[PATCH 0/2] arm64: dts: qcom: msm8916-panasonic-eluga-u2: add initial device tree

[PATCH 0/2] arm64: dts: qcom: msm8916-panasonic-eluga-u2: add initial device tree

[Lin, Meng-Bo]

Panasonic ELUGA U2 is a phone using the MSM8916 SoC released in 2015.

Add a device tree for with initial support for:

- GPIO keys
- GPIO LEDs
- pm8916-vibrator
- SDHCI (internal and external storage)
- USB Device Mode
- UART
- Regulators

[PATCH 1/2] dt-bindings: qcom: Document panasonic,eluga-u2

[Lin, Meng-Bo]

Document the new panasonic,eluga-u2 device tree bindings used in
msm8916-panasonic-eluga-u2.

Signed-off-by: "Lin, Meng-Bo" <linmengbo06890@proton.me>
---
 Documentation/devicetree/bindings/arm/qcom.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/arm/qcom.yaml b/Documentation/devicetree/bindings/arm/qcom.yaml
index 1335a7bee397..5b60145c80e7 100644
--- a/Documentation/devicetree/bindings/arm/qcom.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom.yaml
@@ -183,6 +183,7 @@ properties:
               - motorola,harpia
               - motorola,osprey
               - motorola,surnia
+              - panasonic,eluga-u2
               - qcom,msm8916-mtp
               - samsung,a3u-eur
               - samsung,a5u-eur
-- 
2.47.3

[PATCH 2/2] arm64: dts: qcom: msm8916-panasonic-eluga-u2: add initial device tree

[Lin, Meng-Bo]

Panasonic ELUGA U2 is a phone using the MSM8916 SoC released in 2015.

Add a device tree for with initial support for:

- GPIO keys
- GPIO LEDs
- pm8916-vibrator
- SDHCI (internal and external storage)
- USB Device Mode
- UART
- Regulators

Signed-off-by: "Lin, Meng-Bo" <linmengbo06890@proton.me>
---
 arch/arm64/boot/dts/qcom/Makefile             |   1 +
 .../dts/qcom/msm8916-panasonic-eluga-u2.dts   | 149 ++++++++++++++++++
 2 files changed, 150 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/msm8916-panasonic-eluga-u2.dts

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 4ba8e7306419..4cbb4a079420 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -81,6 +81,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-motorola-harpia.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-motorola-osprey.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-motorola-surnia.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-mtp.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-panasonic-eluga-u2.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-a3u-eur.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-a5u-eur.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-coreprimeltevzw.dtb
diff --git a/arch/arm64/boot/dts/qcom/msm8916-panasonic-eluga-u2.dts b/arch/arm64/boot/dts/qcom/msm8916-panasonic-eluga-u2.dts
new file mode 100644
index 000000000000..8eff59119760
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/msm8916-panasonic-eluga-u2.dts
@@ -0,0 +1,149 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/dts-v1/;
+
+#include "msm8916-pm8916.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+
+/ {
+	model = "Panasonic ELUGA U2";
+	compatible = "panasonic,eluga-u2", "qcom,msm8916";
+	chassis-type = "handset";
+
+	aliases {
+		mmc0 = &sdhc_1; /* eMMC */
+		mmc1 = &sdhc_2; /* SD card */
+		serial0 = &blsp_uart2;
+	};
+
+	chosen {
+		stdout-path = "serial0";
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		pinctrl-0 = <&gpio_keys_default>;
+		pinctrl-names = "default";
+
+		label = "GPIO Buttons";
+
+		button-volume-up {
+			label = "Volume Up";
+			gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEUP>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&pm8916_mpps_leds_default>;
+		pinctrl-names = "default";
+
+		led-green {
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_GREEN>;
+			gpios = <&pm8916_mpps 2 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led-blue {
+			function = LED_FUNCTION_STATUS;
+			color = <LED_COLOR_ID_BLUE>;
+			gpios = <&pm8916_mpps 4 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+
+	usb_id: usb-id {
+		compatible = "linux,extcon-usb-gpio";
+		id-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&usb_id_default>;
+		pinctrl-names = "default";
+	};
+};
+
+&blsp_uart2 {
+	status = "okay";
+};
+
+&pm8916_mpps {
+	pm8916_mpps_leds_default: pm8916-mpps-state {
+		pins = "mpp2", "mpp4";
+		function = "digital";
+		output-low;
+	};
+};
+
+&pm8916_resin {
+	linux,code = <KEY_VOLUMEDOWN>;
+	status = "okay";
+};
+
+&pm8916_rpm_regulators {
+	pm8916_l17: l17 {
+		regulator-min-microvolt = <2850000>;
+		regulator-max-microvolt = <2850000>;
+	};
+};
+
+&pm8916_vib {
+	status = "okay";
+};
+
+&sdhc_1 {
+	status = "okay";
+};
+
+&sdhc_2 {
+	pinctrl-0 = <&sdc2_default &sdc2_cd_default>;
+	pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>;
+	pinctrl-names = "default", "sleep";
+
+	cd-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>;
+
+	status = "okay";
+};
+
+&usb {
+	extcon = <&usb_id>, <&usb_id>;
+	status = "okay";
+};
+
+&usb_hs_phy {
+	extcon = <&usb_id>;
+};
+
+&tlmm {
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio107";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-up;
+	};
+
+	sdc2_cd_default: sdc2-cd-default-state {
+		pins = "gpio38";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	usb_id_default: usb-id-default-state {
+		pins = "gpio110";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
+};
+
+&venus {
+	status = "okay";
+};
+
+&venus_mem {
+	status = "okay";
+};
-- 
2.47.3

