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Sun, 6 Sep 2026 22:57:56 +0800 Received: from RTKEXHMBS01.realtek.com.tw (172.21.6.40) by RTKEXHMBS03.realtek.com.tw (10.21.1.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.43; Sun, 6 Sep 2026 22:57:56 +0800 Received: from RTKEXHMBS05.realtek.com.tw (10.21.1.55) by RTKEXHMBS01.realtek.com.tw (172.21.6.40) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.43; Sun, 6 Sep 2026 22:57:56 +0800 Received: from cn1dhc-k02 (172.21.252.101) by RTKEXHMBS05.realtek.com.tw (10.21.1.55) with Microsoft SMTP Server id 15.2.2562.43 via Frontend Transport; Sun, 6 Sep 2026 22:57:56 +0800 From: Yu-Chun Lin To: , , , , , CC: , , , , , , , Subject: [PATCH v2 1/2] dt-bindings: spi: Add Realtek RTD1625 SPI support Date: Sun, 6 Sep 2026 22:57:54 +0800 Message-ID: <20260906145755.1230079-2-eleanor.lin@realtek.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260906145755.1230079-1-eleanor.lin@realtek.com> References: <20260906145755.1230079-1-eleanor.lin@realtek.com> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain From: Jyan Chou Add DT binding schema for Realtek RTD1625 SPI Flash Controller Signed-off-by: Jyan Chou Co-developed-by: Yu-Chun Lin Signed-off-by: Yu-Chun Lin --- Changes in v2: - Removed clock and reset header inclusions, and replaced macros with raw numbers in the dt-binding example to resolve dependencies. --- .../bindings/spi/realtek,rtd1625-nor.yaml | 65 +++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/realtek,rtd1625-nor.yaml diff --git a/Documentation/devicetree/bindings/spi/realtek,rtd1625-nor.yaml b/Documentation/devicetree/bindings/spi/realtek,rtd1625-nor.yaml new file mode 100644 index 000000000000..b967fdac333f --- /dev/null +++ b/Documentation/devicetree/bindings/spi/realtek,rtd1625-nor.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/realtek,rtd1625-nor.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Realtek RTD1625 SPI Flash Controller + +maintainers: + - Jyan Chou + - Yu-Chun Lin + +properties: + compatible: + enum: + - realtek,rtd1625-nor + + reg: + maxItems: 3 + + reg-names: + items: + - const: ctrl + - const: dma + - const: dirmap + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +required: + - compatible + - reg + - reg-names + - clocks + - resets + - "#address-cells" + - "#size-cells" + +allOf: + - $ref: /schemas/spi/spi-controller.yaml# + +unevaluatedProperties: false + +examples: + - | + spi@14b000 { + compatible = "realtek,rtd1625-nor"; + reg = <0x14b000 0x50>, <0x14bf00 0x30>, <0x88100000 0x2000000>; + reg-names = "ctrl", "dma", "dirmap"; + clocks = <&cc 18>; + resets = <&cc 26>; + pinctrl-0 = <&spi_pins>; + pinctrl-names = "default"; + #address-cells = <1>; + #size-cells = <0>; + }; -- 2.43.0