2 * arch/arm/mach-imx/mx1ads.c
5 * linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
6 * Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
8 * 2004 (c) MontaVista Software, Inc.
10 * This file is licensed under the terms of the GNU General Public
11 * License version 2. This program is licensed "as is" without any
12 * warranty of any kind, whether express or implied.
15 #include <linux/i2c.h>
16 #include <linux/i2c/pcf857x.h>
17 #include <linux/init.h>
18 #include <linux/kernel.h>
19 #include <linux/platform_device.h>
20 #include <linux/mtd/physmap.h>
22 #include <asm/mach-types.h>
23 #include <asm/mach/arch.h>
24 #include <asm/mach/time.h>
26 #include <mach/common.h>
27 #include <mach/hardware.h>
29 #include <mach/imx-uart.h>
30 #include <mach/iomux.h>
31 #include <mach/irqs.h>
38 static int mxc_uart1_pins
[] = {
45 static int uart1_mxc_init(struct platform_device
*pdev
)
47 return mxc_gpio_setup_multiple_pins(mxc_uart1_pins
,
48 ARRAY_SIZE(mxc_uart1_pins
), "UART1");
51 static int uart1_mxc_exit(struct platform_device
*pdev
)
53 mxc_gpio_release_multiple_pins(mxc_uart1_pins
,
54 ARRAY_SIZE(mxc_uart1_pins
));
58 static int mxc_uart2_pins
[] = {
65 static int uart2_mxc_init(struct platform_device
*pdev
)
67 return mxc_gpio_setup_multiple_pins(mxc_uart2_pins
,
68 ARRAY_SIZE(mxc_uart2_pins
), "UART2");
71 static int uart2_mxc_exit(struct platform_device
*pdev
)
73 mxc_gpio_release_multiple_pins(mxc_uart2_pins
,
74 ARRAY_SIZE(mxc_uart2_pins
));
78 static struct imxuart_platform_data uart_pdata
[] = {
80 .init
= uart1_mxc_init
,
81 .exit
= uart1_mxc_exit
,
82 .flags
= IMXUART_HAVE_RTSCTS
,
84 .init
= uart2_mxc_init
,
85 .exit
= uart2_mxc_exit
,
86 .flags
= IMXUART_HAVE_RTSCTS
,
94 static struct physmap_flash_data mx1ads_flash_data
= {
95 .width
= 4, /* bankwidth in bytes */
98 static struct resource flash_resource
= {
99 .start
= IMX_CS0_PHYS
,
100 .end
= IMX_CS0_PHYS
+ SZ_32M
- 1,
101 .flags
= IORESOURCE_MEM
,
104 static struct platform_device flash_device
= {
105 .name
= "physmap-flash",
107 .resource
= &flash_resource
,
114 static int i2c_pins
[] = {
119 static int i2c_init(struct device
*dev
)
121 return mxc_gpio_setup_multiple_pins(i2c_pins
,
122 ARRAY_SIZE(i2c_pins
), "I2C");
125 static void i2c_exit(struct device
*dev
)
127 mxc_gpio_release_multiple_pins(i2c_pins
,
128 ARRAY_SIZE(i2c_pins
));
131 static struct pcf857x_platform_data pcf857x_data
[] = {
135 .gpio_base
= 4 * 32 + 16,
139 static struct imxi2c_platform_data mx1ads_i2c_data
= {
145 static struct i2c_board_info mx1ads_i2c_devices
[] = {
147 I2C_BOARD_INFO("pcf857x", 0x22),
149 .platform_data
= &pcf857x_data
[0],
151 I2C_BOARD_INFO("pcf857x", 0x24),
153 .platform_data
= &pcf857x_data
[1],
160 static void __init
mx1ads_init(void)
163 mxc_register_device(&imx_uart1_device
, &uart_pdata
[0]);
164 mxc_register_device(&imx_uart2_device
, &uart_pdata
[1]);
167 mxc_register_device(&flash_device
, &mx1ads_flash_data
);
170 i2c_register_board_info(0, mx1ads_i2c_devices
,
171 ARRAY_SIZE(mx1ads_i2c_devices
));
173 mxc_register_device(&imx_i2c_device
, &mx1ads_i2c_data
);
176 static void __init
mx1ads_timer_init(void)
178 mx1_clocks_init(32000);
181 struct sys_timer mx1ads_timer
= {
182 .init
= mx1ads_timer_init
,
185 MACHINE_START(MX1ADS
, "Freescale MX1ADS")
186 /* Maintainer: Sascha Hauer, Pengutronix */
187 .phys_io
= IMX_IO_PHYS
,
188 .io_pg_offst
= (IMX_IO_BASE
>> 18) & 0xfffc,
189 .boot_params
= PHYS_OFFSET
+ 0x100,
190 .map_io
= mxc_map_io
,
191 .init_irq
= mxc_init_irq
,
192 .timer
= &mx1ads_timer
,
193 .init_machine
= mx1ads_init
,
196 MACHINE_START(MXLADS
, "Freescale MXLADS")
197 .phys_io
= IMX_IO_PHYS
,
198 .io_pg_offst
= (IMX_IO_BASE
>> 18) & 0xfffc,
199 .boot_params
= PHYS_OFFSET
+ 0x100,
200 .map_io
= mx1_map_io
,
201 .init_irq
= mxc_init_irq
,
202 .timer
= &mx1ads_timer
,
203 .init_machine
= mx1ads_init
,