[V2,0/9] Enhancements to pcie-tegra194 driver

Message

Vidya Sagar Sept. 26, 2022, 11:50 a.m. UTC

This patch series contains enhancements to the pcie-tegra194.c driver
that works for both Tegra194 and Tegra234 SoCs and for both RootPort
and Endpoint modes.

V2:
* Addressed review comments from test bot and Vinod

Vidya Sagar (9):
  PCI: tegra194: Use devm_gpiod_get_optional() to parse
    "nvidia,refclk-select"
  PCI: tegra194: Drive CLKREQ signal low explicitly
  PCI: tegra194: Fix polling delay for L2 state
  PCI: tegra194: Handle errors in BPMP response
  PCI: tegra194: Apply pinctrl settings for both PCIe RP and EP
  PCI: tegra194: Refactor LTSSM state polling on surprise down
  PCI: tegra194: Disable direct speed change for EP
  phy: tegra: p2u: Set ENABLE_L2_EXIT_RATE_CHANGE in calibration
  PCI: tegra194: Calibrate P2U for endpoint mode

 drivers/pci/controller/dwc/pcie-tegra194.c | 126 +++++++++++++++------
 drivers/phy/tegra/phy-tegra194-p2u.c       |  14 +++
 2 files changed, 104 insertions(+), 36 deletions(-)