Merge branch 'next/dt' 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
15 #include <linux/io.h>
16 #include <linux/of_platform.h>
17 #include <linux/irqdomain.h>
18 #include <linux/i2c/twl.h>
19
20 #include <mach/hardware.h>
21 #include <asm/mach/arch.h>
22
23 #include <plat/board.h>
24 #include <plat/common.h>
25 #include <mach/omap4-common.h>
26 #include "common-board-devices.h"
27
28 /*
29  * XXX: Still needed to boot until the i2c & twl driver is adapted to
30  * device-tree
31  */
32 static struct twl4030_platform_data sdp4430_twldata = {
33         .irq_base       = TWL6030_IRQ_BASE,
34         .irq_end        = TWL6030_IRQ_END,
35 };
36
37 static void __init omap4_i2c_init(void)
38 {
39         omap4_pmic_init("twl6030", &sdp4430_twldata);
40 }
41
42 static struct twl4030_platform_data beagle_twldata = {
43         .irq_base       = TWL4030_IRQ_BASE,
44         .irq_end        = TWL4030_IRQ_END,
45 };
46
47 static void __init omap3_i2c_init(void)
48 {
49         omap3_pmic_init("twl4030", &beagle_twldata);
50 }
51
52 static struct of_device_id omap_dt_match_table[] __initdata = {
53         { .compatible = "simple-bus", },
54         { .compatible = "ti,omap-infra", },
55         { }
56 };
57
58 static struct of_device_id intc_match[] __initdata = {
59         { .compatible = "ti,omap3-intc", },
60         { .compatible = "arm,cortex-a9-gic", },
61         { }
62 };
63
64 static void __init omap_generic_init(void)
65 {
66         struct device_node *node = of_find_matching_node(NULL, intc_match);
67         if (node)
68                 irq_domain_add_simple(node, 0);
69
70         omap_serial_init();
71         omap_sdrc_init(NULL, NULL);
72
73         of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);
74 }
75
76 static void __init omap4_init(void)
77 {
78         omap4_i2c_init();
79         omap_generic_init();
80 }
81
82 static void __init omap3_init(void)
83 {
84         omap3_i2c_init();
85         omap_generic_init();
86 }
87
88 #if defined(CONFIG_SOC_OMAP2420)
89 static const char *omap242x_boards_compat[] __initdata = {
90         "ti,omap2420",
91         NULL,
92 };
93
94 DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
95         .atag_offset    = 0x100,
96         .reserve        = omap_reserve,
97         .map_io         = omap242x_map_io,
98         .init_early     = omap2420_init_early,
99         .init_irq       = omap2_init_irq,
100         .init_machine   = omap_generic_init,
101         .timer          = &omap2_timer,
102         .dt_compat      = omap242x_boards_compat,
103 MACHINE_END
104 #endif
105
106 #if defined(CONFIG_SOC_OMAP2430)
107 static const char *omap243x_boards_compat[] __initdata = {
108         "ti,omap2430",
109         NULL,
110 };
111
112 DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
113         .atag_offset    = 0x100,
114         .reserve        = omap_reserve,
115         .map_io         = omap243x_map_io,
116         .init_early     = omap2430_init_early,
117         .init_irq       = omap2_init_irq,
118         .init_machine   = omap_generic_init,
119         .timer          = &omap2_timer,
120         .dt_compat      = omap243x_boards_compat,
121 MACHINE_END
122 #endif
123
124 #if defined(CONFIG_ARCH_OMAP3)
125 static const char *omap3_boards_compat[] __initdata = {
126         "ti,omap3",
127         NULL,
128 };
129
130 DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
131         .atag_offset    = 0x100,
132         .reserve        = omap_reserve,
133         .map_io         = omap3_map_io,
134         .init_early     = omap3430_init_early,
135         .init_irq       = omap3_init_irq,
136         .init_machine   = omap3_init,
137         .timer          = &omap3_timer,
138         .dt_compat      = omap3_boards_compat,
139 MACHINE_END
140 #endif
141
142 #if defined(CONFIG_ARCH_OMAP4)
143 static const char *omap4_boards_compat[] __initdata = {
144         "ti,omap4",
145         NULL,
146 };
147
148 DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
149         .atag_offset    = 0x100,
150         .reserve        = omap_reserve,
151         .map_io         = omap4_map_io,
152         .init_early     = omap4430_init_early,
153         .init_irq       = gic_init_irq,
154         .init_machine   = omap4_init,
155         .timer          = &omap4_timer,
156         .dt_compat      = omap4_boards_compat,
157 MACHINE_END
158 #endif