Commit | Line | Data |
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a2baf191 MD |
1 | /* |
2 | * Koelsch board support - Reference DT implementation | |
3 | * | |
4 | * Copyright (C) 2013 Renesas Electronics Corporation | |
5 | * Copyright (C) 2013 Renesas Solutions Corp. | |
6 | * Copyright (C) 2013 Magnus Damm | |
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 as published by | |
10 | * the Free Software Foundation; version 2 of the License. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
14c5ce17 | 22 | #include <linux/dma-mapping.h> |
a2baf191 MD |
23 | #include <linux/kernel.h> |
24 | #include <linux/of_platform.h> | |
14c5ce17 | 25 | #include <linux/platform_data/rcar-du.h> |
5201b5a7 | 26 | |
a2baf191 | 27 | #include <asm/mach/arch.h> |
5201b5a7 | 28 | |
ad6ffa0b | 29 | #include "clock.h" |
fd44aa5e | 30 | #include "common.h" |
b6bab126 | 31 | #include "irqs.h" |
5201b5a7 | 32 | #include "r8a7791.h" |
62872989 | 33 | #include "rcar-gen2.h" |
a2baf191 | 34 | |
14c5ce17 LP |
35 | /* DU */ |
36 | static struct rcar_du_encoder_data koelsch_du_encoders[] = { | |
37 | { | |
38 | .type = RCAR_DU_ENCODER_NONE, | |
39 | .output = RCAR_DU_OUTPUT_LVDS0, | |
40 | .connector.lvds.panel = { | |
41 | .width_mm = 210, | |
42 | .height_mm = 158, | |
43 | .mode = { | |
1d46fea7 LP |
44 | .pixelclock = 65000000, |
45 | .hactive = 1024, | |
46 | .hfront_porch = 20, | |
47 | .hback_porch = 160, | |
48 | .hsync_len = 136, | |
49 | .vactive = 768, | |
50 | .vfront_porch = 3, | |
51 | .vback_porch = 29, | |
52 | .vsync_len = 6, | |
14c5ce17 LP |
53 | }, |
54 | }, | |
55 | }, | |
56 | }; | |
57 | ||
58 | static struct rcar_du_platform_data koelsch_du_pdata = { | |
59 | .encoders = koelsch_du_encoders, | |
60 | .num_encoders = ARRAY_SIZE(koelsch_du_encoders), | |
61 | }; | |
62 | ||
63 | static const struct resource du_resources[] __initconst = { | |
64 | DEFINE_RES_MEM(0xfeb00000, 0x40000), | |
65 | DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"), | |
66 | DEFINE_RES_IRQ(gic_spi(256)), | |
67 | DEFINE_RES_IRQ(gic_spi(268)), | |
68 | }; | |
69 | ||
70 | static void __init koelsch_add_du_device(void) | |
71 | { | |
72 | struct platform_device_info info = { | |
73 | .name = "rcar-du-r8a7791", | |
74 | .id = -1, | |
75 | .res = du_resources, | |
76 | .num_res = ARRAY_SIZE(du_resources), | |
77 | .data = &koelsch_du_pdata, | |
78 | .size_data = sizeof(koelsch_du_pdata), | |
79 | .dma_mask = DMA_BIT_MASK(32), | |
80 | }; | |
81 | ||
82 | platform_device_register_full(&info); | |
83 | } | |
84 | ||
89aff406 MD |
85 | /* |
86 | * This is a really crude hack to provide clkdev support to platform | |
87 | * devices until they get moved to DT. | |
88 | */ | |
f6f98b3e | 89 | static const struct clk_name clk_names[] __initconst = { |
89aff406 MD |
90 | { "du0", "du.0", "rcar-du-r8a7791" }, |
91 | { "du1", "du.1", "rcar-du-r8a7791" }, | |
92 | { "lvds0", "lvds.0", "rcar-du-r8a7791" }, | |
93 | }; | |
f31239ef | 94 | |
a2baf191 MD |
95 | static void __init koelsch_add_standard_devices(void) |
96 | { | |
89aff406 | 97 | shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false); |
a2baf191 | 98 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); |
14c5ce17 LP |
99 | |
100 | koelsch_add_du_device(); | |
a2baf191 MD |
101 | } |
102 | ||
103 | static const char * const koelsch_boards_compat_dt[] __initconst = { | |
1d2bdbc3 | 104 | "renesas,koelsch", |
a2baf191 MD |
105 | "renesas,koelsch-reference", |
106 | NULL, | |
107 | }; | |
108 | ||
109 | DT_MACHINE_START(KOELSCH_DT, "koelsch") | |
110 | .smp = smp_ops(r8a7791_smp_ops), | |
7e99497c | 111 | .init_early = shmobile_init_delay, |
a2baf191 MD |
112 | .init_time = rcar_gen2_timer_init, |
113 | .init_machine = koelsch_add_standard_devices, | |
6dc00ab9 | 114 | .init_late = shmobile_init_late, |
5f65c5bd | 115 | .reserve = rcar_gen2_reserve, |
a2baf191 MD |
116 | .dt_compat = koelsch_boards_compat_dt, |
117 | MACHINE_END |