tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Staging board support for Armadillo 800 eva.
4 * Enable not-yet-DT-capable devices here.
5 *
6 * Based on board-armadillo800eva.c
7 *
8 * Copyright (C) 2012 Renesas Solutions Corp.
9 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
10 */
11
12#include <linux/dma-mapping.h>
13#include <linux/fb.h>
14#include <linux/kernel.h>
15#include <linux/platform_device.h>
16#include <linux/videodev2.h>
17
18#include <video/sh_mobile_lcdc.h>
19
20#include "board.h"
21
22static struct fb_videomode lcdc0_mode = {
23 .name = "AMPIER/AM-800480",
24 .xres = 800,
25 .yres = 480,
26 .left_margin = 88,
27 .right_margin = 40,
28 .hsync_len = 128,
29 .upper_margin = 20,
30 .lower_margin = 5,
31 .vsync_len = 5,
32 .sync = 0,
33};
34
35static struct sh_mobile_lcdc_info lcdc0_info = {
36 .clock_source = LCDC_CLK_BUS,
37 .ch[0] = {
38 .chan = LCDC_CHAN_MAINLCD,
39 .fourcc = V4L2_PIX_FMT_RGB565,
40 .interface_type = RGB24,
41 .clock_divider = 5,
42 .flags = 0,
43 .lcd_modes = &lcdc0_mode,
44 .num_modes = 1,
45 .panel_cfg = {
46 .width = 111,
47 .height = 68,
48 },
49 },
50};
51
52static struct resource lcdc0_resources[] = {
53 [0] = {
54 .name = "LCD0",
55 .start = 0xfe940000,
56 .end = 0xfe943fff,
57 .flags = IORESOURCE_MEM,
58 },
59 [1] = {
60 .start = 177 + 32,
61 .flags = IORESOURCE_IRQ,
62 },
63};
64
65static struct platform_device lcdc0_device = {
66 .name = "sh_mobile_lcdc_fb",
67 .num_resources = ARRAY_SIZE(lcdc0_resources),
68 .resource = lcdc0_resources,
69 .id = 0,
70 .dev = {
71 .platform_data = &lcdc0_info,
72 .coherent_dma_mask = DMA_BIT_MASK(32),
73 },
74};
75
76static const struct board_staging_clk lcdc0_clocks[] __initconst = {
77 { "lcdc0", NULL, "sh_mobile_lcdc_fb.0" },
78};
79
80static const struct board_staging_dev armadillo800eva_devices[] __initconst = {
81 {
82 .pdev = &lcdc0_device,
83 .clocks = lcdc0_clocks,
84 .nclocks = ARRAY_SIZE(lcdc0_clocks),
85 .domain = "/system-controller@e6180000/pm-domains/c5/a4lc@1"
86 },
87};
88
89static void __init armadillo800eva_init(void)
90{
91 board_staging_gic_setup_xlate("arm,pl390", 32);
92 board_staging_register_devices(armadillo800eva_devices,
93 ARRAY_SIZE(armadillo800eva_devices));
94}
95
96board_staging("renesas,armadillo800eva", armadillo800eva_init);