LXR linux/arch/arm/plat-s3c/dev-fb.c

   1/* linux/arch/arm/plat-s3c/dev-fb.c
   2 *
   3 * Copyright 2008 Simtec Electronics
   4 *      Ben Dooks <ben@simtec.co.uk>
   5 *      http://armlinux.simtec.co.uk/
   6 *
   7 * S3C series device definition for framebuffer device
   8 *
   9 * This program is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License version 2 as
  11 * published by the Free Software Foundation.
  12*/
  13
  14#include <linux/kernel.h>
  15#include <linux/string.h>
  16#include <linux/platform_device.h>
  17#include <linux/fb.h>
  18
  19#include <mach/irqs.h>
  20#include <mach/map.h>
  21#include <mach/regs-fb.h>
  22
  23#include <plat/fb.h>
  24#include <plat/devs.h>
  25#include <plat/cpu.h>
  26
  27static struct resource s3c_fb_resource[] = {
  28        [0] = {
  29                .start = S3C_PA_FB,
  30                .end   = S3C_PA_FB + SZ_16K - 1,
  31                .flags = IORESOURCE_MEM,
  32        },
  33        [1] = {
  34                .start = IRQ_LCD_VSYNC,
  35                .end   = IRQ_LCD_VSYNC,
  36                .flags = IORESOURCE_IRQ,
  37        },
  38        [2] = {
  39                .start = IRQ_LCD_FIFO,
  40                .end   = IRQ_LCD_FIFO,
  41                .flags = IORESOURCE_IRQ,
  42        },
  43        [3] = {
  44                .start = IRQ_LCD_SYSTEM,
  45                .end   = IRQ_LCD_SYSTEM,
  46                .flags = IORESOURCE_IRQ,
  47        },
  48};
  49
  50struct platform_device s3c_device_fb = {
  51        .name             = "s3c-fb",
  52        .id               = -1,
  53        .num_resources    = ARRAY_SIZE(s3c_fb_resource),
  54        .resource         = s3c_fb_resource,
  55        .dev.dma_mask     = &s3c_device_fb.dev.coherent_dma_mask,
  56        .dev.coherent_dma_mask = 0xffffffffUL,
  57};
  58
  59void __init s3c_fb_set_platdata(struct s3c_fb_platdata *pd)
  60{
  61        struct s3c_fb_platdata *npd;
  62
  63        if (!pd) {
  64                printk(KERN_ERR "%s: no platform data\n", __func__);
  65                return;
  66        }
  67
  68        npd = kmemdup(pd, sizeof(struct s3c_fb_platdata), GFP_KERNEL);
  69        if (!npd)
  70                printk(KERN_ERR "%s: no memory for platform data\n", __func__);
  71
  72        s3c_device_fb.dev.platform_data = npd;
  73}
  74