From: Svyatoslav Ryhel <clamor95@gmail.com>
To: Chanwoo Choi <cw00.choi@samsung.com>,
Krzysztof Kozlowski <krzk@kernel.org>, Lee Jones <lee@kernel.org>,
Rob Herring <robh@kernel.org>, Conor Dooley <conor+dt@kernel.org>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Svyatoslav Ryhel <clamor95@gmail.com>
Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-rtc@vger.kernel.org
Subject: [PATCH v2 1/2] dt-bindings: mfd: max77620: document optional RTC address for max77663
Date: Mon, 23 Feb 2026 08:43:42 +0200 [thread overview]
Message-ID: <20260223064343.12516-2-clamor95@gmail.com> (raw)
In-Reply-To: <20260223064343.12516-1-clamor95@gmail.com>
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 <clamor95@gmail.com>
---
Documentation/devicetree/bindings/mfd/max77620.txt | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt b/Documentation/devicetree/bindings/mfd/max77620.txt
index 5a642a51d58e..0bbb42e5dcfe 100644
--- a/Documentation/devicetree/bindings/mfd/max77620.txt
+++ b/Documentation/devicetree/bindings/mfd/max77620.txt
@@ -6,10 +6,12 @@ Required properties:
"maxim,max77620"
"maxim,max20024"
"maxim,max77663"
-- reg: I2C device address.
+- reg: I2C device address. In case of MAX77663 there can be 2 addresses,
+ second one specifies position of RTC.
Optional properties:
-------------------
+- reg-names: If 2 addresses are specified then, must be "pmic", "rtc"
- interrupts: The interrupt on the parent the controller is
connected to.
- interrupt-controller: Marks the device node as an interrupt controller.
--
2.51.0
next prev parent reply other threads:[~2026-02-23 6:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-23 6:43 [PATCH v2 0/2] rtc: max77686: convert to i2c_new_ancillary_device Svyatoslav Ryhel
2026-02-23 6:43 ` Svyatoslav Ryhel [this message]
2026-03-05 23:56 ` [PATCH v2 1/2] dt-bindings: mfd: max77620: document optional RTC address for max77663 Rob Herring
2026-02-23 6:43 ` [PATCH v2 2/2] rtc: max77686: convert to i2c_new_ancillary_device Svyatoslav Ryhel
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