arch/arm/mach-omap2/devices.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * linux/arch/arm/mach-omap2/devices.c
   4  *
   5  * OMAP2 platform device setup/initialization
   6  */
   7
   8 #include <linux/kernel.h>
   9 #include <linux/init.h>
  10 #include <linux/platform_device.h>
  11 #include <linux/io.h>
  12 #include <linux/clk.h>
  13 #include <linux/dma-mapping.h>
  14 #include <linux/err.h>
  15 #include <linux/slab.h>
  16 #include <linux/of.h>
  17
  18 #include <asm/mach-types.h>
  19 #include <asm/mach/map.h>
  20
  21 #include <linux/omap-dma.h>
  22
  23 #include "iomap.h"
  24 #include "omap_hwmod.h"
  25 #include "omap_device.h"
  26
  27 #include "soc.h"
  28 #include "common.h"
  29 #include "control.h"
  30 #include "display.h"
  31
  32 #define L3_MODULES_MAX_LEN 12
  33 #define L3_MODULES 3
  34
  35 /*-------------------------------------------------------------------------*/
  36
  37 #if IS_ENABLED(CONFIG_VIDEO_OMAP2_VOUT)
  38 #if IS_ENABLED(CONFIG_FB_OMAP2)
  39 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
  40 };
  41 #else
  42 static struct resource omap_vout_resource[2] = {
  43 };
  44 #endif
  45
  46 static u64 omap_vout_dma_mask = DMA_BIT_MASK(32);
  47
  48 static struct platform_device omap_vout_device = {
  49         .name           = "omap_vout",
  50         .num_resources  = ARRAY_SIZE(omap_vout_resource),
  51         .resource       = &omap_vout_resource[0],
  52         .id             = -1,
  53         .dev            = {
  54                 .dma_mask               = &omap_vout_dma_mask,
  55                 .coherent_dma_mask      = DMA_BIT_MASK(32),
  56         },
  57 };
  58
  59 int __init omap_init_vout(void)
  60 {
  61         return platform_device_register(&omap_vout_device);
  62 }
  63 #else
  64 int __init omap_init_vout(void) { return 0; }
  65 #endif