aboutsummaryrefslogtreecommitdiffstats
path: root/package/kernel/mac80211/patches/ath9k
diff options
context:
space:
mode:
Diffstat (limited to 'package/kernel/mac80211/patches/ath9k')
-rw-r--r--package/kernel/mac80211/patches/ath9k/350-ath9k_hw-reset-AHB-WMAC-interface-on-AR91xx.patch25
-rw-r--r--package/kernel/mac80211/patches/ath9k/351-ath9k_hw-issue-external-reset-for-QCA955x.patch129
-rw-r--r--package/kernel/mac80211/patches/ath9k/354-ath9k-force-rx_clear-when-disabling-rx.patch35
-rw-r--r--package/kernel/mac80211/patches/ath9k/356-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch36
-rw-r--r--package/kernel/mac80211/patches/ath9k/365-ath9k-adjust-tx-power-reduction-for-US-regulatory-do.patch24
-rw-r--r--package/kernel/mac80211/patches/ath9k/401-ath9k_blink_default.patch11
-rw-r--r--package/kernel/mac80211/patches/ath9k/410-ath9k_allow_adhoc_and_ap.patch10
-rw-r--r--package/kernel/mac80211/patches/ath9k/450-ath9k-enabled-MFP-capability-unconditionally.patch34
-rw-r--r--package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch65
-rw-r--r--package/kernel/mac80211/patches/ath9k/501-ath9k_ahb_init.patch34
-rw-r--r--package/kernel/mac80211/patches/ath9k/510-ath9k_intr_mitigation_tweak.patch18
-rw-r--r--package/kernel/mac80211/patches/ath9k/511-ath9k_reduce_rxbuf.patch11
-rw-r--r--package/kernel/mac80211/patches/ath9k/512-ath9k_channelbw_debugfs.patch125
-rw-r--r--package/kernel/mac80211/patches/ath9k/513-ath9k_add_pci_ids.patch30
-rw-r--r--package/kernel/mac80211/patches/ath9k/530-ath9k_extra_leds.patch267
-rw-r--r--package/kernel/mac80211/patches/ath9k/531-ath9k_extra_platform_leds.patch76
-rw-r--r--package/kernel/mac80211/patches/ath9k/540-ath9k_reduce_ani_interval.patch11
-rw-r--r--package/kernel/mac80211/patches/ath9k/542-ath9k_debugfs_diag.patch139
-rw-r--r--package/kernel/mac80211/patches/ath9k/543-ath9k_entropy_from_adc.patch186
-rw-r--r--package/kernel/mac80211/patches/ath9k/544-ath9k-ar933x-usb-hang-workaround.patch79
-rw-r--r--package/kernel/mac80211/patches/ath9k/545-ath9k_ani_ws_detect.patch155
-rw-r--r--package/kernel/mac80211/patches/ath9k/547-ath9k_led_defstate_fix.patch29
-rw-r--r--package/kernel/mac80211/patches/ath9k/548-ath9k_enable_gpio_chip.patch251
-rw-r--r--package/kernel/mac80211/patches/ath9k/549-ath9k_enable_gpio_buttons.patch143
-rw-r--r--package/kernel/mac80211/patches/ath9k/550-ath9k-disable-bands-via-dt.patch15
-rw-r--r--package/kernel/mac80211/patches/ath9k/551-ath9k_ubnt_uap_plus_hsr.patch403
-rw-r--r--package/kernel/mac80211/patches/ath9k/552-ath9k-ahb_of.patch337
-rw-r--r--package/kernel/mac80211/patches/ath9k/553-ath9k_of_gpio_mask.patch25
28 files changed, 2703 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/ath9k/350-ath9k_hw-reset-AHB-WMAC-interface-on-AR91xx.patch b/package/kernel/mac80211/patches/ath9k/350-ath9k_hw-reset-AHB-WMAC-interface-on-AR91xx.patch
new file mode 100644
index 0000000000..d648a3a3e5
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/350-ath9k_hw-reset-AHB-WMAC-interface-on-AR91xx.patch
@@ -0,0 +1,25 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Sat, 9 Jul 2016 15:25:24 +0200
+Subject: [PATCH] ath9k_hw: reset AHB-WMAC interface on AR91xx
+
+Should fix a few stability issues
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1435,8 +1435,12 @@ static bool ath9k_hw_set_reset(struct at
+ if (!AR_SREV_9100(ah))
+ REG_WRITE(ah, AR_RC, 0);
+
+- if (AR_SREV_9100(ah))
++ if (AR_SREV_9100(ah)) {
++ /* Reset the AHB-WMAC interface */
++ if (ah->external_reset)
++ ah->external_reset();
+ udelay(50);
++ }
+
+ return true;
+ }
diff --git a/package/kernel/mac80211/patches/ath9k/351-ath9k_hw-issue-external-reset-for-QCA955x.patch b/package/kernel/mac80211/patches/ath9k/351-ath9k_hw-issue-external-reset-for-QCA955x.patch
new file mode 100644
index 0000000000..5f265b84c2
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/351-ath9k_hw-issue-external-reset-for-QCA955x.patch
@@ -0,0 +1,129 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Sat, 9 Jul 2016 15:26:44 +0200
+Subject: [PATCH] ath9k_hw: issue external reset for QCA955x
+
+The RTC interface on the SoC needs to be reset along with the rest of
+the WMAC.
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1312,39 +1312,56 @@ void ath9k_hw_get_delta_slope_vals(struc
+ *coef_exponent = coef_exp - 16;
+ }
+
+-/* AR9330 WAR:
+- * call external reset function to reset WMAC if:
+- * - doing a cold reset
+- * - we have pending frames in the TX queues.
+- */
+-static bool ath9k_hw_ar9330_reset_war(struct ath_hw *ah, int type)
++static bool ath9k_hw_need_external_reset(struct ath_hw *ah, int type)
+ {
+- int i, npend = 0;
++ int i;
+
+- for (i = 0; i < AR_NUM_QCU; i++) {
+- npend = ath9k_hw_numtxpending(ah, i);
+- if (npend)
+- break;
+- }
+-
+- if (ah->external_reset &&
+- (npend || type == ATH9K_RESET_COLD)) {
+- int reset_err = 0;
+-
+- ath_dbg(ath9k_hw_common(ah), RESET,
+- "reset MAC via external reset\n");
+-
+- reset_err = ah->external_reset();
+- if (reset_err) {
+- ath_err(ath9k_hw_common(ah),
+- "External reset failed, err=%d\n",
+- reset_err);
+- return false;
++ if (type == ATH9K_RESET_COLD)
++ return true;
++
++ if (AR_SREV_9550(ah))
++ return true;
++
++ /* AR9330 WAR:
++ * call external reset function to reset WMAC if:
++ * - doing a cold reset
++ * - we have pending frames in the TX queues.
++ */
++ if (AR_SREV_9330(ah)) {
++ for (i = 0; i < AR_NUM_QCU; i++) {
++ if (ath9k_hw_numtxpending(ah, i))
++ return true;
+ }
++ }
++
++ return false;
++}
++
++static bool ath9k_hw_external_reset(struct ath_hw *ah, int type)
++{
++ int err;
++
++ if (!ah->external_reset || !ath9k_hw_need_external_reset(ah, type))
++ return true;
++
++ ath_dbg(ath9k_hw_common(ah), RESET,
++ "reset MAC via external reset\n");
+
+- REG_WRITE(ah, AR_RTC_RESET, 1);
++ err = ah->external_reset();
++ if (err) {
++ ath_err(ath9k_hw_common(ah),
++ "External reset failed, err=%d\n", err);
++ return false;
+ }
+
++ if (AR_SREV_9550(ah)) {
++ REG_WRITE(ah, AR_RTC_RESET, 0);
++ udelay(10);
++ }
++
++ REG_WRITE(ah, AR_RTC_RESET, 1);
++ udelay(10);
++
+ return true;
+ }
+
+@@ -1397,24 +1414,24 @@ static bool ath9k_hw_set_reset(struct at
+ rst_flags |= AR_RTC_RC_MAC_COLD;
+ }
+
+- if (AR_SREV_9330(ah)) {
+- if (!ath9k_hw_ar9330_reset_war(ah, type))
+- return false;
+- }
+-
+ if (ath9k_hw_mci_is_enabled(ah))
+ ar9003_mci_check_gpm_offset(ah);
+
+ /* DMA HALT added to resolve ar9300 and ar9580 bus error during
+- * RTC_RC reg read
++ * RTC_RC reg read. Also needed for AR9550 external reset
+ */
+- if (AR_SREV_9300(ah) || AR_SREV_9580(ah)) {
++ if (AR_SREV_9300(ah) || AR_SREV_9580(ah) || AR_SREV_9550(ah)) {
+ REG_SET_BIT(ah, AR_CFG, AR_CFG_HALT_REQ);
+ ath9k_hw_wait(ah, AR_CFG, AR_CFG_HALT_ACK, AR_CFG_HALT_ACK,
+ 20 * AH_WAIT_TIMEOUT);
+- REG_CLR_BIT(ah, AR_CFG, AR_CFG_HALT_REQ);
+ }
+
++ if (!AR_SREV_9100(ah))
++ ath9k_hw_external_reset(ah, type);
++
++ if (AR_SREV_9300(ah) || AR_SREV_9580(ah))
++ REG_CLR_BIT(ah, AR_CFG, AR_CFG_HALT_REQ);
++
+ REG_WRITE(ah, AR_RTC_RC, rst_flags);
+
+ REGWRITE_BUFFER_FLUSH(ah);
diff --git a/package/kernel/mac80211/patches/ath9k/354-ath9k-force-rx_clear-when-disabling-rx.patch b/package/kernel/mac80211/patches/ath9k/354-ath9k-force-rx_clear-when-disabling-rx.patch
new file mode 100644
index 0000000000..8aaccf49b4
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/354-ath9k-force-rx_clear-when-disabling-rx.patch
@@ -0,0 +1,35 @@
+From: Felix Fietkau <nbd@openwrt.org>
+Date: Sun, 7 Jun 2015 13:53:35 +0200
+Subject: [PATCH] ath9k: force rx_clear when disabling rx
+
+This makes stopping Rx more reliable and should reduce the frequency of
+Rx related DMA stop warnings. Don't use rx_clear in TX99 mode.
+
+Cc: stable@vger.kernel.org
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/mac.c
++++ b/drivers/net/wireless/ath/ath9k/mac.c
+@@ -678,13 +678,18 @@ void ath9k_hw_startpcureceive(struct ath
+
+ ath9k_ani_reset(ah, is_scanning);
+
+- REG_CLR_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT));
++ REG_CLR_BIT(ah, AR_DIAG_SW,
++ AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT | AR_DIAG_FORCE_RX_CLEAR);
+ }
+ EXPORT_SYMBOL(ath9k_hw_startpcureceive);
+
+ void ath9k_hw_abortpcurecv(struct ath_hw *ah)
+ {
+- REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_ABORT | AR_DIAG_RX_DIS);
++ u32 reg = AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT;
++
++ if (!IS_ENABLED(CPTCFG_ATH9K_TX99))
++ reg |= AR_DIAG_FORCE_RX_CLEAR;
++ REG_SET_BIT(ah, AR_DIAG_SW, reg);
+
+ ath9k_hw_disable_mib_counters(ah);
+ }
diff --git a/package/kernel/mac80211/patches/ath9k/356-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch b/package/kernel/mac80211/patches/ath9k/356-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch
new file mode 100644
index 0000000000..385eea0116
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/356-Revert-ath9k-interpret-requested-txpower-in-EIRP-dom.patch
@@ -0,0 +1,36 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Sat, 14 May 2016 14:51:02 +0200
+Subject: [PATCH] Revert "ath9k: interpret requested txpower in EIRP
+ domain"
+
+This reverts commit 71f5137bf010c6faffab50c0ec15374c59c4a411.
+---
+
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -2977,7 +2977,8 @@ void ath9k_hw_apply_txpower(struct ath_h
+ {
+ struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
+ struct ieee80211_channel *channel;
+- int chan_pwr, new_pwr;
++ int chan_pwr, new_pwr, max_gain;
++ int ant_gain, ant_reduction = 0;
+ u16 ctl = NO_CTL;
+
+ if (!chan)
+@@ -2989,9 +2990,14 @@ void ath9k_hw_apply_txpower(struct ath_h
+ channel = chan->chan;
+ chan_pwr = min_t(int, channel->max_power * 2, MAX_COMBINED_POWER);
+ new_pwr = min_t(int, chan_pwr, reg->power_limit);
++ max_gain = chan_pwr - new_pwr + channel->max_antenna_gain * 2;
++
++ ant_gain = get_antenna_gain(ah, chan);
++ if (ant_gain > max_gain)
++ ant_reduction = ant_gain - max_gain;
+
+ ah->eep_ops->set_txpower(ah, chan, ctl,
+- get_antenna_gain(ah, chan), new_pwr, test);
++ ant_reduction, new_pwr, test);
+ }
+
+ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test)
diff --git a/package/kernel/mac80211/patches/ath9k/365-ath9k-adjust-tx-power-reduction-for-US-regulatory-do.patch b/package/kernel/mac80211/patches/ath9k/365-ath9k-adjust-tx-power-reduction-for-US-regulatory-do.patch
new file mode 100644
index 0000000000..0c3edc1260
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/365-ath9k-adjust-tx-power-reduction-for-US-regulatory-do.patch
@@ -0,0 +1,24 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Wed, 19 Jul 2017 08:49:31 +0200
+Subject: [PATCH] ath9k: adjust tx power reduction for US regulatory
+ domain
+
+FCC regulatory rules allow for up to 6 dBi antenna gain. Account for
+this in the EEPROM based tx power reduction code.
