diff --git a/drivers/pci/pci_tegra.c b/drivers/pci/pci_tegra.c
index c5b04da..1aa56fc 100644
--- a/drivers/pci/pci_tegra.c
+++ b/drivers/pci/pci_tegra.c
@@ -154,15 +154,6 @@ DECLARE_GLOBAL_DATA_PTR;
 #define PADS_REFCLK_CFG_PREDI_SHIFT		8  /* 11:8 */
 #define PADS_REFCLK_CFG_DRVI_SHIFT		12 /* 15:12 */
 
-/* Default value provided by HW engineering is 0xfa5c */
-#define PADS_REFCLK_CFG_VALUE \
-	( \
-		(0x17 << PADS_REFCLK_CFG_TERM_SHIFT)   | \
-		(0    << PADS_REFCLK_CFG_E_TERM_SHIFT) | \
-		(0xa  << PADS_REFCLK_CFG_PREDI_SHIFT)  | \
-		(0xf  << PADS_REFCLK_CFG_DRVI_SHIFT)     \
-	)
-
 #define RP_VEND_XP	0x00000F00
 #define  RP_VEND_XP_DL_UP	(1 << 30)
 
@@ -198,6 +189,8 @@ struct tegra_pcie_soc {
 	unsigned int num_ports;
 	unsigned long pads_pll_ctl;
 	unsigned long tx_ref_sel;
+	u32 pads_refclk_cfg0;
+	u32 pads_refclk_cfg1;
 	bool has_pex_clkreq_en;
 	bool has_pex_bias_ctrl;
 	bool has_cml_clk;
@@ -628,11 +621,9 @@ static int tegra_pcie_phy_enable(struct tegra_pcie *pcie)
 	pads_writel(pcie, value, soc->pads_pll_ctl);
 
 	/* configure the reference clock driver */
-	value = PADS_REFCLK_CFG_VALUE | (PADS_REFCLK_CFG_VALUE << 16);
-	pads_writel(pcie, value, PADS_REFCLK_CFG0);
-
+	pads_writel(pcie, soc->pads_refclk_cfg0, PADS_REFCLK_CFG0);
 	if (soc->num_ports > 2)
-		pads_writel(pcie, PADS_REFCLK_CFG_VALUE, PADS_REFCLK_CFG1);
+		pads_writel(pcie, soc->pads_refclk_cfg1, PADS_REFCLK_CFG1);
 
 	/* wait for the PLL to lock */
 	err = tegra_pcie_pll_wait(pcie, 500);
@@ -943,6 +934,7 @@ static const struct tegra_pcie_soc pci_tegra_soc[] = {
 		.num_ports = 2,
 		.pads_pll_ctl = PADS_PLL_CTL_TEGRA20,
 		.tx_ref_sel = PADS_PLL_CTL_TXCLKREF_DIV10,
+		.pads_refclk_cfg0 = 0xfa5cfa5c,
 		.has_pex_clkreq_en = false,
 		.has_pex_bias_ctrl = false,
 		.has_cml_clk = false,
@@ -952,6 +944,8 @@ static const struct tegra_pcie_soc pci_tegra_soc[] = {
 		.num_ports = 3,
 		.pads_pll_ctl = PADS_PLL_CTL_TEGRA30,
 		.tx_ref_sel = PADS_PLL_CTL_TXCLKREF_BUF_EN,
+		.pads_refclk_cfg0 = 0xfa5cfa5c,
+		.pads_refclk_cfg1 = 0xfa5cfa5c,
 		.has_pex_clkreq_en = true,
 		.has_pex_bias_ctrl = true,
 		.has_cml_clk = true,
@@ -961,6 +955,7 @@ static const struct tegra_pcie_soc pci_tegra_soc[] = {
 		.num_ports = 2,
 		.pads_pll_ctl = PADS_PLL_CTL_TEGRA30,
 		.tx_ref_sel = PADS_PLL_CTL_TXCLKREF_BUF_EN,
+		.pads_refclk_cfg0 = 0x44ac44ac,
 		.has_pex_clkreq_en = true,
 		.has_pex_bias_ctrl = true,
 		.has_cml_clk = true,
@@ -970,6 +965,7 @@ static const struct tegra_pcie_soc pci_tegra_soc[] = {
 		.num_ports = 2,
 		.pads_pll_ctl = PADS_PLL_CTL_TEGRA30,
 		.tx_ref_sel = PADS_PLL_CTL_TXCLKREF_BUF_EN,
+		.pads_refclk_cfg0 = 0x90b890b8,
 		.has_pex_clkreq_en = true,
 		.has_pex_bias_ctrl = true,
 		.has_cml_clk = true,