[PATCH 11/23] PCI: mobiveil: only fixup the Class Code field

From: Z.q. Hou
Date: Tue Nov 06 2018 - 08:20:24 EST


From: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>

Fixup the Class Code to PCI bridge, do not change the Revision ID.
And move the fixup to *_host_init function.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
---
drivers/pci/controller/pcie-mobiveil.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
index 884c9f95374d..8e3630359597 100644
--- a/drivers/pci/controller/pcie-mobiveil.c
+++ b/drivers/pci/controller/pcie-mobiveil.c
@@ -652,6 +652,12 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie)
type, resource_size(win->res));
}

+ /* fixup for PCIe class register */
+ value = csr_readl(pcie, PAB_INTP_AXI_PIO_CLASS);
+ value &= 0xff;
+ value |= (PCI_CLASS_BRIDGE_PCI << 16);
+ csr_writel(pcie, value, PAB_INTP_AXI_PIO_CLASS);
+
/* setup MSI hardware registers */
mobiveil_pcie_enable_msi(pcie);

@@ -895,9 +901,6 @@ static int mobiveil_pcie_probe(struct platform_device *pdev)
goto error;
}

- /* fixup for PCIe class register */
- csr_writel(pcie, 0x060402ab, PAB_INTP_AXI_PIO_CLASS);
-
/* initialize the IRQ domains */
ret = mobiveil_pcie_init_irq_domain(pcie);
if (ret) {
--
2.17.1