0002-ahci_imx-Make-receive-DPLL-mode-configurable.patch

From 6f2dae2ee19cfc972335511053a5b94cc30879f7 Mon Sep 17 00:00:00 2001
From: Justin Waters <justin.waters@timesys.com>
Date: Wed, 2 Mar 2016 11:47:13 -0500
Subject: [PATCH 2/7] ahci_imx: Make receive DPLL mode configurable

---
 drivers/ata/ahci_imx.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c
index 3fccbed..4a91fe3 100644
--- a/drivers/ata/ahci_imx.c
+++ b/drivers/ata/ahci_imx.c
@@ -472,6 +472,13 @@ static const struct reg_value gpr13_rx_eq[] = {
 	{ 4000, IMX6Q_GPR13_SATA_RX_EQ_VAL_4_0_DB },
 };
 
+static const struct reg_value gpr13_rx_dpll[] = {
+	{ 0, IMX6Q_GPR13_SATA_RX_DPLL_MODE_1P_1F },
+	{ 1, IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_2F },
+	{ 2, IMX6Q_GPR13_SATA_RX_DPLL_MODE_1P_4F },
+	{ 3, IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_4F },
+};
+
 static const struct reg_property gpr13_props[] = {
 	{
 		.name = "fsl,transmit-level-mV",
@@ -497,6 +504,11 @@ static const struct reg_property gpr13_props[] = {
 		.name = "fsl,no-spread-spectrum",
 		.def_value = IMX6Q_GPR13_SATA_MPLL_SS_EN,
 		.set_value = 0,
+	}, {
+		.name = "fsl,receive-dpll-mode",
+		.values = gpr13_rx_dpll,
+		.num_values = ARRAY_SIZE(gpr13_rx_dpll),
+		.def_value = IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_4F,
 	},
 };
 
@@ -604,7 +616,6 @@ static int imx_ahci_probe(struct platform_device *pdev)
 
 		imxpriv->phy_params =
 				   IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2M |
-				   IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_4F |
 				   IMX6Q_GPR13_SATA_SPD_MODE_3P0G |
 				   reg_value;
 	}
-- 
2.8.1