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i.MX6: pci: Replace magic number with a named constant 

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Andrey Smirnov 2015-12-31 21:58:36 -08:00 committed by Sascha Hauer
parent ae172dd2d0
commit cd5f6a99de
1 changed files with 3 additions and 1 deletions
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4
drivers/pci/pci-imx6.c
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@ -51,6 +51,8 @@ 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)
@ -418,7 +420,7 @@ static int imx6_pcie_start_link(struct pcie_port *pp)
if (ret) {
dev_err(pp->dev, "Failed to bring link up!\n");
} else {
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);
}