wl12xx: FM WLAN coexistence
Add support to FM WLAN coexistence (STA only). Some WiFi harmonics
may interfere with FM operation, to avoid this problem special
coexistence techniques are activated around some FM frequencies.
Signed-off-by: Shahar Levi <shahar_levi@ti.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 53a8e23..8a7a8c5 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -320,6 +320,18 @@
.min_req_rx_blocks = 22,
.tx_min = 27,
},
+ .fm_coex = {
+ .enable = true,
+ .swallow_period = 5,
+ .n_divider_fref_set_1 = 0xff, /* default */
+ .n_divider_fref_set_2 = 12,
+ .m_divider_fref_set_1 = 148,
+ .m_divider_fref_set_2 = 0xffff, /* default */
+ .coex_pll_stabilization_time = 0xffffffff, /* default */
+ .ldo_stabilization_time = 0xffff, /* default */
+ .fm_disturbed_band_margin = 0xff, /* default */
+ .swallow_clk_diff = 0xff, /* default */
+ },
.hci_io_ds = HCI_IO_DS_6MA,
};
@@ -508,6 +520,11 @@
if (ret < 0)
goto out_free_memmap;
+ /* FM WLAN coexistence */
+ ret = wl1271_acx_fm_coex(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
/* Energy detection */
ret = wl1271_init_energy_detection(wl);
if (ret < 0)