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Thu, 29 Oct 2020 13:40:37 +0000 (GMT) From: Marek Szyprowski To: linux-samsung-soc@vger.kernel.org, linux-pci@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Jaehoon Chung , Marek Szyprowski , Jingoo Han , Krzysztof Kozlowski , Bjorn Helgaas , Lorenzo Pieralisi , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Subject: [PATCH v3 2/6] dt-bindings: pci: add the samsung,exynos-pcie binding Date: Thu, 29 Oct 2020 14:40:13 +0100 Message-Id: <20201029134017.27400-3-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201029134017.27400-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIKsWRmVeSWpSXmKPExsWy7djP87phx2bFG5xrMLVY0pRhMf/IOVaL G7/aWC1WfJnJbnHhaQ+bxfnzG9gtLu+aw2Zxdt5xNosZ5/cxWbz5/YLdYu2Ru+wW//fsYLfY eecEswOvx5p5axg9ds66y+6xYFOpx6ZVnWwefVtWMXocv7GdyePzJrkA9igum5TUnMyy1CJ9 uwSujHU/N7EU3JWrOPzkIVMD43bxLkYODgkBE4nnN9K6GLk4hARWMEosvL2FGcL5wiixs+0k lPOZUeJk8zLGLkZOsI4X9/4wQSSWM0q0zf6B0LLy9U8WkCo2AUOJrrddbCA7RAQcJH58tQCp YRaYzywx8d5tJpAaYQF/if+vT4DVswioShze0Qi2gVfAVuL4++NsENvkJVZvOMAMModTwE7i WJMSyBwJgWXsEgtvHoG6yEXi9aw+JghbWOLV8S3sELaMxP+d85kgGpoZJR6eW8sO4fQwSlxu mgHVbS1x59wvsEuZBTQl1u/Shwg7SsxYsZ8JEkh8EjfeCoKEmYHMSdumM0OEeSU62oQgqtUk Zh1fB7f24IVLzBC2h0TvJZAzQeEzkVHi19IbLBMY5WchLFvAyLiKUTy1tDg3PbXYMC+1XK84 Mbe4NC9dLzk/dxMjMOGc/nf80w7Gr5eSDjEKcDAq8fBeuD0zXog1say4MvcQowQHs5IIr9PZ 03FCvCmJlVWpRfnxRaU5qcWHGKU5WJTEeY0XvYwVEkhPLEnNTk0tSC2CyTJxcEo1MHZ/vvLx bi+7U5HHTXa9oxeEjh3QXlrfu7Lmn+k8nt/iq/ZwBsgKL5lpX7uvpYPnQ2yfvsnPINvWj6s2 TTBpKwmL+essXOa9dsK3RecUp99Tcr1+UURU3bS2tmS5jrBMsm35n6vqrTuU//3nSJO8GmQ8 R9tsy0KljSof709deeRvs7WQ3sGnLUosxRmJhlrMRcWJAMcqWog0AwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpikeLIzCtJLcpLzFFi42I5/e/4Xd2wY7PiDd4f4rNY0pRhMf/IOVaL G7/aWC1WfJnJbnHhaQ+bxfnzG9gtLu+aw2Zxdt5xNosZ5/cxWbz5/YLdYu2Ru+wW//fsYLfY eecEswOvx5p5axg9ds66y+6xYFOpx6ZVnWwefVtWMXocv7GdyePzJrkA9ig9m6L80pJUhYz8 4hJbpWhDCyM9Q0sLPSMTSz1DY/NYKyNTJX07m5TUnMyy1CJ9uwS9jHU/N7EU3JWrOPzkIVMD 43bxLkZODgkBE4kX9/4wdTFycQgJLGWUWHP+AhtEQkbi5LQGVghbWOLPtS42iKJPjBL3O96B FbEJGEp0ve0Cs0UEnCTeT77IDGIzC6xklji4LQ/EFhbwlVg5cx5YDYuAqsThHY2MIDavgK3E 8ffHoZbJS6zecACol4ODU8BO4liTEkhYCKhk36lXzBMY+RYwMqxiFEktLc5Nzy020itOzC0u zUvXS87P3cQIDP9tx35u2cHY9S74EKMAB6MSD++F2zPjhVgTy4orcw8xSnAwK4nwOp09HSfE m5JYWZValB9fVJqTWnyI0RToponMUqLJ+cDYzCuJNzQ1NLewNDQ3Njc2s1AS5+0QOBgjJJCe WJKanZpakFoE08fEwSnVwKidKGla+/PvP76WPz2Z5ZxZljZcU06c7lN1zC+/9KYrcN0251yF 2kK9I0KhoSafbyTwn0q6tj+ifQer6eESnU1OBn2WYkeKFqW/eTiXRVvI4lean/RN7WNVzos1 rz86WFA54eW3zY1vDP/Nbv+5u0/52CcL1uvB915cNnLl+/wuhWFbTsiCOUosxRmJhlrMRcWJ AEGWV86VAgAA X-CMS-MailID: 20201029134038eucas1p28d9bd33bc9e36b960b021a40ef299b47 X-Msg-Generator: CA X-RootMTR: 20201029134038eucas1p28d9bd33bc9e36b960b021a40ef299b47 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20201029134038eucas1p28d9bd33bc9e36b960b021a40ef299b47 References: <20201029134017.27400-1-m.szyprowski@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Add dt-bindings for the Samsung Exynos PCIe controller (Exynos5433 variant). Based