1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
/*
* linux/arch/arm/mach-imx/mach-apf9328.c
*
* Copyright (c) 2005-2011 ARMadeus systems <support@armadeus.com>
*
* This work is based on mach-scb9328.c which is:
* Copyright (c) 2004 Sascha Hauer <saschahauer@web.de>
* Copyright (c) 2006-2008 Juergen Beisert <jbeisert@netscape.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/dm9000.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include "common.h"
#include "devices-imx1.h"
#include "hardware.h"
#include "iomux-mx1.h"
static const int apf9328_pins[] __initconst = {
/* UART1 */
PC9_PF_UART1_CTS,
PC10_PF_UART1_RTS,
PC11_PF_UART1_TXD,
PC12_PF_UART1_RXD,
/* UART2 */
PB28_PF_UART2_CTS,
PB29_PF_UART2_RTS,
PB30_PF_UART2_TXD,
PB31_PF_UART2_RXD,
/* I2C */
PA15_PF_I2C_SDA,
PA16_PF_I2C_SCL,
};
/*
* The APF9328 can have up to 32MB NOR Flash
*/
static struct resource flash_resource = {
.start = MX1_CS0_PHYS,
.end = MX1_CS0_PHYS + SZ_32M - 1,
.flags = IORESOURCE_MEM,
};
static struct physmap_flash_data apf9328_flash_data = {
.width = 2,
};
static struct platform_device apf9328_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &apf9328_flash_data,
},
.resource = &flash_resource,
.num_resources = 1,
};
/*
* APF9328 has a DM9000 Ethernet controller
*/
static struct dm9000_plat_data dm9000_setup = {
.flags = DM9000_PLATF_16BITONLY
};
static struct resource dm9000_resources[] = {
{
.start = MX1_CS4_PHYS + 0x00C00000,
.end = MX1_CS4_PHYS + 0x00C00001,
.flags = IORESOURCE_MEM,
}, {
.start = MX1_CS4_PHYS + 0x00C00002,
.end = MX1_CS4_PHYS + 0x00C00003,
.flags = IORESOURCE_MEM,
}, {
/* irq number is run-time assigned */
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
},
};
static struct platform_device dm9000x_device = {
.name = "dm9000",
.id = 0,
.num_resources = ARRAY_SIZE(dm9000_resources),
.resource = dm9000_resources,
.dev = {
.platform_data = &dm9000_setup,
}
};
static const struct imxuart_platform_data uart1_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static const struct imxi2c_platform_data apf9328_i2c_data __initconst = {
.bitrate = 100000,
};
static struct platform_device *devices[] __initdata = {
&apf9328_flash_device,
&dm9000x_device,
};
static void __init apf9328_init(void)
{
imx1_soc_init();
mxc_gpio_setup_multiple_pins(apf9328_pins,
ARRAY_SIZE(apf9328_pins),
"APF9328");
imx1_add_imx_uart0(NULL);
imx1_add_imx_uart1(&uart1_pdata);
imx1_add_imx_i2c(&apf9328_i2c_data);
dm9000_resources[2].start = gpio_to_irq(IMX_GPIO_NR(2, 14));
dm9000_resources[2].end = gpio_to_irq(IMX_GPIO_NR(2, 14));
platform_add_devices(devices, ARRAY_SIZE(devices));
}
static void __init apf9328_timer_init(void)
{
mx1_clocks_init(32768);
}
static struct sys_timer apf9328_timer = {
.init = apf9328_timer_init,
};
MACHINE_START(APF9328, "Armadeus APF9328")
/* Maintainer: Gwenhael Goavec-Merou, ARMadeus Systems */
.map_io = mx1_map_io,
.init_early = imx1_init_early,
.init_irq = mx1_init_irq,
.handle_irq = imx1_handle_irq,
.timer = &apf9328_timer,
.init_machine = apf9328_init,
.restart = mxc_restart,
MACHINE_END
|
