[PATCH v3 0/3] Add support for PM7550 PMIC

[PATCH v3 0/3] Add support for PM7550 PMIC

[Luca Weiss]

The PM7550 PMIC is used in conjuction with the Milos SoC. Add binding
docs and the devicetree description for it.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
Changes in v3:
- Resend, drop applied patches
- Pick up tags
- Link to v2: https://lore.kernel.org/r/20250709-sm7635-pmxr2230-v2-0-09777dab0a95@fairphone.com

Changes in v2:
- PMXR2230 -> PM7550 (Dmitry)
- Replace some SM7635 references with Milos
- Update critical temperature trip
- Link to v1: https://lore.kernel.org/r/20250625-sm7635-pmxr2230-v1-0-25aa94305f31@fairphone.com

---
Luca Weiss (3):
      dt-bindings: leds: qcom,spmi-flash-led: Add PM7550
      dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC
      arm64: dts: qcom: Add PM7550 PMIC

 .../bindings/leds/qcom,spmi-flash-led.yaml         |  1 +
 .../devicetree/bindings/mfd/qcom,spmi-pmic.yaml    |  1 +
 arch/arm64/boot/dts/qcom/pm7550.dtsi               | 67 ++++++++++++++++++++++
 3 files changed, 69 insertions(+)
---
base-commit: a92c761bcac3d5042559107fa7679470727a4bcb
change-id: 20250620-sm7635-pmxr2230-ee55a86a8c2b

Best regards,
-- 
Luca Weiss <luca.weiss@fairphone.com>

[PATCH v3 1/3] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550

[Luca Weiss]

Document compatible for PM7550 Torch and Flash LED controller.

Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml b/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml
index bcf0ad4ea57e..05250aefd385 100644
--- a/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml
+++ b/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml
@@ -24,6 +24,7 @@ properties:
       - enum:
           - qcom,pm6150l-flash-led
           - qcom,pm660l-flash-led
+          - qcom,pm7550-flash-led
           - qcom,pm8150c-flash-led
           - qcom,pm8150l-flash-led
           - qcom,pm8350c-flash-led

-- 
2.51.1

[PATCH v3 2/3] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC

[Luca Weiss]

Document the compatible string for the PM7550 PMIC.

Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml b/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml
index 078a6886f8b1..d0c54ed6df38 100644
--- a/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml
+++ b/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml
@@ -43,6 +43,7 @@ properties:
           - qcom,pm7250b
           - qcom,pm7550ba
           - qcom,pm7325
+          - qcom,pm7550
           - qcom,pm8004
           - qcom,pm8005
           - qcom,pm8009

-- 
2.51.1

[PATCH v3 3/3] arm64: dts: qcom: Add PM7550 PMIC

[Luca Weiss]

Add a dts for the PMIC used e.g. with Milos SoC-based devices.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 arch/arm64/boot/dts/qcom/pm7550.dtsi | 67 ++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/pm7550.dtsi b/arch/arm64/boot/dts/qcom/pm7550.dtsi
new file mode 100644
index 000000000000..b886c2397fe7
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/pm7550.dtsi
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2025, Luca Weiss <luca.weiss@fairphone.com>
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+/ {
+	thermal-zones {
+		pm7550_thermal: pm7550-thermal {
+			polling-delay-passive = <100>;
+
+			thermal-sensors = <&pm7550_temp_alarm>;
+
+			trips {
+				trip0 {
+					temperature = <95000>;
+					hysteresis = <0>;
+					type = "passive";
+				};
+
+				trip1 {
+					/*
+					 * Current Linux driver currently only supports up to
+					 * 125°C, should be updated to 145°C once available.
+					 */
+					temperature = <125000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+		};
+	};
+};
+
+&spmi_bus {
+	pm7550: pmic@1 {
+		compatible = "qcom,pm7550", "qcom,spmi-pmic";
+		reg = <0x1 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		pm7550_temp_alarm: temp-alarm@a00 {
+			compatible = "qcom,spmi-temp-alarm";
+			reg = <0xa00>;
+			interrupts = <0x1 0xa 0x0 IRQ_TYPE_EDGE_BOTH>;
+			#thermal-sensor-cells = <0>;
+		};
+
+		pm7550_gpios: gpio@8800 {
+			compatible = "qcom,pm7550-gpio", "qcom,spmi-gpio";
+			reg = <0x8800>;
+			gpio-controller;
+			gpio-ranges = <&pm7550_gpios 0 0 12>;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		pm7550_flash: led-controller@ee00 {
+			compatible = "qcom,pm7550-flash-led", "qcom,spmi-flash-led";
+			reg = <0xee00>;
+			status = "disabled";
+		};
+	};
+};

