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Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Chanwoo Choi , Alexandre Belloni , Svyatoslav Ryhel Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org Subject: [PATCH v4 4/5] dt-bindings: mfd: max77620: document optional RTC address for MAX77663 Date: Thu, 12 Mar 2026 10:52:57 +0200 Message-ID: <20260312085258.11431-5-clamor95@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260312085258.11431-1-clamor95@gmail.com> References: <20260312085258.11431-1-clamor95@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Document an optional second I2C address for the MAX77663 PMIC's RTC device, to be used if the MAX77663 RTC is located at a non-default I2C address. Signed-off-by: Svyatoslav Ryhel Reviewed-by: Rob Herring (Arm) --- .../bindings/mfd/maxim,max77620.yaml | 22 ++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/maxim,max77620.yaml b/Do= cumentation/devicetree/bindings/mfd/maxim,max77620.yaml index 85d7fe0f9f85..602711865274 100644 --- a/Documentation/devicetree/bindings/mfd/maxim,max77620.yaml +++ b/Documentation/devicetree/bindings/mfd/maxim,max77620.yaml @@ -17,7 +17,17 @@ properties: - maxim,max77663 =20 reg: - maxItems: 1 + description: + Can contain an optional second I2C address pointing to the PMIC's + RTC device. If no RTC address is provided, a default address specific + to this PMIC will be used. + minItems: 1 + maxItems: 2 + + reg-names: + items: + - const: pmic + - const: rtc =20 interrupts: maxItems: 1 @@ -192,6 +202,16 @@ allOf: maxim,suspend-fps-time-period-us: enum: [40, 80, 160, 320, 640, 1280, 2560, 5120] =20 + - if: + properties: + compatible: + not: + contains: + const: maxim,max77663 + then: + properties: + reg-names: false + required: - compatible - reg --=20 2.51.0