target/linux/generic/patches-3.10/020-ssb_update.patch

   1 --- a/drivers/ssb/Kconfig
   2 +++ b/drivers/ssb/Kconfig
   3 @@ -138,13 +138,13 @@ config SSB_DRIVER_MIPS
   4
   5  config SSB_SFLASH
   6         bool "SSB serial flash support"
   7 -       depends on SSB_DRIVER_MIPS && BROKEN
   8 +       depends on SSB_DRIVER_MIPS
   9         default y
  10
  11  # Assumption: We are on embedded, if we compile the MIPS core.
  12  config SSB_EMBEDDED
  13         bool
  14 -       depends on SSB_DRIVER_MIPS
  15 +       depends on SSB_DRIVER_MIPS && SSB_PCICORE_HOSTMODE
  16         default y
  17
  18  config SSB_DRIVER_EXTIF
  19 --- a/drivers/ssb/driver_chipcommon_sflash.c
  20 +++ b/drivers/ssb/driver_chipcommon_sflash.c
  21 @@ -9,6 +9,19 @@
  22
  23  #include "ssb_private.h"
  24
  25 +static struct resource ssb_sflash_resource = {
  26 +       .name   = "ssb_sflash",
  27 +       .start  = SSB_FLASH2,
  28 +       .end    = 0,
  29 +       .flags  = IORESOURCE_MEM | IORESOURCE_READONLY,
  30 +};
  31 +
  32 +struct platform_device ssb_sflash_dev = {
  33 +       .name           = "ssb_sflash",
  34 +       .resource       = &ssb_sflash_resource,
  35 +       .num_resources  = 1,
  36 +};
  37 +
  38  struct ssb_sflash_tbl_e {
  39         char *name;
  40         u32 id;
  41 @@ -16,7 +29,7 @@ struct ssb_sflash_tbl_e {
  42         u16 numblocks;
  43  };
  44
  45 -static struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = {
  46 +static const struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = {
  47         { "M25P20", 0x11, 0x10000, 4, },
  48         { "M25P40", 0x12, 0x10000, 8, },
  49
  50 @@ -27,7 +40,7 @@ static struct ssb_sflash_tbl_e ssb_sflas
  51         { 0 },
  52  };
  53
  54 -static struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = {
  55 +static const struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = {
  56         { "SST25WF512", 1, 0x1000, 16, },
  57         { "SST25VF512", 0x48, 0x1000, 16, },
  58         { "SST25WF010", 2, 0x1000, 32, },
  59 @@ -45,7 +58,7 @@ static struct ssb_sflash_tbl_e ssb_sflas
  60         { 0 },
  61  };
  62
  63 -static struct ssb_sflash_tbl_e ssb_sflash_at_tbl[] = {
  64 +static const struct ssb_sflash_tbl_e ssb_sflash_at_tbl[] = {
  65         { "AT45DB011", 0xc, 256, 512, },
  66         { "AT45DB021", 0x14, 256, 1024, },
  67         { "AT45DB041", 0x1c, 256, 2048, },
  68 @@ -73,7 +86,8 @@ static void ssb_sflash_cmd(struct ssb_ch
  69  /* Initialize serial flash access */
  70  int ssb_sflash_init(struct ssb_chipcommon *cc)
  71  {
  72 -       struct ssb_sflash_tbl_e *e;
  73 +       struct ssb_sflash *sflash = &cc->dev->bus->mipscore.sflash;
  74 +       const struct ssb_sflash_tbl_e *e;
  75         u32 id, id2;
  76
  77         switch (cc->capabilities & SSB_CHIPCO_CAP_FLASHT) {
  78 @@ -131,10 +145,20 @@ int ssb_sflash_init(struct ssb_chipcommo
  79                 return -ENOTSUPP;
  80         }
  81
  82 -       pr_info("Found %s serial flash (blocksize: 0x%X, blocks: %d)\n",
  83 -               e->name, e->blocksize, e->numblocks);
  84 -
  85 -       pr_err("Serial flash support is not implemented yet!\n");
  86 +       sflash->window = SSB_FLASH2;
  87 +       sflash->blocksize = e->blocksize;
  88 +       sflash->numblocks = e->numblocks;
  89 +       sflash->size = sflash->blocksize * sflash->numblocks;
  90 +       sflash->present = true;
  91 +
  92 +       pr_info("Found %s serial flash (size: %dKiB, blocksize: 0x%X, blocks: %d)\n",
  93 +               e->name, sflash->size / 1024, e->blocksize, e->numblocks);
  94 +
  95 +       /* Prepare platform device, but don't register it yet. It's too early,
