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Piccoli" , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Cc: Raihan Ahamed Subject: [PATCH v4 2/2] arm64: dts: qcom: msm8953-lenovo-kuntao: Add initial device tree Date: Fri, 31 Oct 2025 19:21:21 +0530 Message-ID: <20251031135506.214025-2-raihan1999ahamed@gmail.com> X-Mailer: git-send-email 2.51.2 In-Reply-To: <20251031135506.214025-1-raihan1999ahamed@gmail.com> References: <20251031135506.214025-1-raihan1999ahamed@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Lenovo P2 is a handset using the MSM8953 SoC released in 2016 Add a device tree with initial support for: - Enable accelerometer sensor - Enable pinctrl for GPIO keys - Enable gpu and add gpu_zap_shader - GPIO keys - SDHCI (internal and external storage) - USB Device Mode - WCNSS (WiFi/BT) - Regulators Signed-off-by: Raihan Ahamed --- version 4 - rebased on linux-next - enabled accelerometer sensor - enabled gpu and add gpu_zap_shader - add homescreen and one-key-low-power gpio-keys - enabled pinctrl for gpio-keys - removed explicily added tag version 3 - sorry for explicitly adding tags linked-to v3: https://yhbt.net/lore/linux-devicetree/20240226195516.174737-1-raihan1999ahamed@gmail.com/ version 2 - document device compatible linked-to v2: https://yhbt.net/lore/linux-devicetree/20240226094256.5736-1-raihan1999ahamed@gmail.com/ version 1 - add initial device tree support linked-to v1: https://yhbt.net/lore/linux-devicetree/20240226055615.79195-1-raihan1999ahamed@gmail.com/ arch/arm64/boot/dts/qcom/Makefile | 1 + .../boot/dts/qcom/msm8953-lenovo-kuntao.dts | 294 ++++++++++++++++++ 2 files changed, 295 insertions(+) create mode 100644 arch/arm64/boot/dts/qcom/msm8953-lenovo-kuntao.dts diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile index 6f34d5ed331c4..fae8b337f4e74 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -83,6 +83,7 @@ dtb-$(CONFIG_ARCH_QCOM) += msm8939-sony-xperia-kanuti-tulip.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8939-wingtech-wt82918.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8939-wingtech-wt82918hd.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8953-flipkart-rimob.dtb +dtb-$(CONFIG_ARCH_QCOM) += msm8953-lenovo-kuntao.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8953-motorola-potter.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8953-xiaomi-daisy.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8953-xiaomi-mido.dtb diff --git a/arch/arm64/boot/dts/qcom/msm8953-lenovo-kuntao.dts b/arch/arm64/boot/dts/qcom/msm8953-lenovo-kuntao.dts new file mode 100644 index 0000000000000..5e6f3a6213b3b --- /dev/null +++ b/arch/arm64/boot/dts/qcom/msm8953-lenovo-kuntao.dts @@ -0,0 +1,294 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2024, Raihan Ahamed + */ +/dts-v1/; + +#include "msm8953.dtsi" +#include "pm8953.dtsi" +#include "pmi8950.dtsi" + +/delete-node/ &qseecom_mem; + +/ { + model = "Lenovo P2"; + compatible = "lenovo,kuntao", "qcom,msm8953"; + chassis-type = "handset"; + qcom,msm-id = <0x125 0x00>; + qcom,board-id = <0x41 0x82b1 0x41 0x83b0>; + + gpio-keys { + compatible = "gpio-keys"; + + pinctrl-names = "default"; + pinctrl-0 = <&gpio_key_default>; + + key-volume-up { + label = "Volume Up"; + gpios = <&tlmm 85 GPIO_ACTIVE_LOW>; + linux,code = ; + debounce-interval = <15>; + }; + + one-key-low-power { + label = "onekeylowpower"; + gpios = <&tlmm 86 GPIO_ACTIVE_LOW>; + linux,code = ; + debounce-interval = <15>; + }; + + homepage { + label = "homepage"; + gpios = <&tlmm 132 GPIO_ACTIVE_LOW>; + linux,code = ; + debounce-interval = <15>; + gpio-key,wakeup; + }; + }; + + reserved-memory { + qseecom_mem: qseecom@84a00000 { + reg = <0x0 0x84a00000 0x0 0x1900000>; + no-map; + }; + + ramoops@8ee00000 { + compatible = "ramoops"; + reg = <0x0 0x8ee00000 0x0 0x80000>; + console-size = <0x40000>; + ftrace-size = <0x15000>; + record-size = <0x5000>; + pmsg-size = <0x2000>; + }; + }; + + /* + * We bitbang on &i2c_4 because BLSP is protected by TZ as sensors are + * normally proxied via ADSP firmware. GPIOs aren't protected. + */ + + i2c-sensors { + compatible = "i2c-gpio"; + sda-gpios = <&tlmm 14 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + