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    Subject[PATCH v3 00/15] Tegra XHCI controller ELPG support
    Date
    Tegra XHCI controler can be placed in ELPG (Engine Level PowerGated)
    state for power saving when all of the connected USB devices are in
    suspended state. This patch series includes clk, phy and pmc changes
    that are required for properly place controller in ELPG and bring
    controller out of ELPG.

    JC Kuo (15):
    clk: tegra: Add PLLE HW power sequencer control
    clk: tegra: Don't enable PLLE HW sequencer at init
    phy: tegra: xusb: Move usb3 port init for Tegra210
    phy: tegra: xusb: tegra210: Do not reset UPHY PLL
    phy: tegra: xusb: Rearrange UPHY init on Tegra210
    phy: tegra: xusb: Add Tegra210 lane_iddq operation
    phy: tegra: xusb: Add sleepwalk and suspend/resume
    soc/tegra: pmc: Provide usb sleepwalk register map
    arm64: tegra210: XUSB PADCTL add "nvidia,pmc" prop
    phy: tegra: xusb: Add wake/sleepwalk for Tegra210
    phy: tegra: xusb: Tegra210 host mode VBUS control
    phy: tegra: xusb: Add wake/sleepwalk for Tegra186
    arm64: tegra210/tegra186/tegra194: XUSB PADCTL irq
    usb: host: xhci-tegra: Unlink power domain devices
    xhci: tegra: Enable ELPG for runtime/system PM

    arch/arm64/boot/dts/nvidia/tegra186.dtsi | 1 +
    arch/arm64/boot/dts/nvidia/tegra194.dtsi | 1 +
    arch/arm64/boot/dts/nvidia/tegra210.dtsi | 2 +
    drivers/clk/tegra/clk-pll.c | 12 -
    drivers/clk/tegra/clk-tegra210.c | 51 +
    drivers/phy/tegra/xusb-tegra186.c | 626 +++++++
    drivers/phy/tegra/xusb-tegra210.c | 1968 +++++++++++++++++-----
    drivers/phy/tegra/xusb.c | 81 +-
    drivers/phy/tegra/xusb.h | 21 +-
    drivers/soc/tegra/pmc.c | 95 ++
    drivers/usb/host/xhci-tegra.c | 572 +++++--
    include/linux/clk/tegra.h | 2 +
    include/linux/phy/tegra/xusb.h | 8 +
    13 files changed, 2907 insertions(+), 533 deletions(-)

    --
    2.25.1

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