On Wed, Sep 09, 2020 at 04:10:32PM +0800, JC Kuo wrote: > As per Tegra210 TRM, before changing lane assignments, driver should > keep lanes in IDDQ and sleep state; after changing lane assignments, > driver should bring lanes out of IDDQ. > This commit implements the required operations. > > Signed-off-by: JC Kuo <jckuo@xxxxxxxxxx> > --- > v3: > add 'misc_ctl2' data member to UPHY lane for carrying MISC_PAD_PX_CTL2 offset > tegra210_uphy_lane_iddq_[enable/disable]() to access 'misc_ctl2' data member > > drivers/phy/tegra/xusb-tegra210.c | 82 ++++++++++++++++++++++++++++--- > drivers/phy/tegra/xusb.c | 6 +++ > drivers/phy/tegra/xusb.h | 6 +++ > 3 files changed, 86 insertions(+), 8 deletions(-) Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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