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Fri, 13 Nov 2020 17:01:56 +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 , Bartlomiej Zolnierkiewicz Subject: [PATCH v4 2/5] dt-bindings: PCI: exynos: add the samsung,exynos-pcie binding Date: Fri, 13 Nov 2020 18:01:36 +0100 Message-Id: <20201113170139.29956-3-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201113170139.29956-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA0VSf0yMcRjf9967931Ld14d65sQFaNNJOa70cnYnM1W+sPl2HLqdcVV3HUI S8uGrlBCd1fOj+j3HZLSD9FNrtx0qeUOl18bJWWsWr+QXu/hv8/zeT6f5/Ps2UNinjrebDI+ MZlWJsoUfrg7t/rJWNtSXoMperkpfSW6o73FQzfS49CVx2085Bg/yUMlQzoCtX/MwpHNdptA nXUFOHpmsOBIa2vkoP6JXgIZH3cTaLLhPoFqnS1YmEBcYagA4lp9NyG+WqkWV5Zl4OKzVWVA bHHUcMSDlfMiCKn72lhaEX+QVi4T7XKPu2zPxvdn+B7+oikm0sAbLw0gSUithF0TQg1wJz2p EgD7Cl/ibDEEYM+LCY4GuE0VgwDWP0pmMGMYdth4rKgYQOM7O/efo1RXwGVUOBUMNQManImY SYXB0WHEaDDKjsHWm/l/pgopCXzydpTHYC61EP7Mu0gwmE+Fwv7JV4BN84Xltx9hDHajRHC8 RUcwgyDlJGF5VwfBijbCi/njLoMQ9lmqXPwcaM3N4rKGEwC+bzO63FkAdqZrXY410Nk2/mdV jFoCb9UtY+n18Ed6PYc9kgA6BmYwNDYFz1fnYSzNh6dPerLqRVBvMf2LbWrvwFgshgZTteta OQD+HDFws4Gv/n/YVQDKgBetViXIaVVIIn0oSCVLUKkT5UExSQmVYOp7rL8sw/dBSd/3IDPg kMAMIIn5zeT7h1VEe/JjZSlHaGVStFKtoFVm4ENy/bz4dfemWpRclkzvo+n9tPJvl0O6zU7j nI52Askq2W7F8aq7hfM2Ga0Zpi0RR/UffJS8AxGZu6zhFcKvuY4VqdLIwokNG+urdhwRKLac 017p8BFco941CLSBweUDL2IudatDttMBO+8UGUZfNz/MTu1Rouf+AXsWNEuLbU5ytWx46xdF Zqko1E24brpvWY7UHh47P6L/7g2qVCKPJFDAYuloS6+gptWcI8dDRy6Iooa8675LhIOOvZao U2miyTlDqU2BJnvysd7MyG2dISmiBU+9NTbp3NSxmkaJvzlvgzXmgSRcVVSb3be5iXp95pPH tOvrgUdX43TDGWKWTr3UK6PImBvW/Tn3m09seOvZkgNR/frt5Xo/ripOFhyIKVWy3/Mbc2Ss AwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrNLMWRmVeSWpSXmKPExsVy+t/xe7qse9bFG3ycIW+xccZ6VoslTRkW 84+cY7W48auN1WLFl5nsFhee9rBZnD+/gd3i8q45bBZn5x1ns5hxfh+TxZvfL9gt1h65y27x f88Odoudd04wO/B5rJm3htFj56y77B4LNpV6bFrVyebRt2UVo8fxG9uZPD5vkgtgj9KzKcov LUlVyMgvLrFVija0MNIztLTQMzKx1DM0No+1MjJV0rezSUnNySxLLdK3S9DLmHt9AltBp3zF 667l7A2M98S7GDk5JARMJL7eOM/axcjFISSwlFHi149NrBAJGYmT0xqgbGGJP9e62CCKPjFK 7O7fwgaSYBMwlOh62wVmiwg4SbyffJEZpIhZ4CGzxIQ5B8G6hQVCJY5ueMIEYrMIqEr8nT6V HcTmFbCVePP/FiPEBnmJ1RsOMIPYnAJ2Er9OzASq4QDaZiuxfEfoBEa+BYwMqxhFUkuLc9Nz iw31ihNzi0vz0vWS83M3MQJjYduxn5t3MM579VHvECMTB+MhRgkOZiURXmWHNfFCvCmJlVWp RfnxRaU5qcWHGE2BzpjILCWanA+MxrySeEMzA1NDEzNLA1NLM2Mlcd6tc4GaBNITS1KzU1ML Uotg+pg4OKUamCqrbiXM5Lq37I+QpNIp56QglbftztZrLjx3XjyxKVqGqyxHwfuBwDPbJVcX bFmrFuJTwSw0e26I471z50rtll3KWavU+Vx2i1jDh+vNpmWTfu56fHDJwr93rCfqeFvv8vvj upVVxWlnQKhxqewy3TLxuJ/K6wKmc61hso44E3yhJ+nJLKtzhwteXFgdmS5n8GLSenGrridv PW6uO161/IRnZgiPxL2XIk251xnVPxpp/PRwCOwTOafaUJ3Ldfkw/+4ff5TuzlKqe/Wj3UF9 bgvDQeXuVZyd9lWMCzbv2Zafqz4xbVfijJKnG5qY1s/Z+47l6tRa5UsCeYX/2XdUTXm5KOlb yAmH4+r6ordncymxFGckGmoxFxUnAgDBwOqhDgMAAA== X-CMS-MailID: 20201113170157eucas1p1586185df931144982527eb3aa988a127 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20201113170157eucas1p1586185df931144982527eb3aa988a127 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20201113170157eucas1p1586185df931144982527eb3aa988a127 References: <20201113170139.29956-1-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>; + }; +... -- 2.17.1