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authorXiaowei Bao <xiaowei.bao@nxp.com>2020-07-09 18:31:40 +0300
committerPriyanka Jain <priyanka.jain@nxp.com>2020-07-27 11:54:15 +0300
commit80b5a662b7565928c97be9bc6e0a455e7f29dc75 (patch)
treeea6e339b663a63daaacf1c5c27e8962fbae525f9 /drivers/pci/pcie_layerscape.c
parent83bf32e680f91d3698ea34790e9cef877f3a8dd1 (diff)
downloadu-boot-80b5a662b7565928c97be9bc6e0a455e7f29dc75.tar.xz
pci: layerscape: Modify the ls_pcie_dump_atu function
Modify the ls_pcie_dump_atu function, make it can print the INBOUND windows registers. Signed-off-by: Xiaowei Bao <xiaowei.bao@nxp.com> Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'drivers/pci/pcie_layerscape.c')
-rw-r--r--drivers/pci/pcie_layerscape.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/pci/pcie_layerscape.c b/drivers/pci/pcie_layerscape.c
index 0116af8aa5..25b5272d4e 100644
--- a/drivers/pci/pcie_layerscape.c
+++ b/drivers/pci/pcie_layerscape.c
@@ -121,24 +121,25 @@ void ls_pcie_atu_inbound_set(struct ls_pcie *pcie, u32 pf, u32 vf_flag,
PCIE_ATU_BAR_NUM(bar), PCIE_ATU_CR2);
}
-void ls_pcie_dump_atu(struct ls_pcie *pcie)
+void ls_pcie_dump_atu(struct ls_pcie *pcie, u32 win_num, u32 type)
{
- int i;
+ int win_idx;
- for (i = 0; i < PCIE_ATU_REGION_NUM; i++) {
- dbi_writel(pcie, PCIE_ATU_REGION_OUTBOUND | i,
- PCIE_ATU_VIEWPORT);
- debug("iATU%d:\n", i);
+ for (win_idx = 0; win_idx < win_num; win_idx++) {
+ dbi_writel(pcie, type | win_idx, PCIE_ATU_VIEWPORT);
+ debug("iATU%d:\n", win_idx);
debug("\tLOWER PHYS 0x%08x\n",
dbi_readl(pcie, PCIE_ATU_LOWER_BASE));
debug("\tUPPER PHYS 0x%08x\n",
dbi_readl(pcie, PCIE_ATU_UPPER_BASE));
- debug("\tLOWER BUS 0x%08x\n",
- dbi_readl(pcie, PCIE_ATU_LOWER_TARGET));
- debug("\tUPPER BUS 0x%08x\n",
- dbi_readl(pcie, PCIE_ATU_UPPER_TARGET));
- debug("\tLIMIT 0x%08x\n",
- dbi_readl(pcie, PCIE_ATU_LIMIT));
+ if (type == PCIE_ATU_REGION_OUTBOUND) {
+ debug("\tLOWER BUS 0x%08x\n",
+ dbi_readl(pcie, PCIE_ATU_LOWER_TARGET));
+ debug("\tUPPER BUS 0x%08x\n",
+ dbi_readl(pcie, PCIE_ATU_UPPER_TARGET));
+ debug("\tLIMIT 0x%08x\n",
+ dbi_readl(pcie, PCIE_ATU_LIMIT));
+ }
debug("\tCR1 0x%08x\n",
dbi_readl(pcie, PCIE_ATU_CR1));
debug("\tCR2 0x%08x\n",