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

   1 diff --git a/drivers/ssb/Kconfig b/drivers/ssb/Kconfig
   2 index 5ff3a4f..36171fd 100644
   3 --- a/drivers/ssb/Kconfig
   4 +++ b/drivers/ssb/Kconfig
   5 @@ -144,7 +144,7 @@ config SSB_SFLASH
   6  # Assumption: We are on embedded, if we compile the MIPS core.
   7  config SSB_EMBEDDED
   8         bool
   9 -       depends on SSB_DRIVER_MIPS
  10 +       depends on SSB_DRIVER_MIPS && SSB_PCICORE_HOSTMODE
  11         default y
  12
  13  config SSB_DRIVER_EXTIF
  14 diff --git a/drivers/ssb/driver_chipcommon_sflash.c b/drivers/ssb/driver_chipcommon_sflash.c
  15 index 720665c..e84cf04 100644
  16 --- a/drivers/ssb/driver_chipcommon_sflash.c
  17 +++ b/drivers/ssb/driver_chipcommon_sflash.c
  18 @@ -9,6 +9,19 @@
  19
  20  #include "ssb_private.h"
  21
  22 +static struct resource ssb_sflash_resource = {
  23 +       .name   = "ssb_sflash",
  24 +       .start  = SSB_FLASH2,
  25 +       .end    = 0,
  26 +       .flags  = IORESOURCE_MEM | IORESOURCE_READONLY,
  27 +};
  28 +
  29 +struct platform_device ssb_sflash_dev = {
  30 +       .name           = "ssb_sflash",
  31 +       .resource       = &ssb_sflash_resource,
  32 +       .num_resources  = 1,
  33 +};
  34 +
  35  struct ssb_sflash_tbl_e {
  36         char *name;
  37         u32 id;
  38 @@ -16,7 +29,7 @@ struct ssb_sflash_tbl_e {
  39         u16 numblocks;
  40  };
  41
  42 -static struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = {
  43 +static const struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = {
  44         { "M25P20", 0x11, 0x10000, 4, },
  45         { "M25P40", 0x12, 0x10000, 8, },
  46
  47 @@ -27,7 +40,7 @@ static struct ssb_sflash_tbl_e ssb_sflash_st_tbl[] = {
  48         { 0 },
  49  };
  50
  51 -static struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = {
  52 +static const struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = {
  53         { "SST25WF512", 1, 0x1000, 16, },
  54         { "SST25VF512", 0x48, 0x1000, 16, },
  55         { "SST25WF010", 2, 0x1000, 32, },
  56 @@ -45,7 +58,7 @@ static struct ssb_sflash_tbl_e ssb_sflash_sst_tbl[] = {
  57         { 0 },
  58  };
  59
  60 -static struct ssb_sflash_tbl_e ssb_sflash_at_tbl[] = {
  61 +static const struct ssb_sflash_tbl_e ssb_sflash_at_tbl[] = {
  62         { "AT45DB011", 0xc, 256, 512, },
  63         { "AT45DB021", 0x14, 256, 1024, },
  64         { "AT45DB041", 0x1c, 256, 2048, },
  65 @@ -73,7 +86,8 @@ static void ssb_sflash_cmd(struct ssb_chipcommon *cc, u32 opcode)
  66  /* Initialize serial flash access */
  67  int ssb_sflash_init(struct ssb_chipcommon *cc)
  68  {
  69 -       struct ssb_sflash_tbl_e *e;
  70 +       struct ssb_sflash *sflash = &cc->dev->bus->mipscore.sflash;
  71 +       const struct ssb_sflash_tbl_e *e;
  72         u32 id, id2;
  73
  74         switch (cc->capabilities & SSB_CHIPCO_CAP_FLASHT) {
  75 @@ -131,9 +145,21 @@ int ssb_sflash_init(struct ssb_chipcommon *cc)
  76                 return -ENOTSUPP;
  77         }
  78
  79 +       sflash->window = SSB_FLASH2;
  80 +       sflash->blocksize = e->blocksize;
  81 +       sflash->numblocks = e->numblocks;
  82 +       sflash->size = sflash->blocksize * sflash->numblocks;
  83 +       sflash->present = true;
  84 +
  85         pr_info("Found %s serial flash (blocksize: 0x%X, blocks: %d)\n",
  86                 e->name, e->blocksize, e->numblocks);
  87
  88 +       /* Prepare platform device, but don't register it yet. It's too early,
  89 +        * malloc (required by device_private_init) is not available yet. */
  90 +       ssb_sflash_dev.resource[0].end = ssb_sflash_dev.resource[0].start +
  91 +                                        sflash->size;
  92 +       ssb_sflash_dev.dev.platform_data = sflash;
  93 +
  94         pr_err("Serial flash support is not implemented yet!\n");
  95
  96         return -ENOTSUPP;
  97 diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
