Merge branch 'next/soc' of git://git.linaro.org/people/arnd/arm-soc
[pandora-kernel.git] / arch / arm / mach-omap2 / board-generic.c
1 /*
2  * Copyright (C) 2005 Nokia Corporation
3  * Author: Paul Mundt <paul.mundt@nokia.com>
4  *
5  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
6  *
7  * Modified from the original mach-omap/omap2/board-generic.c did by Paul
8  * to support the OMAP2+ device tree boards with an unique board file.
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License version 2 as
12  * published by the Free Software Foundation.
13  */
14 #include <linux/io.h>
15 #include <linux/of_platform.h>
16 #include <linux/irqdomain.h>
17 #include <linux/i2c/twl.h>
18
19 #include <mach/hardware.h>
20 #include <asm/mach/arch.h>
21
22 #include <plat/board.h>
23 #include <plat/common.h>
24 #include <mach/omap4-common.h>
25 #include "common-board-devices.h"
26
27 /*
28  * XXX: Still needed to boot until the i2c & twl driver is adapted to
29  * device-tree
30  */
31 static struct twl4030_platform_data sdp4430_twldata = {
32         .irq_base       = TWL6030_IRQ_BASE,
33         .irq_end        = TWL6030_IRQ_END,
34 };
35
36 static void __init omap4_i2c_init(void)
37 {
38         omap4_pmic_init("twl6030", &sdp4430_twldata);
39 }
40
41 static struct twl4030_platform_data beagle_twldata = {
42         .irq_base       = TWL4030_IRQ_BASE,
43         .irq_end        = TWL4030_IRQ_END,
44 };
45
46 static void __init omap3_i2c_init(void)
47 {
48         omap3_pmic_init("twl4030", &beagle_twldata);
49 }
50
51 static struct of_device_id omap_dt_match_table[] __initdata = {
52         { .compatible = "simple-bus", },
53         { .compatible = "ti,omap-infra", },
54         { }
55 };
56
57 static struct of_device_id intc_match[] __initdata = {
58         { .compatible = "ti,omap3-intc", },
59         { .compatible = "arm,cortex-a9-gic", },
60         { }
61 };
62
63 static void __init omap_generic_init(void)
64 {
65         struct device_node *node = of_find_matching_node(NULL, intc_match);
66         if (node)
67                 irq_domain_add_simple(node, 0);
68
69         omap_serial_init();
70         omap_sdrc_init(NULL, NULL);
71
72         of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);
73 }
74
75 static void __init omap4_init(void)
76 {
77         omap4_i2c_init();
78         omap_generic_init();
79 }
80
81 static void __init omap3_init(void)
82 {
83         omap3_i2c_init();
84         omap_generic_init();
85 }
86
87 #if defined(CONFIG_SOC_OMAP2420)
88 static const char *omap242x_boards_compat[] __initdata = {
89         "ti,omap2420",
90         NULL,
91 };
92
93 DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
94         .atag_offset    = 0x100,
95         .reserve        = omap_reserve,
96         .map_io         = omap242x_map_io,
97         .init_early     = omap2420_init_early,
98         .init_irq       = omap2_init_irq,
99         .init_machine   = omap_generic_init,
100         .timer          = &omap2_timer,
101         .dt_compat      = omap242x_boards_compat,
102 MACHINE_END
103 #endif
104
105 #if defined(CONFIG_SOC_OMAP2430)
106 static const char *omap243x_boards_compat[] __initdata = {
107         "ti,omap2430",
108         NULL,
109 };
110
111 DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
112         .atag_offset    = 0x100,
113         .reserve        = omap_reserve,
114         .map_io         = omap243x_map_io,
115         .init_early     = omap2430_init_early,
116         .init_irq       = omap2_init_irq,
117         .init_machine   = omap_generic_init,
118         .timer          = &omap2_timer,
119         .dt_compat      = omap243x_boards_compat,
120 MACHINE_END
121 #endif
122
123 #if defined(CONFIG_ARCH_OMAP3)
124 static const char *omap3_boards_compat[] __initdata = {
125         "ti,omap3",
126         NULL,
127 };
128
129 DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
130         .atag_offset    = 0x100,
131         .reserve        = omap_reserve,
132         .map_io         = omap3_map_io,
133         .init_early     = omap3430_init_early,
134         .init_irq       = omap3_init_irq,
135         .init_machine   = omap3_init,
136         .timer          = &omap3_timer,
137         .dt_compat      = omap3_boards_compat,
138 MACHINE_END
139 #endif
140
141 #if defined(CONFIG_ARCH_OMAP4)
142 static const char *omap4_boards_compat[] __initdata = {
143         "ti,omap4",
144         NULL,
145 };
146
147 DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
148         .atag_offset    = 0x100,
149         .reserve        = omap_reserve,
150         .map_io         = omap4_map_io,
151         .init_early     = omap4430_init_early,
152         .init_irq       = gic_init_irq,
153         .init_machine   = omap4_init,
154         .timer          = &omap4_timer,
155         .dt_compat      = omap4_boards_compat,
156 MACHINE_END
157 #endif