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spi: Add Sunplus SP7021 schema
Add bindings for Sunplus SP7021 spi driver Signed-off-by: Li-hao Kuo <lhjeff911@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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# Copyright (C) Sunplus Co., Ltd. 2021
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/spi/spi-sunplus-sp7021.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Sunplus sp7021 SPI controller
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allOf:
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- $ref: "spi-controller.yaml"
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maintainers:
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- Li-hao Kuo <lhjeff911@gmail.com>
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properties:
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compatible:
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enum:
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- sunplus,sp7021-spi
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reg:
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items:
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- the SPI master registers
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- the SPI slave registers
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reg-names:
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items:
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- const: master
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- const: slave
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interrupt-names:
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items:
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- const: dma_w
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- const: master_risc
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- const: slave_risc
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interrupts:
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minItems: 3
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clocks:
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maxItems: 1
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resets:
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maxItems: 1
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required:
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- compatible
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- reg
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- reg-names
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- interrupts
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- interrupt-names
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- clocks
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- clocks-names
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- resets
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- pinctrl-names
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- pinctrl-0
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/sp-sp7021.h>
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#include <dt-bindings/reset/sp-sp7021.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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spi@9C002D80 {
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compatible = "sunplus,sp7021-spi";
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reg = <0x9C002D80 0x80>, <0x9C002E00 0x80>;
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reg-names = "master", "slave";
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interrupt-parent = <&intc>;
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interrupt-names = "dma_w",
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"master_risc",
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"slave_risc";
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interrupts = <144 IRQ_TYPE_LEVEL_HIGH>,
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<146 IRQ_TYPE_LEVEL_HIGH>,
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<145 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&clkc SPI_COMBO_0>;
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resets = <&rstc RST_SPI_COMBO_0>;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_spi0>;
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};
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...
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@ -18495,6 +18495,7 @@ SUNPLUS SPI CONTROLLER INTERFACE DRIVER
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M: Li-hao Kuo <lhjeff911@gmail.com>
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L: linux-spi@vger.kernel.org
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S: Maintained
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F: Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml
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F: drivers/spi/spi-sunplus-sp7021.c
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SUPERH
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