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-rw-r--r--arch/arm/mach-tegra/tegra210/xusb-padctl.c25
1 files changed, 20 insertions, 5 deletions
diff --git a/arch/arm/mach-tegra/tegra210/xusb-padctl.c b/arch/arm/mach-tegra/tegra210/xusb-padctl.c
index 6022f16..9ec93e7 100644
--- a/arch/arm/mach-tegra/tegra210/xusb-padctl.c
+++ b/arch/arm/mach-tegra/tegra210/xusb-padctl.c
@@ -279,7 +279,10 @@ static int pcie_phy_enable(struct tegra_xusb_phy *phy)
if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE)
break;
}
-
+ if (!(value & XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE)) {
+ debug(" timeout\n");
+ return -ETIMEDOUT;
+ }
debug(" done\n");
value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2);
@@ -295,7 +298,10 @@ static int pcie_phy_enable(struct tegra_xusb_phy *phy)
if ((value & XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE) == 0)
break;
}
-
+ if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE) {
+ debug(" timeout\n");
+ return -ETIMEDOUT;
+ }
debug(" done\n");
value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1);
@@ -310,7 +316,10 @@ static int pcie_phy_enable(struct tegra_xusb_phy *phy)
if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL1_LOCKDET_STATUS)
break;
}
-
+ if (!(value & XUSB_PADCTL_UPHY_PLL_P0_CTL1_LOCKDET_STATUS)) {
+ debug(" timeout\n");
+ return -ETIMEDOUT;
+ }
debug(" done\n");
value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8);
@@ -326,7 +335,10 @@ static int pcie_phy_enable(struct tegra_xusb_phy *phy)
if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE)
break;
}
-
+ if (!(value & XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE)) {
+ debug(" timeout\n");
+ return -ETIMEDOUT;
+ }
debug(" done\n");
value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8);
@@ -341,7 +353,10 @@ static int pcie_phy_enable(struct tegra_xusb_phy *phy)
if ((value & XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE) == 0)
break;
}
-
+ if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE) {
+ debug(" timeout\n");
+ return -ETIMEDOUT;
+ }
debug(" done\n");
value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8);