From: Greg Meiste <w30289@motorola.com>
Date: Fri, 18 Feb 2011 22:04:27 +0000 (-0600)
Subject: [ARM] tegra: stingray: Update pinmux config for wifi-only model
X-Git-Tag: firefly_0821_release~9834^2~92
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a3a557c747edbb735cd275a046d1c390662eb5e8;p=firefly-linux-kernel-4.4.55.git

[ARM] tegra: stingray: Update pinmux config for wifi-only model

Change-Id: If20d390afc27eeef8c90b28984467e4808b3187a
Signed-off-by: Greg Meiste <w30289@motorola.com>
---

diff --git a/arch/arm/mach-tegra/board-stingray-pinmux.c b/arch/arm/mach-tegra/board-stingray-pinmux.c
index 3d8c33c06974..845ac2a28129 100755
--- a/arch/arm/mach-tegra/board-stingray-pinmux.c
+++ b/arch/arm/mach-tegra/board-stingray-pinmux.c
@@ -179,6 +179,15 @@ void __init stingray_pinmux_init(void)
 	tegra_drive_pinmux_config_table(stingray_drive_pinmux,
 		ARRAY_SIZE(stingray_drive_pinmux));
 
+	if (!stingray_hw_has_cdma() && !stingray_hw_has_umts()) {
+		/* Keep the pins from floating and creating excessive
+		 * current drain. */
+		tegra_pinmux_set_pullupdown(TEGRA_PINGROUP_GMC,
+					    TEGRA_PUPD_PULL_UP);
+		tegra_pinmux_set_pullupdown(TEGRA_PINGROUP_UDA,
+					    TEGRA_PUPD_PULL_UP);
+	}
+
 	tegra_gpio_disable(TEGRA_GPIO_PE0);
 	tegra_gpio_disable(TEGRA_GPIO_PE1);
 	tegra_gpio_disable(TEGRA_GPIO_PE2);