From: Greg Meiste <w30289@motorola.com>
Date: Wed, 7 Jul 2010 21:41:05 +0000 (-0500)
Subject: [ARM] tegra: stingray: Export charging GPIOs
X-Git-Tag: firefly_0821_release~9834^2~800
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0c63e93484c49657a075d006356ffdbec001ddb6;p=firefly-linux-kernel-4.4.55.git

[ARM] tegra: stingray: Export charging GPIOs

The factory needs to be able to control the charging IC
during the device testing before the device is allowed
to ship.

Change-Id: I1d7f3edd8dfbc06a9c557c82bc3c88f2873ab414
Signed-off-by: Greg Meiste <w30289@motorola.com>
---

diff --git a/arch/arm/mach-tegra/board-stingray.c b/arch/arm/mach-tegra/board-stingray.c
index 6cf6cff4cc86..c4f78c5a2a1a 100644
--- a/arch/arm/mach-tegra/board-stingray.c
+++ b/arch/arm/mach-tegra/board-stingray.c
@@ -565,15 +565,33 @@ static void __init tegra_stingray_init(void)
 
 	/* Enable charging */
 	tegra_gpio_enable(TEGRA_GPIO_PV5);
-	tegra_gpio_enable(TEGRA_GPIO_PV6);
+	gpio_request(TEGRA_GPIO_PV5, "chg_stat1");
+	gpio_export(TEGRA_GPIO_PV5, false);
 	if (stingray_revision() <= STINGRAY_REVISION_P0) {
 		bq24617_device.resource = bq24617_resources_m1_p0;
 
+		tegra_gpio_enable(TEGRA_GPIO_PV6);
+		gpio_request(TEGRA_GPIO_PV6, "chg_stat2");
+		gpio_export(TEGRA_GPIO_PV6, false);
+
 		tegra_gpio_enable(TEGRA_GPIO_PJ0);
 		gpio_request(TEGRA_GPIO_PJ0, "chg_disable");
 		gpio_direction_output(TEGRA_GPIO_PJ0, 0);
-	} else
+		gpio_export(TEGRA_GPIO_PJ0, false);
+	} else {
+		tegra_gpio_enable(TEGRA_GPIO_PV6);
+		gpio_request(TEGRA_GPIO_PV6, "chg_detect");
+		gpio_export(TEGRA_GPIO_PV6, false);
+
 		tegra_gpio_enable(TEGRA_GPIO_PD1);
+		gpio_request(TEGRA_GPIO_PD1, "chg_stat2");
+		gpio_export(TEGRA_GPIO_PD1, false);
+
+		tegra_gpio_enable(TEGRA_GPIO_PI4);
+		gpio_request(TEGRA_GPIO_PI4, "chg_disable");
+		gpio_direction_output(TEGRA_GPIO_PI4, 0);
+		gpio_export(TEGRA_GPIO_PI4, false);
+	}
 
 	stingray_pinmux_init();