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Diffstat (limited to 'arch/arm/mach-pxa/z2.c')
-rw-r--r--arch/arm/mach-pxa/z2.c31
1 files changed, 8 insertions, 23 deletions
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[] = {
139 GPIO1_GPIO, /* Power button */ 139 GPIO1_GPIO, /* Power button */
140 GPIO37_GPIO, /* Headphone detect */ 140 GPIO37_GPIO, /* Headphone detect */
141 GPIO98_GPIO, /* Lid switch */ 141 GPIO98_GPIO, /* Lid switch */
142 GPIO14_GPIO, /* WiFi Reset */ 142 GPIO14_GPIO, /* WiFi Power */
143 GPIO15_GPIO, /* WiFi Power */
144 GPIO24_GPIO, /* WiFi CS */ 143 GPIO24_GPIO, /* WiFi CS */
145 GPIO36_GPIO, /* WiFi IRQ */ 144 GPIO36_GPIO, /* WiFi IRQ */
146 GPIO88_GPIO, /* LCD CS */ 145 GPIO88_GPIO, /* LCD CS */
@@ -512,26 +511,16 @@ static int z2_lbs_spi_setup(struct spi_device *spi)
512{ 511{
513 int ret = 0; 512 int ret = 0;
514 513
515 ret = gpio_request(GPIO15_ZIPITZ2_WIFI_POWER, "WiFi Power"); 514 ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power");
516 if (ret) 515 if (ret)
517 goto err; 516 goto err;
518 517
519 ret = gpio_direction_output(GPIO15_ZIPITZ2_WIFI_POWER, 1); 518 ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1);
520 if (ret) 519 if (ret)
521 goto err2; 520 goto err2;
522 521
523 ret = gpio_request(GPIO14_ZIPITZ2_WIFI_RESET, "WiFi Reset"); 522 /* Wait until card is powered on */
524 if (ret)
525 goto err2;
526
527 ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_RESET, 0);
528 if (ret)
529 goto err3;
530
531 /* Reset the card */
532 mdelay(180); 523 mdelay(180);
533 gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 1);
534 mdelay(20);
535 524
536 spi->bits_per_word = 16; 525 spi->bits_per_word = 16;
537 spi->mode = SPI_MODE_2, 526 spi->mode = SPI_MODE_2,
@@ -540,22 +529,18 @@ static int z2_lbs_spi_setup(struct spi_device *spi)
540 529
541 return 0; 530 return 0;
542 531
543err3:
544 gpio_free(GPIO14_ZIPITZ2_WIFI_RESET);
545err2: 532err2:
546 gpio_free(GPIO15_ZIPITZ2_WIFI_POWER); 533 gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
547err: 534err:
548 return ret; 535 return ret;
549}; 536};
550 537
551static int z2_lbs_spi_teardown(struct spi_device *spi) 538static int z2_lbs_spi_teardown(struct spi_device *spi)
552{ 539{
553 gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 0); 540 gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0);
554 gpio_set_value(GPIO15_ZIPITZ2_WIFI_POWER, 0); 541 gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
555 gpio_free(GPIO14_ZIPITZ2_WIFI_RESET);
556 gpio_free(GPIO15_ZIPITZ2_WIFI_POWER);
557 return 0;
558 542
543 return 0;
559}; 544};
560 545
561static struct pxa2xx_spi_chip z2_lbs_chip_info = { 546static struct pxa2xx_spi_chip z2_lbs_chip_info = {