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arm64: dts: qcom: sc8280xp: Add reference device
authorBjorn Andersson <bjorn.andersson@linaro.org>
Wed, 29 Jun 2022 04:14:37 +0000 (21:14 -0700)
committerBjorn Andersson <bjorn.andersson@linaro.org>
Sun, 3 Jul 2022 02:50:10 +0000 (21:50 -0500)
Add basic support for the SC8280XP reference device, which allows it to
boot to a shell (using EFIFB) with functional storage (UFS), USB,
keyboard, touchpad, touchscreen, backlight and remoteprocs.

The PMICs are, per socinfo, reused from other platforms. But given that
the address of the PMICs doesn't match other cases and that it's
desirable to label things according to the schematics a new dtsi file is
created to represent the reference combination of PMICs.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20220629041438.1352536-5-bjorn.andersson@linaro.org
arch/arm64/boot/dts/qcom/Makefile
arch/arm64/boot/dts/qcom/sc8280xp-crd.dts [new file with mode: 0644]
arch/arm64/boot/dts/qcom/sc8280xp-pmics.dtsi [new file with mode: 0644]

index ca3fdfb..83ac313 100644 (file)
@@ -86,6 +86,7 @@ dtb-$(CONFIG_ARCH_QCOM)       += sc7280-herobrine-villager-r0.dtb
 dtb-$(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)        += 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-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
new file mode 100644 (file)
index 0000000..45058ad
--- /dev/null
@@ -0,0 +1,427 @@
+// 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 = "Qualcomm SC8280XP CRD";
+       compatible = "qcom,sc8280xp-crd", "qcom,sc8280xp";
+
+       aliases {
+               serial0 = &qup2_uart17;
+       };
+
+       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>;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+
+       vreg_edp_bl: regulator-edp-bl {
+               compatible = "regulator-fixed";
+
+               regulator-name = "VREG_EDP_BL";
+               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 = "VREG_MISC_3P3";
+               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;
+                       regulator-always-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;
+               };
+       };
+
+       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_l7c: ldo7 {
+                       regulator-name = "vreg_l7c";
+                       regulator-min-microvolt = <2504000>;
+                       regulator-max-microvolt = <2504000>;
+                       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_l6d: ldo6 {
+                       regulator-name = "vreg_l6d";
+                       regulator-min-microvolt = <880000>;
+                       regulator-max-microvolt = <880000>;
+                       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";
+
+       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@15 {
+               compatible = "hid-over-i2c";
+               reg = <0x15>;
+               hid-descr-addr = <0x1>;
+               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>;
+       };
+};
+
+&qup2_uart17 {
+       compatible = "qcom,geni-debug-uart";
+
+       status = "okay";
+};
+
+&remoteproc_adsp {
+       firmware-name = "qcom/sc8280xp/qcadsp8280.mbn";
+
+       status = "okay";
+};
+
+&remoteproc_nsp0 {
+       firmware-name = "qcom/sc8280xp/qccdsp8280.mbn";
+
+       status = "okay";
+};
+
+&ufs_mem_hc {
+       reset-gpios = <&tlmm 228 GPIO_ACTIVE_LOW>;
+
+       vcc-supply = <&vreg_l7c>;
+       vcc-max-microamp = <800000>;
+       vccq-supply = <&vreg_l3d>;
+       vccq-max-microamp = <900000>;
+
+       status = "okay";
+};
+
+&ufs_mem_phy {
+       vdda-phy-supply = <&vreg_l6b>;
+       vdda-pll-supply = <&vreg_l3b>;
+
+       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 - additions to nodes defined in sc8280xp.dtsi */
+
+&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 = <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>;
+               };
+       };
+};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-pmics.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp-pmics.dtsi
new file mode 100644 (file)
index 0000000..ae90b97
--- /dev/null
@@ -0,0 +1,109 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2022, Linaro Limited
+ */
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+       pmk8280: pmic@0 {
+               compatible = "qcom,pmk8350", "qcom,spmi-pmic";
+               reg = <0x0 SPMI_USID>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pmk8280_pon: pon@1300 {
+                       compatible = "qcom,pm8998-pon";
+                       reg = <0x1300>;
+
+                       pmk8280_pon_pwrkey: pwrkey {
+                               compatible = "qcom,pmk8350-pwrkey";
+                               interrupts = <0x0 0x13 0x7 IRQ_TYPE_EDGE_BOTH>;
+                               linux,code = <KEY_POWER>;
+                               status = "disabled";
+                       };
+               };
+       };
+
+       pmc8280_1: pmic@1 {
+               compatible = "qcom,pm8350", "qcom,spmi-pmic";
+               reg = <0x1 SPMI_USID>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pmc8280_1_gpios: gpio@8800 {
+                       compatible = "qcom,pm8350-gpio", "qcom,spmi-gpio";
+                       reg = <0x8800>;
+                       gpio-controller;
+                       gpio-ranges = <&pmc8280_1_gpios 0 0 10>;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+
+       pmc8280c: pmic@2 {
+               compatible = "qcom,pm8350c", "qcom,spmi-pmic";
+               reg = <0x2 SPMI_USID>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pmc8280c_gpios: gpio@8800 {
+                       compatible = "qcom,pm8350c-gpio", "qcom,spmi-gpio";
+                       reg = <0x8800>;
+                       gpio-controller;
+                       gpio-ranges = <&pmc8280c_gpios 0 0 9>;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               pmc8280c_lpg: lpg@e800 {
+                       compatible = "qcom,pm8350c-pwm";
+                       reg = <0xe800>;
+
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       #pwm-cells = <2>;
+
+                       status = "disabled";
+               };
+       };
+
+       pmc8280_2: pmic@3 {
+               compatible = "qcom,pm8350", "qcom,spmi-pmic";
+               reg = <0x3 SPMI_USID>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pmc8280_2_gpios: gpio@8800 {
+                       compatible = "qcom,pm8350-gpio", "qcom,spmi-gpio";
+                       reg = <0x8800>;
+                       gpio-controller;
+                       gpio-ranges = <&pmc8280_2_gpios 0 0 10>;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+
+       pmr735a: pmic@4 {
+               compatible = "qcom,pmr735a", "qcom,spmi-pmic";
+               reg = <0x4 SPMI_USID>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pmr735a_gpios: gpio@8800 {
+                       compatible = "qcom,pmr735a-gpio", "qcom,spmi-gpio";
+                       reg = <0x8800>;
+                       gpio-controller;
+                       gpio-ranges = <&pmr735a_gpios 0 0 4>;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+};