  96 +        * malloc (required by device_private_init) is not available yet. */
  97 +       ssb_sflash_dev.resource[0].end = ssb_sflash_dev.resource[0].start +
  98 +                                        sflash->size;
  99 +       ssb_sflash_dev.dev.platform_data = sflash;
 100
 101 -       return -ENOTSUPP;
 102 +       return 0;
 103  }
 104 --- a/drivers/ssb/main.c
 105 +++ b/drivers/ssb/main.c
 106 @@ -553,6 +553,14 @@ static int ssb_devices_register(struct s
 107         }
 108  #endif
 109
 110 +#ifdef CONFIG_SSB_SFLASH
 111 +       if (bus->mipscore.sflash.present) {
 112 +               err = platform_device_register(&ssb_sflash_dev);
 113 +               if (err)
 114 +                       pr_err("Error registering serial flash\n");
 115 +       }
 116 +#endif
 117 +
 118         return 0;
 119  error:
 120         /* Unwind the already registered devices. */
 121 --- a/drivers/ssb/pcihost_wrapper.c
 122 +++ b/drivers/ssb/pcihost_wrapper.c
 123 @@ -38,7 +38,7 @@ static int ssb_pcihost_resume(struct pci
 124         struct ssb_bus *ssb = pci_get_drvdata(dev);
 125         int err;
 126
 127 -       pci_set_power_state(dev, 0);
 128 +       pci_set_power_state(dev, PCI_D0);
 129         err = pci_enable_device(dev);
 130         if (err)
 131                 return err;
 132 --- a/drivers/ssb/sprom.c
 133 +++ b/drivers/ssb/sprom.c
 134 @@ -54,7 +54,7 @@ static int hex2sprom(u16 *sprom, const c
 135         while (cnt < sprom_size_words) {
 136                 memcpy(tmp, dump, 4);
 137                 dump += 4;
 138 -               err = strict_strtoul(tmp, 16, &parsed);
 139 +               err = kstrtoul(tmp, 16, &parsed);
 140                 if (err)
 141                         return err;
 142                 sprom[cnt++] = swab16((u16)parsed);
 143 --- a/drivers/ssb/ssb_private.h
 144 +++ b/drivers/ssb/ssb_private.h
 145 @@ -243,6 +243,10 @@ static inline int ssb_sflash_init(struct
 146  extern struct platform_device ssb_pflash_dev;
 147  #endif
 148
 149 +#ifdef CONFIG_SSB_SFLASH
 150 +extern struct platform_device ssb_sflash_dev;
 151 +#endif
 152 +
 153  #ifdef CONFIG_SSB_DRIVER_EXTIF
 154  extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks);
 155  extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
 156 --- a/include/linux/ssb/ssb_driver_mips.h
 157 +++ b/include/linux/ssb/ssb_driver_mips.h
 158 @@ -20,6 +20,18 @@ struct ssb_pflash {
 159         u32 window_size;
 160  };
 161
 162 +#ifdef CONFIG_SSB_SFLASH
 163 +struct ssb_sflash {
 164 +       bool present;
 165 +       u32 window;
 166 +       u32 blocksize;
 167 +       u16 numblocks;
 168 +       u32 size;
 169 +
 170 +       void *priv;
 171 +};
 172 +#endif
 173 +
 174  struct ssb_mipscore {
 175         struct ssb_device *dev;
 176
 177 @@ -27,6 +39,9 @@ struct ssb_mipscore {
 178         struct ssb_serial_port serial_ports[4];
 179
 180         struct ssb_pflash pflash;
 181 +#ifdef CONFIG_SSB_SFLASH
 182 +       struct ssb_sflash sflash;
 183 +#endif
 184  };
 185
 186  extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
 187 --- a/include/linux/ssb/ssb_regs.h
 188 +++ b/include/linux/ssb/ssb_regs.h
 189 @@ -172,6 +172,7 @@
 190  #define SSB_SPROMSIZE_WORDS_R4         220
 191  #define SSB_SPROMSIZE_BYTES_R123       (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16))
 192  #define SSB_SPROMSIZE_BYTES_R4         (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16))
 193 +#define SSB_SPROMSIZE_WORDS_R10                230
 194  #define SSB_SPROM_BASE1                        0x1000
 195  #define SSB_SPROM_BASE31               0x0800
 196  #define SSB_SPROM_REVISION             0x007E