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[91.125.98.229]) by smtp.gmail.com with ESMTPSA id 129sm93804220wmd.18.2019.01.22.10.07.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 22 Jan 2019 10:07:51 -0800 (PST) From: Ben Whitten X-Google-Original-From: Ben Whitten To: afaerber@suse.de Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, mark.rutland@arm.com, linux-lpwan@lists.infradead.org, robh@kernel.org, Ben Whitten , "David S. Miller" , Rob Herring Subject: [PATCH v2 lora-next 2/4] dt-bindings: lora: sx125x: add basic documentation Date: Tue, 22 Jan 2019 18:07:27 +0000 Message-Id: <20190122180729.1834-3-ben.whitten@lairdtech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190122180729.1834-1-ben.whitten@lairdtech.com> References: <20190122180729.1834-1-ben.whitten@lairdtech.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ben Whitten The SX125x family are IQ radio transceivers from Semtech configured over SPI, they are typically connected to an SX130x series concentrator however may be connected to a host directly. Required properties include the radio number of the host or concentrator bus. Signed-off-by: Ben Whitten --- v1 -> v2: * Dropped spi-max-frequency binding * Wording changes to commit and descriptions * Added spi wrapper suggested by Rob H * Dual licence --- .../bindings/net/lora/semtech,sx125x.yaml | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/lora/semtech,sx125x.yaml diff --git a/Documentation/devicetree/bindings/net/lora/semtech,sx125x.yaml b/Documentation/devicetree/bindings/net/lora/semtech,sx125x.yaml new file mode 100644 index 000000000000..4a51a251d97f --- /dev/null +++ b/Documentation/devicetree/bindings/net/lora/semtech,sx125x.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/lora/semtech,sx125x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Semtech IQ modulator/de-modulator transeiver + +maintainers: + - Andreas Färber + - Ben Whitten + +description: | + The SX125x family are transceivers capable of supporting multiple constant + and non-constant envelope modulation schemes. + +properties: + compatible: + items: + - enum: + - semtech,sx1255 + - semtech,sx1257 + - semtech,sx1258 + + reg: + maxItems: 1 + description: The chip select on the SPI bus or radio number in concentrator + , with radio A = 0 and radio B = 1. + +required: + - compatible + - reg + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + radio0: lora@0 { + compatible = "semtech,sx1257"; + reg = <0>; + }; + }; -- 2.17.1