From 5915336cb101f02a524c7d3fa1aac656b71bee31 Mon Sep 17 00:00:00 2001 From: Nathan Connell Date: Thu, 18 Nov 2010 11:12:37 -0600 Subject: [PATCH] ARM: tegra: usb_phy: Disable HS disconnect detect for USB2 port Signed-off-by: Nathan Connell Change-Id: Ia0c24128af0f1def38d0902b15a274582c302ce2 --- arch/arm/mach-tegra/usb_phy.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/mach-tegra/usb_phy.c b/arch/arm/mach-tegra/usb_phy.c index ce9d4275ef77..dffabc3ec063 100644 --- 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); -- 2.34.1