-- 
2.51.1

Re: [PATCH v3 1/3] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550

[Bjorn Andersson]

On Thu, Oct 23, 2025 at 01:32:25PM +0200, Luca Weiss wrote:
> Document compatible for PM7550 Torch and Flash LED controller.
> 
> Acked-by: Rob Herring (Arm) <robh@kernel.org>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>

Reviewed-by: Bjorn Andersson <andersson@kernel.org>

> ---
>  Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml b/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml
> index bcf0ad4ea57e..05250aefd385 100644
> --- a/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml
> +++ b/Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml
> @@ -24,6 +24,7 @@ properties:
>        - enum:
>            - qcom,pm6150l-flash-led
>            - qcom,pm660l-flash-led
> +          - qcom,pm7550-flash-led
>            - qcom,pm8150c-flash-led
>            - qcom,pm8150l-flash-led
>            - qcom,pm8350c-flash-led
> 
> -- 
> 2.51.1
> 

Re: [PATCH v3 2/3] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC

[Bjorn Andersson]

On Thu, Oct 23, 2025 at 01:32:26PM +0200, Luca Weiss wrote:
> Document the compatible string for the PM7550 PMIC.
> 
> Acked-by: Rob Herring (Arm) <robh@kernel.org>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>

Reviewed-by: Bjorn Andersson <andersson@kernel.org>

> ---
>  Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml b/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml
> index 078a6886f8b1..d0c54ed6df38 100644
> --- a/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml
> +++ b/Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml
> @@ -43,6 +43,7 @@ properties:
>            - qcom,pm7250b
>            - qcom,pm7550ba
>            - qcom,pm7325
> +          - qcom,pm7550
>            - qcom,pm8004
>            - qcom,pm8005
>            - qcom,pm8009
> 
> -- 
> 2.51.1
> 

Re: (subset) [PATCH v3 0/3] Add support for PM7550 PMIC

[Lee Jones]

On Thu, 23 Oct 2025 13:32:24 +0200, Luca Weiss wrote:
> The PM7550 PMIC is used in conjuction with the Milos SoC. Add binding
> docs and the devicetree description for it.
> 
> 

Applied, thanks!

[1/3] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550
      (no commit info)
[2/3] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC
      commit: c21a5a2d7add4677e595af935db9888c7e41871f

--
Lee Jones [李琼斯]

Re: (subset) [PATCH v3 2/3] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC

[Lee Jones]

On Thu, 23 Oct 2025 13:32:26 +0200, Luca Weiss wrote:
> Document the compatible string for the PM7550 PMIC.
> 
> 

Applied, thanks!

[2/3] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC
      commit: c21a5a2d7add4677e595af935db9888c7e41871f

--
Lee Jones [李琼斯]

Re: (subset) [PATCH v3 1/3] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550

[Lee Jones]

On Thu, 23 Oct 2025 13:32:25 +0200, Luca Weiss wrote:
> Document compatible for PM7550 Torch and Flash LED controller.
> 
> 

Applied, thanks!

[1/3] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550
      commit: c42b91c426a12523b8d02bc6041f7931f199a301

--
Lee Jones [李琼斯]