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -2996,6 +2996,10 @@ void ath9k_hw_apply_txpower(struct ath_h
+ if (ant_gain > max_gain)
+ ant_reduction = ant_gain - max_gain;
+
++ /* FCC allows maximum antenna gain of 6 dBi */
++ if (reg->region == NL80211_DFS_FCC)
++ ant_reduction = max_t(int, ant_reduction - 12, 0);
++
+ ah->eep_ops->set_txpower(ah, chan, ctl,
+ ant_reduction, new_pwr, test);
+ }
diff --git a/package/kernel/mac80211/patches/ath9k/401-ath9k_blink_default.patch b/package/kernel/mac80211/patches/ath9k/401-ath9k_blink_default.patch
new file mode 100644
index 0000000000..3eb57bb1cf
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/401-ath9k_blink_default.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -48,7 +48,7 @@ int ath9k_modparam_nohwcrypt;
+ module_param_named(nohwcrypt, ath9k_modparam_nohwcrypt, int, 0444);
+ MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption");
+
+-int ath9k_led_blink;
++int ath9k_led_blink = 1;
+ module_param_named(blink, ath9k_led_blink, int, 0444);
+ MODULE_PARM_DESC(blink, "Enable LED blink on activity");
+
diff --git a/package/kernel/mac80211/patches/ath9k/410-ath9k_allow_adhoc_and_ap.patch b/package/kernel/mac80211/patches/ath9k/410-ath9k_allow_adhoc_and_ap.patch
new file mode 100644
index 0000000000..17dd8f6597
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/410-ath9k_allow_adhoc_and_ap.patch
@@ -0,0 +1,10 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -830,6 +830,7 @@ static const struct ieee80211_iface_limi
+ BIT(NL80211_IFTYPE_AP) },
+ { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
+ BIT(NL80211_IFTYPE_P2P_GO) },
++ { .max = 1, .types = BIT(NL80211_IFTYPE_ADHOC) },
+ };
+
+ #ifdef CPTCFG_WIRELESS_WDS
diff --git a/package/kernel/mac80211/patches/ath9k/450-ath9k-enabled-MFP-capability-unconditionally.patch b/package/kernel/mac80211/patches/ath9k/450-ath9k-enabled-MFP-capability-unconditionally.patch
new file mode 100644
index 0000000000..ea94b52385
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/450-ath9k-enabled-MFP-capability-unconditionally.patch
@@ -0,0 +1,34 @@
+From d946085ff5a331de64e91a2e3c96b9ca79d740f5 Mon Sep 17 00:00:00 2001
+From: David Bauer <mail@david-bauer.net>
+Date: Mon, 15 Jun 2020 00:10:34 +0200
+Subject: [PATCH] ath9k: enabled MFP capability unconditionally
+
+ath9k will already fallback on software-crypto for chipsets not
+supporting IEEE802.11w (MFP). So advertising MFP is not dependent
+on disabling HW crypto for all traffic entirely.
+
+Signed-off-by: David Bauer <mail@david-bauer.net>
+---
+ drivers/net/wireless/ath/ath9k/init.c | 4 +---
+ 1 file changed, 1 insertion(+), 3 deletions(-)
+
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -927,6 +927,7 @@ static void ath9k_set_hw_capab(struct at
+ ieee80211_hw_set(hw, HOST_BROADCAST_PS_BUFFERING);
+ ieee80211_hw_set(hw, SUPPORT_FAST_XMIT);
+ ieee80211_hw_set(hw, SUPPORTS_CLONED_SKBS);
++ ieee80211_hw_set(hw, MFP_CAPABLE);
+
+ if (ath9k_ps_enable)
+ ieee80211_hw_set(hw, SUPPORTS_PS);
+@@ -939,9 +940,6 @@ static void ath9k_set_hw_capab(struct at
+ IEEE80211_RADIOTAP_MCS_HAVE_STBC;
+ }
+
+- if (AR_SREV_9160_10_OR_LATER(sc->sc_ah) || ath9k_modparam_nohwcrypt)
+- ieee80211_hw_set(hw, MFP_CAPABLE);
+-
+ hw->wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR |
+ NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE |
+ NL80211_FEATURE_P2P_GO_CTWIN;
diff --git a/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch b/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch
new file mode 100644
index 0000000000..48ccc81308
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch
@@ -0,0 +1,65 @@
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -1364,6 +1364,53 @@ void ath9k_deinit_debug(struct ath_softc
+ ath9k_cmn_spectral_deinit_debug(&sc->spec_priv);
+ }
+
++static ssize_t read_file_eeprom(struct file *file, char __user *user_buf,
++ size_t count, loff_t *ppos)
++{
++ struct ath_softc *sc = file->private_data;
++ struct ath_hw *ah = sc->sc_ah;
++ struct ath_common *common = ath9k_hw_common(ah);
++ int bytes = 0;
++ int pos = *ppos;
++ int size = 4096;
++ u16 val;
++ int i;
++
++ if (AR_SREV_9300_20_OR_LATER(ah))
++ size = 16384;
++
++ if (*ppos < 0)
++ return -EINVAL;
++
++ if (count > size - *ppos)
++ count = size - *ppos;
++
++ for (i = *ppos / 2; count > 0; count -= bytes, *ppos += bytes, i++) {
++ void *from = &val;
++
++ if (!common->bus_ops->eeprom_read(common, i, &val))
++ val = 0xffff;
++
++ if (*ppos % 2) {
++ from++;
++ bytes = 1;
++ } else if (count == 1) {
++ bytes = 1;
++ } else {
++ bytes = 2;
++ }
++ copy_to_user(user_buf, from, bytes);
++ user_buf += bytes;
++ }
++ return *ppos - pos;
++}
++
++static const struct file_operations fops_eeprom = {
++ .read = read_file_eeprom,
++ .open = simple_open,
++ .owner = THIS_MODULE
++};
++
+ int ath9k_init_debug(struct ath_hw *ah)
+ {
+ struct ath_common *common = ath9k_hw_common(ah);
+@@ -1383,6 +1430,8 @@ int ath9k_init_debug(struct ath_hw *ah)
+ ath9k_tx99_init_debug(sc);
+ ath9k_cmn_spectral_init_debug(&sc->spec_priv, sc->debug.debugfs_phy);
+
++ debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
++ &fops_eeprom);
+ debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy,
+ read_file_dma);
+ debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy,
diff --git a/package/kernel/mac80211/patches/ath9k/501-ath9k_ahb_init.patch b/package/kernel/mac80211/patches/ath9k/501-ath9k_ahb_init.patch
new file mode 100644
index 0000000000..b9c784eb25
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/501-ath9k_ahb_init.patch
@@ -0,0 +1,34 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -1143,25 +1143,25 @@ static int __init ath9k_init(void)
+ {
+ int error;
+
+- error = ath_pci_init();
++ error = ath_ahb_init();
+ if (error < 0) {
+- pr_err("No PCI devices found, driver not installed\n");
+ error = -ENODEV;
+ goto err_out;
+ }
+
+- error = ath_ahb_init();
++ error = ath_pci_init();
+ if (error < 0) {
++ pr_err("No PCI devices found, driver not installed\n");
+ error = -ENODEV;
+- goto err_pci_exit;
++ goto err_ahb_exit;
+ }
+
+ dmi_check_system(ath9k_quirks);
+
+ return 0;
+
+- err_pci_exit:
+- ath_pci_exit();
++ err_ahb_exit:
++ ath_ahb_exit();
+ err_out:
+ return error;
+ }
diff --git a/package/kernel/mac80211/patches/ath9k/510-ath9k_intr_mitigation_tweak.patch b/package/kernel/mac80211/patches/ath9k/510-ath9k_intr_mitigation_tweak.patch
new file mode 100644
index 0000000000..75b48b480e
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/510-ath9k_intr_mitigation_tweak.patch
@@ -0,0 +1,18 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -403,13 +403,8 @@ static void ath9k_hw_init_config(struct
+
+ ah->config.rx_intr_mitigation = true;
+
+- if (AR_SREV_9300_20_OR_LATER(ah)) {
+- ah->config.rimt_last = 500;
+- ah->config.rimt_first = 2000;
+- } else {
+- ah->config.rimt_last = 250;
+- ah->config.rimt_first = 700;
+- }
++ ah->config.rimt_last = 250;
++ ah->config.rimt_first = 500;
+
+ if (AR_SREV_9462(ah) || AR_SREV_9565(ah))
+ ah->config.pll_pwrsave = 7;
diff --git a/package/kernel/mac80211/patches/ath9k/511-ath9k_reduce_rxbuf.patch b/package/kernel/mac80211/patches/ath9k/511-ath9k_reduce_rxbuf.patch
new file mode 100644
index 0000000000..15b8d7b86b
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/511-ath9k_reduce_rxbuf.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -88,7 +88,7 @@ int ath_descdma_setup(struct ath_softc *
+ (_l) &= ((_sz) - 1); \
+ } while (0)
+
+-#define ATH_RXBUF 512
++#define ATH_RXBUF 256
+ #define ATH_TXBUF 512
+ #define ATH_TXBUF_RESERVE 5
+ #define ATH_TXMAXTRY 13
diff --git a/package/kernel/mac80211/patches/ath9k/512-ath9k_channelbw_debugfs.patch b/package/kernel/mac80211/patches/ath9k/512-ath9k_channelbw_debugfs.patch
new file mode 100644
index 0000000000..126d1d5c62
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/512-ath9k_channelbw_debugfs.patch
@@ -0,0 +1,125 @@
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -1411,6 +1411,52 @@ static const struct file_operations fops
+ .owner = THIS_MODULE
+ };
+
++
++static ssize_t read_file_chan_bw(struct file *file, char __user *user_buf,
++ size_t count, loff_t *ppos)
++{
++ struct ath_softc *sc = file->private_data;
++ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
++ char buf[32];
++ unsigned int len;
++
++ len = sprintf(buf, "0x%08x\n", common->chan_bw);
++ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
++}
++
++static ssize_t write_file_chan_bw(struct file *file, const char __user *user_buf,
++ size_t count, loff_t *ppos)
++{
++ struct ath_softc *sc = file->private_data;
++ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
++ unsigned long chan_bw;
++ char buf[32];
++ ssize_t len;
++
++ len = min(count, sizeof(buf) - 1);
++ if (copy_from_user(buf, user_buf, len))
++ return -EFAULT;
++
++ buf[len] = '\0';
++ if (kstrtoul(buf, 0, &chan_bw))
++ return -EINVAL;
++
++ common->chan_bw = chan_bw;
++ if (!test_bit(ATH_OP_INVALID, &common->op_flags))
++ ath9k_ops.config(sc->hw, IEEE80211_CONF_CHANGE_CHANNEL);
++
++ return count;
++}
++
++static const struct file_operations fops_chanbw = {
++ .read = read_file_chan_bw,
++ .write = write_file_chan_bw,
++ .open = simple_open,
++ .owner = THIS_MODULE,
++ .llseek = default_llseek,
++};
++
++
+ int ath9k_init_debug(struct ath_hw *ah)
+ {
+ struct ath_common *common = ath9k_hw_common(ah);
+@@ -1432,6 +1478,8 @@ int ath9k_init_debug(struct ath_hw *ah)
+
+ debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
+ &fops_eeprom);
++ debugfs_create_file("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
++ sc, &fops_chanbw);
+ debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy,
+ read_file_dma);
+ debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy,
+--- a/drivers/net/wireless/ath/ath.h
++++ b/drivers/net/wireless/ath/ath.h
+@@ -149,6 +149,7 @@ struct ath_common {
+ int debug_mask;
+ enum ath_device_state state;
+ unsigned long op_flags;
++ u32 chan_bw;
+
+ struct ath_ani ani;
+
+--- a/drivers/net/wireless/ath/ath9k/common.c
++++ b/drivers/net/wireless/ath/ath9k/common.c
+@@ -297,11 +297,13 @@ EXPORT_SYMBOL(ath9k_cmn_get_hw_crypto_ke
+ /*
+ * Update internal channel flags.
