diff options
| author |   Hariprasad Shenai <hariprasad@chelsio.com> | 2014-09-10 17:44:28 +0530 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-09-10 14:01:54 -0700 |
| commit | fe2ee139aa295936e2bf6b7c620624d871c65058 (patch) | |
| tree | 596676d06596993f6c85c4f1f3fbe7ae5560fe67 /drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | |
| parent | cxgb4: Allow T4/T5 firmware sizes up to 1MB (diff) | |
| download | linux-dev-fe2ee139aa295936e2bf6b7c620624d871c65058.tar.xz linux-dev-fe2ee139aa295936e2bf6b7c620624d871c65058.zip | |
cxgb4: Add support to S25FL032P flash
Add support for Spansion S25FL032P flash
Based on original work by Dimitris Michailidis
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 41d04462b72e..7d4cc28ca365 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3850,8 +3850,20 @@ int t4_wait_dev_ready(struct adapter *adap) return t4_read_reg(adap, PL_WHOAMI) != 0xffffffff ? 0 : -EIO; } +struct flash_desc { + u32 vendor_and_model_id; + u32 size_mb; +}; + static int get_flash_params(struct adapter *adap) { + /* Table for non-Numonix supported flash parts. Numonix parts are left + * to the preexisting code. All flash parts have 64KB sectors. + */ + static struct flash_desc supported_flash[] = { + { 0x150201, 4 << 20 }, /* Spansion 4MB S25FL032P */ + }; + int ret; u32 info; @@ -3862,6 +3874,14 @@ static int get_flash_params(struct adapter *adap) if (ret) return ret; + for (ret = 0; ret < ARRAY_SIZE(supported_flash); ++ret) + if (supported_flash[ret].vendor_and_model_id == info) { + adap->params.sf_size = supported_flash[ret].size_mb; + adap->params.sf_nsec = + adap->params.sf_size / SF_SEC_SIZE; + return 0; + } + if ((info & 0xff) != 0x20) /* not a Numonix flash */ return -EINVAL; info >>= 16; /* log2 of size */ |