drivers/staging/board/armadillo800eva.c

   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 static struct fb_videomode lcdc0_mode = {
  31         .name           = "AMPIER/AM-800480",
  32         .xres           = 800,
  33         .yres           = 480,
  34         .left_margin    = 88,
  35         .right_margin   = 40,
  36         .hsync_len      = 128,
  37         .upper_margin   = 20,
  38         .lower_margin   = 5,
  39         .vsync_len      = 5,
  40         .sync           = 0,
  41 };
  42
  43 static struct sh_mobile_lcdc_info lcdc0_info = {
  44         .clock_source   = LCDC_CLK_BUS,
  45         .ch[0] = {
  46                 .chan           = LCDC_CHAN_MAINLCD,
  47                 .fourcc         = V4L2_PIX_FMT_RGB565,
  48                 .interface_type = RGB24,
  49                 .clock_divider  = 5,
  50                 .flags          = 0,
  51                 .lcd_modes      = &lcdc0_mode,
  52                 .num_modes      = 1,
  53                 .panel_cfg = {
  54                         .width  = 111,
  55                         .height = 68,
  56                 },
  57         },
  58 };
  59
  60 static struct resource lcdc0_resources[] = {
  61         [0] = {
  62                 .name   = "LCD0",
  63                 .start  = 0xfe940000,
  64                 .end    = 0xfe943fff,
  65                 .flags  = IORESOURCE_MEM,
  66         },
  67         [1] = {
  68                 .start  = 177 + 32,
  69                 .flags  = IORESOURCE_IRQ,
  70         },
  71 };
  72
  73 static struct platform_device lcdc0_device = {
  74         .name           = "sh_mobile_lcdc_fb",
  75         .num_resources  = ARRAY_SIZE(lcdc0_resources),
  76         .resource       = lcdc0_resources,
  77         .id             = 0,
  78         .dev    = {
  79                 .platform_data  = &lcdc0_info,
  80                 .coherent_dma_mask = DMA_BIT_MASK(32),
  81         },
  82 };
  83
  84 static const struct board_staging_clk lcdc0_clocks[] __initconst = {
  85         { "lcdc0", NULL, "sh_mobile_lcdc_fb.0" },
  86 };
  87
  88 static const struct board_staging_dev armadillo800eva_devices[] __initconst = {
  89         {
  90                 .pdev    = &lcdc0_device,
  91                 .clocks  = lcdc0_clocks,
  92                 .nclocks = ARRAY_SIZE(lcdc0_clocks),
  93                 .domain  = "/system-controller@e6180000/pm-domains/c5/a4lc@1"
  94         },
  95 };
  96
  97 static void __init armadillo800eva_init(void)
  98 {
  99         board_staging_gic_setup_xlate("arm,pl390", 32);
 100         board_staging_register_devices(armadillo800eva_devices,
 101                                        ARRAY_SIZE(armadillo800eva_devices));
 102 }
 103
 104 board_staging("renesas,armadillo800eva", armadillo800eva_init);