+ */
+-static void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan,
++static void ath9k_cmn_update_ichannel(struct ath_common *common,
++ struct ath9k_channel *ichan,
+ struct cfg80211_chan_def *chandef)
+ {
+ struct ieee80211_channel *chan = chandef->chan;
+ u16 flags = 0;
++ int width;
+
+ ichan->channel = chan->center_freq;
+ ichan->chan = chan;
+@@ -309,7 +311,19 @@ static void ath9k_cmn_update_ichannel(st
+ if (chan->band == NL80211_BAND_5GHZ)
+ flags |= CHANNEL_5GHZ;
+
+- switch (chandef->width) {
++ switch (common->chan_bw) {
++ case 5:
++ width = NL80211_CHAN_WIDTH_5;
++ break;
++ case 10:
++ width = NL80211_CHAN_WIDTH_10;
++ break;
++ default:
++ width = chandef->width;
++ break;
++ }
++
++ switch (width) {
+ case NL80211_CHAN_WIDTH_5:
+ flags |= CHANNEL_QUARTER;
+ break;
+@@ -342,10 +356,11 @@ struct ath9k_channel *ath9k_cmn_get_chan
+ struct cfg80211_chan_def *chandef)
+ {
+ struct ieee80211_channel *curchan = chandef->chan;
++ struct ath_common *common = ath9k_hw_common(ah);
+ struct ath9k_channel *channel;
+
+ channel = &ah->channels[curchan->hw_value];
+- ath9k_cmn_update_ichannel(channel, chandef);
++ ath9k_cmn_update_ichannel(common, channel, chandef);
+
+ return channel;
+ }
diff --git a/package/kernel/mac80211/patches/ath9k/513-ath9k_add_pci_ids.patch b/package/kernel/mac80211/patches/ath9k/513-ath9k_add_pci_ids.patch
new file mode 100644
index 0000000000..113c35625f
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/513-ath9k_add_pci_ids.patch
@@ -0,0 +1,30 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -663,6 +663,7 @@ int ath9k_hw_init(struct ath_hw *ah)
+
+ /* These are all the AR5008/AR9001/AR9002/AR9003 hardware family of chipsets */
+ switch (ah->hw_version.devid) {
++ case AR9300_DEVID_INVALID:
+ case AR5416_DEVID_PCI:
+ case AR5416_DEVID_PCIE:
+ case AR5416_AR9100_DEVID:
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -36,6 +36,7 @@
+
+ #define ATHEROS_VENDOR_ID 0x168c
+
++#define AR9300_DEVID_INVALID 0xabcd
+ #define AR5416_DEVID_PCI 0x0023
+ #define AR5416_DEVID_PCIE 0x0024
+ #define AR9160_DEVID_PCI 0x0027
+--- a/drivers/net/wireless/ath/ath9k/pci.c
++++ b/drivers/net/wireless/ath/ath9k/pci.c
+@@ -774,6 +774,7 @@ static const struct pci_device_id ath_pc
+ .driver_data = ATH9K_PCI_BT_ANT_DIV },
+ #endif
+
++ { PCI_VDEVICE(ATHEROS, 0xabcd) }, /* PCI-E internal chip default ID */
+ { 0 }
+ };
+
diff --git a/package/kernel/mac80211/patches/ath9k/530-ath9k_extra_leds.patch b/package/kernel/mac80211/patches/ath9k/530-ath9k_extra_leds.patch
new file mode 100644
index 0000000000..5fd5c73a2f
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/530-ath9k_extra_leds.patch
@@ -0,0 +1,267 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -844,6 +844,9 @@ static inline int ath9k_dump_btcoex(stru
+ #ifdef CPTCFG_MAC80211_LEDS
+ void ath_init_leds(struct ath_softc *sc);
+ void ath_deinit_leds(struct ath_softc *sc);
++int ath_create_gpio_led(struct ath_softc *sc, int gpio, const char *name,
++ const char *trigger, bool active_low);
++
+ #else
+ static inline void ath_init_leds(struct ath_softc *sc)
+ {
+@@ -980,6 +983,13 @@ void ath_ant_comb_scan(struct ath_softc
+
+ #define ATH9K_NUM_CHANCTX 2 /* supports 2 operating channels */
+
++struct ath_led {
++ struct list_head list;
++ struct ath_softc *sc;
++ const struct gpio_led *gpio;
++ struct led_classdev cdev;
++};
++
+ struct ath_softc {
+ struct ieee80211_hw *hw;
+ struct device *dev;
+@@ -1033,9 +1043,8 @@ struct ath_softc {
+ spinlock_t chan_lock;
+
+ #ifdef CPTCFG_MAC80211_LEDS
+- bool led_registered;
+- char led_name[32];
+- struct led_classdev led_cdev;
++ const char *led_default_trigger;
++ struct list_head leds;
+ #endif
+
+ #ifdef CPTCFG_ATH9K_DEBUGFS
+--- a/drivers/net/wireless/ath/ath9k/gpio.c
++++ b/drivers/net/wireless/ath/ath9k/gpio.c
+@@ -39,61 +39,111 @@ static void ath_fill_led_pin(struct ath_
+ else
+ ah->led_pin = ATH_LED_PIN_DEF;
+ }
++}
++
++static void ath_led_brightness(struct led_classdev *led_cdev,
++ enum led_brightness brightness)
++{
++ struct ath_led *led = container_of(led_cdev, struct ath_led, cdev);
++ struct ath_softc *sc = led->sc;
++
++ ath9k_ps_wakeup(sc);
++ ath9k_hw_set_gpio(sc->sc_ah, led->gpio->gpio,
++ (brightness != LED_OFF) ^ led->gpio->active_low);
++ ath9k_ps_restore(sc);
++}
++
++static int ath_add_led(struct ath_softc *sc, struct ath_led *led)
++{
++ const struct gpio_led *gpio = led->gpio;
++ int ret;
++
++ led->cdev.name = gpio->name;
++ led->cdev.default_trigger = gpio->default_trigger;
++ led->cdev.brightness_set = ath_led_brightness;
++
++ ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &led->cdev);
++ if (ret < 0)
++ return ret;
++
++ led->sc = sc;
++ list_add(&led->list, &sc->leds);
+
+ /* Configure gpio for output */
+- ath9k_hw_gpio_request_out(ah, ah->led_pin, "ath9k-led",
++ ath9k_hw_gpio_request_out(sc->sc_ah, gpio->gpio, gpio->name,
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+
+- /* LED off, active low */
+- ath9k_hw_set_gpio(ah, ah->led_pin, ah->config.led_active_high ? 0 : 1);
++ /* LED off */
++ ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
++
++ return 0;
+ }
+
+-static void ath_led_brightness(struct led_classdev *led_cdev,
+- enum led_brightness brightness)
++int ath_create_gpio_led(struct ath_softc *sc, int gpio_num, const char *name,
++ const char *trigger, bool active_low)
+ {
+- struct ath_softc *sc = container_of(led_cdev, struct ath_softc, led_cdev);
+- u32 val = (brightness == LED_OFF);
++ struct ath_led *led;
++ struct gpio_led *gpio;
++ char *_name;
++ int ret;
+
+- if (sc->sc_ah->config.led_active_high)
+- val = !val;
++ led = kzalloc(sizeof(*led) + sizeof(*gpio) + strlen(name) + 1,
++ GFP_KERNEL);
++ if (!led)
++ return -ENOMEM;
++
++ led->gpio = gpio = (struct gpio_led *) (led + 1);
++ _name = (char *) (led->gpio + 1);
++
++ strcpy(_name, name);
++ gpio->name = _name;
++ gpio->gpio = gpio_num;
++ gpio->active_low = active_low;
++ gpio->default_trigger = trigger;
++
++ ret = ath_add_led(sc, led);
++ if (unlikely(ret < 0))
++ kfree(led);
+
+- ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, val);
++ return ret;
+ }
+
+ void ath_deinit_leds(struct ath_softc *sc)
+ {
+- if (!sc->led_registered)
+- return;
++ struct ath_led *led;
+
+- ath_led_brightness(&sc->led_cdev, LED_OFF);
+- led_classdev_unregister(&sc->led_cdev);
+-
+- ath9k_hw_gpio_free(sc->sc_ah, sc->sc_ah->led_pin);
++ while (!list_empty(&sc->leds)) {
++ led = list_first_entry(&sc->leds, struct ath_led, list);
++ list_del(&led->list);
++ ath_led_brightness(&led->cdev, LED_OFF);
++ led_classdev_unregister(&led->cdev);
++ ath9k_hw_gpio_free(sc->sc_ah, led->gpio->gpio);
++ kfree(led);
++ }
+ }
+
+ void ath_init_leds(struct ath_softc *sc)
+ {
+- int ret;
++ char led_name[32];
++ const char *trigger;
++
++ INIT_LIST_HEAD(&sc->leds);
+
+ if (AR_SREV_9100(sc->sc_ah))
+ return;
+
+ ath_fill_led_pin(sc);
+
+- if (!ath9k_led_blink)
+- sc->led_cdev.default_trigger =
+- ieee80211_get_radio_led_name(sc->hw);
+-
+- snprintf(sc->led_name, sizeof(sc->led_name),
+- "ath9k-%s", wiphy_name(sc->hw->wiphy));
+- sc->led_cdev.name = sc->led_name;
+- sc->led_cdev.brightness_set = ath_led_brightness;
++ snprintf(led_name, sizeof(led_name), "ath9k-%s",
++ wiphy_name(sc->hw->wiphy));
+
+- ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &sc->led_cdev);
+- if (ret < 0)
+- return;
++ if (ath9k_led_blink)
++ trigger = sc->led_default_trigger;
++ else
++ trigger = ieee80211_get_radio_led_name(sc->hw);
+
+- sc->led_registered = true;
++ ath_create_gpio_led(sc, sc->sc_ah->led_pin, led_name, trigger,
++ !sc->sc_ah->config.led_active_high);
+ }
+ #endif
+
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -1055,7 +1055,7 @@ int ath9k_init_device(u16 devid, struct
+
+ #ifdef CPTCFG_MAC80211_LEDS
+ /* must be initialized before ieee80211_register_hw */
+- sc->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(sc->hw,
++ sc->led_default_trigger = ieee80211_create_tpt_led_trigger(sc->hw,
+ IEEE80211_TPT_LEDTRIG_FL_RADIO, ath9k_tpt_blink,
+ ARRAY_SIZE(ath9k_tpt_blink));
+ #endif
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -1456,6 +1456,61 @@ static const struct file_operations fops
+ .llseek = default_llseek,
+ };
+
++#ifdef CONFIG_MAC80211_LEDS
++
++static ssize_t write_file_gpio_led(struct file *file, const char __user *ubuf,
++ size_t count, loff_t *ppos)
++{
++ struct ath_softc *sc = file->private_data;
++ char buf[32], *str, *name, *c;
++ ssize_t len;
++ unsigned int gpio;
++ bool active_low = false;
++
++ len = min(count, sizeof(buf) - 1);
++ if (copy_from_user(buf, ubuf, len))
++ return -EFAULT;
++
++ buf[len] = '\0';
++ name = strchr(buf, ',');
++ if (!name)
++ return -EINVAL;
++
++ *(name++) = 0;
++ if (!*name)
++ return -EINVAL;
++
++ c = strchr(name, '\n');
++ if (c)
++ *c = 0;
++
++ str = buf;
++ if (*str == '!') {
++ str++;
++ active_low = true;
++ }
++
++ if (kstrtouint(str, 0, &gpio) < 0)
++ return -EINVAL;
++
++ if (gpio >= sc->sc_ah->caps.num_gpio_pins)
++ return -EINVAL;
++
++ if (ath_create_gpio_led(sc, gpio, name, NULL, active_low) < 0)
++ return -EINVAL;
++
++ return count;
++}
++
++static const struct file_operations fops_gpio_led = {
++ .write = write_file_gpio_led,
++ .open = simple_open,
++ .owner = THIS_MODULE,
++ .llseek = default_llseek,
++};
++
++#endif
++
+
+ int ath9k_init_debug(struct ath_hw *ah)
+ {
+@@ -1480,6 +1535,10 @@ int ath9k_init_debug(struct ath_hw *ah)
+ &fops_eeprom);
+ debugfs_create_file("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
+ sc, &fops_chanbw);
++#ifdef CONFIG_MAC80211_LEDS
++ debugfs_create_file("gpio_led", S_IWUSR,
++ sc->debug.debugfs_phy, sc, &fops_gpio_led);
++#endif
+ debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy,
+ read_file_dma);
+ debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy,
diff --git a/package/kernel/mac80211/patches/ath9k/531-ath9k_extra_platform_leds.patch b/package/kernel/mac80211/patches/ath9k/531-ath9k_extra_platform_leds.patch
new file mode 100644
index 0000000000..8ed7ad8a09
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/531-ath9k_extra_platform_leds.patch
@@ -0,0 +1,76 @@
+--- a/include/linux/ath9k_platform.h
++++ b/include/linux/ath9k_platform.h
+@@ -46,6 +46,9 @@ struct ath9k_platform_data {
+ int (*external_reset)(void);
+
+ bool use_eeprom;
++
++ int num_leds;
++ const struct gpio_led *leds;
+ };
+
+ #endif /* _LINUX_ATH9K_PLATFORM_H */
+--- a/drivers/net/wireless/ath/ath9k/gpio.c
++++ b/drivers/net/wireless/ath/ath9k/gpio.c
+@@ -15,6 +15,7 @@
+ */
+
+ #include "ath9k.h"
++#include <linux/ath9k_platform.h>
+
+ /********************************/
+ /* LED functions */
+@@ -108,6 +109,24 @@ int ath_create_gpio_led(struct ath_softc
+ return ret;
+ }
+
++static int ath_create_platform_led(struct ath_softc *sc,
++ const struct gpio_led *gpio)
++{
++ struct ath_led *led;
++ int ret;
++
++ led = kzalloc(sizeof(*led), GFP_KERNEL);
++ if (!led)
++ return -ENOMEM;
++
++ led->gpio = gpio;
++ ret = ath_add_led(sc, led);
++ if (ret < 0)
++ kfree(led);
++
++ return ret;
++}
++
+ void ath_deinit_leds(struct ath_softc *sc)
+ {
+ struct ath_led *led;
+@@ -124,8 +143,10 @@ void ath_deinit_leds(struct ath_softc *s
+
+ void ath_init_leds(struct ath_softc *sc)
+ {
++ struct ath9k_platform_data *pdata = sc->dev->platform_data;
+ char led_name[32];
+ const char *trigger;
++ int i;
+
+ INIT_LIST_HEAD(&sc->leds);
+
+@@ -134,6 +155,17 @@ void ath_init_leds(struct ath_softc *sc)
+
+ ath_fill_led_pin(sc);
+
++ if (pdata && pdata->leds && pdata->num_leds)
++ for (i = 0; i < pdata->num_leds; i++) {
++ if (pdata->leds[i].gpio == sc->sc_ah->led_pin)
++ sc->sc_ah->led_pin = -1;
++
++ ath_create_platform_led(sc, &pdata->leds[i]);
++ }
++
++ if (sc->sc_ah->led_pin < 0)
++ return;
++
+ snprintf(led_name, sizeof(led_name), "ath9k-%s",
