[v3] arm64: dts: qcom: sc8280xp: add Lenovo Thinkpad X13s devicetree

Add an initial devicetree for the Lenovo Thinkpad X13s with support for
USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
and remoteprocs.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---

Changes since v2
 - Amend commit message
 - Drop unused include files (depends on updating sc8280xp-pmics.dtsi)
 - Rename fixed-regulator nodes
 - Shorten two comments
 - Drop a couple of newline separators in the pinctrl nodes

Changs since v1:
 - New patch

 arch/arm64/boot/dts/qcom/Makefile             |   1 +
 .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts    | 389 ++++++++++++++++++
 2 files changed, 390 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts

On 22.06.2022 15:26, Johan Hovold wrote:
> Add an initial devicetree for the Lenovo Thinkpad X13s with support for
> USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
> and remoteprocs.
> 
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> 
> Changes since v2
>  - Amend commit message
>  - Drop unused include files (depends on updating sc8280xp-pmics.dtsi)
>  - Rename fixed-regulator nodes
>  - Shorten two comments
>  - Drop a couple of newline separators in the pinctrl nodes
> 
> Changs since v1:
>  - New patch
> 
>  arch/arm64/boot/dts/qcom/Makefile             |   1 +
>  .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts    | 389 ++++++++++++++++++
>  2 files changed, 390 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> 
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 2f416b84b71c..43053f1f6be9 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -91,6 +91,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-idp.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-idp2.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-crd-r3.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc8280xp-crd.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sc8280xp-lenovo-thinkpad-x13s.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-ganges-kirin.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-nile-discovery.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-nile-pioneer.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> new file mode 100644
> index 000000000000..9ffc4d69228e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> @@ -0,0 +1,389 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2021, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2022, Linaro Limited
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> +
> +#include "sc8280xp.dtsi"
> +#include "sc8280xp-pmics.dtsi"
> +
> +/ {
> +	model = "Lenovo ThinkPad X13s";
> +	compatible = "lenovo,thinkpad-x13s", "qcom,sc8280xp";
> +
> +	backlight {
> +		compatible = "pwm-backlight";
> +		pwms = <&pmc8280c_lpg 3 1000000>;
> +		enable-gpios = <&pmc8280_1_gpios 8 GPIO_ACTIVE_HIGH>;
> +		power-supply = <&vreg_edp_bl>;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>;
> +	};
> +
> +	vreg_edp_bl: regulator-edp-bl {
> +		compatible = "regulator-fixed";
> +
> +		regulator-name = "VBL9";
> +		regulator-min-microvolt = <3600000>;
> +		regulator-max-microvolt = <3600000>;
> +
> +		gpio = <&pmc8280_1_gpios 9 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&edp_bl_reg_en>;
> +
> +		regulator-boot-on;
> +	};
> +
> +	vreg_misc_3p3: regulator-misc-3p3 {
> +		compatible = "regulator-fixed";
> +
> +		regulator-name = "VCC3B";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +
> +		gpio = <&pmc8280_1_gpios 1 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&misc_3p3_reg_en>;
> +
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	reserved-memory {
> +	};
You still haven't explained this weird node (I don't believe
the thing doesn't mind you poking at 'secure' regions, and even
if otherwise, it is unused for now).

Other than this:

Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>

Konrad
> +};
> +
> +&apps_rsc {
> +	pmc8280-1-rpmh-regulators {
> +		compatible = "qcom,pm8350-rpmh-regulators";
> +		qcom,pmic-id = "b";
> +
> +		vdd-l3-l5-supply = <&vreg_s11b>;
> +
> +		vreg_s11b: smps11 {
> +			regulator-name = "vreg_s11b";
> +			regulator-min-microvolt = <1272000>;
> +			regulator-max-microvolt = <1272000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l3b: ldo3 {
> +			regulator-name = "vreg_l3b";
> +			regulator-min-microvolt = <1200000>;
> +			regulator-max-microvolt = <1200000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +			regulator-boot-on;
> +		};
> +
> +		vreg_l4b: ldo4 {
> +			regulator-name = "vreg_l4b";
> +			regulator-min-microvolt = <912000>;
> +			regulator-max-microvolt = <912000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +
> +		vreg_l6b: ldo6 {
> +			regulator-name = "vreg_l6b";
> +			regulator-min-microvolt = <880000>;
> +			regulator-max-microvolt = <880000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +			regulator-boot-on;
> +			regulator-always-on;	// FIXME: VDD_A_EDP_0_0P9
> +		};
> +	};
> +
> +	pmc8280c-rpmh-regulators {
> +		compatible = "qcom,pm8350c-rpmh-regulators";
> +		qcom,pmic-id = "c";
> +
> +		vreg_l1c: ldo1 {
> +			regulator-name = "vreg_l1c";
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <1800000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +
> +		vreg_l12c: ldo12 {
> +			regulator-name = "vreg_l12c";
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <1800000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +
> +		vreg_l13c: ldo13 {
> +			regulator-name = "vreg_l13c";
> +			regulator-min-microvolt = <3072000>;
> +			regulator-max-microvolt = <3072000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +	};
> +
> +	pmc8280-2-rpmh-regulators {
> +		compatible = "qcom,pm8350-rpmh-regulators";
> +		qcom,pmic-id = "d";
> +
> +		vdd-l1-l4-supply = <&vreg_s11b>;
> +
> +		vreg_l3d: ldo3 {
> +			regulator-name = "vreg_l3d";
> +			regulator-min-microvolt = <1200000>;
> +			regulator-max-microvolt = <1200000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +
> +		vreg_l4d: ldo4 {
> +			regulator-name = "vreg_l4d";
> +			regulator-min-microvolt = <1200000>;
> +			regulator-max-microvolt = <1200000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +
> +		vreg_l7d: ldo7 {
> +			regulator-name = "vreg_l7d";
> +			regulator-min-microvolt = <3072000>;
> +			regulator-max-microvolt = <3072000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +
> +		vreg_l9d: ldo9 {
> +			regulator-name = "vreg_l9d";
> +			regulator-min-microvolt = <912000>;
> +			regulator-max-microvolt = <912000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-allow-set-load;
> +		};
> +	};
> +};
> +
> +&pmc8280c_lpg {
> +	status = "okay";
> +};
> +
> +&pmk8280_pon_pwrkey {
> +	status = "okay";
> +};
> +
> +&qup0 {
> +	status = "okay";
> +};
> +
> +&qup0_i2c4 {
> +	clock-frequency = <400000>;
> +
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&qup0_i2c4_default>, <&ts0_default>;
> +
> +	status = "okay";
> +
> +	/* FIXME: verify */
> +	touchscreen@10 {
> +		compatible = "hid-over-i2c";
> +		reg = <0x10>;
> +		hid-descr-addr = <0x1>;
> +		interrupts-extended = <&tlmm 175 IRQ_TYPE_LEVEL_LOW>;
> +		vdd-supply = <&vreg_misc_3p3>;
> +	};
> +};
> +
> +&qup1 {
> +	status = "okay";
> +};
> +
> +&qup2 {
