diff options
| author | Mathias Kresin <dev@kresin.me> | 2017-03-22 07:29:32 +0100 |
|---|---|---|
| committer | Mathias Kresin <dev@kresin.me> | 2017-04-08 14:30:00 +0200 |
| commit | 20b45df7ebcd18802d56f51893d40af43b687cb3 (patch) | |
| tree | 62876dc11329575e1f2ecc2caafb65334bad366b /package/kernel/mac80211 | |
| parent | 192f0a3db8598fc6faa47788d0152bda54c5109a (diff) | |
| download | upstream-20b45df7ebcd18802d56f51893d40af43b687cb3.tar.gz upstream-20b45df7ebcd18802d56f51893d40af43b687cb3.tar.bz2 upstream-20b45df7ebcd18802d56f51893d40af43b687cb3.zip | |
ath9k: enable GPIO chip only if requested via DT
In case that the atheros device tree binding is used, enable access to
the GPIO chip only if the gpio-controller device tree parameter is used
for the ath9k node.
Signed-off-by: Mathias Kresin <dev@kresin.me>
Diffstat (limited to 'package/kernel/mac80211')
| -rw-r--r-- | package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch | 25 | ||||
| -rw-r--r-- | package/kernel/mac80211/patches/549-ath9k_enable_gpio_buttons.patch | 6 |
2 files changed, 21 insertions, 10 deletions
diff --git a/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch b/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch index 4e28abbc35..10047a7cfd 100644 --- a/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch +++ b/package/kernel/mac80211/patches/548-ath9k_enable_gpio_chip.patch @@ -196,7 +196,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> return 0; } -@@ -136,12 +264,18 @@ void ath_deinit_leds(struct ath_softc *s +@@ -136,17 +264,24 @@ void ath_deinit_leds(struct ath_softc *s while (!list_empty(&sc->leds)) { led = list_first_entry(&sc->leds, struct ath_led, list); @@ -215,16 +215,27 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> } void ath_init_leds(struct ath_softc *sc) -@@ -158,6 +292,8 @@ 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 +291,13 @@ 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 */ ++ if (of_property_read_bool(np, "gpio-controller")) ++ ath9k_register_gpio_chip(sc); ++ ath_fill_led_pin(sc); -+ ath9k_register_gpio_chip(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) -@@ -183,6 +319,7 @@ void ath_init_leds(struct ath_softc *sc) +@@ -183,6 +325,7 @@ 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); } diff --git a/package/kernel/mac80211/patches/549-ath9k_enable_gpio_buttons.patch b/package/kernel/mac80211/patches/549-ath9k_enable_gpio_buttons.patch index 8aefcf4d07..1d1efe5384 100644 --- a/package/kernel/mac80211/patches/549-ath9k_enable_gpio_buttons.patch +++ b/package/kernel/mac80211/patches/549-ath9k_enable_gpio_buttons.patch @@ -117,10 +117,10 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> while (!list_empty(&sc->leds)) { led = list_first_entry(&sc->leds, struct ath_led, list); #ifdef CONFIG_GPIOLIB -@@ -293,6 +362,7 @@ void ath_init_leds(struct ath_softc *sc) - ath_fill_led_pin(sc); +@@ -299,6 +368,7 @@ void ath_init_leds(struct ath_softc *sc) + ath9k_register_gpio_chip(sc); - ath9k_register_gpio_chip(sc); + ath_fill_led_pin(sc); + ath9k_init_buttons(sc); if (pdata && pdata->leds && pdata->num_leds) |