diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-netstar.c')
-rw-r--r-- | arch/arm/mach-omap1/board-netstar.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-netstar.c b/arch/arm/mach-omap1/board-netstar.c new file mode 100644 index 000000000000..8c653734d5a3 --- /dev/null +++ b/arch/arm/mach-omap1/board-netstar.c | |||
@@ -0,0 +1,153 @@ | |||
1 | /* | ||
2 | * Modified from board-generic.c | ||
3 | * | ||
4 | * Copyright (C) 2004 2N Telekomunikace, Ladislav Michl <michl@2n.cz> | ||
5 | * | ||
6 | * Code for Netstar OMAP board. | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | */ | ||
12 | |||
13 | #include <linux/delay.h> | ||
14 | #include <linux/device.h> | ||
15 | #include <linux/interrupt.h> | ||
16 | #include <linux/init.h> | ||
17 | #include <linux/kernel.h> | ||
18 | #include <linux/notifier.h> | ||
19 | #include <linux/reboot.h> | ||
20 | |||
21 | #include <asm/hardware.h> | ||
22 | #include <asm/mach-types.h> | ||
23 | #include <asm/mach/arch.h> | ||
24 | #include <asm/mach/map.h> | ||
25 | |||
26 | #include <asm/arch/gpio.h> | ||
27 | #include <asm/arch/mux.h> | ||
28 | #include <asm/arch/usb.h> | ||
29 | |||
30 | #include "common.h" | ||
31 | |||
32 | extern void __init omap_init_time(void); | ||
33 | extern int omap_gpio_init(void); | ||
34 | |||
35 | static struct resource netstar_smc91x_resources[] = { | ||
36 | [0] = { | ||
37 | .start = OMAP_CS1_PHYS + 0x300, | ||
38 | .end = OMAP_CS1_PHYS + 0x300 + 16, | ||
39 | .flags = IORESOURCE_MEM, | ||
40 | }, | ||
41 | [1] = { | ||
42 | .start = OMAP_GPIO_IRQ(8), | ||
43 | .end = OMAP_GPIO_IRQ(8), | ||
44 | .flags = IORESOURCE_IRQ, | ||
45 | }, | ||
46 | }; | ||
47 | |||
48 | static struct platform_device netstar_smc91x_device = { | ||
49 | .name = "smc91x", | ||
50 | .id = 0, | ||
51 | .num_resources = ARRAY_SIZE(netstar_smc91x_resources), | ||
52 | .resource = netstar_smc91x_resources, | ||
53 | }; | ||
54 | |||
55 | static struct platform_device *netstar_devices[] __initdata = { | ||
56 | &netstar_smc91x_device, | ||
57 | }; | ||
58 | |||
59 | static void __init netstar_init_irq(void) | ||
60 | { | ||
61 | omap_init_irq(); | ||
62 | omap_gpio_init(); | ||
63 | } | ||
64 | |||
65 | static void __init netstar_init(void) | ||
66 | { | ||
67 | /* green LED */ | ||
68 | omap_request_gpio(4); | ||
69 | omap_set_gpio_direction(4, 0); | ||
70 | /* smc91x reset */ | ||
71 | omap_request_gpio(7); | ||
72 | omap_set_gpio_direction(7, 0); | ||
73 | omap_set_gpio_dataout(7, 1); | ||
74 | udelay(2); /* wait at least 100ns */ | ||
75 | omap_set_gpio_dataout(7, 0); | ||
76 | mdelay(50); /* 50ms until PHY ready */ | ||
77 | /* smc91x interrupt pin */ | ||
78 | omap_request_gpio(8); | ||
79 | omap_set_gpio_edge_ctrl(8, OMAP_GPIO_RISING_EDGE); | ||
80 | |||
81 | omap_request_gpio(12); | ||
82 | omap_request_gpio(13); | ||
83 | omap_request_gpio(14); | ||
84 | omap_request_gpio(15); | ||
85 | omap_set_gpio_edge_ctrl(12, OMAP_GPIO_FALLING_EDGE); | ||
86 | omap_set_gpio_edge_ctrl(13, OMAP_GPIO_FALLING_EDGE); | ||
87 | omap_set_gpio_edge_ctrl(14, OMAP_GPIO_FALLING_EDGE); | ||
88 | omap_set_gpio_edge_ctrl(15, OMAP_GPIO_FALLING_EDGE); | ||
89 | |||
90 | platform_add_devices(netstar_devices, ARRAY_SIZE(netstar_devices)); | ||
91 | |||
92 | /* Switch on green LED */ | ||
93 | omap_set_gpio_dataout(4, 0); | ||
94 | /* Switch off red LED */ | ||
95 | omap_writeb(0x00, OMAP_LPG1_PMR); /* Disable clock */ | ||
96 | omap_writeb(0x80, OMAP_LPG1_LCR); | ||
97 | } | ||
98 | |||
99 | static int __initdata omap_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1}; | ||
100 | |||
101 | static void __init netstar_map_io(void) | ||
102 | { | ||
103 | omap_map_io(); | ||
104 | omap_serial_init(omap_serial_ports); | ||
105 | } | ||
106 | |||
107 | #define MACHINE_PANICED 1 | ||
108 | #define MACHINE_REBOOTING 2 | ||
109 | #define MACHINE_REBOOT 4 | ||
110 | static unsigned long machine_state; | ||
111 | |||
112 | static int panic_event(struct notifier_block *this, unsigned long event, | ||
113 | void *ptr) | ||
114 | { | ||
115 | if (test_and_set_bit(MACHINE_PANICED, &machine_state)) | ||
116 | return NOTIFY_DONE; | ||
117 | |||
118 | /* Switch off green LED */ | ||
119 | omap_set_gpio_dataout(4, 1); | ||
120 | /* Flash red LED */ | ||
121 | omap_writeb(0x78, OMAP_LPG1_LCR); | ||
122 | omap_writeb(0x01, OMAP_LPG1_PMR); /* Enable clock */ | ||
123 | |||
124 | return NOTIFY_DONE; | ||
125 | } | ||
126 | |||
127 | static struct notifier_block panic_block = { | ||
128 | .notifier_call = panic_event, | ||
129 | }; | ||
130 | |||
131 | static int __init netstar_late_init(void) | ||
132 | { | ||
133 | /* TODO: Setup front panel switch here */ | ||
134 | |||
135 | /* Setup panic notifier */ | ||
136 | notifier_chain_register(&panic_notifier_list, &panic_block); | ||
137 | |||
138 | return 0; | ||
139 | } | ||
140 | |||
141 | postcore_initcall(netstar_late_init); | ||
142 | |||
143 | MACHINE_START(NETSTAR, "NetStar OMAP5910") | ||
144 | /* Maintainer: Ladislav Michl <michl@2n.cz> */ | ||
145 | .phys_ram = 0x10000000, | ||
146 | .phys_io = 0xfff00000, | ||
147 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | ||
148 | .boot_params = 0x10000100, | ||
149 | .map_io = netstar_map_io, | ||
150 | .init_irq = netstar_init_irq, | ||
151 | .init_machine = netstar_init, | ||
152 | .timer = &omap_timer, | ||
153 | MACHINE_END | ||