linux-kernel - [PATCH v2 04/14] dt-bindings: mfd: bd96802: Add ROHM BD96806

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Message-ID: <99ffe94d642b6c73cd5199103e65419c93214533.1742802856.git.mazziesaccount@gmail.com>
Date: Mon, 24 Mar 2025 10:55:21 +0200
From: Matti Vaittinen <mazziesaccount@...il.com>
To: Matti Vaittinen <mazziesaccount@...il.com>,
	Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
Cc: Lee Jones <lee@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Matti Vaittinen <mazziesaccount@...il.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 04/14] dt-bindings: mfd: bd96802: Add ROHM BD96806

The ROHM BD96806 is very similar to the BD96802. The differences visible
to the drivers is different tune voltage ranges.

Add compatible for the ROHM BD96805 PMIC.

Signed-off-by: Matti Vaittinen <mazziesaccount@...il.com>

---
Revision history:
 v1 => :
  - No changes
---
 .../bindings/mfd/rohm,bd96802-pmic.yaml       | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd96802-pmic.yaml b/Documentation/devicetree/bindings/mfd/rohm,bd96802-pmic.yaml
index d5d9e69dc0c2..c6e6be4015b2 100644
--- a/Documentation/devicetree/bindings/mfd/rohm,bd96802-pmic.yaml
+++ b/Documentation/devicetree/bindings/mfd/rohm,bd96802-pmic.yaml
@@ -4,23 +4,23 @@
 $id: http://devicetree.org/schemas/mfd/rohm,bd96802-pmic.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: ROHM BD96802 Scalable Power Management Integrated Circuit
+title: ROHM BD96802 / BD96806Scalable Power Management Integrated Circuit
 
 maintainers:
   - Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
 
 description: |
-  BD96802Qxx-C is an automotive grade configurable Power Management
-  Integrated Circuit supporting Functional Safety features for application
+  BD96802Qxx-C and BD96806 are automotive grade configurable Power Management
+  Integrated Circuits supporting Functional Safety features for application
   processors, SoCs and FPGAs
 
 properties:
   compatible:
-    const: rohm,bd96802
+    enum:
+      - rohm,bd96802
+      - rohm,bd96806
 
   reg:
-    description:
-      I2C slave address.
     maxItems: 1
 
   interrupts:
@@ -29,7 +29,8 @@ properties:
       for fatal IRQs which will cause the PMIC to shut down power outputs.
       In many systems this will shut down the SoC contolling the PMIC and
       connecting/handling the errb can be omitted. However, there are cases
-      where the SoC is not powered by the PMIC. In that case it may be
+      where the SoC is not powered by the PMIC or has a short time backup
+      energy to handle shutdown of critical hardware. In that case it may be
       useful to connect the errb and handle errb events.
     minItems: 1
     maxItems: 2
@@ -69,7 +70,7 @@ examples:
             interrupt-names = "intb", "errb";
 
             regulators {
-                buck1: BUCK1 {
+                buck1 {
                     regulator-name = "buck1";
                     regulator-ramp-delay = <1250>;
                     /* 0.5V min INITIAL - 150 mV tune */
@@ -84,7 +85,7 @@ examples:
                     regulator-temp-protection-kelvin = <1>;
                     regulator-temp-warn-kelvin = <0>;
                 };
-                buck2: BUCK2 {
+                buck2 {
                     regulator-name = "buck2";
                     regulator-min-microvolt = <350000>;
                     regulator-max-microvolt = <3450000>;
-- 
2.49.0


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