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Signed-off-by: Haibo Chen --- .../devicetree/bindings/spi/spi-nxp-xspi.yaml | 84 ++++++++++++++++++++++ MAINTAINERS | 8 +++ 2 files changed, 92 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/spi-nxp-xspi.yaml b/Documentation/devicetree/bindings/spi/spi-nxp-xspi.yaml new file mode 100644 index 0000000000000000000000000000000000000000..36970514036fe8e776908a15ed1ea2b21f2c4c9a --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-nxp-xspi.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/spi-nxp-xspi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP External Serial Peripheral Interface (xSPI) + +maintainers: + - Haibo Chen + - Han Xu + +properties: + compatible: + oneOf: + - enum: + - nxp,imx94-xspi + + reg: + items: + - description: registers address space + - description: memory mapped address space + + reg-names: + items: + - const: base + - const: mmap + + interrupts: + maxItems: 5 + + clocks: + items: + - description: SPI serial clock + + clock-names: + items: + - const: per + +required: + - compatible + - reg + - reg-names + - interrupts + - clocks + - clock-names + +allOf: + - $ref: spi-controller.yaml# + +unevaluatedProperties: false + +examples: + - | + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + spi@42b90000 { + compatible = "nxp,imx943-xspi"; + reg = <0x42b90000 0x50000>, <0x28000000 0x08000000>; + reg-names = "base", "mmap"; + interrupts = , + , + , + , + ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&scmi_1>; + clock-names = "per"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <200000000>; + spi-rx-bus-width = <8>; + spi-tx-bus-width = <8>; + }; + + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 9c92d43af5e22ae57877e239b47fd70decdb3fb9..2a47206cdb290b27ac6829d3a92289ca65d28d46 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18622,6 +18622,14 @@ S: Maintained F: Documentation/devicetree/bindings/spi/spi-nxp-fspi.yaml F: drivers/spi/spi-nxp-fspi.c +NXP XSPI DRIVER +M: Han Xu +M: Haibo Chen +L: linux-spi@vger.kernel.org +L: imx@lists.linux.dev +S: Maintained +F: Documentation/devicetree/bindings/spi/spi-nxp-xspi.yaml + NXP FXAS21002C DRIVER M: Rui Miguel Silva L: linux-iio@vger.kernel.org -- 2.34.1