> +	status = "okay";
> +};
> +
> +&qup2_i2c5 {
> +	clock-frequency = <400000>;
> +
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&qup2_i2c5_default>, <&kybd_default>, <&tpad_default>;
> +
> +	status = "okay";
> +
> +	touchpad@2c {
> +		compatible = "hid-over-i2c";
> +		reg = <0x2c>;
> +		hid-descr-addr = <0x20>;
> +		interrupts-extended = <&tlmm 182 IRQ_TYPE_LEVEL_LOW>;
> +		vdd-supply = <&vreg_misc_3p3>;
> +	};
> +
> +	keyboard@68 {
> +		compatible = "hid-over-i2c";
> +		reg = <0x68>;
> +		hid-descr-addr = <0x1>;
> +		interrupts-extended = <&tlmm 104 IRQ_TYPE_LEVEL_LOW>;
> +		vdd-supply = <&vreg_misc_3p3>;
> +	};
> +};
> +
> +&remoteproc_adsp {
> +	firmware-name = "qcom/sc8280xp/qcadsp8280.mbn";
> +
> +	status = "okay";
> +};
> +
> +&remoteproc_nsp0 {
> +	firmware-name = "qcom/sc8280xp/qccdsp8280.mbn";
> +
> +	status = "okay";
> +};
> +
> +&usb_0 {
> +	status = "okay";
> +};
> +
> +&usb_0_dwc3 {
> +	/* TODO: Define USB-C connector properly */
> +	dr_mode = "host";
> +};
> +
> +&usb_0_hsphy {
> +	vdda-pll-supply = <&vreg_l9d>;
> +	vdda18-supply = <&vreg_l1c>;
> +	vdda33-supply = <&vreg_l7d>;
> +
> +	status = "okay";
> +};
> +
> +&usb_0_qmpphy {
> +	vdda-phy-supply = <&vreg_l9d>;
> +	vdda-pll-supply = <&vreg_l4d>;
> +
> +	status = "okay";
> +};
> +
> +&usb_1 {
> +	status = "okay";
> +};
> +
> +&usb_1_dwc3 {
> +	/* TODO: Define USB-C connector properly */
> +	dr_mode = "host";
> +};
> +
> +&usb_1_hsphy {
> +	vdda-pll-supply = <&vreg_l4b>;
> +	vdda18-supply = <&vreg_l1c>;
> +	vdda33-supply = <&vreg_l13c>;
> +
> +	status = "okay";
> +};
> +
> +&usb_1_qmpphy {
> +	vdda-phy-supply = <&vreg_l4b>;
> +	vdda-pll-supply = <&vreg_l3b>;
> +
> +	status = "okay";
> +};
> +
> +&xo_board_clk {
> +	clock-frequency = <38400000>;
> +};
> +
> +/* PINCTRL */
> +
> +&pmc8280_1_gpios {
> +	edp_bl_en: edp-bl-en-state {
> +		pins = "gpio8";
> +		function = "normal";
> +	};
> +
> +	edp_bl_reg_en: edp-bl-reg-en-state {
> +		pins = "gpio9";
> +		function = "normal";
> +	};
> +
> +	misc_3p3_reg_en: misc-3p3-reg-en-state {
> +		pins = "gpio1";
> +		function = "normal";
> +	};
> +};
> +
> +&pmc8280c_gpios {
> +	edp_bl_pwm: edp-bl-pwm-state {
> +		pins = "gpio8";
> +		function = "func1";
> +	};
> +};
> +
> +&tlmm {
> +	gpio-reserved-ranges = <70 2>, <74 6>, <83 4>, <125 2>, <128 2>, <154 7>;
> +
> +	kybd_default: kybd-default-state {
> +		disable {
> +			pins = "gpio102";
> +			function = "gpio";
> +			output-low;
> +		};
> +
> +		int-n {
> +			pins = "gpio104";
> +			function = "gpio";
> +			bias-disable;
> +		};
> +
> +		reset {
> +			pins = "gpio105";
> +			function = "gpio";
> +			bias-disable;
> +		};
> +	};
> +
> +	qup0_i2c4_default: qup0-i2c4-default-state {
> +		pins = "gpio171", "gpio172";
> +		function = "qup4";
> +		bias-disable;
> +		drive-strength = <16>;
> +	};
> +
> +	qup2_i2c5_default: qup2-i2c5-default-state {
> +		pins = "gpio81", "gpio82";
> +		function = "qup21";
> +		bias-disable;
> +		drive-strength = <16>;
> +	};
> +
> +	tpad_default: tpad-default-state {
> +		int-n {
> +			pins = "gpio182";
> +			function = "gpio";
> +			bias-disable;
> +		};
> +	};
> +
> +	ts0_default: ts0-default-state {
> +		int-n {
> +			pins = "gpio175";
> +			function = "gpio";
> +			bias-pull-up;
> +		};
> +
> +		reset-n {
> +			pins = "gpio99";
> +			function = "gpio";
> +			output-high;
> +			drive-strength = <16>;
> +		};
> +	};
> +};
>

