drivers/staging/board/armadillo800eva.c

   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
  22 static 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
  35 static 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
  52 static 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
  65 static 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
  76 static const struct board_staging_clk lcdc0_clocks[] __initconst = {
  77         { "lcdc0", NULL, "sh_mobile_lcdc_fb.0" },
  78 };
  79
  80 static 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
  89 static 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
  96 board_staging("renesas,armadillo800eva", armadillo800eva_init);