[adm5120] experimental gpiodev support (closes #3613)
[openwrt.git] / target / linux / adm5120 / files / arch / mips / adm5120 / boards / infineon.c
1 /*
2  *  $Id$
3  *
4  *  Infineon boards
5  *
6  *  Copyright (C) 2007 OpenWrt.org
7  *  Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
8  *
9  *  This program is free software; you can redistribute it and/or modify it
10  *  under the terms of the GNU General Public License version 2 as published
11  *  by the Free Software Foundation.
12  *
13  */
14
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17
18 #include <asm/bootinfo.h>
19 #include <asm/gpio.h>
20
21 #include <adm5120_defs.h>
22 #include <adm5120_irq.h>
23 #include <adm5120_board.h>
24 #include <adm5120_platform.h>
25 #include <adm5120_info.h>
26
27 #define EASY_PQFP_GPIO_DEV_MASK (1 << ADM5120_GPIO_PIN3)
28 #define EASY_BGA_GPIO_DEV_MASK  (1 << ADM5120_GPIO_PIN5)
29
30 static void switch_bank_gpio3(unsigned bank)
31 {
32         switch (bank) {
33         case 0:
34                 gpio_set_value(ADM5120_GPIO_PIN3, 0);
35                 break;
36         case 1:
37                 gpio_set_value(ADM5120_GPIO_PIN3, 1);
38                 break;
39         }
40 }
41
42 static void switch_bank_gpio5(unsigned bank)
43 {
44         switch (bank) {
45         case 0:
46                 gpio_set_value(ADM5120_GPIO_PIN5, 0);
47                 break;
48         case 1:
49                 gpio_set_value(ADM5120_GPIO_PIN5, 1);
50                 break;
51         }
52 }
53
54 static struct mtd_partition easy_partitions[] = {
55         {
56                 .name   = "admboot",
57                 .offset = 0,
58                 .size   = 64*1024,
59                 .mask_flags = MTD_WRITEABLE,
60         } , {
61                 .name   = "boardcfg",
62                 .offset = MTDPART_OFS_APPEND,
63                 .size   = 64*1024,
64         } , {
65                 .name   = "firmware",
66                 .offset = MTDPART_OFS_APPEND,
67                 .size   = MTDPART_SIZ_FULL,
68         }
69 };
70
71 static struct adm5120_pci_irq easy5120rt_pci_irqs[] __initdata = {
72         PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
73 };
74
75 static struct platform_device *easy5120pata_devices[] __initdata = {
76         &adm5120_flash0_device,
77         /* TODO: add VINETIC2 device? */
78 };
79
80 static struct platform_device *easy5120rt_devices[] __initdata = {
81         &adm5120_flash0_device,
82         &adm5120_hcd_device,
83 };
84
85 static struct platform_device *easy5120wvoip_devices[] __initdata = {
86         &adm5120_flash0_device,
87         /* TODO: add VINETIC2 device? */
88 };
89
90 static struct platform_device *easy83000_devices[] __initdata = {
91         &adm5120_flash0_device,
92         /* TODO: add VINAX device? */
93 };
94
95 static void __init easy_setup_pqfp(void)
96 {
97         gpio_request(ADM5120_GPIO_PIN3, NULL); /* for flash A20 line */
98         gpio_direction_output(ADM5120_GPIO_PIN3, 0);
99
100         /* setup data for flash0 device */
101         adm5120_flash0_data.switch_bank = switch_bank_gpio3;
102         adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions);
103         adm5120_flash0_data.parts = easy_partitions;
104
105         adm5120_gpiodev_resource.start &= ~EASY_PQFP_GPIO_DEV_MASK;
106
107         /* TODO: setup mac addresses */
108 }
109
110 static void __init easy_setup_bga(void)
111 {
112         gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */
113         gpio_direction_output(ADM5120_GPIO_PIN5, 0);
114
115         /* setup data for flash0 device */
116         adm5120_flash0_data.switch_bank = switch_bank_gpio5;
117         adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions);
118         adm5120_flash0_data.parts = easy_partitions;
119
120         adm5120_gpiodev_resource.start &= ~EASY_BGA_GPIO_DEV_MASK;
121
122         /* TODO: setup mac addresses */
123 }
124
125 unsigned char easy5120rt_vlans[6] = {
126         0x41, 0x42, 0x44, 0x48, 0x50, 0x00
127 };
128
129 /*--------------------------------------------------------------------------*/
130
131 ADM5120_BOARD_START(EASY5120PATA, "Infineon EASY 5120P-ATA Reference Board")
132         .board_setup    = easy_setup_pqfp,
133         .eth_num_ports  = 6,
134         .num_devices    = ARRAY_SIZE(easy5120pata_devices),
135         .devices        = easy5120pata_devices,
136 ADM5120_BOARD_END
137
138 ADM5120_BOARD_START(EASY5120RT, "Infineon EASY 5120-RT Reference Board")
139         .board_setup    = easy_setup_bga,
140         .eth_num_ports  = 5,
141         .eth_vlans      = easy5120rt_vlans,
142         .num_devices    = ARRAY_SIZE(easy5120rt_devices),
143         .devices        = easy5120rt_devices,
144         .pci_nr_irqs    = ARRAY_SIZE(easy5120rt_pci_irqs),
145         .pci_irq_map    = easy5120rt_pci_irqs,
146 ADM5120_BOARD_END
147
148 ADM5120_BOARD_START(EASY5120WVOIP, "Infineon EASY 5120-WVoIP Reference Board")
149         .board_setup    = easy_setup_bga,
150         .eth_num_ports  = 6,
151         .num_devices    = ARRAY_SIZE(easy5120wvoip_devices),
152         .devices        = easy5120wvoip_devices,
153 ADM5120_BOARD_END
154
155 ADM5120_BOARD_START(EASY83000, "Infineon EASY 83000 Reference Board")
156         .board_setup    = easy_setup_pqfp,
157         .eth_num_ports  = 6,
158         .num_devices    = ARRAY_SIZE(easy83000_devices),
159         .devices        = easy83000_devices,
160 ADM5120_BOARD_END