[PATCH v3 00/11] i.MX6, DesignWare PCI improvements

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Everyone:

This is the series containing various small improvements that I made
while reading the code and researching commit history of pci-imx6.c
and pcie-designware*.c files. All changes are optional, so commits
that don't seem like an improvement can be easily dropped. Hopefully
each patch is self-explanatory.

I tested this series on i.MX6Q, i.MX7D and i.MX8MQ.

Feedback is welcome!

Thanks,
Andrey Smirnov

Changes since [v2]:

    - All non i.MX6 patches dropped, since they were accepted as a
      seprarte series
      
    - Series rebased on lates 'dwc-pci' branch of PCI tree
    
    - Patches "PCI: imx6: Use flags to indicate support for suspend"
      and "PCI: imx6: Replace calls to udelay() with usleep_range()"
      added to the series

Changes since [v1]:

  - Dropped "PCI: imx6: Drop imx6_pcie_link_up()" due to the matter
    already having been addressed by "PCI: imx6: Fix link training
    status detection in link up check" from Trent Piepho

  - Changed "designware" -> "dwc" for all subject lines

  - Collected Acked-by's from Gustavo Pimentel

[v2] lkml.kernel.org/r/20190104174925.17153-1-andrew.smirnov@xxxxxxxxx
[v1] lkml.kernel.org/r/20181221072716.29017-1-andrew.smirnov@xxxxxxxxx

Andrey Smirnov (11):
  PCI: imx6: Simplify imx7d_pcie_wait_for_phy_pll_lock()
  PCI: imx6: Remove redundant debug tracing
  PCI: imx6: Return -ETIMEOUT from imx6_pcie_wait_for_speed_change()
  PCI: imx6: Remove PCIE_PL_PFLR_* constants
  PCI: dwc: imx6: Share PHY debug register definitions
  PCI: imx6: Make use of BIT() in constant definitions
  PCI: imx6: Simplify bit operations in PHY functions
  PCI: imx6: Simplify pcie_phy_poll_ack()
  PCI: imx6: Restrict PHY register data to 16-bit
  PCI: imx6: Use flags to indicate support for suspend
  PCI: imx6: Replace calls to udelay() with usleep_range()

 drivers/pci/controller/dwc/pci-imx6.c        | 119 ++++++++-----------
 drivers/pci/controller/dwc/pcie-designware.c |  12 +-
 drivers/pci/controller/dwc/pcie-designware.h |   3 +
 3 files changed, 54 insertions(+), 80 deletions(-)

-- 
2.20.1




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