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[46.138.85.91]) by smtp.gmail.com with ESMTPSA id g30sm46607lfj.298.2021.08.16.18.30.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Aug 2021 18:30:32 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Mark Brown , Lee Jones , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Nishanth Menon , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Adrian Hunter , Mauro Carvalho Chehab , Rob Herring , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-spi@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v8 26/34] soc/tegra: fuse: Add OPP support Date: Tue, 17 Aug 2021 04:27:46 +0300 Message-Id: <20210817012754.8710-27-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210817012754.8710-1-digetx@gmail.com> References: <20210817012754.8710-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Initialize and sync FUSE OPP to set up SoC core voltage vote needed by FUSE hardware. Signed-off-by: Dmitry Osipenko --- drivers/soc/tegra/fuse/fuse-tegra.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c index f2151815db58..d1b66cd9339d 100644 --- a/drivers/soc/tegra/fuse/fuse-tegra.c +++ b/drivers/soc/tegra/fuse/fuse-tegra.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include #include @@ -213,6 +214,10 @@ static int tegra_fuse_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); + err = devm_tegra_core_dev_init_opp_table_simple(&pdev->dev); + if (err) + goto restore; + if (fuse->soc->probe) { err = fuse->soc->probe(fuse); if (err < 0) @@ -259,6 +264,12 @@ static int __maybe_unused tegra_fuse_runtime_resume(struct device *dev) { int err; + err = dev_pm_opp_sync(dev); + if (err) { + dev_err(dev, "failed to sync OPP: %d\n", err); + return err; + } + err = clk_prepare_enable(fuse->clk); if (err < 0) { dev_err(dev, "failed to enable FUSE clock: %d\n", err);