+ wiphy_name(sc->hw->wiphy));
+
diff --git a/package/kernel/mac80211/patches/ath9k/540-ath9k_reduce_ani_interval.patch b/package/kernel/mac80211/patches/ath9k/540-ath9k_reduce_ani_interval.patch
new file mode 100644
index 0000000000..e899903478
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/540-ath9k_reduce_ani_interval.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/ani.h
++++ b/drivers/net/wireless/ath/ath9k/ani.h
+@@ -42,7 +42,7 @@
+ #define ATH9K_ANI_PERIOD 300
+
+ /* in ms */
+-#define ATH9K_ANI_POLLINTERVAL 1000
++#define ATH9K_ANI_POLLINTERVAL 300
+
+ #define ATH9K_SIG_FIRSTEP_SETTING_MIN 0
+ #define ATH9K_SIG_FIRSTEP_SETTING_MAX 20
diff --git a/package/kernel/mac80211/patches/ath9k/542-ath9k_debugfs_diag.patch b/package/kernel/mac80211/patches/ath9k/542-ath9k_debugfs_diag.patch
new file mode 100644
index 0000000000..f93a6fe5cd
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/542-ath9k_debugfs_diag.patch
@@ -0,0 +1,139 @@
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -1512,6 +1512,50 @@ static const struct file_operations fops
+ #endif
+
+
++static ssize_t read_file_diag(struct file *file, char __user *user_buf,
++ size_t count, loff_t *ppos)
++{
++ struct ath_softc *sc = file->private_data;
++ struct ath_hw *ah = sc->sc_ah;
++ char buf[32];
++ unsigned int len;
++
++ len = sprintf(buf, "0x%08lx\n", ah->diag);
++ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
++}
++
++static ssize_t write_file_diag(struct file *file, const char __user *user_buf,
++ size_t count, loff_t *ppos)
++{
++ struct ath_softc *sc = file->private_data;
++ struct ath_hw *ah = sc->sc_ah;
++ unsigned long diag;
++ char buf[32];
++ ssize_t len;
++
++ len = min(count, sizeof(buf) - 1);
++ if (copy_from_user(buf, user_buf, len))
++ return -EFAULT;
++
++ buf[len] = '\0';
++ if (kstrtoul(buf, 0, &diag))
++ return -EINVAL;
++
++ ah->diag = diag;
++ ath9k_hw_update_diag(ah);
++
++ return count;
++}
++
++static const struct file_operations fops_diag = {
++ .read = read_file_diag,
++ .write = write_file_diag,
++ .open = simple_open,
++ .owner = THIS_MODULE,
++ .llseek = default_llseek,
++};
++
++
+ int ath9k_init_debug(struct ath_hw *ah)
+ {
+ struct ath_common *common = ath9k_hw_common(ah);
+@@ -1539,6 +1583,8 @@ int ath9k_init_debug(struct ath_hw *ah)
+ debugfs_create_file("gpio_led", S_IWUSR,
+ sc->debug.debugfs_phy, sc, &fops_gpio_led);
+ #endif
++ debugfs_create_file("diag", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
++ sc, &fops_diag);
+ debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy,
+ read_file_dma);
+ debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy,
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -522,6 +522,12 @@ enum {
+ ATH9K_RESET_COLD,
+ };
+
++enum {
++ ATH_DIAG_DISABLE_RX,
++ ATH_DIAG_DISABLE_TX,
++ ATH_DIAG_TRIGGER_ERROR,
++};
++
+ struct ath9k_hw_version {
+ u32 magic;
+ u16 devid;
+@@ -810,6 +816,8 @@ struct ath_hw {
+ u32 ah_flags;
+ s16 nf_override;
+
++ unsigned long diag;
++
+ bool reset_power_on;
+ bool htc_reset_init;
+
+@@ -1076,6 +1084,7 @@ void ath9k_hw_check_nav(struct ath_hw *a
+ bool ath9k_hw_check_alive(struct ath_hw *ah);
+
+ bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);
++void ath9k_hw_update_diag(struct ath_hw *ah);
+
+ /* Generic hw timer primitives */
+ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1883,6 +1883,20 @@ u32 ath9k_hw_get_tsf_offset(struct times
+ }
+ EXPORT_SYMBOL(ath9k_hw_get_tsf_offset);
+
++void ath9k_hw_update_diag(struct ath_hw *ah)
++{
++ if (test_bit(ATH_DIAG_DISABLE_RX, &ah->diag))
++ REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS);
++ else
++ REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS);
++
++ if (test_bit(ATH_DIAG_DISABLE_TX, &ah->diag))
++ REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_LOOP_BACK);
++ else
++ REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_LOOP_BACK);
++}
++EXPORT_SYMBOL(ath9k_hw_update_diag);
++
+ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
+ struct ath9k_hw_cal_data *caldata, bool fastcc)
+ {
+@@ -2091,6 +2105,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+ ar9003_hw_disable_phy_restart(ah);
+
+ ath9k_hw_apply_gpio_override(ah);
++ ath9k_hw_update_diag(ah);
+
+ if (AR_SREV_9565(ah) && common->bt_ant_diversity)
+ REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON);
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -531,6 +531,11 @@ irqreturn_t ath_isr(int irq, void *dev)
+ if (test_bit(ATH_OP_HW_RESET, &common->op_flags))
+ return IRQ_HANDLED;
+
++ if (test_bit(ATH_DIAG_TRIGGER_ERROR, &ah->diag)) {
++ status |= ATH9K_INT_FATAL;
++ clear_bit(ATH_DIAG_TRIGGER_ERROR, &ah->diag);
++ }
++
+ /*
+ * If there are no status bits set, then this interrupt was not
+ * for me (should have been caught above).
diff --git a/package/kernel/mac80211/patches/ath9k/543-ath9k_entropy_from_adc.patch b/package/kernel/mac80211/patches/ath9k/543-ath9k_entropy_from_adc.patch
new file mode 100644
index 0000000000..0d938a3730
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/543-ath9k_entropy_from_adc.patch
@@ -0,0 +1,186 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -723,6 +723,7 @@ struct ath_spec_scan {
+ * @config_pci_powersave:
+ * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC
+ *
++ * @get_adc_entropy: get entropy from the raw ADC I/Q output
+ * @spectral_scan_config: set parameters for spectral scan and enable/disable it
+ * @spectral_scan_trigger: trigger a spectral scan run
+ * @spectral_scan_wait: wait for a spectral scan run to finish
+@@ -745,6 +746,7 @@ struct ath_hw_ops {
+ struct ath_hw_antcomb_conf *antconf);
+ void (*antdiv_comb_conf_set)(struct ath_hw *ah,
+ struct ath_hw_antcomb_conf *antconf);
++ void (*get_adc_entropy)(struct ath_hw *ah, u8 *buf, size_t len);
+ void (*spectral_scan_config)(struct ath_hw *ah,
+ struct ath_spec_scan *param);
+ void (*spectral_scan_trigger)(struct ath_hw *ah);
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -1927,6 +1927,26 @@ void ar9003_hw_init_rate_txpower(struct
+ }
+ }
+
++static void ar9003_hw_get_adc_entropy(struct ath_hw *ah, u8 *buf, size_t len)
++{
++ int i, j;
++
++ REG_RMW_FIELD(ah, AR_PHY_TEST, AR_PHY_TEST_BBB_OBS_SEL, 1);
++ REG_CLR_BIT(ah, AR_PHY_TEST, AR_PHY_TEST_RX_OBS_SEL_BIT5);
++ REG_RMW_FIELD(ah, AR_PHY_TEST_CTL_STATUS, AR_PHY_TEST_CTL_RX_OBS_SEL, 0);
++
++ memset(buf, 0, len);
++ for (i = 0; i < len; i++) {
++ for (j = 0; j < 4; j++) {
++ u32 regval = REG_READ(ah, AR_PHY_TST_ADC);
++
++ buf[i] <<= 2;
++ buf[i] |= (regval & 1) | ((regval & BIT(10)) >> 9);
++ udelay(1);
++ }
++ }
++}
++
+ void ar9003_hw_attach_phy_ops(struct ath_hw *ah)
+ {
+ struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
+@@ -1963,6 +1983,7 @@ void ar9003_hw_attach_phy_ops(struct ath
+ priv_ops->set_radar_params = ar9003_hw_set_radar_params;
+ priv_ops->fast_chan_change = ar9003_hw_fast_chan_change;
+
++ ops->get_adc_entropy = ar9003_hw_get_adc_entropy;
+ ops->antdiv_comb_conf_get = ar9003_hw_antdiv_comb_conf_get;
+ ops->antdiv_comb_conf_set = ar9003_hw_antdiv_comb_conf_set;
+ ops->spectral_scan_config = ar9003_hw_spectral_scan_config;
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -818,7 +818,8 @@ static void ath9k_init_txpower_limits(st
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
+ ath9k_init_band_txpower(sc, NL80211_BAND_5GHZ);
+
+- ah->curchan = curchan;
++ if (curchan)
++ ah->curchan = curchan;
+ }
+
+ static const struct ieee80211_iface_limit if_limits[] = {
+@@ -1015,6 +1016,18 @@ static void ath9k_set_hw_capab(struct at
+ wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0);
+ }
+
++static void ath_get_initial_entropy(struct ath_softc *sc)
++{
++ struct ath_hw *ah = sc->sc_ah;
++ char buf[256];
++
++ /* reuse last channel initialized by the tx power test */
++ ath9k_hw_reset(ah, ah->curchan, NULL, false);
++
++ ath9k_hw_get_adc_entropy(ah, buf, sizeof(buf));
++ add_device_randomness(buf, sizeof(buf));
++}
++
+ int ath9k_init_device(u16 devid, struct ath_softc *sc,
+ const struct ath_bus_ops *bus_ops)
+ {
+@@ -1060,6 +1073,8 @@ int ath9k_init_device(u16 devid, struct
+ ARRAY_SIZE(ath9k_tpt_blink));
+ #endif
+
++ ath_get_initial_entropy(sc);
++
+ /* Register with mac80211 */
+ error = ieee80211_register_hw(hw);
+ if (error)
+--- a/drivers/net/wireless/ath/ath9k/hw-ops.h
++++ b/drivers/net/wireless/ath/ath9k/hw-ops.h
+@@ -100,6 +100,12 @@ static inline void ath9k_hw_tx99_set_txp
+ ath9k_hw_ops(ah)->tx99_set_txpower(ah, power);
+ }
+
++static inline void ath9k_hw_get_adc_entropy(struct ath_hw *ah,
++ u8 *buf, size_t len)
++{
++ ath9k_hw_ops(ah)->get_adc_entropy(ah, buf, len);
++}
++
+ #ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT
+
+ static inline void ath9k_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable)
+--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+@@ -1349,9 +1349,30 @@ void ar5008_hw_init_rate_txpower(struct
+ }
+ }
+
++static void ar5008_hw_get_adc_entropy(struct ath_hw *ah, u8 *buf, size_t len)
++{
++ int i, j;
++
++ REG_RMW_FIELD(ah, AR_PHY_TEST, AR_PHY_TEST_BBB_OBS_SEL, 1);
++ REG_CLR_BIT(ah, AR_PHY_TEST, AR_PHY_TEST_RX_OBS_SEL_BIT5);
++ REG_RMW_FIELD(ah, AR_PHY_TEST2, AR_PHY_TEST2_RX_OBS_SEL, 0);
++
++ memset(buf, 0, len);
++ for (i = 0; i < len; i++) {
++ for (j = 0; j < 4; j++) {
++ u32 regval = REG_READ(ah, AR_PHY_TST_ADC);
++
++ buf[i] <<= 2;
++ buf[i] |= (regval & 1) | ((regval & BIT(9)) >> 8);
++ udelay(1);
++ }
++ }
++}
++
+ int ar5008_hw_attach_phy_ops(struct ath_hw *ah)
+ {
+ struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
++ struct ath_hw_ops *ops = ath9k_hw_ops(ah);
+ static const u32 ar5416_cca_regs[6] = {
+ AR_PHY_CCA,
+ AR_PHY_CH1_CCA,
+@@ -1366,6 +1387,8 @@ int ar5008_hw_attach_phy_ops(struct ath_
+ if (ret)
+ return ret;
+
++ ops->get_adc_entropy = ar5008_hw_get_adc_entropy;
++
+ priv_ops->rf_set_freq = ar5008_hw_set_channel;
+ priv_ops->spur_mitigate_freq = ar5008_hw_spur_mitigate;
+
+--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.h
++++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.h
+@@ -20,6 +20,12 @@
+ #define PHY_AGC_CLR 0x10000000
+ #define RFSILENT_BB 0x00002000
+
++#define AR_PHY_TEST_BBB_OBS_SEL 0x780000
++#define AR_PHY_TEST_BBB_OBS_SEL_S 19
++
++#define AR_PHY_TEST_RX_OBS_SEL_BIT5_S 23
++#define AR_PHY_TEST_RX_OBS_SEL_BIT5 (1 << AR_PHY_TEST_RX_OBS_SEL_BIT5_S)
++
+ #define AR_PHY_TURBO 0x9804
+ #define AR_PHY_FC_TURBO_MODE 0x00000001
+ #define AR_PHY_FC_TURBO_SHORT 0x00000002
+@@ -36,6 +42,9 @@
+
+ #define AR_PHY_TEST2 0x9808
+
++#define AR_PHY_TEST2_RX_OBS_SEL 0x3C00
++#define AR_PHY_TEST2_RX_OBS_SEL_S 10
++
+ #define AR_PHY_TIMING2 0x9810
+ #define AR_PHY_TIMING3 0x9814
+ #define AR_PHY_TIMING3_DSC_MAN 0xFFFE0000
+@@ -393,6 +402,8 @@
+ #define AR_PHY_RFBUS_GRANT 0x9C20
+ #define AR_PHY_RFBUS_GRANT_EN 0x00000001
+
++#define AR_PHY_TST_ADC 0x9C24
++
+ #define AR_PHY_CHAN_INFO_GAIN_DIFF 0x9CF4
+ #define AR_PHY_CHAN_INFO_GAIN_DIFF_UPPER_LIMIT 320
+
diff --git a/package/kernel/mac80211/patches/ath9k/544-ath9k-ar933x-usb-hang-workaround.patch b/package/kernel/mac80211/patches/ath9k/544-ath9k-ar933x-usb-hang-workaround.patch
new file mode 100644
index 0000000000..93eee34b64
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/544-ath9k-ar933x-usb-hang-workaround.patch
@@ -0,0 +1,79 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -248,6 +248,19 @@ void ath9k_hw_get_channel_centers(struct
+ centers->synth_center + (extoff * HT40_CHANNEL_CENTER_SHIFT);
+ }
+
++static inline void ath9k_hw_disable_pll_lock_detect(struct ath_hw *ah)
++{
++ /* On AR9330 and AR9340 devices, some PHY registers must be
++ * tuned to gain better stability/performance. These registers
++ * might be changed while doing wlan reset so the registers must
++ * be reprogrammed after each reset.
