diff options
Diffstat (limited to 'drivers/net/wireless/ti')
| -rw-r--r-- | drivers/net/wireless/ti/wl1251/sdio.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wl1251/sdio.c b/drivers/net/wireless/ti/wl1251/sdio.c index 677f1146ccf0..f1224b948f83 100644 --- a/drivers/net/wireless/ti/wl1251/sdio.c +++ b/drivers/net/wireless/ti/wl1251/sdio.c @@ -16,6 +16,9 @@ #include <linux/irq.h> #include <linux/pm_runtime.h> #include <linux/gpio.h> +#include <linux/of.h> +#include <linux/of_gpio.h> +#include <linux/of_irq.h> #include "wl1251.h" @@ -217,6 +220,7 @@ static int wl1251_sdio_probe(struct sdio_func *func, struct ieee80211_hw *hw; struct wl1251_sdio *wl_sdio; const struct wl1251_platform_data *wl1251_board_data; + struct device_node *np = func->dev.of_node; hw = wl1251_alloc_hw(); if (IS_ERR(hw)) @@ -248,6 +252,17 @@ static int wl1251_sdio_probe(struct sdio_func *func, wl->power_gpio = wl1251_board_data->power_gpio; wl->irq = wl1251_board_data->irq; wl->use_eeprom = wl1251_board_data->use_eeprom; + } else if (np) { + wl->use_eeprom = of_property_read_bool(np, + "ti,wl1251-has-eeprom"); + wl->power_gpio = of_get_named_gpio(np, "ti,power-gpio", 0); + wl->irq = of_irq_get(np, 0); + + if (wl->power_gpio == -EPROBE_DEFER || + wl->irq == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto disable; + } } if (gpio_is_valid(wl->power_gpio)) { |