target/linux/brcm47xx/patches-3.10/050-mtd_bcm47xxsflash_implement_ChipCommon_RW_ops.patch

   1 commit c8a1de474f49bd928f84e7a99b6f3d23a65b5637
   2 Author: Rafał Miłecki <zajec5@gmail.com>
   3 Date:   Sun Mar 24 21:53:24 2013 +0100
   4
   5     mtd: bcm47xxsflash: implement ChipCommon R/W ops
   6
   7     They are needed for erasing/writing. Use a magic pointers and small
   8     functions to preapre code for adding other buses support in the future
   9     (like SSB).
  10
  11     Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
  12     Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
  13
  14 --- a/drivers/mtd/devices/bcm47xxsflash.c
  15 +++ b/drivers/mtd/devices/bcm47xxsflash.c
  16 @@ -48,6 +48,17 @@ static void bcm47xxsflash_fill_mtd(struc
  17   * BCMA
  18   **************************************************/
  19
  20 +static int bcm47xxsflash_bcma_cc_read(struct bcm47xxsflash *b47s, u16 offset)
  21 +{
  22 +       return bcma_cc_read32(b47s->bcma_cc, offset);
  23 +}
  24 +
  25 +static void bcm47xxsflash_bcma_cc_write(struct bcm47xxsflash *b47s, u16 offset,
  26 +                                       u32 value)
  27 +{
  28 +       bcma_cc_write32(b47s->bcma_cc, offset, value);
  29 +}
  30 +
  31  static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
  32  {
  33         struct bcma_sflash *sflash = dev_get_platdata(&pdev->dev);
  34 @@ -62,6 +73,8 @@ static int bcm47xxsflash_bcma_probe(stru
  35         sflash->priv = b47s;
  36
  37         b47s->bcma_cc = container_of(sflash, struct bcma_drv_cc, sflash);
  38 +       b47s->cc_read = bcm47xxsflash_bcma_cc_read;
  39 +       b47s->cc_write = bcm47xxsflash_bcma_cc_write;
  40
  41         switch (b47s->bcma_cc->capabilities & BCMA_CC_CAP_FLASHT) {
  42         case BCMA_CC_FLASHT_STSER:
  43 --- a/drivers/mtd/devices/bcm47xxsflash.h
  44 +++ b/drivers/mtd/devices/bcm47xxsflash.h
  45 @@ -60,6 +60,8 @@ enum bcm47xxsflash_type {
  46
  47  struct bcm47xxsflash {
  48         struct bcma_drv_cc *bcma_cc;
  49 +       int (*cc_read)(struct bcm47xxsflash *b47s, u16 offset);
  50 +       void (*cc_write)(struct bcm47xxsflash *b47s, u16 offset, u32 value);
  51
  52         enum bcm47xxsflash_type type;
  53