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Sat, 06 Aug 2022 08:11:28 -0700 (PDT) Received: from thinkpad ([117.202.188.20]) by smtp.gmail.com with ESMTPSA id bc10-20020a170902930a00b0016c454598b5sm5089919plb.167.2022.08.06.08.11.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 06 Aug 2022 08:11:28 -0700 (PDT) Date: Sat, 6 Aug 2022 20:41:23 +0530 From: Manivannan Sadhasivam To: Johan Hovold Cc: Bjorn Andersson , Andy Gross , Konrad Dybcio , Michael Turquette , Stephen Boyd , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] clk: gcc-sc8280xp: keep USB power-domains always-on Message-ID: <20220806151123.GJ14384@thinkpad> References: <20220805121250.10347-1-johan+linaro@kernel.org> <20220805121250.10347-3-johan+linaro@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20220805121250.10347-3-johan+linaro@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 05, 2022 at 02:12:50PM +0200, Johan Hovold wrote: > The Qualcomm DWC3 driver suspend implementation appears to be incomplete > for SC8280XP so keep the USB power domains always-on for now so that the > controller survives a suspend cycle. > > Signed-off-by: Johan Hovold Reviewed-by: Manivannan Sadhasivam Thanks, Mani > --- > drivers/clk/qcom/gcc-sc8280xp.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/drivers/clk/qcom/gcc-sc8280xp.c b/drivers/clk/qcom/gcc-sc8280xp.c > index eaeada42e13a..7768e6901dcc 100644 > --- a/drivers/clk/qcom/gcc-sc8280xp.c > +++ b/drivers/clk/qcom/gcc-sc8280xp.c > @@ -6843,12 +6843,17 @@ static struct gdsc ufs_phy_gdsc = { > .pwrsts = PWRSTS_OFF_ON, > }; > > +/* > + * The Qualcomm DWC3 driver suspend implementation appears to be incomplete > + * for sc8280xp so keep the USB power domains always-on for now. > + */ > static struct gdsc usb30_mp_gdsc = { > .gdscr = 0xab004, > .pd = { > .name = "usb30_mp_gdsc", > }, > .pwrsts = PWRSTS_OFF_ON, > + .flags = ALWAYS_ON, > }; > > static struct gdsc usb30_prim_gdsc = { > @@ -6857,6 +6862,7 @@ static struct gdsc usb30_prim_gdsc = { > .name = "usb30_prim_gdsc", > }, > .pwrsts = PWRSTS_OFF_ON, > + .flags = ALWAYS_ON, > }; > > static struct gdsc usb30_sec_gdsc = { > @@ -6865,6 +6871,7 @@ static struct gdsc usb30_sec_gdsc = { > .name = "usb30_sec_gdsc", > }, > .pwrsts = PWRSTS_OFF_ON, > + .flags = ALWAYS_ON, > }; > > static struct clk_regmap *gcc_sc8280xp_clocks[] = { > -- > 2.35.1 > -- மணிவண்ணன் சதாசிவம்