ARM: tegra: usb_phy: Disable HS disconnect detect for USB2 port

Signed-off-by: Nathan Connell <w14185@motorola.com>
Change-Id: Ia0c24128af0f1def38d0902b15a274582c302ce2

diff --git a/arch/arm/mach-tegra/usb_phy.c b/arch/arm/mach-tegra/usb_phy.c
index ce9d4275ef774359ed8de74b340b9b557bbad2ee..dffabc3ec063c2950db5b90f2f443a59c1100a7c 100644 (file)
--- a/arch/arm/mach-tegra/usb_phy.c
+++ b/arch/arm/mach-tegra/usb_phy.c
@@ -114,6 +114,7 @@
 
 #define UTMIP_TX_CFG0          0x820
 #define   UTMIP_FS_PREABMLE_J          (1 << 19)
+#define   UTMIP_HS_DISCON_DISABLE      (1 << 8)
 
 #define UTMIP_MISC_CFG0                0x824
 #define   UTMIP_SUSPEND_EXIT_ON_EDGE   (1 << 22)
@@ -346,6 +347,8 @@ static void utmi_phy_power_on(struct tegra_usb_phy *phy)
 
        val = readl(base + UTMIP_TX_CFG0);
        val &= ~UTMIP_FS_PREABMLE_J;
+       if (phy->instance == 2)
+               val |= UTMIP_HS_DISCON_DISABLE;
        writel(val, base + UTMIP_TX_CFG0);
 
        val = readl(base + UTMIP_HSRX_CFG0);