Commit | Line | Data |
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6dace67f SH |
1 | /* |
2 | * Lager board support - Reference DT implementation | |
3 | * | |
4 | * Copyright (C) 2013 Renesas Solutions Corp. | |
5 | * Copyright (C) 2013 Simon Horman | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; version 2 of the License. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
433aa851 | 21 | #include <linux/dma-mapping.h> |
6dace67f | 22 | #include <linux/init.h> |
6dace67f | 23 | #include <linux/of_platform.h> |
433aa851 | 24 | #include <linux/platform_data/rcar-du.h> |
fccae893 | 25 | |
6dace67f | 26 | #include <asm/mach/arch.h> |
fccae893 | 27 | |
ad6ffa0b | 28 | #include "clock.h" |
fd44aa5e | 29 | #include "common.h" |
b6bab126 | 30 | #include "irqs.h" |
fccae893 | 31 | #include "r8a7790.h" |
62872989 | 32 | #include "rcar-gen2.h" |
6dace67f | 33 | |
433aa851 LP |
34 | /* DU */ |
35 | static struct rcar_du_encoder_data lager_du_encoders[] = { | |
36 | { | |
37 | .type = RCAR_DU_ENCODER_VGA, | |
38 | .output = RCAR_DU_OUTPUT_DPAD0, | |
39 | }, { | |
40 | .type = RCAR_DU_ENCODER_NONE, | |
41 | .output = RCAR_DU_OUTPUT_LVDS1, | |
42 | .connector.lvds.panel = { | |
43 | .width_mm = 210, | |
44 | .height_mm = 158, | |
45 | .mode = { | |
1d46fea7 LP |
46 | .pixelclock = 65000000, |
47 | .hactive = 1024, | |
48 | .hfront_porch = 20, | |
49 | .hback_porch = 160, | |
50 | .hsync_len = 136, | |
51 | .vactive = 768, | |
52 | .vfront_porch = 3, | |
53 | .vback_porch = 29, | |
54 | .vsync_len = 6, | |
433aa851 LP |
55 | }, |
56 | }, | |
57 | }, | |
58 | }; | |
59 | ||
60 | static struct rcar_du_platform_data lager_du_pdata = { | |
61 | .encoders = lager_du_encoders, | |
62 | .num_encoders = ARRAY_SIZE(lager_du_encoders), | |
63 | }; | |
64 | ||
65 | static const struct resource du_resources[] __initconst = { | |
66 | DEFINE_RES_MEM(0xfeb00000, 0x70000), | |
67 | DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"), | |
68 | DEFINE_RES_MEM_NAMED(0xfeb94000, 0x1c, "lvds.1"), | |
69 | DEFINE_RES_IRQ(gic_spi(256)), | |
70 | DEFINE_RES_IRQ(gic_spi(268)), | |
71 | DEFINE_RES_IRQ(gic_spi(269)), | |
72 | }; | |
73 | ||
74 | static void __init lager_add_du_device(void) | |
75 | { | |
76 | struct platform_device_info info = { | |
77 | .name = "rcar-du-r8a7790", | |
78 | .id = -1, | |
79 | .res = du_resources, | |
80 | .num_res = ARRAY_SIZE(du_resources), | |
81 | .data = &lager_du_pdata, | |
82 | .size_data = sizeof(lager_du_pdata), | |
83 | .dma_mask = DMA_BIT_MASK(32), | |
84 | }; | |
85 | ||
86 | platform_device_register_full(&info); | |
87 | } | |
88 | ||
e6597e0e MD |
89 | /* |
90 | * This is a really crude hack to provide clkdev support to platform | |
91 | * devices until they get moved to DT. | |
92 | */ | |
f71c7728 | 93 | static const struct clk_name clk_names[] __initconst = { |
e6597e0e MD |
94 | { "du0", "du.0", "rcar-du-r8a7790" }, |
95 | { "du1", "du.1", "rcar-du-r8a7790" }, | |
96 | { "du2", "du.2", "rcar-du-r8a7790" }, | |
97 | { "lvds0", "lvds.0", "rcar-du-r8a7790" }, | |
98 | { "lvds1", "lvds.1", "rcar-du-r8a7790" }, | |
99 | }; | |
100 | ||
d144f362 | 101 | static void __init lager_add_standard_devices(void) |
6dace67f | 102 | { |
e6597e0e | 103 | shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false); |
20c6125f | 104 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); |
433aa851 LP |
105 | |
106 | lager_add_du_device(); | |
6dace67f SH |
107 | } |
108 | ||
109 | static const char *lager_boards_compat_dt[] __initdata = { | |
1fb68146 | 110 | "renesas,lager", |
6dace67f SH |
111 | "renesas,lager-reference", |
112 | NULL, | |
113 | }; | |
114 | ||
115 | DT_MACHINE_START(LAGER_DT, "lager") | |
ad09cb83 | 116 | .smp = smp_ops(r8a7790_smp_ops), |
a5d62681 | 117 | .init_early = shmobile_init_delay, |
50c517d9 | 118 | .init_time = rcar_gen2_timer_init, |
6dace67f | 119 | .init_machine = lager_add_standard_devices, |
3fbbcbdf | 120 | .init_late = shmobile_init_late, |
5f65c5bd | 121 | .reserve = rcar_gen2_reserve, |
6dace67f SH |
122 | .dt_compat = lager_boards_compat_dt, |
123 | MACHINE_END |