linux/Documentation/devicetree/bindings/phy/samsung,exynos-pcie-phy.yaml
Marek Szyprowski a7b4dba9a7 dt-bindings: phy: exynos: add the samsung,exynos-pcie-phy binding
Add dt-bindings for the Samsung Exynos PCIe PHY controller (Exynos5433
variant). Based on the text dt-binding posted by Jaehoon Chung.

Link: https://lore.kernel.org/r/20201113170139.29956-4-m.szyprowski@samsung.com
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
2020-11-23 09:51:02 +00:00

52 lines
1.2 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/samsung,exynos-pcie-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Samsung SoC series PCIe PHY Device Tree Bindings
maintainers:
- Marek Szyprowski <m.szyprowski@samsung.com>
- Jaehoon Chung <jh80.chung@samsung.com>
properties:
"#phy-cells":
const: 0
compatible:
const: samsung,exynos5433-pcie-phy
reg:
maxItems: 1
samsung,pmu-syscon:
$ref: '/schemas/types.yaml#/definitions/phandle'
description: phandle for PMU system controller interface, used to
control PMU registers bits for PCIe PHY
samsung,fsys-sysreg:
$ref: '/schemas/types.yaml#/definitions/phandle'
description: phandle for FSYS sysreg interface, used to control
sysreg registers bits for PCIe PHY
required:
- "#phy-cells"
- compatible
- reg
- samsung,pmu-syscon
- samsung,fsys-sysreg
additionalProperties: false
examples:
- |
pcie_phy: pcie-phy@15680000 {
compatible = "samsung,exynos5433-pcie-phy";
reg = <0x15680000 0x1000>;
samsung,pmu-syscon = <&pmu_system_controller>;
samsung,fsys-sysreg = <&syscon_fsys>;
#phy-cells = <0>;
};
...