2C_BOARD_INFO("rtc-pcf8563", 0x51),
165 static struct platform_device
*devices
[] __initdata
= {
171 static int uart0_pins
[] = {
178 static int uart2_pins
[] = {
179 MX31_PIN_CSPI3_MOSI__RXD3
,
180 MX31_PIN_CSPI3_MISO__TXD3
184 * Board specific initialization.
186 static void __init
mxc_board_init(void)
188 platform_add_devices(devices
, ARRAY_SIZE(devices
));
190 mxc_iomux_setup_multiple_pins(uart0_pins
, ARRAY_SIZE(uart0_pins
), "uart-0");
191 mxc_register_device(&mxc_uart_device0
, &uart_pdata
);
193 mxc_iomux_setup_multiple_pins(uart2_pins
, ARRAY_SIZE(uart2_pins
), "uart-2");
194 mxc_register_device(&mxc_uart_device2
, &uart_pdata
);
196 mxc_iomux_setup_pin(MX31_PIN_BATT_LINE__OWIRE
, "batt-0wire");
197 mxc_register_device(&mxc_w1_master_device
, NULL
);
199 /* SMSC9215 IRQ pin */
200 if (!mxc_iomux_setup_pin(IOMUX_MODE(MX31_PIN_GPIO3_1
, IOMUX_CONFIG_GPIO
),
202 gpio_direction_input(MX31_PIN_GPIO3_1
);
204 #ifdef CONFIG_I2C_IMX
205 i2c_register_board_info(1, pcm037_i2c_devices
,
206 ARRAY_SIZE(pcm037_i2c_devices
));
208 mxc_register_device(&mxc_i2c_device1
, &pcm037_i2c_1_data
);
210 mxc_register_device(&mxc_nand_device
, &pcm037_nand_board_info
);
213 static void __init
pcm037_timer_init(void)
215 mx31_clocks_init(26000000);
218 struct sys_timer pcm037_timer
= {
219 .init
= pcm037_timer_init
,
222 MACHINE_START(PCM037
, "Phytec Phycore pcm037")
223 /* Maintainer: Pengutronix */
224 .phys_io
= AIPS1_BASE_ADDR
,
225 .io_pg_offst
= ((AIPS1_BASE_ADDR_VIRT
) >> 18) & 0xfffc,
226 .boot_params
= PHYS_OFFSET
+ 0x100,
227 .map_io
= mxc_map_io
,
228 .init_irq
= mxc_init_irq
,
229 .init_machine
= mxc_board_init
,
230 .timer
= &pcm037_timer
,