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Fri, 19 Sep 2025 18:47:06 -0700 (PDT) From: =?UTF-8?q?Eric=20Gon=C3=A7alves?= To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/5] arm64: dts: qcom: r0q: add gpio keys Date: Sat, 20 Sep 2025 01:46:33 +0000 Message-ID: <20250920014637.38175-2-ghatto404@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250920014637.38175-1-ghatto404@gmail.com> References: <20250920014637.38175-1-ghatto404@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Add GPIO keys support to Samsung Galaxy S22 (r0q). Signed-off-by: Eric Gon=C3=A7alves --- .../boot/dts/qcom/sm8450-samsung-r0q.dts | 53 +++++++++++++++---- 1 file changed, 44 insertions(+), 9 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts b/arch/arm64/b= oot/dts/qcom/sm8450-samsung-r0q.dts index 880d74ae6032..70e953824996 100644 --- a/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts +++ b/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts @@ -2,11 +2,12 @@ =20 /dts-v1/; =20 +#include #include - #include "sm8450.dtsi" #include "pm8350.dtsi" #include "pm8350c.dtsi" +#include "pmk8350.dtsi" =20 / { model =3D "Samsung Galaxy S22 5G"; @@ -28,13 +29,19 @@ framebuffer: framebuffer@b8000000 { }; }; =20 - vph_pwr: regulator-vph-pwr { - compatible =3D "regulator-fixed"; - regulator-name =3D "vph_pwr"; - regulator-min-microvolt =3D <3700000>; - regulator-max-microvolt =3D <3700000>; - regulator-always-on; - regulator-boot-on; + gpio-keys { + compatible =3D "gpio-keys"; + autorepeat; + + pinctrl-0 =3D <&vol_up_n>; + pinctrl-names =3D "default"; + + key-vol-up { + label =3D "Volume Up"; + linux,code =3D ; + gpios =3D <&pm8350_gpios 6 GPIO_ACTIVE_LOW>; + debounce-interval =3D <15>; + }; }; =20 reserved-memory { @@ -47,6 +54,15 @@ splash-region@b8000000 { no-map; }; }; + + vph_pwr: regulator-vph-pwr { + compatible =3D "regulator-fixed"; + regulator-name =3D "vph_pwr"; + regulator-min-microvolt =3D <3700000>; + regulator-max-microvolt =3D <3700000>; + regulator-always-on; + regulator-boot-on; + }; }; =20 &apps_rsc { @@ -119,8 +135,27 @@ vreg_l1c_1p8: ldo1 { }; }; =20 +&pm8350_gpios { + vol_up_n: vol-up-n-state { + pins =3D "gpio6"; + function =3D "normal"; + power-source =3D <1>; + input-enable; + }; +}; + +&pon_pwrkey { + status =3D "okay"; +}; + +&pon_resin { + linux,code =3D ; + + status =3D "okay"; +}; + &tlmm { - gpio-reserved-ranges =3D <36 4>; /* SPI (not linked to anything) */ + gpio-reserved-ranges =3D <36 4>; /* SPI (Unused) */ }; =20 &usb_1 { --=20 2.51.0