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[61.216.91.114]) by smtp.gmail.com with ESMTPSA id w2-v6sm20152023pfn.89.2018.11.12.05.01.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 12 Nov 2018 05:01:11 -0800 (PST) From: Shawn Guo To: Kishon Vijay Abraham I Cc: Rob Herring , Sriharsha Allenki , Anu Ramanathan , Bjorn Andersson , Vinod Koul , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Shawn Guo Subject: [PATCH v2 1/2] dt-bindings: phy: Add Qualcomm Synopsys High-Speed USB PHY binding Date: Mon, 12 Nov 2018 21:00:39 +0800 Message-Id: <20181112130040.18793-2-shawn.guo@linaro.org> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20181112130040.18793-1-shawn.guo@linaro.org> References: <20181112130040.18793-1-shawn.guo@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Sriharsha Allenki It adds bindings for Synopsys 28nm femto phy controller that supports LS/FS/HS usb connectivity on Qualcomm chipsets. Signed-off-by: Sriharsha Allenki Signed-off-by: Anu Ramanathan Signed-off-by: Bjorn Andersson Signed-off-by: Shawn Guo --- .../phy/qcom,snps-28nm-usb-hs-phy.txt | 101 ++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/qcom,snps-28nm-usb-hs-phy.txt diff --git a/Documentation/devicetree/bindings/phy/qcom,snps-28nm-usb-hs-phy.txt b/Documentation/devicetree/bindings/phy/qcom,snps-28nm-usb-hs-phy.txt new file mode 100644 index 000000000000..1df0c6bf7bd7 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,snps-28nm-usb-hs-phy.txt @@ -0,0 +1,101 @@ +Qualcomm Synopsys 28nm Femto phy controller +=========================================== + +Synopsys 28nm femto phy controller supports LS/FS/HS usb connectivity on +Qualcomm chipsets. + +Required properties: + +- compatible: + Value type: + Definition: Should contain "qcom,usb-snps-hsphy". + +- reg: + Value type: + Definition: USB PHY base address and length of the register map. + +- #phy-cells: + Value type: + Definition: Should be 0. See phy/phy-bindings.txt for details. + +- clocks: + Value type: + Definition: See clock-bindings.txt section "consumers". List of + three clock specifiers for reference, phy core and + sleep clocks. + +- clock-names: + Value type: + Definition: Names of the clocks in 1-1 correspondence with the "clocks" + property. Must contain "ref", "phy" and "sleep". + +- resets: + Value type: + Definition: See reset.txt section "consumers". PHY reset specifiers + for phy core and POR resets. + +- reset-names: + Value type: + Definition: Names of the resets in 1-1 correspondence with the "resets" + property. Must contain "phy" and "por". + +- vdd-supply: + Value type: + Definition: phandle to the regulator VDD supply node. + +- vdda1p8-supply: + Value type: + Definition: phandle to the regulator 1.8V supply node. + +- vdda3p3-supply: + Value type: + Definition: phandle to the regulator 3.3V supply node. + +- qcom,vdd-voltage-level: + Value type: + Definition: This is a list of three integer values where + each value corresponding to voltage corner in uV. + +Optional properties: + +- extcon: + Value type: + Definition: Should contain the vbus extcon. + +- qcom,init-seq: + Value type: + Definition: Should contain a sequence of tuples to + program 'value' into phy register at 'offset' with 'delay' + in us afterwards. + +Example: + + phy@7a000 { + compatible = "qcom,usb-snps-hsphy"; + reg = <0x7a000 0x200>; + #phy-cells = <0>; + clocks = <&rpmcc RPM_SMD_LN_BB_CLK>, + <&gcc GCC_USB_HS_PHY_CFG_AHB_CLK>, + <&gcc GCC_USB2A_PHY_SLEEP_CLK>; + clock-names = "ref", "phy", "sleep"; + resets = <&gcc GCC_USB_HS_PHY_CFG_AHB_BCR>, + <&gcc GCC_USB2A_PHY_BCR>; + reset-names = "phy", "por"; + vdd-supply = <&vreg_l4_1p2>; + vdda1p8-supply = <&vreg_l5_1p8>; + vdda3p3-supply = <&vreg_l12_3p3>; + qcom,vdd-voltage-level = <0 1144000 1200000>; + qcom,init-seq = <0xc0 0x01 0>, + <0xe8 0x0d 0>, + <0x74 0x12 0>, + <0x98 0x63 0>, + <0x9c 0x03 0>, + <0xa0 0x1d 0>, + <0xa4 0x03 0>, + <0x8c 0x23 0>, + <0x78 0x08 0>, + <0x7c 0xdc 0>, + <0x90 0xe0 20>, + <0x74 0x10 0>, + <0x90 0x60 0>; + };