Re: [PATCH 2/2] arm64: dts: qcom: Add Xiaomi 12 Lite 5G (taoyao) DTS

[David Heidelberg <david@ixit.cz>]

On 04/02/2026 12:56, Stanislav Zaikin wrote:
> Xiaomi 12 Lite 5G is a handset released in 2022
> 
> This commit has the following features working:
> - Display (with simple fb)
> - Touchscreen
> - UFS
> - Power and volume buttons
> - Pinctrl
> - RPM Regulators
> - Remoteprocs - wifi, bluetooth
> - USB (Device Mode)
> 
> Signed-off-by: Stanislav Zaikin <zstaseg@gmail.com>
> ---
>   arch/arm64/boot/dts/qcom/Makefile             |   1 +
>   .../boot/dts/qcom/sm7325-xiaomi-taoyao.dts    | 866 ++++++++++++++++++
>   2 files changed, 867 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/qcom/sm7325-xiaomi-taoyao.dts
> 
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 6f34d5ed331c..61618da3f68c 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -280,6 +280,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sm7125-xiaomi-curtana.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sm7125-xiaomi-joyeuse.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sm7225-fairphone-fp4.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sm7325-nothing-spacewar.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sm7325-xiaomi-taoyao.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sm8150-hdk.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sm8150-microsoft-surface-duo.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sm8150-mtp.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sm7325-xiaomi-taoyao.dts b/arch/arm64/boot/dts/qcom/sm7325-xiaomi-taoyao.dts
> new file mode 100644
> index 000000000000..b3d2c8d3022e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sm7325-xiaomi-taoyao.dts
> @@ -0,0 +1,866 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (c) 2025, Stanislav Zaikin <zstaseg@gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +/* PM7250B is configured to use SID8/9 */
> +#define PM7250B_SID 8
> +#define PM7250B_SID1 9
> +
> +#include <dt-bindings/arm/qcom,ids.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/iio/qcom,spmi-adc7-pm7325.h>
> +#include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> +#include <dt-bindings/sound/qcom,q6afe.h>
> +#include <dt-bindings/sound/qcom,q6asm.h>
> +
> +#include "sm7325.dtsi"
> +#include "pm7325.dtsi"
> +#include "pm7250b.dtsi" /* PM7250B */
> +#include "pm8350c.dtsi" /* PM7350C */
> +#include "pmk8350.dtsi" /* PMK7325 */
> +
> +/* The following reserved memory regions have different addresses or sizes */
> +/delete-node/ &adsp_mem;
> +/delete-node/ &cdsp_mem;
> +/delete-node/ &rmtfs_mem;
> +
> +/ {
> +	model = "Xiaomi 12 Lite 5G";
> +	compatible = "xiaomi,taoyao", "qcom,sm7325";
> +	chassis-type = "handset";
> +
> +	aliases {
> +		serial0 = &uart5;
> +		serial1 = &uart7;
> +	};
> +
> +	chosen {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		framebuffer0: framebuffer@e1000000 {
> +			compatible = "simple-framebuffer";
> +			reg = <0x0 0xe1000000 0x0 (1080 * 2400 * 4)>;

Hello Stanislav.

Use memory-region instead of reg property pointing to framebuffer.

Happy to see the phone progressing towards mainline support!

