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>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220622132617.24604-1-johan+linaro@kernel.org

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 2e532e8..bbee81c 100644 (file)
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -88,6 +88,7 @@ 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)        += sda660-inforce-ifc6560.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sdm630-sony-xperia-ganges-kirin.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sdm630-sony-xperia-nile-discovery.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 (file)
index 0000000..84dc92d
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -0,0 +1,386 @@
+// 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;
+       };
+};
+
+&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>;
+               };
+       };
+};