++ */
++ REG_CLR_BIT(ah, AR_PHY_USB_CTRL1, BIT(20));
++ REG_RMW(ah, AR_PHY_USB_CTRL2,
++ (1 << 21) | (0xf << 22),
++ (1 << 21) | (0x3 << 22));
++}
++
+ /******************/
+ /* Chip Revisions */
+ /******************/
+@@ -1455,6 +1468,9 @@ static bool ath9k_hw_set_reset(struct at
+ udelay(50);
+ }
+
++ if (AR_SREV_9330(ah) || AR_SREV_9340(ah))
++ ath9k_hw_disable_pll_lock_detect(ah);
++
+ return true;
+ }
+
+@@ -1554,6 +1570,9 @@ static bool ath9k_hw_chip_reset(struct a
+ ar9003_hw_internal_regulator_apply(ah);
+ ath9k_hw_init_pll(ah, chan);
+
++ if (AR_SREV_9330(ah) || AR_SREV_9340(ah))
++ ath9k_hw_disable_pll_lock_detect(ah);
++
+ return true;
+ }
+
+@@ -1861,8 +1880,14 @@ static int ath9k_hw_do_fastcc(struct ath
+ if (AR_SREV_9271(ah))
+ ar9002_hw_load_ani_reg(ah, chan);
+
++ if (AR_SREV_9330(ah) || AR_SREV_9340(ah))
++ ath9k_hw_disable_pll_lock_detect(ah);
++
+ return 0;
+ fail:
++ if (AR_SREV_9330(ah) || AR_SREV_9340(ah))
++ ath9k_hw_disable_pll_lock_detect(ah);
++
+ return -EINVAL;
+ }
+
+@@ -2116,6 +2141,9 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+ ath9k_hw_set_radar_params(ah);
+ }
+
++ if (AR_SREV_9330(ah) || AR_SREV_9340(ah))
++ ath9k_hw_disable_pll_lock_detect(ah);
++
+ return 0;
+ }
+ EXPORT_SYMBOL(ath9k_hw_reset);
+--- a/drivers/net/wireless/ath/ath9k/phy.h
++++ b/drivers/net/wireless/ath/ath9k/phy.h
+@@ -48,6 +48,9 @@
+ #define AR_PHY_PLL_CONTROL 0x16180
+ #define AR_PHY_PLL_MODE 0x16184
+
++#define AR_PHY_USB_CTRL1 0x16c84
++#define AR_PHY_USB_CTRL2 0x16c88
++
+ enum ath9k_ant_div_comb_lna_conf {
+ ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2,
+ ATH_ANT_DIV_COMB_LNA2,
diff --git a/package/kernel/mac80211/patches/ath9k/545-ath9k_ani_ws_detect.patch b/package/kernel/mac80211/patches/ath9k/545-ath9k_ani_ws_detect.patch
new file mode 100644
index 0000000000..466767adb9
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/545-ath9k_ani_ws_detect.patch
@@ -0,0 +1,155 @@
+--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+@@ -978,55 +978,6 @@ static bool ar5008_hw_ani_control_new(st
+ * on == 0 means more noise imm
+ */
+ u32 on = param ? 1 : 0;
+- /*
+- * make register setting for default
+- * (weak sig detect ON) come from INI file
+- */
+- int m1ThreshLow = on ?
+- aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
+- int m2ThreshLow = on ?
+- aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
+- int m1Thresh = on ?
+- aniState->iniDef.m1Thresh : m1Thresh_off;
+- int m2Thresh = on ?
+- aniState->iniDef.m2Thresh : m2Thresh_off;
+- int m2CountThr = on ?
+- aniState->iniDef.m2CountThr : m2CountThr_off;
+- int m2CountThrLow = on ?
+- aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
+- int m1ThreshLowExt = on ?
+- aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
+- int m2ThreshLowExt = on ?
+- aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
+- int m1ThreshExt = on ?
+- aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
+- int m2ThreshExt = on ?
+- aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
+-
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
+- m1ThreshLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
+- m2ThreshLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M1_THRESH, m1Thresh);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2_THRESH, m2Thresh);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
+- m2CountThrLow);
+-
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
+
+ if (on)
+ REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -42,20 +42,6 @@ static const int cycpwrThr1_table[] =
+ /* level: 0 1 2 3 4 5 6 7 8 */
+ { -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */
+
+-/*
+- * register values to turn OFDM weak signal detection OFF
+- */
+-static const int m1ThreshLow_off = 127;
+-static const int m2ThreshLow_off = 127;
+-static const int m1Thresh_off = 127;
+-static const int m2Thresh_off = 127;
+-static const int m2CountThr_off = 31;
+-static const int m2CountThrLow_off = 63;
+-static const int m1ThreshLowExt_off = 127;
+-static const int m2ThreshLowExt_off = 127;
+-static const int m1ThreshExt_off = 127;
+-static const int m2ThreshExt_off = 127;
+-
+ static const u8 ofdm2pwr[] = {
+ ALL_TARGET_LEGACY_6_24,
+ ALL_TARGET_LEGACY_6_24,
+@@ -1077,11 +1063,6 @@ static bool ar9003_hw_ani_control(struct
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ath9k_channel *chan = ah->curchan;
+ struct ar5416AniState *aniState = &ah->ani;
+- int m1ThreshLow, m2ThreshLow;
+- int m1Thresh, m2Thresh;
+- int m2CountThr, m2CountThrLow;
+- int m1ThreshLowExt, m2ThreshLowExt;
+- int m1ThreshExt, m2ThreshExt;
+ s32 value, value2;
+
+ switch (cmd & ah->ani_function) {
+@@ -1095,61 +1076,6 @@ static bool ar9003_hw_ani_control(struct
+ */
+ u32 on = param ? 1 : 0;
+
+- if (AR_SREV_9462(ah) || AR_SREV_9565(ah))
+- goto skip_ws_det;
+-
+- m1ThreshLow = on ?
+- aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
+- m2ThreshLow = on ?
+- aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
+- m1Thresh = on ?
+- aniState->iniDef.m1Thresh : m1Thresh_off;
+- m2Thresh = on ?
+- aniState->iniDef.m2Thresh : m2Thresh_off;
+- m2CountThr = on ?
+- aniState->iniDef.m2CountThr : m2CountThr_off;
+- m2CountThrLow = on ?
+- aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
+- m1ThreshLowExt = on ?
+- aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
+- m2ThreshLowExt = on ?
+- aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
+- m1ThreshExt = on ?
+- aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
+- m2ThreshExt = on ?
+- aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
+-
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M1_THRESH_LOW,
+- m1ThreshLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
+- m2ThreshLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M1_THRESH,
+- m1Thresh);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2_THRESH,
+- m2Thresh);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR,
+- AR_PHY_SFCORR_M2COUNT_THR,
+- m2CountThr);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
+- AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
+- m2CountThrLow);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH_LOW,
+- m1ThreshLowExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH_LOW,
+- m2ThreshLowExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M1_THRESH,
+- m1ThreshExt);
+- REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
+- AR_PHY_SFCORR_EXT_M2_THRESH,
+- m2ThreshExt);
+-skip_ws_det:
+ if (on)
+ REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
+ AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
diff --git a/package/kernel/mac80211/patches/ath9k/547-ath9k_led_defstate_fix.patch b/package/kernel/mac80211/patches/ath9k/547-ath9k_led_defstate_fix.patch
new file mode 100644
index 0000000000..5d84cf0c42
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/547-ath9k_led_defstate_fix.patch
@@ -0,0 +1,29 @@
+From: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+Date: Sun, 31 Jan 2016 20:48:49 +0100
+Subject: [PATCH v4 2/8] mac80211: ath9k: set default state for platform LEDs
+
+Support default state for platform LEDs connected to ath9k device.
+Now LEDs are correctly set on or off at ath9k module initialization.
+Very useful if power LED is connected to wireless chip.
+
+Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+---
+ gpio.c | 7 +++++--
+ 1 file changed, 5 insertions(+), 2 deletions(-)
+
+--- a/drivers/net/wireless/ath/ath9k/gpio.c
++++ b/drivers/net/wireless/ath/ath9k/gpio.c
+@@ -74,8 +74,11 @@ static int ath_add_led(struct ath_softc
+ ath9k_hw_gpio_request_out(sc->sc_ah, gpio->gpio, gpio->name,
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+
+- /* LED off */
+- ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
++ /* Set default LED state */
++ if (gpio->default_state == LEDS_GPIO_DEFSTATE_ON)
++ ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, !gpio->active_low);
++ else
++ ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
+
+ return 0;
+ }
diff --git a/package/kernel/mac80211/patches/ath9k/548-ath9k_enable_gpio_chip.patch b/package/kernel/mac80211/patches/ath9k/548-ath9k_enable_gpio_chip.patch
new file mode 100644
index 0000000000..88198a4562
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/548-ath9k_enable_gpio_chip.patch
@@ -0,0 +1,251 @@
+From: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+Date: Sun, 31 Jan 2016 21:01:31 +0100
+Subject: [PATCH v4 4/8] mac80211: ath9k: enable access to GPIO
+
+Enable access to GPIO chip and its pins for Atheros AR92xx
+wireless devices. For now AR9285 and AR9287 are supported.