On Mon, Jun 27, 2022 at 01:38:47PM +0200, Konrad Dybcio wrote:
> On 22.06.2022 15:26, Johan Hovold wrote:
> > Add an initial devicetree for the Lenovo Thinkpad X13s with support for
> > USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
> > and remoteprocs.
> > 
> > Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Krzysztof's tag wasn't here in the version I posted.

> > +	reserved-memory {
> > +	};
> You still haven't explained this weird node (I don't believe
> the thing doesn't mind you poking at 'secure' regions, and even
> if otherwise, it is unused for now).

It's just unused for now, so sure, we can remove it until we need it.

Johan

On 28.06.2022 10:00, Johan Hovold wrote:
> On Mon, Jun 27, 2022 at 01:38:47PM +0200, Konrad Dybcio wrote:
>> On 22.06.2022 15:26, Johan Hovold wrote:
>>> Add an initial devicetree for the Lenovo Thinkpad X13s with support for
>>> USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
>>> and remoteprocs.
>>>
>>> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
>>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> 
> Krzysztof's tag wasn't here in the version I posted.
Patchwork recently started pulling them in automatically when
downloading a mbox file.

Konrad
> 
>>> +	reserved-memory {
>>> +	};
>> You still haven't explained this weird node (I don't believe
>> the thing doesn't mind you poking at 'secure' regions, and even
>> if otherwise, it is unused for now).
> 
> It's just unused for now, so sure, we can remove it until we need it.
> 
> Johan

On Tue, Jun 28, 2022 at 10:09:57AM +0200, Konrad Dybcio wrote:
> On 28.06.2022 10:00, Johan Hovold wrote:
> > On Mon, Jun 27, 2022 at 01:38:47PM +0200, Konrad Dybcio wrote:
> >> On 22.06.2022 15:26, Johan Hovold wrote:
> >>> Add an initial devicetree for the Lenovo Thinkpad X13s with support for
> >>> USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
> >>> and remoteprocs.
> >>>
> >>> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> >>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> > 
> > Krzysztof's tag wasn't here in the version I posted.
> Patchwork recently started pulling them in automatically when
> downloading a mbox file.

Please consider using b4 instead if you need to reply to patches.

Johan

On 28/06/2022 10:14, Johan Hovold wrote:
> On Tue, Jun 28, 2022 at 10:09:57AM +0200, Konrad Dybcio wrote:
>> On 28.06.2022 10:00, Johan Hovold wrote:
>>> On Mon, Jun 27, 2022 at 01:38:47PM +0200, Konrad Dybcio wrote:
>>>> On 22.06.2022 15:26, Johan Hovold wrote:
>>>>> Add an initial devicetree for the Lenovo Thinkpad X13s with support for
>>>>> USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
>>>>> and remoteprocs.
>>>>>
>>>>> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
>>>>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
>>>
>>> Krzysztof's tag wasn't here in the version I posted.
>> Patchwork recently started pulling them in automatically when
>> downloading a mbox file.

Uh, this can be a bit confusing. :)

> 
> Please consider using b4 instead if you need to reply to patches.

+1
or find it on lore and save mbox from browser


Best regards,
Krzysztof

On Wed, 22 Jun 2022 15:26:17 +0200, Johan Hovold wrote:
> Add an initial devicetree for the Lenovo Thinkpad X13s with support for
> USB, backlight, keyboard, touchpad, touchscreen (to be verified), PMICs
> and remoteprocs.
> 
> 

Applied, thanks!

[1/1] arm64: dts: qcom: sc8280xp: add Lenovo Thinkpad X13s devicetree
      commit: 32c231385ed437bd088d67ce7f505e1784a26430

Best regards,