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| author | Fabio Estevam <fabio.estevam@freescale.com> | 2015-09-11 14:08:53 +0200 |
|---|---|---|
| committer | Bjorn Helgaas <helgaas@kernel.org> | 2015-09-25 00:12:57 +0200 |
| commit | 111feb7f0c50a4b3369274539c27612904d33e96 (patch) | |
| tree | 49620e98ca69513526031e56def0a6abfc765e1a /drivers/pci | |
| parent | PCI: imx6: Return real error code from imx6_add_pcie_port() (diff) | |
| download | linux-111feb7f0c50a4b3369274539c27612904d33e96.tar.xz linux-111feb7f0c50a4b3369274539c27612904d33e96.zip | |
PCI: imx6: Add PCIE_PHY_RX_ASIC_OUT_VALID definition
Add a #define for PCIE_PHY_RX_ASIC_OUT_VALID and use it instead of a
hardcoded value.
[bhelgaas: drop PCIE_PHY_DEBUG_R0_LTSSM_MASK; updated in future patch]
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Bjorn Helgaas <helgaas@kernel.org>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pci-imx6.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c index 2d0d0fe50c99..22e8224126fd 100644 --- a/drivers/pci/host/pci-imx6.c +++ b/drivers/pci/host/pci-imx6.c @@ -74,6 +74,7 @@ struct imx6_pcie { /* PHY registers (not memory-mapped) */ #define PCIE_PHY_RX_ASIC_OUT 0x100D +#define PCIE_PHY_RX_ASIC_OUT_VALID (1 << 0) #define PHY_RX_OVRD_IN_LO 0x1005 #define PHY_RX_OVRD_IN_LO_RX_DATA_EN (1 << 5) @@ -503,7 +504,7 @@ static int imx6_pcie_link_up(struct pcie_port *pp) pcie_phy_read(pp->dbi_base, PCIE_PHY_RX_ASIC_OUT, &rx_valid); debug_r0 = readl(pp->dbi_base + PCIE_PHY_DEBUG_R0); - if (rx_valid & 0x01) + if (rx_valid & PCIE_PHY_RX_ASIC_OUT_VALID) return 0; if ((debug_r0 & 0x3f) != 0x0d) |