tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Staging board support for Armadillo 800 eva.
3 * Enable not-yet-DT-capable devices here.
4 *
5 * Based on board-armadillo800eva.c
6 *
7 * Copyright (C) 2012 Renesas Solutions Corp.
8 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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 as published by
12 * the Free Software Foundation; version 2 of the License.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 */
19
20#include <linux/dma-mapping.h>
21#include <linux/fb.h>
22#include <linux/kernel.h>
23#include <linux/platform_device.h>
24#include <linux/videodev2.h>
25
26#include <video/sh_mobile_lcdc.h>
27
28#include "board.h"
29
30
31static struct fb_videomode lcdc0_mode = {
32 .name = "AMPIER/AM-800480",
33 .xres = 800,
34 .yres = 480,
35 .left_margin = 88,
36 .right_margin = 40,
37 .hsync_len = 128,
38 .upper_margin = 20,
39 .lower_margin = 5,
40 .vsync_len = 5,
41 .sync = 0,
42};
43
44static struct sh_mobile_lcdc_info lcdc0_info = {
45 .clock_source = LCDC_CLK_BUS,
46 .ch[0] = {
47 .chan = LCDC_CHAN_MAINLCD,
48 .fourcc = V4L2_PIX_FMT_RGB565,
49 .interface_type = RGB24,
50 .clock_divider = 5,
51 .flags = 0,
52 .lcd_modes = &lcdc0_mode,
53 .num_modes = 1,
54 .panel_cfg = {
55 .width = 111,
56 .height = 68,
57 },
58 },
59};
60
61static struct resource lcdc0_resources[] = {
62 [0] = {
63 .name = "LCD0",
64 .start = 0xfe940000,
65 .end = 0xfe943fff,
66 .flags = IORESOURCE_MEM,
67 },
68 [1] = {
69 .start = 177 + 32,
70 .flags = IORESOURCE_IRQ,
71 },
72};
73
74static struct platform_device lcdc0_device = {
75 .name = "sh_mobile_lcdc_fb",
76 .num_resources = ARRAY_SIZE(lcdc0_resources),
77 .resource = lcdc0_resources,
78 .id = 0,
79 .dev = {
80 .platform_data = &lcdc0_info,
81 .coherent_dma_mask = DMA_BIT_MASK(32),
82 },
83};
84
85static const struct board_staging_clk lcdc0_clocks[] __initconst = {
86 { "lcdc0", NULL, "sh_mobile_lcdc_fb.0" },
87};
88
89static const struct board_staging_dev armadillo800eva_devices[] __initconst = {
90 {
91 .pdev = &lcdc0_device,
92 .clocks = lcdc0_clocks,
93 .nclocks = ARRAY_SIZE(lcdc0_clocks),
94 .domain = "a4lc",
95 },
96};
97
98static void __init armadillo800eva_init(void)
99{
100 board_staging_gic_setup_xlate("arm,cortex-a9-gic", 32);
101 board_staging_register_devices(armadillo800eva_devices,
102 ARRAY_SIZE(armadillo800eva_devices));
103}
104
105board_staging("renesas,armadillo800eva", armadillo800eva_init);