diff --git a/arch/arm/mach-pxa/include/mach/z2.h b/arch/arm/mach-pxa/include/mach/z2.h index 8835c16bc82f..7b0f71ef3167 100644 --- a/arch/arm/mach-pxa/include/mach/z2.h +++ b/arch/arm/mach-pxa/include/mach/z2.h @@ -25,8 +25,7 @@ #define GPIO98_ZIPITZ2_LID_BUTTON 98 /* Libertas GSPI8686 WiFi */ -#define GPIO14_ZIPITZ2_WIFI_RESET 14 -#define GPIO15_ZIPITZ2_WIFI_POWER 15 +#define GPIO14_ZIPITZ2_WIFI_POWER 14 #define GPIO24_ZIPITZ2_WIFI_CS 24 #define GPIO36_ZIPITZ2_WIFI_IRQ 36 diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c index 31db09bb0b5c..4df1ecb14543 100644 --- a/arch/arm/mach-pxa/z2.c +++ b/arch/arm/mach-pxa/z2.c @@ -139,8 +139,7 @@ static unsigned long z2_pin_config[] = { GPIO1_GPIO, /* Power button */ GPIO37_GPIO, /* Headphone detect */ GPIO98_GPIO, /* Lid switch */ - GPIO14_GPIO, /* WiFi Reset */ - GPIO15_GPIO, /* WiFi Power */ + GPIO14_GPIO, /* WiFi Power */ GPIO24_GPIO, /* WiFi CS */ GPIO36_GPIO, /* WiFi IRQ */ GPIO88_GPIO, /* LCD CS */ @@ -512,26 +511,16 @@ static int z2_lbs_spi_setup(struct spi_device *spi) { int ret = 0; - ret = gpio_request(GPIO15_ZIPITZ2_WIFI_POWER, "WiFi Power"); + ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power"); if (ret) goto err; - ret = gpio_direction_output(GPIO15_ZIPITZ2_WIFI_POWER, 1); + ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1); if (ret) goto err2; - ret = gpio_request(GPIO14_ZIPITZ2_WIFI_RESET, "WiFi Reset"); - if (ret) - goto err2; - - ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_RESET, 0); - if (ret) - goto err3; - - /* Reset the card */ + /* Wait until card is powered on */ mdelay(180); - gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 1); - mdelay(20); spi->bits_per_word = 16; spi->mode = SPI_MODE_2, @@ -540,22 +529,18 @@ static int z2_lbs_spi_setup(struct spi_device *spi) return 0; -err3: - gpio_free(GPIO14_ZIPITZ2_WIFI_RESET); err2: - gpio_free(GPIO15_ZIPITZ2_WIFI_POWER); + gpio_free(GPIO14_ZIPITZ2_WIFI_POWER); err: return ret; }; static int z2_lbs_spi_teardown(struct spi_device *spi) { - gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 0); - gpio_set_value(GPIO15_ZIPITZ2_WIFI_POWER, 0); - gpio_free(GPIO14_ZIPITZ2_WIFI_RESET); - gpio_free(GPIO15_ZIPITZ2_WIFI_POWER); - return 0; + gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0); + gpio_free(GPIO14_ZIPITZ2_WIFI_POWER); + return 0; }; static struct pxa2xx_spi_chip z2_lbs_chip_info = {