+
+Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -24,6 +24,7 @@
+ #include <linux/completion.h>
+ #include <linux/time.h>
+ #include <linux/hw_random.h>
++#include <linux/gpio/driver.h>
+
+ #include "common.h"
+ #include "debug.h"
+@@ -990,6 +991,14 @@ struct ath_led {
+ struct led_classdev cdev;
+ };
+
++#ifdef CONFIG_GPIOLIB
++struct ath9k_gpio_chip {
++ struct ath_softc *sc;
++ char label[32];
++ struct gpio_chip gchip;
++};
++#endif
++
+ struct ath_softc {
+ struct ieee80211_hw *hw;
+ struct device *dev;
+@@ -1045,6 +1054,9 @@ struct ath_softc {
+ #ifdef CPTCFG_MAC80211_LEDS
+ const char *led_default_trigger;
+ struct list_head leds;
++#ifdef CONFIG_GPIOLIB
++ struct ath9k_gpio_chip *gpiochip;
++#endif
+ #endif
+
+ #ifdef CPTCFG_ATH9K_DEBUGFS
+--- a/drivers/net/wireless/ath/ath9k/gpio.c
++++ b/drivers/net/wireless/ath/ath9k/gpio.c
+@@ -16,13 +16,139 @@
+
+ #include "ath9k.h"
+ #include <linux/ath9k_platform.h>
++#include <linux/gpio.h>
++
++#ifdef CPTCFG_MAC80211_LEDS
++
++#ifdef CONFIG_GPIOLIB
++
++/***************/
++/* GPIO Chip */
++/***************/
++
++/* gpio_chip handler : set GPIO to input */
++static int ath9k_gpio_pin_cfg_input(struct gpio_chip *chip, unsigned offset)
++{
++ struct ath9k_gpio_chip *gc = container_of(chip, struct ath9k_gpio_chip,
++ gchip);
++
++ ath9k_hw_gpio_request_in(gc->sc->sc_ah, offset, "ath9k-gpio");
++
++ return 0;
++}
++
++/* gpio_chip handler : set GPIO to output */
++static int ath9k_gpio_pin_cfg_output(struct gpio_chip *chip, unsigned offset,
++ int value)
++{
++ struct ath9k_gpio_chip *gc = container_of(chip, struct ath9k_gpio_chip,
++ gchip);
++
++ ath9k_hw_gpio_request_out(gc->sc->sc_ah, offset, "ath9k-gpio",
++ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++ ath9k_hw_set_gpio(gc->sc->sc_ah, offset, value);
++
++ return 0;
++}
++
++/* gpio_chip handler : query GPIO direction (0=out, 1=in) */
++static int ath9k_gpio_pin_get_dir(struct gpio_chip *chip, unsigned offset)
++{
++ struct ath9k_gpio_chip *gc = container_of(chip, struct ath9k_gpio_chip,
++ gchip);
++ struct ath_hw *ah = gc->sc->sc_ah;
++
++ return !((REG_READ(ah, AR_GPIO_OE_OUT) >> (offset * 2)) & 3);
++}
++
++/* gpio_chip handler : get GPIO pin value */
++static int ath9k_gpio_pin_get(struct gpio_chip *chip, unsigned offset)
++{
++ struct ath9k_gpio_chip *gc = container_of(chip, struct ath9k_gpio_chip,
++ gchip);
++
++ return ath9k_hw_gpio_get(gc->sc->sc_ah, offset);
++}
++
++/* gpio_chip handler : set GPIO pin to value */
++static void ath9k_gpio_pin_set(struct gpio_chip *chip, unsigned offset,
++ int value)
++{
++ struct ath9k_gpio_chip *gc = container_of(chip, struct ath9k_gpio_chip,
++ gchip);
++
++ ath9k_hw_set_gpio(gc->sc->sc_ah, offset, value);
++}
++
++/* register GPIO chip */
++static void ath9k_register_gpio_chip(struct ath_softc *sc)
++{
++ struct ath9k_gpio_chip *gc;
++ struct ath_hw *ah = sc->sc_ah;
++
++ gc = kzalloc(sizeof(struct ath9k_gpio_chip), GFP_KERNEL);
++ if (!gc)
++ return;
++
++ gc->sc = sc;
++ snprintf(gc->label, sizeof(gc->label), "ath9k-%s",
++ wiphy_name(sc->hw->wiphy));
++#ifdef CONFIG_OF
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,5,0)
++ gc->gchip.parent = sc->dev;
++#else
++ gc->gchip.dev = sc->dev;
++#endif
++#endif
++ gc->gchip.label = gc->label;
++ gc->gchip.base = -1; /* determine base automatically */
++ gc->gchip.ngpio = ah->caps.num_gpio_pins;
++ gc->gchip.direction_input = ath9k_gpio_pin_cfg_input;
++ gc->gchip.direction_output = ath9k_gpio_pin_cfg_output;
++ gc->gchip.get_direction = ath9k_gpio_pin_get_dir;
++ gc->gchip.get = ath9k_gpio_pin_get;
++ gc->gchip.set = ath9k_gpio_pin_set;
++
++ if (gpiochip_add(&gc->gchip)) {
++ kfree(gc);
++ return;
++ }
++
++#ifdef CONFIG_OF
++ gc->gchip.owner = NULL;
++#endif
++ sc->gpiochip = gc;
++}
++
++/* remove GPIO chip */
++static void ath9k_unregister_gpio_chip(struct ath_softc *sc)
++{
++ struct ath9k_gpio_chip *gc = sc->gpiochip;
++
++ if (!gc)
++ return;
++
++ gpiochip_remove(&gc->gchip);
++ kfree(gc);
++ sc->gpiochip = NULL;
++}
++
++#else /* CONFIG_GPIOLIB */
++
++static inline void ath9k_register_gpio_chip(struct ath_softc *sc)
++{
++}
++
++static inline void ath9k_unregister_gpio_chip(struct ath_softc *sc)
++{
++}
++
++#endif /* CONFIG_GPIOLIB */
+
+ /********************************/
+ /* LED functions */
+ /********************************/
+
+-#ifdef CPTCFG_MAC80211_LEDS
+-
+ static void ath_fill_led_pin(struct ath_softc *sc)
+ {
+ struct ath_hw *ah = sc->sc_ah;
+@@ -80,6 +206,12 @@ static int ath_add_led(struct ath_softc
+ else
+ ath9k_hw_set_gpio(sc->sc_ah, gpio->gpio, gpio->active_low);
+
++#ifdef CONFIG_GPIOLIB
++ /* If there is GPIO chip configured, reserve LED pin */
++ if (sc->gpiochip)
++ gpio_request(sc->gpiochip->gchip.base + gpio->gpio, gpio->name);
++#endif
++
+ return 0;
+ }
+
+@@ -136,17 +268,24 @@ void ath_deinit_leds(struct ath_softc *s
+
+ while (!list_empty(&sc->leds)) {
+ led = list_first_entry(&sc->leds, struct ath_led, list);
++#ifdef CONFIG_GPIOLIB
++ /* If there is GPIO chip configured, free LED pin */
++ if (sc->gpiochip)
++ gpio_free(sc->gpiochip->gchip.base + led->gpio->gpio);
++#endif
+ list_del(&led->list);
+ ath_led_brightness(&led->cdev, LED_OFF);
+ led_classdev_unregister(&led->cdev);
+ ath9k_hw_gpio_free(sc->sc_ah, led->gpio->gpio);
+ kfree(led);
+ }
++ ath9k_unregister_gpio_chip(sc);
+ }
+
+ void ath_init_leds(struct ath_softc *sc)
+ {
+ struct ath9k_platform_data *pdata = sc->dev->platform_data;
++ struct device_node *np = sc->dev->of_node;
+ char led_name[32];
+ const char *trigger;
+ int i;
+@@ -156,6 +295,15 @@ void ath_init_leds(struct ath_softc *sc)
+ if (AR_SREV_9100(sc->sc_ah))
+ return;
+
++ if (!np)
++ ath9k_register_gpio_chip(sc);
++
++ /* setup gpio controller only if requested and skip the led_pin setup */
++ if (of_property_read_bool(np, "gpio-controller")) {
++ ath9k_register_gpio_chip(sc);
++ return;
++ }
++
+ ath_fill_led_pin(sc);
+
+ if (pdata && pdata->leds && pdata->num_leds)
+@@ -180,6 +328,7 @@ void ath_init_leds(struct ath_softc *sc)
+ ath_create_gpio_led(sc, sc->sc_ah->led_pin, led_name, trigger,
+ !sc->sc_ah->config.led_active_high);
+ }
++
+ #endif
+
+ /*******************/
diff --git a/package/kernel/mac80211/patches/ath9k/549-ath9k_enable_gpio_buttons.patch b/package/kernel/mac80211/patches/ath9k/549-ath9k_enable_gpio_buttons.patch
new file mode 100644
index 0000000000..83076b8ae4
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/549-ath9k_enable_gpio_buttons.patch
@@ -0,0 +1,143 @@
+From: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+Subject: [PATCH v5 5/8] mac80211: ath9k: enable GPIO buttons
+
+Enable platform-defined GPIO button support for ath9k device.
+Key poller is activated for attached platform buttons.
+Requires ath9k GPIO chip access.
+
+Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -1056,6 +1056,7 @@ struct ath_softc {
+ struct list_head leds;
+ #ifdef CONFIG_GPIOLIB
+ struct ath9k_gpio_chip *gpiochip;
++ struct platform_device *btnpdev; /* gpio-keys-polled */
+ #endif
+ #endif
+
+--- a/drivers/net/wireless/ath/ath9k/gpio.c
++++ b/drivers/net/wireless/ath/ath9k/gpio.c
+@@ -17,6 +17,8 @@
+ #include "ath9k.h"
+ #include <linux/ath9k_platform.h>
+ #include <linux/gpio.h>
++#include <linux/platform_device.h>
++#include <linux/gpio_keys.h>
+
+ #ifdef CPTCFG_MAC80211_LEDS
+
+@@ -133,6 +135,67 @@ static void ath9k_unregister_gpio_chip(s
+ sc->gpiochip = NULL;
+ }
+
++/******************/
++/* GPIO Buttons */
++/******************/
++
++/* add GPIO buttons */
++static void ath9k_init_buttons(struct ath_softc *sc)
++{
++ struct ath9k_platform_data *pdata = sc->dev->platform_data;
++ struct platform_device *pdev;
++ struct gpio_keys_platform_data gkpdata;
++ struct gpio_keys_button *bt;
++ int i;
++
++ if (!sc->gpiochip)
++ return;
++
++ if (!pdata || !pdata->btns || !pdata->num_btns)
++ return;
++
++ bt = devm_kmemdup(sc->dev, pdata->btns,
++ pdata->num_btns * sizeof(struct gpio_keys_button),
++ GFP_KERNEL);
++ if (!bt)
++ return;
++
++ for (i = 0; i < pdata->num_btns; i++) {
++ if (pdata->btns[i].gpio == sc->sc_ah->led_pin)
++ sc->sc_ah->led_pin = -1;
++
++ ath9k_hw_gpio_request_in(sc->sc_ah, pdata->btns[i].gpio,
++ "ath9k-gpio");
++ bt[i].gpio = sc->gpiochip->gchip.base + pdata->btns[i].gpio;
++ }
++
++ memset(&gkpdata, 0, sizeof(struct gpio_keys_platform_data));
++ gkpdata.buttons = bt;
++ gkpdata.nbuttons = pdata->num_btns;
++ gkpdata.poll_interval = pdata->btn_poll_interval;
++
++ pdev = platform_device_register_data(sc->dev, "gpio-keys-polled",
++ PLATFORM_DEVID_AUTO, &gkpdata,
++ sizeof(gkpdata));
++ if (!IS_ERR_OR_NULL(pdev))
++ sc->btnpdev = pdev;
++ else {
++ sc->btnpdev = NULL;
++ devm_kfree(sc->dev, bt);
++ }
++}
++
++/* remove GPIO buttons */
++static void ath9k_deinit_buttons(struct ath_softc *sc)
++{
++ if (!sc->gpiochip || !sc->btnpdev)
++ return;
++
++ platform_device_unregister(sc->btnpdev);
++
++ sc->btnpdev = NULL;
++}
++
+ #else /* CONFIG_GPIOLIB */
+
+ static inline void ath9k_register_gpio_chip(struct ath_softc *sc)
+@@ -143,6 +206,14 @@ static inline void ath9k_unregister_gpio
+ {
+ }
+
++static inline void ath9k_init_buttons(struct ath_softc *sc)
++{
++}
++
++static inline void ath9k_deinit_buttons(struct ath_softc *sc)
++{
++}
++
+ #endif /* CONFIG_GPIOLIB */
+
+ /********************************/
+@@ -266,6 +337,7 @@ void ath_deinit_leds(struct ath_softc *s
+ {
+ struct ath_led *led;
+
++ ath9k_deinit_buttons(sc);
+ while (!list_empty(&sc->leds)) {
+ led = list_first_entry(&sc->leds, struct ath_led, list);
+ #ifdef CONFIG_GPIOLIB
+@@ -305,6 +377,7 @@ void ath_init_leds(struct ath_softc *sc)
+ }
+
+ ath_fill_led_pin(sc);
++ ath9k_init_buttons(sc);
+
+ if (pdata && pdata->leds && pdata->num_leds)
+ for (i = 0; i < pdata->num_leds; i++) {
+--- a/include/linux/ath9k_platform.h
++++ b/include/linux/ath9k_platform.h
+@@ -49,6 +49,10 @@ struct ath9k_platform_data {
+
+ int num_leds;
+ const struct gpio_led *leds;
++
++ unsigned num_btns;
++ const struct gpio_keys_button *btns;
++ unsigned btn_poll_interval;
+ };
+
+ #endif /* _LINUX_ATH9K_PLATFORM_H */
diff --git a/package/kernel/mac80211/patches/ath9k/550-ath9k-disable-bands-via-dt.patch b/package/kernel/mac80211/patches/ath9k/550-ath9k-disable-bands-via-dt.patch
new file mode 100644
index 0000000000..7d3a334c42
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/550-ath9k-disable-bands-via-dt.patch
@@ -0,0 +1,15 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -627,6 +627,12 @@ static int ath9k_of_init(struct ath_soft
+
+ ath_dbg(common, CONFIG, "parsing configuration from OF node\n");
+
++ if (of_property_read_bool(np, "qca,disable-2ghz"))
++ ah->disable_2ghz = true;
++
++ if (of_property_read_bool(np, "qca,disable-5ghz"))
++ ah->disable_5ghz = true;
++
+ if (of_property_read_bool(np, "qca,no-eeprom")) {
+ /* ath9k-eeprom-<bus>-<id>.bin */
+ scnprintf(eeprom_name, sizeof(eeprom_name),
diff --git a/package/kernel/mac80211/patches/ath9k/551-ath9k_ubnt_uap_plus_hsr.patch b/package/kernel/mac80211/patches/ath9k/551-ath9k_ubnt_uap_plus_hsr.patch
new file mode 100644
index 0000000000..cd2bdbf1a0
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/551-ath9k_ubnt_uap_plus_hsr.patch
@@ -0,0 +1,403 @@
+--- a/drivers/net/wireless/ath/ath9k/channel.c
++++ b/drivers/net/wireless/ath/ath9k/channel.c
+@@ -15,6 +15,7 @@
+ */
+
+ #include "ath9k.h"
++#include "hsr.h"
+
+ /* Set/change channels. If the channel is really being changed, it's done
+ * by reseting the chip. To accomplish this we must first cleanup any pending
+@@ -22,6 +23,7 @@
+ */
+ static int ath_set_channel(struct ath_softc *sc)
+ {
++ struct device_node *np = sc->dev->of_node;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ieee80211_hw *hw = sc->hw;
+@@ -42,6 +44,11 @@ static int ath_set_channel(struct ath_so
+ ath_dbg(common, CONFIG, "Set channel: %d MHz width: %d\n",
+ chan->center_freq, chandef->width);
+
++ if (of_property_read_bool(np, "ubnt,hsr")) {
++ ath9k_hsr_enable(ah, chandef->width, chan->center_freq);
++ ath9k_hsr_status(ah);
++ }
++
+ /* update survey stats for the old channel before switching */
+ spin_lock_irqsave(&common->cc_lock, flags);
+ ath_update_survey_stats(sc);
+--- /dev/null
++++ b/drivers/net/wireless/ath/ath9k/hsr.c
+@@ -0,0 +1,247 @@
++/*
++ *
++ * The MIT License (MIT)
++ *
++ * Copyright (c) 2015 Kirill Berezin
++ *
++ * Permission is hereby granted, free of charge, to any person obtaining a copy
++ * of this software and associated documentation files (the "Software"), to deal
++ * in the Software without restriction, including without limitation the rights
++ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
++ * copies of the Software, and to permit persons to whom the Software is
++ * furnished to do so, subject to the following conditions:
++ *
++ * The above copyright notice and this permission notice shall be included in
++ * all copies or substantial portions of the Software.
