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
|
// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/shannon.c
*/
#include <linux/init.h>
#include <linux/device.h>
#include <linux/gpio/machine.h>
#include <linux/kernel.h>
#include <linux/platform_data/sa11x0-serial.h>
#include <linux/tty.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <video/sa1100fb.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/setup.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
#include <linux/platform_data/mfd-mcp-sa11x0.h>
#include <mach/shannon.h>
#include <mach/irqs.h>
#include "generic.h"
static struct mtd_partition shannon_partitions[] = {
{
.name = "BLOB boot loader",
.offset = 0,
.size = 0x20000
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = 0xe0000
},
{
.name = "initrd",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL
}
};
static struct flash_platform_data shannon_flash_data = {
.map_name = "cfi_probe",
.parts = shannon_partitions,
.nr_parts = ARRAY_SIZE(shannon_partitions),
};
static struct resource shannon_flash_resource =
DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_4M);
static struct mcp_plat_data shannon_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
static struct sa1100fb_mach_info shannon_lcd_info = {
.pixclock = 152500, .bpp = 8,
.xres = 640, .yres = 480,
.hsync_len = 4, .vsync_len = 3,
.left_margin = 2, .upper_margin = 0,
.right_margin = 1, .lower_margin = 0,
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
.lccr0 = LCCR0_Color | LCCR0_Dual | LCCR0_Pas,
.lccr3 = LCCR3_ACBsDiv(512),
};
static struct gpiod_lookup_table shannon_pcmcia0_gpio_table = {
.dev_id = "sa11x0-pcmcia.0",
.table = {
GPIO_LOOKUP("gpio", 24, "detect", GPIO_ACTIVE_LOW),
GPIO_LOOKUP("gpio", 26, "ready", GPIO_ACTIVE_HIGH),
{ },
},
};
static struct gpiod_lookup_table shannon_pcmcia1_gpio_table = {
.dev_id = "sa11x0-pcmcia.1",
.table = {
GPIO_LOOKUP("gpio", 25, "detect", GPIO_ACTIVE_LOW),
GPIO_LOOKUP("gpio", 27, "ready", GPIO_ACTIVE_HIGH),
{ },
},
};
static struct regulator_consumer_supply shannon_cf_vcc_consumers[] = {
REGULATOR_SUPPLY("vcc", "sa11x0-pcmcia.0"),
REGULATOR_SUPPLY("vcc", "sa11x0-pcmcia.1"),
};
static struct fixed_voltage_config shannon_cf_vcc_pdata __initdata = {
.supply_name = "cf-power",
.microvolts = 3300000,
.enabled_at_boot = 1,
};
static void __init shannon_init(void)
{
sa11x0_register_fixed_regulator(0, &shannon_cf_vcc_pdata,
shannon_cf_vcc_consumers,
ARRAY_SIZE(shannon_cf_vcc_consumers),
false);
sa11x0_register_pcmcia(0, &shannon_pcmcia0_gpio_table);
sa11x0_register_pcmcia(1, &shannon_pcmcia1_gpio_table);
sa11x0_ppc_configure_mcp();
sa11x0_register_lcd(&shannon_lcd_info);
sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1);
sa11x0_register_mcp(&shannon_mcp_data);
}
static void __init shannon_map_io(void)
{
sa1100_map_io();
sa1100_register_uart(0, 3);
sa1100_register_uart(1, 1);
Ser1SDCR0 |= SDCR0_SUS;
GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET;
GPDR &= ~GPIO_UART_RXD;
PPAR |= PPAR_UPR;
/* reset the codec */
GPCR = SHANNON_GPIO_CODEC_RESET;
GPSR = SHANNON_GPIO_CODEC_RESET;
}
MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
.atag_offset = 0x100,
.map_io = shannon_map_io,
.nr_irqs = SA1100_NR_IRQS,
.init_irq = sa1100_init_irq,
.init_time = sa1100_timer_init,
.init_machine = shannon_init,
.init_late = sa11x0_init_late,
.restart = sa11x0_restart,
MACHINE_END
|
