From: Rob Herring <robh+dt@kernel.org>
To: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
PCI <linux-pci@vger.kernel.org>,
devicetree@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Jaehoon Chung <jh80.chung@samsung.com>,
Jingoo Han <jingoohan1@gmail.com>,
Krzysztof Kozlowski <krzk@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Vinod Koul <vkoul@kernel.org>,
Kishon Vijay Abraham I <kishon@ti.com>
Subject: Re: [PATCH 2/6] Documetation: dt-bindings: add the samsung,exynos-pcie binding
Date: Mon, 19 Oct 2020 08:38:40 -0500 [thread overview]
Message-ID: <CAL_Jsq+X3w=1-_SpXPTdO_UGg5er9vU-XETT-NbS96LSfNLUVQ@mail.gmail.com> (raw)
In-Reply-To: <20201019094715.15343-3-m.szyprowski@samsung.com>
On Mon, Oct 19, 2020 at 4:47 AM Marek Szyprowski
<m.szyprowski@samsung.com> wrote:
>
> From: Jaehoon Chung <jh80.chung@samsung.com>
>
> Add dt-bindings for the Samsung Exynos PCIe controller (Exynos5433
> variant).
>
> Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
> [mszyprow: updated the binding to latest driver changes, rewrote it in yaml,
> rewrote commit message]
> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
> ---
> .../bindings/pci/samsung,exynos-pcie.yaml | 106 ++++++++++++++++++
> 1 file changed, 106 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..48fb569c238c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/samsung,exynos-pcie.yaml
> @@ -0,0 +1,104 @@
> +# 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:
> + - Jaehoon Chung <jh80.chung@samsung.com>
> +
> +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:
> + enum:
> + - samsung,exynos5433-pcie
> +
> + reg:
> + items:
> + - description: External Local Bus interface (ELBI) registers.
> + - description: Data Bus Interface (DBI) registers.
> + - description: PCIe configuration space region.
> +
> + reg-names:
> + items:
> + - const: elbi
> + - const: bdi
dbi
> + - 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
> +
> + phy-names:
> + const: pcie-phy
Kind of a pointless name.
> +
> + 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.
> +
> +required:
> + - reg
> + - reg-names
> + - interrupts
> + - interrupt-names
> + - clocks
> + - clock-names
> + - phys
> + - phy-names
> + - vdd10-supply
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/exynos5433.h>
> +
> + pcie: pcie@15700000 {
> + compatible = "samsung,exynos5433-pcie";
> + reg = <0x156b0000 0x1000>, <0x15700000 0x1000>, <0x0c000000 0x1000>;
> + reg-names = "elbi", "dbi", "config";
> + #address-cells = <3>;
> + #size-cells = <2>;
> + #interrupt-cells = <1>;
> + device_type = "pci";
> + interrupts = <GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&cmu_fsys CLK_PCIE>, <&cmu_fsys CLK_PCLK_PCIE_PHY>;
> + clock-names = "pcie", "pcie_bus";
> + phys = <&pcie_phy>;
> + phy-names = "pcie-phy";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pcie_bus &pcie_wlanen>;
> + num-lanes = <1>;
> + 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>;
> + iterrupt-map-mask = <0 0 0 0>;
typo
> + interrupt-map = <0 0 0 0 &gic GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>;
> + };
> --
> 2.17.1
>
next prev parent reply other threads:[~2020-10-19 13:38 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20201019094737eucas1p283ea94186450c0756442624d95de627f@eucas1p2.samsung.com>
2020-10-19 9:47 ` [PATCH 0/6] Add DW PCIe support for Exynos5433 SoCs Marek Szyprowski
[not found] ` <CGME20201019094738eucas1p29b377b561089cfc3eba1755d475125b9@eucas1p2.samsung.com>
2020-10-19 9:47 ` [PATCH 1/6] Documetation: dt-bindings: drop samsung,exynos5440-pcie binding Marek Szyprowski
2020-10-19 10:08 ` Krzysztof Kozlowski
2020-10-19 20:07 ` Rob Herring
[not found] ` <CGME20201019094739eucas1p18cd4c7e5a0197393d2e7c5c6fcc2777d@eucas1p1.samsung.com>
2020-10-19 9:47 ` [PATCH 2/6] Documetation: dt-bindings: add the samsung,exynos-pcie binding Marek Szyprowski
2020-10-19 10:12 ` Krzysztof Kozlowski
2020-10-19 10:18 ` Krzysztof Kozlowski
2020-10-21 11:59 ` Marek Szyprowski
2020-10-21 12:12 ` Krzysztof Kozlowski
2020-10-19 10:28 ` Krzysztof Kozlowski
2020-10-19 13:38 ` Rob Herring [this message]
2020-10-21 12:05 ` Marek Szyprowski
[not found] ` <CGME20201019094739eucas1p17424b1224bf2a1a5b16c33deb4209166@eucas1p1.samsung.com>
2020-10-19 9:47 ` [PATCH 3/6] Documetation: dt-bindings: add the samsung,exynos-pcie-phy binding Marek Szyprowski
2020-10-19 10:14 ` Krzysztof Kozlowski
2020-10-19 20:09 ` Rob Herring
[not found] ` <CGME20201019094740eucas1p10ea264deb2cd185858d0dfdd9f6ed6fe@eucas1p1.samsung.com>
2020-10-19 9:47 ` [PATCH 4/6] phy: samsung: phy-exynos-pcie: rework driver to support Exynos5433 PCIe PHY Marek Szyprowski
2020-10-19 10:16 ` Krzysztof Kozlowski
[not found] ` <CGME20201019094740eucas1p2cd873b29bc19708f9a712d955cba62fe@eucas1p2.samsung.com>
2020-10-19 9:47 ` [PATCH 5/6] pci: dwc: pci-exynos: rework the driver to support Exynos5433 variant Marek Szyprowski
2020-10-19 10:21 ` Krzysztof Kozlowski
[not found] ` <CGME20201019094741eucas1p1b4934cd5024a18804fcee921294acee0@eucas1p1.samsung.com>
2020-10-19 9:47 ` [PATCH 6/6] arm64: dts: exynos: add the WiFi/PCIe support to TM2(e) boards Marek Szyprowski
2020-10-19 10:31 ` Krzysztof Kozlowski
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