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
|
/*
* linux/arch/arm/mach-mmp/teton_bga.c
*
* Support for the Marvell PXA168 Teton BGA Development Platform.
*
* Author: Mark F. Brown <mark.brown314@gmail.com>
*
* This code is based on aspenite.c
*
* 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
* publishhed by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <plat/pxa27x_keypad.h>
#include <linux/i2c.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa168.h>
#include <mach/pxa168.h>
#include <mach/teton_bga.h>
#include "common.h"
static unsigned long teton_bga_pin_config[] __initdata = {
/* UART1 */
GPIO107_UART1_TXD,
GPIO108_UART1_RXD,
/* Keypad */
GPIO109_KP_MKIN1,
GPIO110_KP_MKIN0,
GPIO111_KP_MKOUT7,
GPIO112_KP_MKOUT6,
/* I2C Bus */
GPIO105_CI2C_SDA,
GPIO106_CI2C_SCL,
/* RTC */
GPIO78_GPIO,
};
static unsigned int teton_bga_matrix_key_map[] = {
KEY(0, 6, KEY_ESC),
KEY(0, 7, KEY_ENTER),
KEY(1, 6, KEY_LEFT),
KEY(1, 7, KEY_RIGHT),
};
static struct pxa27x_keypad_platform_data teton_bga_keypad_info __initdata = {
.matrix_key_rows = 2,
.matrix_key_cols = 8,
.matrix_key_map = teton_bga_matrix_key_map,
.matrix_key_map_size = ARRAY_SIZE(teton_bga_matrix_key_map),
.debounce_interval = 30,
};
static struct i2c_board_info teton_bga_i2c_info[] __initdata = {
{
I2C_BOARD_INFO("ds1337", 0x68),
.irq = MMP_GPIO_TO_IRQ(RTC_INT_GPIO)
},
};
static void __init teton_bga_init(void)
{
mfp_config(ARRAY_AND_SIZE(teton_bga_pin_config));
/* on-chip devices */
pxa168_add_uart(1);
pxa168_add_keypad(&teton_bga_keypad_info);
pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(teton_bga_i2c_info));
}
MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform")
.map_io = mmp_map_io,
.nr_irqs = IRQ_BOARD_START,
.init_irq = pxa168_init_irq,
.timer = &pxa168_timer,
.init_machine = teton_bga_init,
MACHINE_END
|
