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Wed, 31 Mar 2021 09:38:12 -0700 (PDT) Date: Wed, 31 Mar 2021 18:38:39 +0200 From: Thierry Reding To: Vinod Koul Cc: Greg Kroah-Hartman , Kishon Vijay Abraham I , Mathias Nyman , JC Kuo , Jon Hunter , linux-tegra@vger.kernel.org, linux-phy@lists.infradead.org, linux-usb@vger.kernel.org Subject: Re: [PATCH v8 06/13] phy: tegra: xusb: Add sleepwalk and suspend/resume Message-ID: References: <20210325164057.793954-1-thierry.reding@gmail.com> <20210325164057.793954-7-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="fQeIu1t7loiQgo/8" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/2.0.6 (98f8cb83) (2021-03-06) Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org --fQeIu1t7loiQgo/8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Mar 30, 2021 at 07:53:32PM +0530, Vinod Koul wrote: > On 25-03-21, 17:40, Thierry Reding wrote: > > From: JC Kuo > >=20 > > This commit adds sleepwalk/wake and suspend/resume interfaces > > to Tegra XUSB PHY driver. > >=20 > > Tegra XUSB host controller driver makes use of sleepwalk functions > > to enable/disable sleepwalk circuit which is in always-on partition > > and can respond to USB resume signals when controller is not powered. > > Sleepwalk can be enabled/disabled for any USB UPHY individually. > >=20 > > - tegra_xusb_padctl_enable_phy_sleepwalk() > > - tegra_xusb_padctl_disable_phy_sleepwalk() > >=20 > > Tegra XUSB host controller driver makes use of wake functions to > > enable/disable/query wake circuit which is in always-on partition > > can wake system up when USB resume happens. > > Wake circuit can be enabled/disabled for any USB PHY individually. > >=20 > > - tegra_xusb_padctl_enable_phy_wake() > > - tegra_xusb_padctl_disable_phy_wake() > > - tegra_xusb_padctl_remote_wake_detected() > >=20 > > This commit also adds two system suspend stubs that can be used to > > save and restore XUSB PADCTL context during system suspend and > > resume. > > - tegra_xusb_padctl_suspend_noirq() > > - tegra_xusb_padctl_resume_noirq() >=20 > Acked-By: Vinod Koul Thanks. I didn't see an Acked-by on patches 7-9. Did I miss them or did you not get around to that yet? 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