[PATCH v2 0/5] Add support for PM7550 PMIC

[PATCH v2 0/5] 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 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 (5):
      dt-bindings: leds: qcom,spmi-flash-led: Add PM7550
      dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC
      dt-bindings: pinctrl: qcom,pmic-gpio: Add PM7550 support
      pinctrl: qcom: spmi: Add PM7550
      arm64: dts: qcom: Add PM7550 PMIC

 .../bindings/leds/qcom,spmi-flash-led.yaml         |  1 +
 .../devicetree/bindings/mfd/qcom,spmi-pmic.yaml    |  1 +
 .../bindings/pinctrl/qcom,pmic-gpio.yaml           |  2 +
 arch/arm64/boot/dts/qcom/pm7550.dtsi               | 67 ++++++++++++++++++++++
 drivers/pinctrl/qcom/pinctrl-spmi-gpio.c           |  1 +
 5 files changed, 72 insertions(+)
---
base-commit: 19272b37aa4f83ca52bdf9c16d5d81bdd1354494
change-id: 20250620-sm7635-pmxr2230-ee55a86a8c2b

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

[PATCH v2 1/5] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550

[Luca Weiss]

Document compatible for PM7550 Torch and Flash LED controller.

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 bcf0ad4ea57ea6dbba9ce71280bc3cb9f74db83f..05250aefd38575f00dfc73263f7e4eaef38ab565 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

-- 
2.50.0

[PATCH v2 2/5] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC

[Luca Weiss]

Document the compatible string for the PM7550 PMIC.

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 078a6886f8b1e9ceb2187e988ce7c9514ff6dc2c..d0c54ed6df38db82e626ebc0687cd5d3887abc5b 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

-- 
2.50.0

[PATCH v2 3/5] dt-bindings: pinctrl: qcom,pmic-gpio: Add PM7550 support

[Luca Weiss]

Update the Qualcomm Technologies, Inc. PMIC GPIO binding documentation
to include the compatible string for the PM7550 PMICs.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
index 055cea5452eb62ab6e251a3a9193d1e5da293ccb..04957fefff0bb72d5dc6d29bfa4d87ffd37ab8d7 100644
--- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
@@ -27,6 +27,7 @@ properties:
           - qcom,pm6450-gpio
           - qcom,pm7250b-gpio
           - qcom,pm7325-gpio
+          - qcom,pm7550-gpio
           - qcom,pm7550ba-gpio
           - qcom,pm8005-gpio
           - qcom,pm8018-gpio
@@ -261,6 +262,7 @@ allOf:
               - qcom,pm660l-gpio
               - qcom,pm6150l-gpio
               - qcom,pm7250b-gpio
+              - qcom,pm7550-gpio
               - qcom,pm8038-gpio
               - qcom,pm8150b-gpio
               - qcom,pm8150l-gpio

-- 
2.50.0

[PATCH v2 4/5] pinctrl: qcom: spmi: Add PM7550

[Luca Weiss]

PM7550 is a PMIC, featuring 12 GPIOs. Describe it.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 drivers/pinctrl/qcom/pinctrl-spmi-gpio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
index bc082bfb52ef480941e1804f1142496e1db6413a..da62eadbe1e97bde0bb56db8c07182ad5c6a4162 100644
--- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
+++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
@@ -1206,6 +1206,7 @@ static const struct of_device_id pmic_gpio_of_match[] = {
 	{ .compatible = "qcom,pm6450-gpio", .data = (void *) 9 },
 	{ .compatible = "qcom,pm7250b-gpio", .data = (void *) 12 },
 	{ .compatible = "qcom,pm7325-gpio", .data = (void *) 10 },
+	{ .compatible = "qcom,pm7550-gpio", .data = (void *) 12 },
 	{ .compatible = "qcom,pm7550ba-gpio", .data = (void *) 8},
 	{ .compatible = "qcom,pm8005-gpio", .data = (void *) 4 },
 	{ .compatible = "qcom,pm8019-gpio", .data = (void *) 6 },

-- 
2.50.0

[PATCH v2 5/5] arm64: dts: qcom: Add PM7550 PMIC

[Luca Weiss]

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

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 0000000000000000000000000000000000000000..b886c2397fe735edc92f2c3f307eb4d206961f11
--- /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";
+		};
+	};
+};

-- 
2.50.0

Re: [PATCH v2 1/5] dt-bindings: leds: qcom,spmi-flash-led: Add PM7550

[Rob Herring (Arm)]

On Wed, 09 Jul 2025 13:46:32 +0200, Luca Weiss wrote:
> Document compatible for PM7550 Torch and Flash LED controller.
> 
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
>  Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 

Acked-by: Rob Herring (Arm) <robh@kernel.org>

Re: [PATCH v2 2/5] dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC

[Rob Herring (Arm)]

On Wed, 09 Jul 2025 13:46:33 +0200, Luca Weiss wrote:
> Document the compatible string for the PM7550 PMIC.
> 
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
>  Documentation/devicetree/bindings/mfd/qcom,spmi-pmic.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 

Acked-by: Rob Herring (Arm) <robh@kernel.org>

Re: [PATCH v2 3/5] dt-bindings: pinctrl: qcom,pmic-gpio: Add PM7550 support

[Rob Herring (Arm)]

On Wed, 09 Jul 2025 13:46:34 +0200, Luca Weiss wrote:
> Update the Qualcomm Technologies, Inc. PMIC GPIO binding documentation
> to include the compatible string for the PM7550 PMICs.
> 
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
>  Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml | 2 ++
>  1 file changed, 2 insertions(+)
> 

Acked-by: Rob Herring (Arm) <robh@kernel.org>

Re: [PATCH v2 0/5] Add support for PM7550 PMIC

[Linus Walleij]

On Wed, Jul 9, 2025 at 1:46 PM Luca Weiss <luca.weiss@fairphone.com> wrote:

> Luca Weiss (5):
>       dt-bindings: leds: qcom,spmi-flash-led: Add PM7550
>       dt-bindings: mfd: qcom-spmi-pmic: Document PM7550 PMIC
>       dt-bindings: pinctrl: qcom,pmic-gpio: Add PM7550 support
>       pinctrl: qcom: spmi: Add PM7550
>       arm64: dts: qcom: Add PM7550 PMIC

Patches 3 & 4 applied to the pinctrl tree.

Yours,
Linus Walleij

Re: [PATCH v2 5/5] arm64: dts: qcom: Add PM7550 PMIC

[Konrad Dybcio]

On 7/9/25 1:46 PM, Luca Weiss wrote:
> Add a dts for the PMIC used e.g. with Milos SoC-based devices.
> 
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

Konrad