Instead of manualy flipping the bits call imx6_pcie_assert_core_reset()
to give the code, executing after BB, a clean slate. This also makes the
function match similar code in Linux kernel driver.
Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
---
drivers/pci/pci-imx6.c | 19 +------------------
1 file changed, 1 insertion(+), 18 deletions(-)
diff --git a/drivers/pci/pci-imx6.c b/drivers/pci/pci-imx6.c
index 46483b4..241df3f 100644
--- a/drivers/pci/pci-imx6.c
+++ b/drivers/pci/pci-imx6.c
@@ -618,25 +618,8 @@ static int __init imx6_pcie_probe(struct device_d *dev)
static void imx6_pcie_remove(struct device_d *dev)
{
struct imx6_pcie *imx6_pcie = dev->priv;
- u32 val;
-
- val = readl(imx6_pcie->pp.dbi_base + PCIE_PL_PFLR);
- val &= ~PCIE_PL_PFLR_LINK_STATE_MASK;
- val |= PCIE_PL_PFLR_FORCE_LINK;
- data_abort_mask();
- writel(val, imx6_pcie->pp.dbi_base + PCIE_PL_PFLR);
- data_abort_unmask();
-
- val = readl(imx6_pcie->iomuxc_gpr + IOMUXC_GPR12);
- val &= ~IMX6Q_GPR12_PCIE_CTL_2;
- writel(val, imx6_pcie->iomuxc_gpr + IOMUXC_GPR12);
-
- val = readl(imx6_pcie->iomuxc_gpr + IOMUXC_GPR1);
- val |= IMX6Q_GPR1_PCIE_TEST_PD;
- writel(val, imx6_pcie->iomuxc_gpr + IOMUXC_GPR1);
- val &= ~IMX6Q_GPR1_PCIE_REF_CLK_EN;
- writel(val, imx6_pcie->iomuxc_gpr + IOMUXC_GPR1);
+ imx6_pcie_assert_core_reset(&imx6_pcie->pp);
}
static struct of_device_id imx6_pcie_of_match[] = {
--
2.5.5
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