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From: =?utf-8?q?Andr=C3=A9_Draszik?= <andre.draszik@linaro.org>
Date: Thu, 03 Apr 2025 09:58:55 +0100
Subject: [PATCH v3 03/32] dt-bindings: firmware: google,gs101-acpm-ipc: add
 PMIC child node
Precedence: bulk
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Message-Id: <20250403-s2mpg10-v3-3-b542b3505e68@linaro.org>
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In-Reply-To: <20250403-s2mpg10-v3-0-b542b3505e68@linaro.org>
To: Krzysztof Kozlowski <krzk@kernel.org>, Lee Jones <lee@kernel.org>,
 Rob Herring <robh@kernel.org>, Conor Dooley <conor+dt@kernel.org>,
 Sylwester Nawrocki <s.nawrocki@samsung.com>,
 Chanwoo Choi <cw00.choi@samsung.com>, Alim Akhtar <alim.akhtar@samsung.com>,
 Michael Turquette <mturquette@baylibre.com>,
 Stephen Boyd <sboyd@kernel.org>, Russell King <linux@armlinux.org.uk>,
 Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>,
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Cc: Peter Griffin <peter.griffin@linaro.org>,
 Tudor Ambarus <tudor.ambarus@linaro.org>,
 Will McVicker <willmcvicker@google.com>, kernel-team@android.com,
 linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
 devicetree@vger.kernel.org, linux-clk@vger.kernel.org,
 linux-arm-kernel@lists.infradead.org, linux-rtc@vger.kernel.org,
 =?utf-8?q?Andr=C3=A9_Draszik?= <andre.draszik@linaro.org>
X-Mailer: b4 0.14.2

The PMIC is supposed to be a child of ACPM, add it here to describe the
connection.

Signed-off-by: Andr=C3=A9 Draszik <andre.draszik@linaro.org>

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
v3:
- drop '$ref' and 'unevaluatedProperties' from pmic subnode, use
  'additionalProperties' instead (Krzysztof)
- add some regulators to examples since s2mpg10 requires them as of v3
---
 .../bindings/firmware/google,gs101-acpm-ipc.yaml   | 35 ++++++++++++++++++=
++++
 1 file changed, 35 insertions(+)

diff --git a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-i=
pc.yaml b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.=
yaml
index 2cdad1bbae73bb1795eccf47e1a58e270acd022c..9785aac3b5f34955bbfe2718eec=
48581d050954f 100644
--- a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml
+++ b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml
@@ -27,6 +27,15 @@ properties:
   mboxes:
     maxItems: 1
=20
+  pmic:
+    description: Child node describing the main PMIC.
+    type: object
+    additionalProperties: true
+
+    properties:
+      compatible:
+        const: samsung,s2mpg10-pmic
+
   shmem:
     description:
       List of phandle pointing to the shared memory (SHM) area. The memory
@@ -43,8 +52,34 @@ additionalProperties: false
=20
 examples:
   - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
     power-management {
         compatible =3D "google,gs101-acpm-ipc";
         mboxes =3D <&ap2apm_mailbox>;
         shmem =3D <&apm_sram>;
+
+        pmic {
+            compatible =3D "samsung,s2mpg10-pmic";
+            interrupts-extended =3D <&gpa0 6 IRQ_TYPE_LEVEL_LOW>;
+
+            regulators {
+                LDO1 {
+                    regulator-name =3D "vdd_ldo1";
+                    regulator-min-microvolt =3D <700000>;
+                    regulator-max-microvolt =3D <1300000>;
+                    regulator-always-on;
+                };
+
+                // ...
+
+                BUCK1 {
+                    regulator-name =3D "vdd_mif";
+                    regulator-min-microvolt =3D <450000>;
+                    regulator-max-microvolt =3D <1300000>;
+                    regulator-always-on;
+                    regulator-boot-on;
+                };
+            };
+        };
     };

--=20
2.49.0.472.ge94155a9ec-goog