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Fri, 10 Dec 2021 01:02:48 -0800 (PST) Received: from scdiu3.sunplus.com ([113.196.136.192]) by smtp.googlemail.com with ESMTPSA id h15sm2540790pfc.134.2021.12.10.01.02.46 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 Dec 2021 01:02:48 -0800 (PST) From: Li-hao Kuo To: p.zabel@pengutronix.de, broonie@kernel.org, andyshevchenko@gmail.com, robh+dt@kernel.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: wells.lu@sunplus.com, lh.kuo@sunplus.com, "Li-hao Kuo" Subject: [PATCH v4 2/2] devicetree: bindings SPI Add bindings doc for Sunplus SP7021 Date: Fri, 10 Dec 2021 17:02:48 +0800 Message-Id: <09f5be1f5c87a05e155dd09e76f074ce38840588.1639123362.git.lhjeff911@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Li-hao Kuo" Add devicetree bindings SPI Add bindings doc for Sunplus SP7021 Signed-off-by: Li-hao Kuo --- Changes in v4: - Addressed all comments from Mr. Philipp Zabel - Addressed all comments from Mr. Rob Herring - Addressed all comments from Mr. Andy Shevchenko .../bindings/spi/spi-sunplus-sp7021.yaml | 81 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml diff --git a/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml b/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml new file mode 100644 index 0000000..096bfae --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (C) Sunplus Co., Ltd. 2021 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/spi-sunplus-sp7021.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus sp7021 SPI controller + +allOf: + - $ref: "spi-controller.yaml" + +maintainers: + - Li-hao Kuo + +properties: + compatible: + enum: + - sunplus,sp7021-spi + + reg: + items: + - the SPI master registers + - the SPI slave registers + + reg-names: + items: + - const: master + - const: slave + + interrupt-names: + items: + - const: dma_w + - const: mas_risc + - const: slave_risc + + interrupts: + minItems: 3 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - interrupts + - interrupt-names + - clocks + - clocks-names + - resets + - pinctrl-names + - pinctrl-0 + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + spi@9C002D80 { + compatible = "sunplus,sp7021-spi"; + reg = <0x9C002D80 0x80>, <0x9C002E00 0x80>; + reg-names = "master", "slave"; + interrupt-parent = <&intc>; + interrupt-names = "dma_w", + "mas_risc", + "slave_risc"; + interrupts = <144 IRQ_TYPE_LEVEL_HIGH>, + <146 IRQ_TYPE_LEVEL_HIGH>, + <145 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc SPI_COMBO_0>; + resets = <&rstc RST_SPI_COMBO_0>; + pinctrl-names = "default"; + pinctrl-0 = <&pins_spi0>; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 91f5707..ee428d8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18237,6 +18237,7 @@ SUNPLUS SPI CONTROLLER INTERFACE DRIVER M: Li-hao Kuo L: linux-spi@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml F: drivers/spi/spi-sunplus-sp7021.c SUPERH -- 2.7.4