++ *
++ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
++ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
++ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
++ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
++ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
++ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
++ * SOFTWARE.
++ *
++ */
++
++#include <linux/io.h>
++#include <linux/slab.h>
++#include <linux/module.h>
++#include <linux/time.h>
++#include <linux/bitops.h>
++#include <linux/etherdevice.h>
++#include <linux/rtnetlink.h>
++#include <asm/unaligned.h>
++
++#include "hw.h"
++#include "ath9k.h"
++
++#define HSR_GPIO_CSN 8
++#define HSR_GPIO_CLK 6
++#define HSR_GPIO_DOUT 7
++#define HSR_GPIO_DIN 5
++
++/* delays are in useconds */
++#define HSR_DELAY_HALF_TICK 100
++#define HSR_DELAY_PRE_WRITE 75
++#define HSR_DELAY_FINAL 20000
++#define HSR_DELAY_TRAILING 200
++
++void ath9k_hsr_init(struct ath_hw *ah)
++{
++ ath9k_hw_gpio_request_in(ah, HSR_GPIO_DIN, NULL);
++ ath9k_hw_gpio_request_out(ah, HSR_GPIO_CSN, NULL,
++ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++ ath9k_hw_gpio_request_out(ah, HSR_GPIO_CLK, NULL,
++ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++ ath9k_hw_gpio_request_out(ah, HSR_GPIO_DOUT, NULL,
++ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CSN, 1);
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CLK, 0);
++ ath9k_hw_set_gpio(ah, HSR_GPIO_DOUT, 0);
++
++ udelay(HSR_DELAY_TRAILING);
++}
++
++static u32 ath9k_hsr_write_byte(struct ath_hw *ah, int delay, u32 value)
++{
++ struct ath_common *common = ath9k_hw_common(ah);
++ int i;
++ u32 rval = 0;
++
++ udelay(delay);
++
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CLK, 0);
++ udelay(HSR_DELAY_HALF_TICK);
++
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CSN, 0);
++ udelay(HSR_DELAY_HALF_TICK);
++
++ for (i = 0; i < 8; ++i) {
++ rval = rval << 1;
++
++ /* pattern is left to right, that is 7-th bit runs first */
++ ath9k_hw_set_gpio(ah, HSR_GPIO_DOUT, (value >> (7 - i)) & 0x1);
++ udelay(HSR_DELAY_HALF_TICK);
++
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CLK, 1);
++ udelay(HSR_DELAY_HALF_TICK);
++
++ rval |= ath9k_hw_gpio_get(ah, HSR_GPIO_DIN);
++
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CLK, 0);
++ udelay(HSR_DELAY_HALF_TICK);
++ }
++
++ ath9k_hw_set_gpio(ah, HSR_GPIO_CSN, 1);
++ udelay(HSR_DELAY_HALF_TICK);
++
++ ath_dbg(common, CONFIG, "ath9k_hsr_write_byte: write byte %d return value is %d %c\n",
++ value, rval, rval > 32 ? rval : '-');
++
++ return rval & 0xff;
++}
++
++static int ath9k_hsr_write_a_chain(struct ath_hw *ah, char *chain, int items)
++{
++ int status = 0;
++ int i = 0;
++ int err;
++
++ /* a preamble */
++ ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE, 0);
++ status = ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE, 0);
++
++ /* clear HSR's reply buffer */
++ if (status) {
++ int loop = 0;
++
++ for (loop = 0; (loop < 42) && status; ++loop)
++ status = ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE,
++ 0);
++
++ if (loop >= 42) {
++ ATH_DBG_WARN(1,
++ "ath9k_hsr_write_a_chain: can't clear an output buffer after a 42 cycles.\n");
++ return -1;
++ }
++ }
++
++ for (i = 0; (i < items) && (chain[i] != 0); ++i)
++ ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE, (u32)chain[i]);
++
++ ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE, 0);
++ mdelay(HSR_DELAY_FINAL / 1000);
++
++ /* reply */
++ memset(chain, 0, items);
++
++ ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE, 0);
++ udelay(HSR_DELAY_TRAILING);
++
++ for (i = 0; i < (items - 1); ++i) {
++ u32 ret;
++
++ ret = ath9k_hsr_write_byte(ah, HSR_DELAY_PRE_WRITE, 0);
++ if (ret != 0)
++ chain[i] = (char)ret;
++ else
++ break;
++
++ udelay(HSR_DELAY_TRAILING);
++ }
++
++ if (i <= 1)
++ return 0;
++
++ err = kstrtoint(chain + 1, 10, &i);
++ if (err)
++ return err;
++
++ return i;
++}
++
++int ath9k_hsr_disable(struct ath_hw *ah)
++{
++ char cmd[10] = {'b', '4', '0', 0, 0, 0, 0, 0, 0, 0};
++ int ret;
++
++ ret = ath9k_hsr_write_a_chain(ah, cmd, sizeof(cmd));
++ if ((ret > 0) && (*cmd == 'B'))
++ return 0;
++
++ return -1;
++}
++
++int ath9k_hsr_enable(struct ath_hw *ah, int bw, int fq)
++{
++ char cmd[10];
++ int ret;
++
++ /* Bandwidth argument is 0 sometimes. Assume default 802.11bgn
++ * 20MHz on invalid values
++ */
++ if ((bw != 5) && (bw != 10) && (bw != 20) && (bw != 40))
++ bw = 20;
++
++ memset(cmd, 0, sizeof(cmd));
++ *cmd = 'b';
++ snprintf(cmd + 1, 3, "%02d", bw);
++
++ ret = ath9k_hsr_write_a_chain(ah, cmd, sizeof(cmd));
++ if ((*cmd != 'B') || (ret != bw)) {
++ ATH_DBG_WARN(1,
++ "ath9k_hsr_enable: failed changing bandwidth -> set (%d,%d) reply (%d, %d)\n",
++ 'b', bw, *cmd, ret);
++ return -1;
++ }
++
++ memset(cmd, 0, sizeof(cmd));
++ *cmd = 'x';
++ ret = ath9k_hsr_write_a_chain(ah, cmd, sizeof(cmd));
++ if (*cmd != 'X') {
++ ATH_DBG_WARN(1,
++ "ath9k_hsr_enable: failed 'x' command -> reply (%d, %d)\n",
++ *cmd, ret);
++ return -1;
++ }
++
++ memset(cmd, 0, sizeof(cmd));
++ *cmd = 'm';
++ ret = ath9k_hsr_write_a_chain(ah, cmd, sizeof(cmd));
++ if (*cmd != 'M') {
++ ATH_DBG_WARN(1,
++ "ath9k_hsr_enable: failed 'm' command -> reply (%d, %d)\n",
++ *cmd, ret);
++ return -1;
++ }
++
++ memset(cmd, 0, sizeof(cmd));
++ *cmd = 'f';
++ snprintf(cmd + 1, 6, "%05d", fq);
++ ret = ath9k_hsr_write_a_chain(ah, cmd, sizeof(cmd));
++ if ((*cmd != 'F') && (ret != fq)) {
++ ATH_DBG_WARN(1,
++ "ath9k_hsr_enable: failed set frequency -> reply (%d, %d)\n",
++ *cmd, ret);
++ return -1;
++ }
++
++ return 0;
++}
++
++int ath9k_hsr_status(struct ath_hw *ah)
++{
++ char cmd[10] = {'s', 0, 0, 0, 0, 0, 0, 0, 0, 0};
++ int ret;
++
++ ret = ath9k_hsr_write_a_chain(ah, cmd, sizeof(cmd));
++ if (*cmd != 'S') {
++ ATH_DBG_WARN(1, "ath9k_hsr_status: returned %d,%d\n", *cmd,
++ ret);
++ return -1;
++ }
++
++ return 0;
++}
+--- /dev/null
++++ b/drivers/net/wireless/ath/ath9k/hsr.h
+@@ -0,0 +1,48 @@
++/*
++ * The MIT License (MIT)
++ *
++ * Copyright (c) 2015 Kirill Berezin
++ *
++ * Permission is hereby granted, free of charge, to any person obtaining a copy
++ * of this software and associated documentation files (the "Software"), to deal
++ * in the Software without restriction, including without limitation the rights
++ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
++ * copies of the Software, and to permit persons to whom the Software is
++ * furnished to do so, subject to the following conditions:
++ *
++ * The above copyright notice and this permission notice shall be included in
++ * all copies or substantial portions of the Software.
++ *
++ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
++ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
++ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
++ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
++ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
++ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
++ * SOFTWARE.
++ */
++
++#ifndef HSR_H
++#define HSR_H
++
++#ifdef CPTCFG_ATH9K_UBNTHSR
++
++void ath9k_hsr_init(struct ath_hw *ah);
++int ath9k_hsr_disable(struct ath_hw *ah);
++int ath9k_hsr_enable(struct ath_hw *ah, int bw, int fq);
++int ath9k_hsr_status(struct ath_hw *ah);
++
++#else
++static inline void ath9k_hsr_init(struct ath_hw *ah) {}
++
++static inline int ath9k_hsr_enable(struct ath_hw *ah, int bw, int fq)
++{
++ return 0;
++}
++
++static inline int ath9k_hsr_disable(struct ath_hw *ah) { return 0; }
++static inline int ath9k_hsr_status(struct ath_hw *ah) { return 0; }
++
++#endif
++
++#endif /* HSR_H */
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -18,6 +18,7 @@
+ #include <linux/delay.h>
+ #include "ath9k.h"
+ #include "btcoex.h"
++#include "hsr.h"
+
+ static void ath9k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ u32 queues, bool drop);
+@@ -652,6 +653,7 @@ void ath_reset_work(struct work_struct *
+ static int ath9k_start(struct ieee80211_hw *hw)
+ {
+ struct ath_softc *sc = hw->priv;
++ struct device_node *np = sc->dev->of_node;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ieee80211_channel *curchan = sc->cur_chan->chandef.chan;
+@@ -730,6 +732,11 @@ static int ath9k_start(struct ieee80211_
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+ }
+
++ if (of_property_read_bool(np, "ubnt,hsr")) {
++ ath9k_hsr_init(ah);
++ ath9k_hsr_disable(ah);
++ }
++
+ /*
+ * Reset key cache to sane defaults (all entries cleared) instead of
+ * semi-random values after suspend/resume.
+--- a/drivers/net/wireless/ath/ath9k/Makefile
++++ b/drivers/net/wireless/ath/ath9k/Makefile
+@@ -17,6 +17,7 @@ ath9k-$(CPTCFG_ATH9K_DFS_CERTIFIED) += d
+ ath9k-$(CPTCFG_ATH9K_TX99) += tx99.o
+ ath9k-$(CPTCFG_ATH9K_WOW) += wow.o
+ ath9k-$(CPTCFG_ATH9K_HWRNG) += rng.o
++ath9k-$(CPTCFG_ATH9K_UBNTHSR) += hsr.o
+
+ ath9k-$(CPTCFG_ATH9K_DEBUGFS) += debug.o
+
+--- a/local-symbols
++++ b/local-symbols
+@@ -113,6 +113,7 @@ ATH9K_WOW=
+ ATH9K_RFKILL=
+ ATH9K_CHANNEL_CONTEXT=
+ ATH9K_PCOEM=
++ATH9K_UBNTHSR=
+ ATH9K_PCI_NO_EEPROM=
+ ATH9K_HTC=
+ ATH9K_HTC_DEBUGFS=
+--- a/drivers/net/wireless/ath/ath9k/Kconfig
++++ b/drivers/net/wireless/ath/ath9k/Kconfig
+@@ -58,6 +58,19 @@ config ATH9K_AHB
+ Say Y, if you have a SoC with a compatible built-in
+ wireless MAC. Say N if unsure.
+
++config ATH9K_UBNTHSR
++ bool "Ubiquiti UniFi Outdoor Plus HSR support"
++ depends on ATH9K
++ ---help---
++ This options enables code to control the HSR RF
++ filter in the receive path of the Ubiquiti UniFi
++ Outdoor Plus access point.
++
++ Say Y if you want to use the access point. The
++ code will only be used if the device is detected,
++ so it does not harm other setup other than occupying
++ a bit of memory.
