target/linux/sibyte/patches/001-rhone_physmap.patch

   1 --- a/arch/mips/sibyte/swarm/platform.c
   2 +++ b/arch/mips/sibyte/swarm/platform.c
   3 @@ -83,3 +83,61 @@ static int __init swarm_pata_init(void)
   4  device_initcall(swarm_pata_init);
   5
   6  #endif /* defined(CONFIG_SIBYTE_SWARM) || defined(CONFIG_SIBYTE_LITTLESUR) */
   7 +
   8 +#ifdef CONFIG_SIBYTE_RHONE
   9 +
  10 +#include <linux/mtd/partitions.h>
  11 +#include <linux/mtd/physmap.h>
  12 +
  13 +static struct mtd_partition flash_parts[] = {
  14 +       {
  15 +               .name           = "cfe",
  16 +               .offset         = 0x00000000,
  17 +               .size           = 0x00200000,
  18 +               .mask_flags     = MTD_WRITEABLE,
  19 +       },
  20 +       {
  21 +               .name           = "os",
  22 +               .offset         = 0x00200000,
  23 +               .size           = 0x00d00000,
  24 +       },
  25 +       {
  26 +               .name           = "environment",
  27 +               .offset         = 0x00f00000,
  28 +               .size           = 0x00100000,
  29 +               .mask_flags     = MTD_WRITEABLE,
  30 +       },
  31 +};
  32 +
  33 +static struct physmap_flash_data flash_data = {
  34 +       .width          = 1,
  35 +       .nr_parts       = ARRAY_SIZE(flash_parts),
  36 +       .parts          = flash_parts,
  37 +};
  38 +
  39 +static struct resource flash_resource = {
  40 +       .start          = 0x1fc00000,
  41 +       .end            = 0x20bfffff,
  42 +       .flags          = IORESOURCE_MEM,
  43 +};
  44 +
  45 +static struct platform_device flash_device = {
  46 +       .name           = "physmap-flash",
  47 +       .id             = 0,
  48 +       .resource       = &flash_resource,
  49 +       .num_resources  = 1,
  50 +       .dev            = {
  51 +               .platform_data = &flash_data,
  52 +       },
  53 +};
  54 +
  55 +static int __init flash_setup(void)
  56 +{
  57 +       platform_device_register(&flash_device);
  58 +
  59 +       return 0;
  60 +};
  61 +
  62 +device_initcall(flash_setup);
  63 +
  64 +#endif /* CONFIG_SIBYTE_RHONE */