76 lines
2.1 KiB
Diff
76 lines
2.1 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/init.c
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+++ b/drivers/net/wireless/ath/ath9k/init.c
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@@ -16,6 +16,7 @@
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#include <linux/slab.h>
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+#include "linux/ath9k_platform.h"
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#include "ath9k.h"
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static char *dev_info = "ath9k";
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@@ -549,6 +550,8 @@ static int ath9k_init_softc(u16 devid, s
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pdata = (struct ath9k_platform_data *) sc->dev->platform_data;
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if (!pdata)
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ah->ah_flags |= AH_USE_EEPROM;
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+ else
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+ sc->quirk_wndr3700 = pdata->quirk_wndr3700;
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common = ath9k_hw_common(ah);
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common->ops = &ath9k_common_ops;
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@@ -671,6 +674,24 @@ void ath9k_set_hw_capab(struct ath_softc
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SET_IEEE80211_PERM_ADDR(hw, common->macaddr);
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}
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+#ifdef CONFIG_ATHEROS_AR71XX
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+static void wndr3700_init_antenna(struct ath_hw *ah)
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+{
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+ ath9k_hw_cfg_output(ah, 6, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
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+ ath9k_hw_cfg_output(ah, 7, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
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+ ath9k_hw_cfg_output(ah, 8, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
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+ ath9k_hw_cfg_output(ah, 9, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
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+
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+ /* select the first antenna group */
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+ ath9k_hw_set_gpio(ah, 6, 0);
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+ ath9k_hw_set_gpio(ah, 7, 1);
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+ ath9k_hw_set_gpio(ah, 8, 0);
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+ ath9k_hw_set_gpio(ah, 9, 1);
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+}
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+#else
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+static inline void wndr3700_init_antenna(struct ath_hw *ah) {}
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+#endif /* CONFIG_ATHEROS_AR71XX */
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+
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int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
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const struct ath_bus_ops *bus_ops)
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{
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@@ -689,6 +710,9 @@ int ath9k_init_device(u16 devid, struct
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common = ath9k_hw_common(ah);
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ath9k_set_hw_capab(sc, hw);
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+ if (sc->quirk_wndr3700)
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+ wndr3700_init_antenna(ah);
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+
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/* Initialize regulatory */
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error = ath_regd_init(&common->regulatory, sc->hw->wiphy,
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ath9k_reg_notifier);
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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -591,6 +591,8 @@ struct ath_softc {
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int beacon_interval;
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+ bool quirk_wndr3700;
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+
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#ifdef CONFIG_ATH9K_DEBUGFS
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struct ath9k_debug debug;
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#endif
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--- a/include/linux/ath9k_platform.h
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+++ b/include/linux/ath9k_platform.h
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@@ -24,6 +24,8 @@
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struct ath9k_platform_data {
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u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS];
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u8 *macaddr;
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+
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+ bool quirk_wndr3700;
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};
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#endif /* _LINUX_ATH9K_PLATFORM_H */
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