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[60.242.93.14]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2adfb6ba5eesm41682865ad.68.2026.02.26.20.15.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Feb 2026 20:15:09 -0800 (PST) From: Lachlan Hodges To: johannes@sipsolutions.net, Lachlan Hodges , Dan Callaghan , Arien Judge , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: ayman.grais@morsemicro.com, linux-wireless@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH wireless-next 32/35] dt-bindings: net: wireless: morsemicro: add mm81x family Date: Fri, 27 Feb 2026 15:10:42 +1100 Message-ID: <20260227041108.66508-33-lachlan.hodges@morsemicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260227041108.66508-1-lachlan.hodges@morsemicro.com> References: <20260227041108.66508-1-lachlan.hodges@morsemicro.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add dt-bindings describing the Morse Micro mm81x family of chips. Signed-off-by: Lachlan Hodges --- .../net/wireless/morsemicro,mm81x.yaml | 74 +++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/wireless/morsemicro,mm81x.yaml diff --git a/Documentation/devicetree/bindings/net/wireless/morsemicro,mm81x.yaml b/Documentation/devicetree/bindings/net/wireless/morsemicro,mm81x.yaml new file mode 100644 index 000000000000..653a7476cf8f --- /dev/null +++ b/Documentation/devicetree/bindings/net/wireless/morsemicro,mm81x.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/wireless/morsemicro,mm81x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Morse Micro MM81x + +maintainers: + - Lachlan Hodges + - Arien Judge + +description: > + This node provides properties for configuring a Morse Micro MM81x device + connected via SDIO. The node shall be specified as a child node of an SDIO + controller. + + It is recommended to declare a mmc-pwrseq on SDIO host above MM81x. Without + it, you may encounter issues during reboot. The mmc-pwrseq should be + compatible with mmc-pwrseq-simple. Please consult + Documentation/devicetree/bindings/mmc/mmc-pwrseq-simple.yaml for more + information. + +properties: + compatible: + items: + - const: morsemicro,mm81x + + reg: + description: + must be set to 2. + maxItems: 1 + + wake-gpios: + description: Phandle of gpio that will be used to wake up the chip. Powersave + features disabled if property not present. + maxItems: 1 + + busy-gpios: + description: Phandle of a gpio that is used to indicate the chip has data + ready. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include + + mm81x_pwrseq: mm81x_pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&mm81x_reset>; + reset-gpios = <&gpio 13 GPIO_ACTIVE_LOW>; + }; + + mmc { + mmc-pwrseq = <&mm81x_pwrseq>; + #address-cells = <1>; + #size-cells = <0>; + + wifi@0 { + compatible = "morsemicro,mm81x"; + pinctrl-names = "default"; + pinctrl-0 = <&mm81x_busy>, <&mm81x_wake>; + reg = <2>; + wake-gpios = <&gpio 12 GPIO_ACTIVE_HIGH>; + busy-gpios = <&gpio 11 GPIO_ACTIVE_HIGH>; + }; + }; +... -- 2.43.0