openwrt/target/linux/layerscape/patches-4.4/8134-pci-layerscape-add-LUT-DBG-reigster-offset-member.patch

From 57d147c02fdcbae5e61ba322d51c5734f9511fd7 Mon Sep 17 00:00:00 2001
From: Mingkai Hu <mingkai.hu@nxp.com>
Date: Mon, 26 Sep 2016 14:19:32 +0800
Subject: [PATCH 134/141] pci/layerscape: add LUT DBG reigster offset member

commit 59ab37d6f46356a5b9755fcec74b23616dfdd62f
[doesn't apply pm part]

Different chip have different LUT debug register offset,
so add a member to avoid macro redifinition.

Signed-off-by: Mingkai Hu <mingkai.hu@nxp.com>
Integrated-by: Zhao Qiang <qiang.zhao@nxp.com>
Integrated-by: Yutang Jiang <yutang.jiang@nxp.com>
---
 drivers/pci/host/pci-layerscape.c |    8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

--- a/drivers/pci/host/pci-layerscape.c
+++ b/drivers/pci/host/pci-layerscape.c
@@ -41,6 +41,7 @@
 struct ls_pcie_drvdata {
 	u32 lut_offset;
 	u32 ltssm_shift;
+	u32 lut_dbg;
 	struct pcie_host_ops *ops;
 };
 
@@ -134,7 +135,7 @@ static int ls_pcie_link_up(struct pcie_p
 	struct ls_pcie *pcie = to_ls_pcie(pp);
 	u32 state;
 
-	state = (ioread32(pcie->lut + PCIE_LUT_DBG) >>
+	state = (ioread32(pcie->lut + pcie->drvdata->lut_dbg) >>
 		 pcie->drvdata->ltssm_shift) &
 		 LTSSM_STATE_MASK;
 
@@ -196,24 +197,28 @@ static struct ls_pcie_drvdata ls1021_drvdata = {
 static struct ls_pcie_drvdata ls1012_drvdata = {
 	.lut_offset = 0xC0000,
 	.ltssm_shift = 24,
+	.lut_dbg = 0x7fc,
 	.ops = &ls_pcie_host_ops,
 };
 
 static struct ls_pcie_drvdata ls1043_drvdata = {
 	.lut_offset = 0x10000,
 	.ltssm_shift = 24,
+	.lut_dbg = 0x7fc,
 	.ops = &ls_pcie_host_ops,
 };
 
 static struct ls_pcie_drvdata ls1046_drvdata = {
-	.lut_offset = 0x10000,
+	.lut_offset = 0x80000,
 	.ltssm_shift = 24,
+	.lut_dbg = 0x407fc,
 	.ops = &ls_pcie_host_ops,
 };
 
 static struct ls_pcie_drvdata ls2080_drvdata = {
 	.lut_offset = 0x80000,
 	.ltssm_shift = 0,
+	.lut_dbg = 0x7fc,
 	.ops = &ls_pcie_host_ops,
 };