diff options
Diffstat (limited to 'Documentation/devicetree/bindings/mfd')
3 files changed, 194 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml b/Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml new file mode 100644 index 000000000000..f09577105b50 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/fsl,imx8qxp-csr.yaml @@ -0,0 +1,192 @@ +# 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 Bindings + +maintainers: + - Liu Ying <victor.liu@nxp.com> + +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 <dt-bindings/clock/imx8-lpcg.h> + #include <dt-bindings/firmware/imx/rsrc.h> + 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 = <IMX_SC_R_MIPI_0>; + 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>; + }; diff --git a/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml b/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml index 74a6867d3c82..edac14af101e 100644 --- a/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml +++ b/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: MAX77714 PMIC with GPIO, RTC and watchdog from Maxim Integrated. maintainers: - - Luca Ceresoli <luca@lucaceresoli.net> + - Luca Ceresoli <luca.ceresoli@bootlin.com> description: | MAX77714 is a Power Management IC with 4 buck regulators, 9 diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd71815-pmic.yaml b/Documentation/devicetree/bindings/mfd/rohm,bd71815-pmic.yaml index fe265bcab50d..fbface720678 100644 --- a/Documentation/devicetree/bindings/mfd/rohm,bd71815-pmic.yaml +++ b/Documentation/devicetree/bindings/mfd/rohm,bd71815-pmic.yaml @@ -74,7 +74,7 @@ properties: rohm,enable-hidden-gpo: description: | The BD71815 has undocumented GPO at pin E5. Pin is marked as GND at the - data-sheet as it's location in the middle of GND pins makes it hard to + data-sheet as its location in the middle of GND pins makes it hard to use on PCB. If your board has managed to use this pin you can enable the second GPO by defining this property. Dont enable this if you are unsure about how the E5 pin is connected on your board. |