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[2003:e4:1f4b:7100:f22f:74ff:fe1f:3a53]) by smtp.gmail.com with ESMTPSA id y4-20020a1c4b04000000b003fbe4cecc5fsm2431099wma.34.2023.07.05.08.26.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Jul 2023 08:26:03 -0700 (PDT) From: Thierry Reding To: Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Jon Hunter , devicetree@vger.kernel.org, linux-spi@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH 1/3] dt-bindings: spi: tegra-slink: Convert to json-schema Date: Wed, 5 Jul 2023 17:26:01 +0200 Message-ID: <20230705152603.2514235-1-thierry.reding@gmail.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org From: Thierry Reding Convert the Tegra SLINK bindings from the free-form text format to json-schema. Signed-off-by: Thierry Reding Reviewed-by: Rob Herring --- .../bindings/spi/nvidia,tegra20-slink.txt | 37 -------- .../bindings/spi/nvidia,tegra20-slink.yaml | 90 +++++++++++++++++++ 2 files changed, 90 insertions(+), 37 deletions(-) delete mode 100644 Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.txt create mode 100644 Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.yaml diff --git a/Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.txt b/Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.txt deleted file mode 100644 index 40d80b93e327..000000000000 --- a/Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.txt +++ /dev/null @@ -1,37 +0,0 @@ -NVIDIA Tegra20/Tegra30 SLINK controller. - -Required properties: -- compatible : should be "nvidia,tegra20-slink", "nvidia,tegra30-slink". -- reg: Should contain SLINK registers location and length. -- interrupts: Should contain SLINK interrupts. -- clocks : Must contain one entry, for the module clock. - See ../clocks/clock-bindings.txt for details. -- resets : Must contain an entry for each entry in reset-names. - See ../reset/reset.txt for details. -- reset-names : Must include the following entries: - - spi -- dmas : Must contain an entry for each entry in clock-names. - See ../dma/dma.txt for details. -- dma-names : Must include the following entries: - - rx - - tx - -Recommended properties: -- spi-max-frequency: Definition as per - Documentation/devicetree/bindings/spi/spi-bus.txt - -Example: - -spi@7000d600 { - compatible = "nvidia,tegra20-slink"; - reg = <0x7000d600 0x200>; - interrupts = <0 82 0x04>; - spi-max-frequency = <25000000>; - #address-cells = <1>; - #size-cells = <0>; - clocks = <&tegra_car 44>; - resets = <&tegra_car 44>; - reset-names = "spi"; - dmas = <&apbdma 16>, <&apbdma 16>; - dma-names = "rx", "tx"; -}; diff --git a/Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.yaml b/Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.yaml new file mode 100644 index 000000000000..291c25ec015d --- /dev/null +++ b/Documentation/devicetree/bindings/spi/nvidia,tegra20-slink.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/nvidia,tegra20-slink.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra20/30 SLINK controller + +maintainers: + - Thierry Reding + - Jon Hunter + +properties: + compatible: + enum: + - nvidia,tegra20-slink + - nvidia,tegra30-slink + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: module clock + + resets: + items: + - description: module reset + + reset-names: + items: + - const: spi + + dmas: + items: + - description: DMA channel used for reception + - description: DMA channel used for transmission + + dma-names: + items: + - const: rx + - const: tx + + operating-points-v2: + $ref: /schemas/types.yaml#/definitions/phandle + + power-domains: + items: + - description: phandle to the core power domain + + spi-max-frequency: + description: Maximum SPI clocking speed of the controller in Hz. + $ref: /schemas/types.yaml#/definitions/uint32 + +allOf: + - $ref: spi-controller.yaml + +unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - clocks + - resets + - reset-names + - dmas + - dma-names + +examples: + - | + #include + #include + + spi@7000d600 { + compatible = "nvidia,tegra20-slink"; + reg = <0x7000d600 0x200>; + interrupts = ; + spi-max-frequency = <25000000>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car TEGRA20_CLK_SBC2>; + resets = <&tegra_car 44>; + reset-names = "spi"; + dmas = <&apbdma 16>, <&apbdma 16>; + dma-names = "rx", "tx"; + };