scl-gpios = <&tlmm 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + i2c-gpio,delay-us = <2>; /* ~100 kHz */ + #address-cells = <1>; + #size-cells = <0>; + + imu@6a { + compatible = "st,lsm6ds3"; + reg = <0x6a>; + vdd-supply = <&pm8953_l22>; + vddio-supply = <&pm8953_l6>; + mount-matrix = "0", "-1", "0", + "-1", "0", "0", + "0", "0", "1"; + }; + }; + + vph_pwr: vph-pwr-regulator { + compatible = "regulator-fixed"; + regulator-name = "vph_pwr"; + regulator-always-on; + regulator-boot-on; + }; +}; + +&gpu { + status = "okay"; +}; + +&gpu_zap_shader { + firmware-name = "qcom/msm8953/lenovo/kuntao/a506_zap.mbn"; +}; + +&hsusb_phy { + vdd-supply = <&pm8953_l3>; + vdda-pll-supply = <&pm8953_l7>; + vdda-phy-dpdm-supply = <&pm8953_l13>; + + status = "okay"; +}; + +&pm8953_resin { + linux,code = ; + status = "okay"; +}; + +&rpm_requests { + regulators { + compatible = "qcom,rpm-pm8953-regulators"; + vdd_s1-supply = <&vph_pwr>; + vdd_s2-supply = <&vph_pwr>; + vdd_s3-supply = <&vph_pwr>; + vdd_s4-supply = <&vph_pwr>; + vdd_s5-supply = <&vph_pwr>; + vdd_s6-supply = <&vph_pwr>; + vdd_s7-supply = <&vph_pwr>; + vdd_l1-supply = <&pm8953_s3>; + vdd_l2_l3-supply = <&pm8953_s3>; + vdd_l4_l5_l6_l7_l16_l19-supply = <&pm8953_s4>; + vdd_l8_l11_l12_l13_l14_l15-supply = <&vph_pwr>; + vdd_l9_l10_l17_l18_l22-supply = <&vph_pwr>; + + pm8953_s1: s1 { + regulator-min-microvolt = <863000>; + regulator-max-microvolt = <1152000>; + }; + + pm8953_s3: s3 { + regulator-min-microvolt = <1224000>; + regulator-max-microvolt = <1224000>; + }; + + pm8953_s4: s4 { + regulator-min-microvolt = <1896000>; + regulator-max-microvolt = <2048000>; + }; + + pm8953_l1: l1 { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1100000>; + }; + + pm8953_l2: l2 { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + }; + + pm8953_l3: l3 { + regulator-min-microvolt = <925000>; + regulator-max-microvolt = <925000>; + regulator-allow-set-load; + }; + + pm8953_l5: l5 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + pm8953_l6: l6 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + pm8953_l7: l7 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1900000>; + }; + + pm8953_l8: l8 { + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <2900000>; + }; + + pm8953_l9: l9 { + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3300000>; + }; + + pm8953_l10: l10 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + pm8953_l11: l11 { + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <3000000>; + }; + + pm8953_l12: l12 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + }; + + pm8953_l13: l13 { + regulator-min-microvolt = <3075000>; + regulator-max-microvolt = <3125000>; + }; + + pm8953_l15: l15 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + pm8953_l16: l16 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + pm8953_l17: l17 { + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <3000000>; + }; + + pm8953_l19: l19 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1350000>; + }; + + pm8953_l22: l22 { + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2850000>; + }; + + pm8953_l23: l23 { + regulator-min-microvolt = <975000>; + regulator-max-microvolt = <1225000>; + }; + }; +}; + +&sdhc_1 { + vmmc-supply = <&pm8953_l8>; + vqmmc-supply = <&pm8953_l5>; + + status = "okay"; +}; + +&sdhc_2 { + vmmc-supply = <&pm8953_l11>; + vqmmc-supply = <&pm8953_l12>; + + cd-gpios = <&tlmm 133 GPIO_ACTIVE_LOW>; + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&sdc2_clk_on &sdc2_cmd_on &sdc2_data_on &sdc2_cd_off>; + pinctrl-1 = <&sdc2_clk_off &sdc2_cmd_off &sdc2_data_off &sdc2_cd_off>; + + status = "okay"; +}; + +&tlmm { + gpio-reserved-ranges = <0 4>, <135 4>; + + gpio_key_default: gpio-key-default-state { + pins = "gpio85", "gpio86", "gpio132"; + function = "gpio"; + drive-strength = <2>; + bias-pull-up; + }; +}; + +&usb3 { + status = "okay"; +}; + +&usb3_dwc3 { + dr_mode = "peripheral"; +}; + +&wcnss { + vddpx-supply = <&pm8953_l5>; + + status = "okay"; +}; + +&wcnss_iris { + compatible = "qcom,wcn3660b"; + + vddxo-supply = <&pm8953_l7>; + vddrfa-supply = <&pm8953_l19>; + vddpa-supply = <&pm8953_l9>; + vdddig-supply = <&pm8953_l5>; +}; -- 2.51.2