From 2f3ea65dc8909cbf4116bd74b3dea8d25749508f Mon Sep 17 00:00:00 2001 From: Zhao Qiang Date: Wed, 23 Nov 2016 11:29:45 +0800 Subject: [PATCH 235/238] pci/layerscape: fix pci lut offset issue Signed-off-by: Zhao Qiang --- drivers/pci/host/pci-layerscape.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) --- a/drivers/pci/host/pci-layerscape.c +++ b/drivers/pci/host/pci-layerscape.c @@ -158,16 +158,11 @@ static void ls1021_pcie_host_init(struct static int ls_pcie_link_up(struct pcie_port *pp) { struct ls_pcie *pcie = to_ls_pcie(pp); - u32 state, offset; + u32 state; - if (of_get_property(pp->dev->of_node, "fsl,lut_diff", NULL)) - offset = 0x407fc; - else - offset = PCIE_LUT_DBG; - - state = (ioread32(pcie->lut + offset) >> - pcie->drvdata->ltssm_shift) & - LTSSM_STATE_MASK; + state = (ioread32(pcie->lut + pcie->drvdata->lut_dbg) >> + pcie->drvdata->ltssm_shift) & + LTSSM_STATE_MASK; if (state < LTSSM_PCIE_L0) return 0;