diff options
author | Mursalin Akon <makon@nvidia.com> | 2012-03-16 11:38:20 -0700 |
---|---|---|
committer | Rohan Somvanshi <rsomvanshi@nvidia.com> | 2012-04-16 03:19:52 -0700 |
commit | e4b1676171cd3d6e14b55f2404c794b55975a327 (patch) | |
tree | be1bbdeb863815a2d9e597bae800d312bd8f774d /arch/arm/mach-tegra/board-whistler-sdhci.c | |
parent | 7d23fc1970979f5f51baef3fc890e0618ad45e8f (diff) |
arm:tegra[3]: power up wifi chip at boot
power up WiFi chip, if Kconfig option
TEGRA_PREPOWER_WIFI is turned on.
Bug 956238
Change-Id: I26ef92fee30f8d18a47c3968b9b01b97e52a9382
Signed-off-by: Mursalin Akon <makon@nvidia.com>
Reviewed-on: http://git-master/r/90671
Reviewed-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
Tested-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/board-whistler-sdhci.c')
-rw-r--r-- | arch/arm/mach-tegra/board-whistler-sdhci.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-whistler-sdhci.c b/arch/arm/mach-tegra/board-whistler-sdhci.c index ebd292a6d168..e3e2fc2000f8 100644 --- a/arch/arm/mach-tegra/board-whistler-sdhci.c +++ b/arch/arm/mach-tegra/board-whistler-sdhci.c @@ -223,6 +223,20 @@ static struct platform_device tegra_sdhci_device3 = { }, }; +#ifdef TEGRA_PREPOWER_WIFI +static int __init whistler_wifi_prepower(void) +{ + if (!machine_is_whistler()) + return 0; + + whistler_wifi_power(1); + + return 0; +} + +subsys_initcall_sync(whistler_wifi_prepower); +#endif + static int __init whistler_wifi_init(void) { gpio_request(WHISTLER_WLAN_PWR, "wlan_power"); |