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[46.91.239.54]) by smtp.gmail.com with ESMTPSA id z18sm27966361wrr.90.2019.04.25.08.34.45 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 25 Apr 2019 08:34:45 -0700 (PDT) From: Thierry Reding To: Kishon Vijay Abraham I Cc: Thierry Reding , Jon Hunter , JC Kuo , linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rob Herring Subject: [PATCH 1/3] dt-bindings: phy: tegra-xusb: List PLL power supplies Date: Thu, 25 Apr 2019 17:34:42 +0200 Message-Id: <20190425153444.6281-1-thierry.reding@gmail.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thierry Reding These power supplies provide power for various PLLs that are set up and driven by the XUSB pad controller. These power supplies were previously improperly added to the PCIe and XUSB controllers, but depending on the driver probe order, power to the PLLs will not be supplied soon enough and cause initialization to fail. Reviewed-by: Rob Herring Signed-off-by: Thierry Reding --- This was previously reviewed here: https://patchwork.ozlabs.org/patch/1077153/ .../bindings/phy/nvidia,tegra124-xusb-padctl.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt index daedb15f322e..9fb682e47c29 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt @@ -42,6 +42,18 @@ Required properties: - reset-names: Must include the following entries: - "padctl" +For Tegra124: +- avdd-pll-utmip-supply: UTMI PLL power supply. Must supply 1.8 V. +- avdd-pll-erefe-supply: PLLE reference PLL power supply. Must supply 1.05 V. +- avdd-pex-pll-supply: PCIe/USB3 PLL power supply. Must supply 1.05 V. +- hvdd-pex-pll-e-supply: High-voltage PLLE power supply. Must supply 3.3 V. + +For Tegra210: +- avdd-pll-utmip-supply: UTMI PLL power supply. Must supply 1.8 V. +- avdd-pll-uerefe-supply: PLLE reference PLL power supply. Must supply 1.05 V. +- dvdd-pex-pll-supply: PCIe/USB3 PLL power supply. Must supply 1.05 V. +- hvdd-pex-pll-e-supply: High-voltage PLLE power supply. Must supply 1.8 V. + For Tegra186: - avdd-pll-erefeut-supply: UPHY brick and reference clock as well as UTMI PHY power supply. Must supply 1.8 V. -- 2.21.0