  98 index 812775a..e55ddf7 100644
  99 --- a/drivers/ssb/main.c
 100 +++ b/drivers/ssb/main.c
 101 @@ -553,6 +553,14 @@ static int ssb_devices_register(struct ssb_bus *bus)
 102         }
 103  #endif
 104
 105 +#ifdef CONFIG_SSB_SFLASH
 106 +       if (bus->mipscore.sflash.present) {
 107 +               err = platform_device_register(&ssb_sflash_dev);
 108 +               if (err)
 109 +                       pr_err("Error registering serial flash\n");
 110 +       }
 111 +#endif
 112 +
 113         return 0;
 114  error:
 115         /* Unwind the already registered devices. */
 116 diff --git a/drivers/ssb/pcihost_wrapper.c b/drivers/ssb/pcihost_wrapper.c
 117 index 32ed1fa..69161bb 100644
 118 --- a/drivers/ssb/pcihost_wrapper.c
 119 +++ b/drivers/ssb/pcihost_wrapper.c
 120 @@ -38,7 +38,7 @@ static int ssb_pcihost_resume(struct pci_dev *dev)
 121         struct ssb_bus *ssb = pci_get_drvdata(dev);
 122         int err;
 123
 124 -       pci_set_power_state(dev, 0);
 125 +       pci_set_power_state(dev, PCI_D0);
 126         err = pci_enable_device(dev);
 127         if (err)
 128                 return err;
 129 diff --git a/drivers/ssb/sprom.c b/drivers/ssb/sprom.c
 130 index a3b2364..e753fbe 100644
 131 --- a/drivers/ssb/sprom.c
 132 +++ b/drivers/ssb/sprom.c
 133 @@ -54,7 +54,7 @@ static int hex2sprom(u16 *sprom, const char *dump, size_t len,
 134         while (cnt < sprom_size_words) {
 135                 memcpy(tmp, dump, 4);
 136                 dump += 4;
 137 -               err = strict_strtoul(tmp, 16, &parsed);
 138 +               err = kstrtoul(tmp, 16, &parsed);
 139                 if (err)
 140                         return err;
 141                 sprom[cnt++] = swab16((u16)parsed);
 142 diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h
 143 index 4671f17..eb507a5 100644
 144 --- a/drivers/ssb/ssb_private.h
 145 +++ b/drivers/ssb/ssb_private.h
 146 @@ -243,6 +243,10 @@ static inline int ssb_sflash_init(struct ssb_chipcommon *cc)
 147  extern struct platform_device ssb_pflash_dev;
 148  #endif
 149
 150 +#ifdef CONFIG_SSB_SFLASH
 151 +extern struct platform_device ssb_sflash_dev;
 152 +#endif
 153 +
 154  #ifdef CONFIG_SSB_DRIVER_EXTIF
 155  extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks);
 156  extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
 157 diff --git a/include/linux/ssb/ssb_driver_mips.h b/include/linux/ssb/ssb_driver_mips.h
 158 index afe79d4..6535e47 100644
 159 --- a/include/linux/ssb/ssb_driver_mips.h
 160 +++ b/include/linux/ssb/ssb_driver_mips.h
 161 @@ -20,6 +20,18 @@ struct ssb_pflash {
 162         u32 window_size;
 163  };
 164
 165 +#ifdef CONFIG_SSB_SFLASH
 166 +struct ssb_sflash {
 167 +       bool present;
 168 +       u32 window;
 169 +       u32 blocksize;
 170 +       u16 numblocks;
 171 +       u32 size;
 172 +
 173 +       void *priv;
 174 +};
 175 +#endif
 176 +
 177  struct ssb_mipscore {
 178         struct ssb_device *dev;
 179
 180 @@ -27,6 +39,9 @@ struct ssb_mipscore {
 181         struct ssb_serial_port serial_ports[4];
 182
 183         struct ssb_pflash pflash;
 184 +#ifdef CONFIG_SSB_SFLASH
 185 +       struct ssb_sflash sflash;
 186 +#endif
 187  };
 188
 189  extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
 190 diff --git a/include/linux/ssb/ssb_regs.h b/include/linux/ssb/ssb_regs.h
 191 index 3a72569..f9f931c 100644
 192 --- a/include/linux/ssb/ssb_regs.h
 193 +++ b/include/linux/ssb/ssb_regs.h
 194 @@ -172,6 +172,7 @@
 195  #define SSB_SPROMSIZE_WORDS_R4         220
 196  #define SSB_SPROMSIZE_BYTES_R123       (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16))
 197  #define SSB_SPROMSIZE_BYTES_R4         (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16))
 198 +#define SSB_SPROMSIZE_WORDS_R10                230
 199  #define SSB_SPROM_BASE1                        0x1000
 200  #define SSB_SPROM_BASE31               0x0800
 201  #define SSB_SPROM_REVISION             0x007E