diff options
Diffstat (limited to 'drivers/net/wireless/ti/wl12xx/main.c')
| -rw-r--r-- | drivers/net/wireless/ti/wl12xx/main.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index d235da244a2..cef2884b37c 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -571,6 +571,51 @@ out: return ret; } +static bool wl12xx_mac_in_fuse(struct wl1271 *wl) +{ + bool supported = false; + u8 major, minor; + + if (wl->chip.id == CHIP_ID_1283_PG20) { + major = WL128X_PG_GET_MAJOR(wl->hw_pg_ver); + minor = WL128X_PG_GET_MINOR(wl->hw_pg_ver); + + /* in wl128x we have the MAC address if the PG is >= (2, 1) */ + if (major > 2 || (major == 2 && minor >= 1)) + supported = true; + } else { + major = WL127X_PG_GET_MAJOR(wl->hw_pg_ver); + minor = WL127X_PG_GET_MINOR(wl->hw_pg_ver); + + /* in wl127x we have the MAC address if the PG is >= (3, 1) */ + if (major == 3 && minor >= 1) + supported = true; + } + + wl1271_debug(DEBUG_PROBE, + "PG Ver major = %d minor = %d, MAC %s present", + major, minor, supported ? "is" : "is not"); + + return supported; +} + +static void wl12xx_get_fuse_mac(struct wl1271 *wl) +{ + u32 mac1, mac2; + + wlcore_set_partition(wl, &wl->ptable[PART_DRPW]); + + mac1 = wl1271_read32(wl, WL12XX_REG_FUSE_BD_ADDR_1); + mac2 = wl1271_read32(wl, WL12XX_REG_FUSE_BD_ADDR_2); + + /* these are the two parts of the BD_ADDR */ + wl->fuse_oui_addr = ((mac2 & 0xffff) << 8) + + ((mac1 & 0xff000000) >> 24); + wl->fuse_nic_addr = mac1 & 0xffffff; + + wlcore_set_partition(wl, &wl->ptable[PART_DOWN]); +} + static s8 wl12xx_get_pg_ver(struct wl1271 *wl) { u32 die_info; @@ -583,10 +628,17 @@ static s8 wl12xx_get_pg_ver(struct wl1271 *wl) return (s8) (die_info & PG_VER_MASK) >> PG_VER_OFFSET; } +static void wl12xx_get_mac(struct wl1271 *wl) +{ + if (wl12xx_mac_in_fuse(wl)) + wl12xx_get_fuse_mac(wl); +} + static struct wlcore_ops wl12xx_ops = { .identify_chip = wl12xx_identify_chip, .boot = wl12xx_boot, .get_pg_ver = wl12xx_get_pg_ver, + .get_mac = wl12xx_get_mac, }; static int __devinit wl12xx_probe(struct platform_device *pdev) |