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Commit 2393f79c authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: imx6: Add #define PCIE_RC_LCSR 



Define PCIE_RC_LCSR and use it instead of the bare offset "0x80."
No functional change.

Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent 1c7fae18

drivers/pci/host/pci-imx6.c

+3 −1
Original line number Diff line number Diff line
@@ -47,6 +47,8 @@ struct imx6_pcie { 
#define PCIE_RC_LCR_MAX_LINK_SPEEDS_GEN2	0x2

#define PCIE_RC_LCR_MAX_LINK_SPEEDS_MASK	0xf



#define PCIE_RC_LCSR				0x80



/* PCIe Port Logic registers (memory-mapped) */

#define PL_OFFSET 0x700

#define PCIE_PL_PFLR (PL_OFFSET + 0x08)
@@ -427,7 +429,7 @@ static int imx6_pcie_start_link(struct pcie_port *pp) 
		return ret;

	}



	tmp = readl(pp->dbi_base + 0x80);

	tmp = readl(pp->dbi_base + PCIE_RC_LCSR);

	dev_dbg(pp->dev, "Link up, Gen=%i\n", (tmp >> 16) & 0xf);

	return 0;

}