on the text dt-binding posted by Jaehoon Chung. Signed-off-by: Marek Szyprowski Reviewed-by: Krzysztof Kozlowski Reviewed-by: Rob Herring --- .../bindings/pci/samsung,exynos-pcie.yaml | 119 ++++++++++++++++++ 1 file changed, 119 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/samsung,exynos-pcie.yaml diff --git a/Documentation/devicetree/bindings/pci/samsung,exynos-pcie.yaml b/Documentation/devicetree/bindings/pci/samsung,exynos-pcie.yaml new file mode 100644 index 000000000000..1810bf722350 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/samsung,exynos-pcie.yaml @@ -0,0 +1,119 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/samsung,exynos-pcie.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC series PCIe Host Controller Device Tree Bindings + +maintainers: + - Marek Szyprowski + - Jaehoon Chung + +description: |+ + Exynos5433 SoC PCIe host controller is based on the Synopsys DesignWare + PCIe IP and thus inherits all the common properties defined in + designware-pcie.txt. + +allOf: + - $ref: /schemas/pci/pci-bus.yaml# + +properties: + compatible: + const: samsung,exynos5433-pcie + + reg: + items: + - description: Data Bus Interface (DBI) registers. + - description: External Local Bus interface (ELBI) registers. + - description: PCIe configuration space region. + + reg-names: + items: + - const: dbi + - const: elbi + - const: config + + interrupts: + maxItems: 1 + + clocks: + items: + - description: PCIe bridge clock + - description: PCIe bus clock + + clock-names: + items: + - const: pcie + - const: pcie_bus + + phys: + maxItems: 1 + + vdd10-supply: + description: + Phandle to a regulator that provides 1.0V power to the PCIe block. + + vdd18-supply: + description: + Phandle to a regulator that provides 1.8V power to the PCIe block. + + num-lanes: + const: 1 + + num-viewport: + const: 3 + +required: + - reg + - reg-names + - interrupts + - "#address-cells" + - "#size-cells" + - "#interrupt-cells" + - interrupt-map + - interrupt-map-mask + - ranges + - bus-range + - device_type + - num-lanes + - num-viewport + - clocks + - clock-names + - phys + - vdd10-supply + - vdd18-supply + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + + pcie: pcie@15700000 { + compatible = "samsung,exynos5433-pcie"; + reg = <0x15700000 0x1000>, <0x156b0000 0x1000>, <0x0c000000 0x1000>; + reg-names = "dbi", "elbi", "config"; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + device_type = "pci"; + interrupts = ; + clocks = <&cmu_fsys CLK_PCIE>, <&cmu_fsys CLK_PCLK_PCIE_PHY>; + clock-names = "pcie", "pcie_bus"; + phys = <&pcie_phy>; + pinctrl-0 = <&pcie_bus &pcie_wlanen>; + pinctrl-names = "default"; + num-lanes = <1>; + num-viewport = <3>; + bus-range = <0x00 0xff>; + ranges = <0x81000000 0 0 0x0c001000 0 0x00010000>, + <0x82000000 0 0x0c011000 0x0c011000 0 0x03feefff>; + vdd10-supply = <&ldo6_reg>; + vdd18-supply = <&ldo7_reg>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &gic GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>; + }; +...