wl18xx: support PG2 version of the chip

PG2 has a unique chip id. It supports similar HW quirks.

Signed-off-by: Ido Reis <idor@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

2 files changed, 12 insertions, 1 deletions

diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c
index e030b1297a2b..57b4a1089d0d 100644
--- a/drivers/net/wireless/ti/wl18xx/main.c
+++ b/drivers/net/wireless/ti/wl18xx/main.c
@@ -588,6 +588,17 @@ static int wl18xx_identify_chip(struct wl1271 *wl)
         int ret = 0;
 
         switch (wl->chip.id) {
+        case CHIP_ID_185x_PG20:
+                wl1271_debug(DEBUG_BOOT, "chip id 0x%x (185x PG20)",
+                                 wl->chip.id);
+                wl->sr_fw_name = WL18XX_FW_NAME;
+                /* wl18xx uses the same firmware for PLT */
+                wl->plt_fw_name = WL18XX_FW_NAME;
+                wl->quirks |= WLCORE_QUIRK_NO_ELP |
+                              WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED |
+                              WLCORE_QUIRK_RX_BLOCKSIZE_ALIGN;
+
+                break;
         case CHIP_ID_185x_PG10:
                 wl1271_debug(DEBUG_BOOT, "chip id 0x%x (185x PG10)",
                              wl->chip.id);
@@ -602,7 +613,6 @@ static int wl18xx_identify_chip(struct wl1271 *wl)
                 /* PG 1.0 has some problems with MCS_13, so disable it */
                 wl->ht_cap[IEEE80211_BAND_2GHZ].mcs.rx_mask[1] &= ~BIT(5);
 
-                /* TODO: need to blocksize alignment for RX/TX separately? */
                 break;
         default:
                 wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
diff --git a/drivers/net/wireless/ti/wl18xx/reg.h b/drivers/net/wireless/ti/wl18xx/reg.h
index 43863d35feb2..e81f60913e88 100644
--- a/drivers/net/wireless/ti/wl18xx/reg.h
+++ b/drivers/net/wireless/ti/wl18xx/reg.h
@@ -140,6 +140,7 @@
 #define WL18XX_FW_STATUS_ADDR           0x50F8
 
 #define CHIP_ID_185x_PG10              (0x06030101)
+#define CHIP_ID_185x_PG20              (0x06030111)
 
 /*
  * Host Command Interrupt. Setting this bit masks