Re: [PATCH 2/2] arm64: dts: qcom: msm8916-panasonic-eluga-u2: add initial device tree

[Dmitry Baryshkov]

On Tue, Apr 14, 2026 at 06:44:55PM +0000, Lin, Meng-Bo wrote:
> Panasonic ELUGA U2 is a phone using the MSM8916 SoC released in 2015.
> 
> Add a device tree for with initial support for:
> 
> - GPIO keys
> - GPIO LEDs
> - pm8916-vibrator
> - SDHCI (internal and external storage)
> - USB Device Mode
> - UART
> - Regulators
> 
> Signed-off-by: "Lin, Meng-Bo" <linmengbo06890@proton.me>
> ---
>  arch/arm64/boot/dts/qcom/Makefile             |   1 +
>  .../dts/qcom/msm8916-panasonic-eluga-u2.dts   | 149 ++++++++++++++++++
>  2 files changed, 150 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/msm8916-panasonic-eluga-u2.dts
> 
> +&venus {
> +	status = "okay";

Does it work with the standard Venus firmware or do you use a
device-specific one?

> +};
> +
> +&venus_mem {
> +	status = "okay";
> +};
> -- 
> 2.47.3
> 
> 

-- 
With best wishes
Dmitry

Re: [PATCH 1/2] dt-bindings: qcom: Document panasonic,eluga-u2

[Krzysztof Kozlowski]

On Tue, Apr 14, 2026 at 06:44:48PM +0000, Lin, Meng-Bo wrote:
> Document the new panasonic,eluga-u2 device tree bindings used in
> msm8916-panasonic-eluga-u2.
> 
> Signed-off-by: "Lin, Meng-Bo" <linmengbo06890@proton.me>
> ---
>  Documentation/devicetree/bindings/arm/qcom.yaml | 1 +
>  1 file changed, 1 insertion(+)

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>

Best regards,
Krzysztof

Re: [PATCH 2/2] arm64: dts: qcom: msm8916-panasonic-eluga-u2: add initial device tree

[Konrad Dybcio]

On 4/14/26 8:44 PM, Lin, Meng-Bo wrote:
> Panasonic ELUGA U2 is a phone using the MSM8916 SoC released in 2015.
> 
> Add a device tree for with initial support for:
> 
> - GPIO keys
> - GPIO LEDs
> - pm8916-vibrator
> - SDHCI (internal and external storage)
> - USB Device Mode
> - UART
> - Regulators
> 
> Signed-off-by: "Lin, Meng-Bo" <linmengbo06890@proton.me>
> ---

[...]

> +&pm8916_resin {
> +	linux,code = <KEY_VOLUMEDOWN>;
> +	status = "okay";

nit: let's uniformly keep a \n before 'status' across the file

with Dmitry's comment taken care of:

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

Konrad