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To fix that, remove > fsl,imx8qxp-csr.yaml and use "simple-pm-bus" and "syscon" as compatible > strings in the examples of fsl,imx8qxp-pixel-link-msi-bus.yaml. Does anyone use fsl,imx8qxp-mipi-lvds-csr/fsl,imx8qm-lvds-csr? I suppose yes. It'd better said no one use these in dts and safe to remove. Frank > > Fixes: 9b2c55b5403f ("dt-bindings: mfd: Add i.MX8qm/qxp Control and Status Registers module binding") > Fixes: c08645ea215c ("dt-bindings: bus: Add Freescale i.MX8qxp pixel link MSI bus binding") > Signed-off-by: Liu Ying > --- > .../bus/fsl,imx8qxp-pixel-link-msi-bus.yaml | 7 +- > .../bindings/mfd/fsl,imx8qxp-csr.yaml | 192 ------------------ > 2 files changed, 5 insertions(+), 194 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml > > diff --git a/Documentation/devicetree/bindings/bus/fsl,imx8qxp-pixel-link-msi-bus.yaml b/Documentation/devicetree/bindings/bus/fsl,imx8qxp-pixel-link-msi-bus.yaml > index 7e1ffc551046..4adbb7afa889 100644 > --- a/Documentation/devicetree/bindings/bus/fsl,imx8qxp-pixel-link-msi-bus.yaml > +++ b/Documentation/devicetree/bindings/bus/fsl,imx8qxp-pixel-link-msi-bus.yaml > @@ -103,11 +103,14 @@ examples: > clock-names = "msi", "ahb"; > power-domains = <&pd IMX_SC_R_DC_0>; > > - syscon@56221000 { > - compatible = "fsl,imx8qxp-mipi-lvds-csr", "syscon", "simple-mfd"; > + bus@56221000 { > + compatible = "simple-pm-bus", "syscon"; > reg = <0x56221000 0x1000>; > clocks = <&mipi_lvds_0_di_mipi_lvds_regs_lpcg IMX_LPCG_CLK_4>; > clock-names = "ipg"; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > > pxl2dpi { > compatible = "fsl,imx8qxp-pxl2dpi"; > diff --git a/Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml b/Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml > deleted file mode 100644 > index 20067002cc4a..000000000000 > --- a/Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml > +++ /dev/null > @@ -1,192 +0,0 @@ > -# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > -%YAML 1.2 > ---- > -$id: http://devicetree.org/schemas/mfd/fsl,imx8qxp-csr.yaml# > -$schema: http://devicetree.org/meta-schemas/core.yaml# > - > -title: Freescale i.MX8qm/qxp Control and Status Registers Module > - > -maintainers: > - - Liu Ying > - > -description: | > - As a system controller, the Freescale i.MX8qm/qxp Control and Status > - Registers(CSR) module represents a set of miscellaneous registers of a > - specific subsystem. It may provide control and/or status report interfaces > - to a mix of standalone hardware devices within that subsystem. One typical > - use-case is for some other nodes to acquire a reference to the syscon node > - by phandle, and the other typical use-case is that the operating system > - should consider all subnodes of the CSR module as separate child devices. > - > -properties: > - $nodename: > - pattern: "^syscon@[0-9a-f]+$" > - > - compatible: > - items: > - - enum: > - - fsl,imx8qxp-mipi-lvds-csr > - - fsl,imx8qm-lvds-csr > - - const: syscon > - - const: simple-mfd > - > - reg: > - maxItems: 1 > - > - clocks: > - maxItems: 1 > - > - clock-names: > - const: ipg > - > -patternProperties: > - "^(ldb|phy|pxl2dpi)$": > - type: object > - description: The possible child devices of the CSR module. > - > -required: > - - compatible > - - reg > - - clocks > - - clock-names > - > -allOf: > - - if: > - properties: > - compatible: > - contains: > - const: fsl,imx8qxp-mipi-lvds-csr > - then: > - required: > - - pxl2dpi > - - ldb > - > - - if: > - properties: > - compatible: > - contains: > - const: fsl,imx8qm-lvds-csr > - then: > - required: > - - phy > - - ldb > - > -additionalProperties: false > - > -examples: > - - | > - #include > - #include > - mipi_lvds_0_csr: syscon@56221000 { > - compatible = "fsl,imx8qxp-mipi-lvds-csr", "syscon", "simple-mfd"; > - reg = <0x56221000 0x1000>; > - clocks = <&mipi_lvds_0_di_mipi_lvds_regs_lpcg IMX_LPCG_CLK_4>; > - clock-names = "ipg"; > - > - mipi_lvds_0_pxl2dpi: pxl2dpi { > - compatible = "fsl,imx8qxp-pxl2dpi"; > - fsl,sc-resource = ; > - power-domains = <&pd IMX_SC_R_MIPI_0>; > - > - ports { > - #address-cells = <1>; > - #size-cells = <0>; > - > - port@0 { > - #address-cells = <1>; > - #size-cells = <0>; > - reg = <0>; > - > - mipi_lvds_0_pxl2dpi_dc0_pixel_link0: endpoint@0 { > - reg = <0>; > - remote-endpoint = <&dc0_pixel_link0_mipi_lvds_0_pxl2dpi>; > - }; > - > - mipi_lvds_0_pxl2dpi_dc0_pixel_link1: endpoint@1 { > - reg = <1>; > - remote-endpoint = <&dc0_pixel_link1_mipi_lvds_0_pxl2dpi>; > - }; > - }; > - > - port@1 { > - #address-cells = <1>; > - #size-cells = <0>; > - reg = <1>; > - > - mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch0: endpoint@0 { > - reg = <0>; > - remote-endpoint = <&mipi_lvds_0_ldb_ch0_mipi_lvds_0_pxl2dpi>; > - }; > - > - mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch1: endpoint@1 { > - reg = <1>; > - remote-endpoint = <&mipi_lvds_0_ldb_ch1_mipi_lvds_0_pxl2dpi>; > - }; > - }; > - }; > - }; > - > - mipi_lvds_0_ldb: ldb { > - #address-cells = <1>; > - #size-cells = <0>; > - compatible = "fsl,imx8qxp-ldb"; > - clocks = <&clk IMX_SC_R_LVDS_0 IMX_SC_PM_CLK_MISC2>, > - <&clk IMX_SC_R_LVDS_0 IMX_SC_PM_CLK_BYPASS>; > - clock-names = "pixel", "bypass"; > - power-domains = <&pd IMX_SC_R_LVDS_0>; > - > - channel@0 { > - #address-cells = <1>; > - #size-cells = <0>; > - reg = <0>; > - phys = <&mipi_lvds_0_phy>; > - phy-names = "lvds_phy"; > - > - port@0 { > - reg = <0>; > - > - mipi_lvds_0_ldb_ch0_mipi_lvds_0_pxl2dpi: endpoint { > - remote-endpoint = <&mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch0>; > - }; > - }; > - > - port@1 { > - reg = <1>; > - > - /* ... */ > - }; > - }; > - > - channel@1 { > - #address-cells = <1>; > - #size-cells = <0>; > - reg = <1>; > - phys = <&mipi_lvds_0_phy>; > - phy-names = "lvds_phy"; > - > - port@0 { > - reg = <0>; > - > - mipi_lvds_0_ldb_ch1_mipi_lvds_0_pxl2dpi: endpoint { > - remote-endpoint = <&mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch1>; > - }; > - }; > - > - port@1 { > - reg = <1>; > - > - /* ... */ > - }; > - }; > - }; > - }; > - > - mipi_lvds_0_phy: phy@56228300 { > - compatible = "fsl,imx8qxp-mipi-dphy"; > - reg = <0x56228300 0x100>; > - clocks = <&clk IMX_SC_R_LVDS_0 IMX_SC_PM_CLK_PHY>; > - clock-names = "phy_ref"; > - #phy-cells = <0>; > - fsl,syscon = <&mipi_lvds_0_csr>; > - power-domains = <&pd IMX_SC_R_MIPI_0>; > - }; > -- > 2.34.1 >