++
+ config ATH9K_DEBUGFS
+ bool "Atheros ath9k debugging"
+ depends on ATH9K && DEBUG_FS
diff --git a/package/kernel/mac80211/patches/ath9k/552-ath9k-ahb_of.patch b/package/kernel/mac80211/patches/ath9k/552-ath9k-ahb_of.patch
new file mode 100644
index 0000000000..8fd6e4409b
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/552-ath9k-ahb_of.patch
@@ -0,0 +1,337 @@
+--- a/drivers/net/wireless/ath/ath9k/ahb.c
++++ b/drivers/net/wireless/ath/ath9k/ahb.c
+@@ -20,7 +20,15 @@
+ #include <linux/platform_device.h>
+ #include <linux/module.h>
+ #include <linux/mod_devicetable.h>
++#include <linux/of_device.h>
+ #include "ath9k.h"
++#include <linux/ath9k_platform.h>
++
++#ifdef CONFIG_OF
++#include <asm/mach-ath79/ath79.h>
++#include <asm/mach-ath79/ar71xx_regs.h>
++#include <linux/mtd/mtd.h>
++#endif
+
+ static const struct platform_device_id ath9k_platform_id_table[] = {
+ {
+@@ -69,6 +77,242 @@ static const struct ath_bus_ops ath_ahb_
+ .eeprom_read = ath_ahb_eeprom_read,
+ };
+
++#ifdef CONFIG_OF
++
++#define QCA955X_DDR_CTL_CONFIG 0x108
++#define QCA955X_DDR_CTL_CONFIG_ACT_WMAC BIT(23)
++
++static int of_get_wifi_cal(struct device_node *np, struct ath9k_platform_data *pdata)
++{
++#ifdef CONFIG_MTD
++ struct device_node *mtd_np = NULL;
++ size_t retlen;
++ int size, ret;
++ struct mtd_info *mtd;
++ const char *part;
++ const __be32 *list;
++ phandle phandle;
++
++ list = of_get_property(np, "mtd-cal-data", &size);
++ if (!list)
++ return 0;
++
++ if (size != (2 * sizeof(*list)))
++ return 1;
++
++ phandle = be32_to_cpup(list++);
++ if (phandle)
++ mtd_np = of_find_node_by_phandle(phandle);
++
++ if (!mtd_np)
++ return 1;
++
++ part = of_get_property(mtd_np, "label", NULL);
++ if (!part)
++ part = mtd_np->name;
++
++ mtd = get_mtd_device_nm(part);
++ if (IS_ERR(mtd))
++ return 1;
++
++ ret = mtd_read(mtd, be32_to_cpup(list), sizeof(pdata->eeprom_data),
++ &retlen, (u8*)pdata->eeprom_data);
++ put_mtd_device(mtd);
++
++#endif
++ return 0;
++}
++
++static int ar913x_wmac_reset(void)
++{
++ ath79_device_reset_set(AR913X_RESET_AMBA2WMAC);
++ mdelay(10);
++
++ ath79_device_reset_clear(AR913X_RESET_AMBA2WMAC);
++ mdelay(10);
++
++ return 0;
++}
++
++static int ar933x_wmac_reset(void)
++{
++ int retries = 20;
++
++ ath79_device_reset_set(AR933X_RESET_WMAC);
++ ath79_device_reset_clear(AR933X_RESET_WMAC);
++
++ while (1) {
++ u32 bootstrap;
++
++ bootstrap = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP);
++ if ((bootstrap & AR933X_BOOTSTRAP_EEPBUSY) == 0)
++ return 0;
++
++ if (retries-- == 0)
++ break;
++
++ udelay(10000);
++ }
++
++ pr_err("ar933x: WMAC reset timed out");
++ return -ETIMEDOUT;
++}
++
++static int qca955x_wmac_reset(void)
++{
++ int i;
++
++ /* Try to wait for WMAC DDR activity to stop */
++ for (i = 0; i < 10; i++) {
++ if (!(__raw_readl(ath79_ddr_base + QCA955X_DDR_CTL_CONFIG) &
++ QCA955X_DDR_CTL_CONFIG_ACT_WMAC))
++ break;
++
++ udelay(10);
++ }
++
++ ath79_device_reset_set(QCA955X_RESET_RTC);
++ udelay(10);
++ ath79_device_reset_clear(QCA955X_RESET_RTC);
++ udelay(10);
++
++ return 0;
++}
++
++enum {
++ AR913X_WMAC = 0,
++ AR933X_WMAC,
++ AR934X_WMAC,
++ QCA953X_WMAC,
++ QCA955X_WMAC,
++ QCA956X_WMAC,
++};
++
++static int ar9330_get_soc_revision(void)
++{
++ if (ath79_soc_rev == 1)
++ return ath79_soc_rev;
++
++ return 0;
++}
++
++static int ath79_get_soc_revision(void)
++{
++ return ath79_soc_rev;
++}
++
++static const struct of_ath_ahb_data {
++ u16 dev_id;
++ u32 bootstrap_reg;
++ u32 bootstrap_ref;
++
++ int (*soc_revision)(void);
++ int (*wmac_reset)(void);
++} of_ath_ahb_data[] = {
++ [AR913X_WMAC] = {
++ .dev_id = AR5416_AR9100_DEVID,
++ .wmac_reset = ar913x_wmac_reset,
++
++ },
++ [AR933X_WMAC] = {
++ .dev_id = AR9300_DEVID_AR9330,
++ .bootstrap_reg = AR933X_RESET_REG_BOOTSTRAP,
++ .bootstrap_ref = AR933X_BOOTSTRAP_REF_CLK_40,
++ .soc_revision = ar9330_get_soc_revision,
++ .wmac_reset = ar933x_wmac_reset,
++ },
++ [AR934X_WMAC] = {
++ .dev_id = AR9300_DEVID_AR9340,
++ .bootstrap_reg = AR934X_RESET_REG_BOOTSTRAP,
++ .bootstrap_ref = AR934X_BOOTSTRAP_REF_CLK_40,
++ .soc_revision = ath79_get_soc_revision,
++ },
++ [QCA953X_WMAC] = {
++ .dev_id = AR9300_DEVID_AR953X,
++ .bootstrap_reg = QCA953X_RESET_REG_BOOTSTRAP,
++ .bootstrap_ref = QCA953X_BOOTSTRAP_REF_CLK_40,
++ .soc_revision = ath79_get_soc_revision,
++ },
++ [QCA955X_WMAC] = {
++ .dev_id = AR9300_DEVID_QCA955X,
++ .bootstrap_reg = QCA955X_RESET_REG_BOOTSTRAP,
++ .bootstrap_ref = QCA955X_BOOTSTRAP_REF_CLK_40,
++ .wmac_reset = qca955x_wmac_reset,
++ },
++ [QCA956X_WMAC] = {
++ .dev_id = AR9300_DEVID_QCA956X,
++ .bootstrap_reg = QCA956X_RESET_REG_BOOTSTRAP,
++ .bootstrap_ref = QCA956X_BOOTSTRAP_REF_CLK_40,
++ .soc_revision = ath79_get_soc_revision,
++ },
++};
++
++const struct of_device_id of_ath_ahb_match[] = {
++ { .compatible = "qca,ar9130-wmac", .data = &of_ath_ahb_data[AR913X_WMAC] },
++ { .compatible = "qca,ar9330-wmac", .data = &of_ath_ahb_data[AR933X_WMAC] },
++ { .compatible = "qca,ar9340-wmac", .data = &of_ath_ahb_data[AR934X_WMAC] },
++ { .compatible = "qca,qca9530-wmac", .data = &of_ath_ahb_data[QCA953X_WMAC] },
++ { .compatible = "qca,qca9550-wmac", .data = &of_ath_ahb_data[QCA955X_WMAC] },
++ { .compatible = "qca,qca9560-wmac", .data = &of_ath_ahb_data[QCA956X_WMAC] },
++ {},
++};
++MODULE_DEVICE_TABLE(of, of_ath_ahb_match);
++
++static int of_ath_ahb_probe(struct platform_device *pdev)
++{
++ struct ath9k_platform_data *pdata;
++ const struct of_device_id *match;
++ const struct of_ath_ahb_data *data;
++ u8 led_pin;
++
++ match = of_match_device(of_ath_ahb_match, &pdev->dev);
++ data = (const struct of_ath_ahb_data *)match->data;
++
++ pdata = dev_get_platdata(&pdev->dev);
++
++ if (!of_property_read_u8(pdev->dev.of_node, "qca,led-pin", &led_pin))
++ pdata->led_pin = led_pin;
++ else
++ pdata->led_pin = -1;
++
++ if (of_property_read_bool(pdev->dev.of_node, "qca,disable-2ghz"))
++ pdata->disable_2ghz = true;
++
++ if (of_property_read_bool(pdev->dev.of_node, "qca,disable-5ghz"))
++ pdata->disable_5ghz = true;
++
++ if (of_property_read_bool(pdev->dev.of_node, "qca,tx-gain-buffalo"))
++ pdata->tx_gain_buffalo = true;
++
++ if (data->wmac_reset) {
++ data->wmac_reset();
++ pdata->external_reset = data->wmac_reset;
++ }
++
++ if (data->dev_id == AR9300_DEVID_AR953X) {
++ /*
++ * QCA953x only supports 25MHz refclk.
++ * Some vendors have an invalid bootstrap option
++ * set, which would break the WMAC here.
++ */
++ pdata->is_clk_25mhz = true;
++ } else if (data->bootstrap_reg && data->bootstrap_ref) {
++ u32 t = ath79_reset_rr(data->bootstrap_reg);
++ if (t & data->bootstrap_ref)
++ pdata->is_clk_25mhz = false;
++ else
++ pdata->is_clk_25mhz = true;
++ }
++
++ pdata->get_mac_revision = data->soc_revision;
++
++ if (of_get_wifi_cal(pdev->dev.of_node, pdata))
++ dev_err(&pdev->dev, "failed to load calibration data from mtd device\n");
++
++ return data->dev_id;
++}
++#endif
++
+ static int ath_ahb_probe(struct platform_device *pdev)
+ {
+ void __iomem *mem;
+@@ -80,6 +324,17 @@ static int ath_ahb_probe(struct platform
+ int ret = 0;
+ struct ath_hw *ah;
+ char hw_name[64];
++ u16 dev_id;
++
++ if (id)
++ dev_id = id->driver_data;
++
++#ifdef CONFIG_OF
++ if (pdev->dev.of_node)
++ pdev->dev.platform_data = devm_kzalloc(&pdev->dev,
++ sizeof(struct ath9k_platform_data),
++ GFP_KERNEL);
++#endif
+
+ if (!dev_get_platdata(&pdev->dev)) {
+ dev_err(&pdev->dev, "no platform data specified\n");
+@@ -122,13 +377,16 @@ static int ath_ahb_probe(struct platform
+ sc->mem = mem;
+ sc->irq = irq;
+
++#ifdef CONFIG_OF
++ dev_id = of_ath_ahb_probe(pdev);
++#endif
+ ret = request_irq(irq, ath_isr, IRQF_SHARED, "ath9k", sc);
+ if (ret) {
+ dev_err(&pdev->dev, "request_irq failed\n");
+ goto err_free_hw;
+ }
+
+- ret = ath9k_init_device(id->driver_data, sc, &ath_ahb_bus_ops);
++ ret = ath9k_init_device(dev_id, sc, &ath_ahb_bus_ops);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to initialize device\n");
+ goto err_irq;
+@@ -159,6 +417,9 @@ static int ath_ahb_remove(struct platfor
+ free_irq(sc->irq, sc);
+ ieee80211_free_hw(sc->hw);
+ }
++#ifdef CONFIG_OF
++ pdev->dev.platform_data = NULL;
++#endif
+
+ return 0;
+ }
+@@ -168,6 +429,9 @@ static struct platform_driver ath_ahb_dr
+ .remove = ath_ahb_remove,
+ .driver = {
+ .name = "ath9k",
++#ifdef CONFIG_OF
++ .of_match_table = of_ath_ahb_match,
++#endif
+ },
+ .id_table = ath9k_platform_id_table,
+ };
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -25,6 +25,7 @@
+ #include <linux/time.h>
+ #include <linux/hw_random.h>
+ #include <linux/gpio/driver.h>
++#include <linux/reset.h>
+
+ #include "common.h"
+ #include "debug.h"
+@@ -1012,6 +1013,9 @@ struct ath_softc {
+ struct ath_hw *sc_ah;
+ void __iomem *mem;
+ int irq;
++#ifdef CONFIG_OF
++ struct reset_control *reset;
++#endif
+ spinlock_t sc_serial_rw;
+ spinlock_t sc_pm_lock;
+ spinlock_t sc_pcu_lock;
diff --git a/package/kernel/mac80211/patches/ath9k/553-ath9k_of_gpio_mask.patch b/package/kernel/mac80211/patches/ath9k/553-ath9k_of_gpio_mask.patch
new file mode 100644
index 0000000000..8e0041e3ef
--- /dev/null
+++ b/package/kernel/mac80211/patches/ath9k/553-ath9k_of_gpio_mask.patch
@@ -0,0 +1,25 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -654,6 +654,12 @@ static int ath9k_of_init(struct ath_soft
+ return 0;
+ }
+
++static void ath9k_of_gpio_mask(struct ath_softc *sc)
++{
++ of_property_read_u32(sc->dev->of_node, "qca,gpio-mask",
++ &sc->sc_ah->caps.gpio_mask);
++}
++
+ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
+ const struct ath_bus_ops *bus_ops)
+ {
+@@ -757,6 +763,9 @@ static int ath9k_init_softc(u16 devid, s
+ if (ret)
+ goto err_hw;
+
++ /* GPIO mask quirk */
++ ath9k_of_gpio_mask(sc);
++
+ ret = ath9k_init_queues(sc);
+ if (ret)
+ goto err_queues;