From b367eef21dccbc5115778001955847ac3af47db8 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Fri, 20 Jan 2017 16:08:03 +0100 Subject: [PATCH] mac80211: rt2x00: add support for external LNA on MT7620 Reported-by: Tom Psyborg Signed-off-by: Daniel Golle --- .../patches/910-01-add-support-for-mt7620.patch | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/package/kernel/mac80211/patches/910-01-add-support-for-mt7620.patch b/package/kernel/mac80211/patches/910-01-add-support-for-mt7620.patch index 5ba558055e..be9677642b 100644 --- a/package/kernel/mac80211/patches/910-01-add-support-for-mt7620.patch +++ b/package/kernel/mac80211/patches/910-01-add-support-for-mt7620.patch @@ -210,7 +210,7 @@ case RT5592: *txwi_size = TXWI_DESC_SIZE_5WORDS; *rxwi_size = RXWI_DESC_SIZE_6WORDS; -@@ -3303,6 +3376,312 @@ static void rt2800_config_channel_rf55xx +@@ -3303,6 +3376,318 @@ static void rt2800_config_channel_rf55xx rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x19 : 0x7F); } @@ -470,13 +470,19 @@ + bbp = 0x40; + rt2800_bbp_write(rt2x00dev, 30, bbp); + rt2800_rfcsr_write(rt2x00dev, 39, 0); -+ rt2800_rfcsr_write(rt2x00dev, 42, 0x7b); ++ if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) ++ rt2800_rfcsr_write(rt2x00dev, 42, 0xfb); ++ else ++ rt2800_rfcsr_write(rt2x00dev, 42, 0x7b); + } else { + rt2800_bbp_read(rt2x00dev, 30, &bbp); + bbp = 0x1f; + rt2800_bbp_write(rt2x00dev, 30, bbp); + rt2800_rfcsr_write(rt2x00dev, 39, 0x80); -+ rt2800_rfcsr_write(rt2x00dev, 42, 0x5b); ++ if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) ++ rt2800_rfcsr_write(rt2x00dev, 42, 0xdb); ++ else ++ rt2800_rfcsr_write(rt2x00dev, 42, 0x5b); + } + + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, mac_sys_ctrl); -- 2.30.2