David

> +			width = <1080>;
> +			height = <2400>;
> +			stride = <(1080 * 4)>;
> +			format = "a8r8g8b8";
> +
> +			clocks = <&gcc GCC_DISP_HF_AXI_CLK>;
> +		};
> +	};
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +
> +		pinctrl-0 = <&key_vol_up>;
> +		pinctrl-names = "default";
> +
> +		key-volume-up {
> +			label = "Volume Up";
> +			gpios = <&pm7325_gpios 6 GPIO_ACTIVE_LOW>;
> +			linux,code = <KEY_VOLUMEUP>;
> +		};
> +	};
> +
> +	pmic-glink {
> +		compatible = "qcom,sm7325-pmic-glink",
> +			     "qcom,qcm6490-pmic-glink",
> +			     "qcom,pmic-glink";
> +
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		orientation-gpios = <&tlmm 140 GPIO_ACTIVE_HIGH>;
> +
> +		connector@0 {
> +			compatible = "usb-c-connector";
> +			reg = <0>;
> +			power-role = "dual";
> +			data-role = "dual";
> +
> +			ports {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				port@0 {
> +					reg = <0>;
> +
> +					pmic_glink_hs_in: endpoint {
> +						remote-endpoint = <&usb_1_dwc3_hs>;
> +					};
> +				};
> +
> +				port@1 {
> +					reg = <1>;
> +
> +					pmic_glink_sbu: endpoint {
> +						remote-endpoint = <&fsa4480_sbu_mux>;
> +					};
> +				};
> +			};
> +		};
> +	};
> +
> +	vreg_oled_dvdd: regulator-oled-dvdd {
> +		compatible = "regulator-fixed";
> +		regulator-name = "oled_dvdd";
> +		regulator-min-microvolt = <1200000>;
> +		regulator-max-microvolt = <1200000>;
> +		gpio = <&tlmm 46 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +		vin-supply = <&vreg_s1b_1p856>;
> +		regulator-boot-on;
> +	};
> +
> +	// S2B is really ebi.lvl but it's there for supply map completeness sake.
> +	vreg_s2b_0p7: regulator-smpa3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vreg_s2b_0p7";
> +
> +		regulator-min-microvolt = <700000>;
> +		regulator-max-microvolt = <700000>;
> +		regulator-always-on;
> +		vin-supply = <&vph_pwr>;
> +	};
> +
> +	vph_pwr: regulator-vph-pwr {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vph_pwr";
> +		regulator-min-microvolt = <3700000>;
> +		regulator-max-microvolt = <3700000>;
> +	};
> +
> +	reserved-memory {
> +		cdsp_secure_heap_mem: cdsp-secure-heap@81800000 {
> +			reg = <0x0 0x81800000 0x0 0x1e00000>;
> +			no-map;
> +		};
> +
> +		camera_mem: camera@86200000 {
> +			reg = <0x0 0x86200000 0x0 0x500000>;
> +			no-map;
> +		};
> +
> +		adsp_mem: adsp@86700000 {
> +			reg = <0x0 0x86700000 0x0 0x4000000>;
> +			no-map;
> +		};
> +
> +		/* Mainline video_mem is downstream cvp_mem */
> +		real_video_mem: video@8ad00000 {
> +			reg = <0x0 0x8ad00000 0x0 0x500000>;
> +			no-map;
> +		};
> +
> +		ipa_gsi_mem: ipa-gsi@8b710000 {
> +			reg = <0x0 0x8b710000 0x0 0xa000>;
> +			no-map;
> +		};
> +
> +		cdsp_mem: cdsp@9c700000 {
> +			reg = <0x0 0x9c700000 0x0 0x1e00000>;
> +			no-map;
> +		};
> +
> +		ramoops@a9000000 {
> +			compatible = "ramoops";
> +			reg = <0x0 0xa9000000 0x0 0x200000>;
> +			pmsg-size = <0x200000>;
> +			mem-type = <0x02>;
> +		};
> +
> +		removed_mem: removed@c0000000 {
> +			reg = <0x0 0xc0000000 0x0 0x6800000>;
> +			no-map;
> +		};
> +
> +		pil_trustedvm_mem: pil-trustedvm-region@d0800000 {
> +			reg = <0x0 0xd0800000 0x0 0x76f7000>;
> +			no-map;
> +		};
> +
> +		qrtr_shmem: qrtr-shmem@d7ef7000 {
> +			reg = <0x0 0xd7ef7000 0x0 0x9000>;
> +			no-map;
> +		};
> +
> +		neuron_block_0_mem: neuron-block@d7f00000 {
> +			reg = <0x0 0xd7f00000 0x0 0x80000>;
> +			no-map;
> +		};
> +
> +		neuron_block_1_mem: neuron-block@d7f80000 {
> +			reg = <0x0 0xd7f80000 0x0 0x80000>;
> +			no-map;
> +		};
> +
> +		framebuffer@e1000000 {
> +			reg = <0x0 0xe1000000 0x0 (1080 * 2400 * 4)>;
> +			no-map;
> +		};
> +

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