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
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
/*
* Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/serial.h>
#include <mach/hardware.h>
#include <mach/imx-uart.h>
static struct resource uart0[] = {
{
.start = UART1_BASE_ADDR,
.end = UART1_BASE_ADDR + 0x0B5,
.flags = IORESOURCE_MEM,
}, {
.start = MXC_INT_UART1,
.end = MXC_INT_UART1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mxc_uart_device0 = {
.name = "imx-uart",
.id = 0,
.resource = uart0,
.num_resources = ARRAY_SIZE(uart0),
};
static struct resource uart1[] = {
{
.start = UART2_BASE_ADDR,
.end = UART2_BASE_ADDR + 0x0B5,
.flags = IORESOURCE_MEM,
}, {
.start = MXC_INT_UART2,
.end = MXC_INT_UART2,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mxc_uart_device1 = {
.name = "imx-uart",
.id = 1,
.resource = uart1,
.num_resources = ARRAY_SIZE(uart1),
};
static struct resource uart2[] = {
{
.start = UART3_BASE_ADDR,
.end = UART3_BASE_ADDR + 0x0B5,
.flags = IORESOURCE_MEM,
}, {
.start = MXC_INT_UART3,
.end = MXC_INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mxc_uart_device2 = {
.name = "imx-uart",
.id = 2,
.resource = uart2,
.num_resources = ARRAY_SIZE(uart2),
};
static struct resource uart3[] = {
{
.start = UART4_BASE_ADDR,
.end = UART4_BASE_ADDR + 0x0B5,
.flags = IORESOURCE_MEM,
}, {
.start = MXC_INT_UART4,
.end = MXC_INT_UART4,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mxc_uart_device3 = {
.name = "imx-uart",
.id = 3,
.resource = uart3,
.num_resources = ARRAY_SIZE(uart3),
};
static struct resource uart4[] = {
{
.start = UART5_BASE_ADDR,
.end = UART5_BASE_ADDR + 0x0B5,
.flags = IORESOURCE_MEM,
}, {
.start = MXC_INT_UART5,
.end = MXC_INT_UART5,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mxc_uart_device4 = {
.name = "imx-uart",
.id = 4,
.resource = uart4,
.num_resources = ARRAY_SIZE(uart4),
};
static struct resource uart5[] = {
{
.start = UART6_BASE_ADDR,
.end = UART6_BASE_ADDR + 0x0B5,
.flags = IORESOURCE_MEM,
}, {
.start = MXC_INT_UART6,
.end = MXC_INT_UART6,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mxc_uart_device5 = {
.name = "imx-uart",
.id = 5,
.resource = uart5,
.num_resources = ARRAY_SIZE(uart5),
};
/*
* Register only those UARTs that physically exists
*/
int __init imx_init_uart(int uart_no, struct imxuart_platform_data *pdata)
{
switch (uart_no) {
case 0:
mxc_uart_device0.dev.platform_data = pdata;
platform_device_register(&mxc_uart_device0);
break;
case 1:
mxc_uart_device1.dev.platform_data = pdata;
platform_device_register(&mxc_uart_device1);
break;
#ifndef CONFIG_MXC_IRDA
case 2:
mxc_uart_device2.dev.platform_data = pdata;
platform_device_register(&mxc_uart_device2);
break;
#endif
case 3:
mxc_uart_device3.dev.platform_data = pdata;
platform_device_register(&mxc_uart_device3);
break;
case 4:
mxc_uart_device4.dev.platform_data = pdata;
platform_device_register(&mxc_uart_device4);
break;
case 5:
mxc_uart_device5.dev.platform_data = pdata;
platform_device_register(&mxc_uart_device5);
break;
default:
return -ENODEV;
}
return 0;
}
|
