From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@xxxxxxxxxxxxxxx> Add a YAML schema to use the host controller driver with the eMMC PHY on Intel's Lightning Mountain SoC. Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@xxxxxxxxxxxxxxx> --- Signed-off-by: Ramuthevar,Vadivel MuruganX <vadivel.muruganx.ramuthevar@xxxxxxxxxxxxxxx> --- .../bindings/phy/intel,lgm-emmc-phy.yaml | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml diff --git a/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml b/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml new file mode 100644 index 000000000000..aed11258d96d --- /dev/null +++ b/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/intel,lgm-emmc-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Intel Lightning Mountain(LGM) eMMC PHY Device Tree Bindings + +maintainers: + - Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@xxxxxxxxxxxxxxx> + +description: |+ + Bindings for eMMC PHY on Intel's Lightning Mountain SoC, syscon + node is used to reference the base address of eMMC phy registers. + + The eMMC PHY node should be the child of a syscon node with the + required property: + + - compatible: Should be one of the following: + "intel,lgm-syscon", "syscon" + - reg: + maxItems: 1 + +properties: + compatible: + contains: + const: intel,lgm-emmc-phy + + "#phy-cells": + const: 0 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + maxItems: 1 + +required: + - "#phy-cells" + - compatible + - reg + - clocks + - clock-names + +examples: + - | + sysconf: chiptop@e0200000 { + compatible = "intel,lgm-syscon", "syscon"; + reg = <0xe0200000 0x100>; + + emmc-phy: emmc-phy@a8 { + compatible = "intel,lgm-emmc-phy"; + reg = <0x00a8 0x10>; + clocks = <&emmc>; + clock-names = "emmcclk"; + #phy-cells = <0>; + }; + }; +... -- 2.11.0
