ARM: dts: qcom: Initial dts for LG Nexus 4

Add initial support for LG Nexus 4 (mako).

Features currently working: regulators, eMMC, and volume keys.

Signed-off-by: Ivan Belokobylskiy <belokobylskij@gmail.com>
Co-developed-by: David Heidelberg <david@ixit.cz>
Signed-off-by: David Heidelberg <david@ixit.cz>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250316-lg-nexus4-mako-v5-1-79feae815a85@ixit.cz
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm/boot/dts/qcom/Makefile b/arch/arm/boot/dts/qcom/Makefile
index f06c6d425e91dd73c2b453d15543d95bd32383b9..0c1d116f6e84f76994aa8c8286350bdcd1657a42 100644 (file)
--- a/arch/arm/boot/dts/qcom/Makefile
+++ b/arch/arm/boot/dts/qcom/Makefile
@@ -12,6 +12,7 @@ dtb-$(CONFIG_ARCH_QCOM) += \
        qcom-apq8064-ifc6410.dtb \
        qcom-apq8064-sony-xperia-lagan-yuga.dtb \
        qcom-apq8064-asus-nexus7-flo.dtb \
+       qcom-apq8064-lg-nexus4-mako.dtb \
        qcom-apq8074-dragonboard.dtb \
        qcom-apq8084-ifc6540.dtb \
        qcom-apq8084-mtp.dtb \

diff --git a/arch/arm/boot/dts/qcom/qcom-apq8064-lg-nexus4-mako.dts b/arch/arm/boot/dts/qcom/qcom-apq8064-lg-nexus4-mako.dts
new file mode 100644 (file)
index 0000000..5710450
--- /dev/null
+++ b/arch/arm/boot/dts/qcom/qcom-apq8064-lg-nexus4-mako.dts
@@ -0,0 +1,341 @@
+// SPDX-License-Identifier: GPL-2.0-only
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/mfd/qcom-rpm.h>
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+
+#include "qcom-apq8064-v2.0.dtsi"
+#include "pm8821.dtsi"
+#include "pm8921.dtsi"
+
+/ {
+       model = "LG Nexus 4 (mako)";
+       compatible = "lg,nexus4-mako", "qcom,apq8064";
+       chassis-type = "handset";
+
+       aliases {
+               serial0 = &gsbi7_serial;
+               serial1 = &gsbi6_serial;
+               serial2 = &gsbi4_serial;
+       };
+
+       chosen {
+               stdout-path = "serial2:115200n8";
+       };
+
+       battery_cell: battery-cell {
+               compatible = "simple-battery";
+               constant-charge-current-max-microamp = <900000>;
+               operating-range-celsius = <0 45>;
+       };
+
+       reserved-memory {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               ramoops@88d00000{
+                       compatible = "ramoops";
+                       reg = <0x88d00000 0x100000>;
+                       record-size = <0x20000>;
+                       console-size = <0x20000>;
+                       ftrace-size = <0x20000>;
+               };
+       };
+};
+
+&gsbi1 {
+       qcom,mode = <GSBI_PROT_I2C>;
+
+       status = "okay";
+};
+
+&gsbi1_i2c {
+       clock-frequency = <200000>;
+
+       status = "okay";
+};
+
+&gsbi4 {
+       qcom,mode = <GSBI_PROT_I2C_UART>;
+
+       status = "okay";
+};
+
+&gsbi4_serial {
+       status = "okay";
+};
+
+&pm8821 {
+       interrupts-extended = <&tlmm_pinmux 76 IRQ_TYPE_LEVEL_LOW>;
+};
+
+&pm8921 {
+       interrupts-extended = <&tlmm_pinmux 74 IRQ_TYPE_LEVEL_LOW>;
+};
+
+&pm8921_keypad {
+       linux,keymap = <
+               MATRIX_KEY(0, 0, KEY_VOLUMEDOWN)
+               MATRIX_KEY(0, 1, KEY_VOLUMEUP)
+       >;
+
+       keypad,num-rows = <1>;
+       keypad,num-columns = <5>;
+
+       status = "okay";
+};
+
+&rpm {
+       regulators {
+               compatible = "qcom,rpm-pm8921-regulators";
+
+               vdd_l1_l2_l12_l18-supply = <&pm8921_s4>;
+               vdd_l24-supply = <&pm8921_s1>;
+               vdd_l25-supply = <&pm8921_s1>;
+               vdd_l26-supply = <&pm8921_s7>;
+               vdd_l27-supply = <&pm8921_s7>;
+               vdd_l28-supply = <&pm8921_s7>;
+               vin_lvs1_3_6-supply = <&pm8921_s4>;
+               vin_lvs2-supply = <&pm8921_s1>;
+               vin_lvs4_5_7-supply = <&pm8921_s4>;
+
+               pm8921_l1: l1 {
+                       regulator-min-microvolt = <1100000>;
+                       regulator-max-microvolt = <1100000>;
+                       regulator-always-on;
+                       bias-pull-down;
+               };
+
+               /* mipi_dsi.1-dsi1_pll_vdda */
+               pm8921_l2: l2 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1200000>;
+                       bias-pull-down;
+               };
+
+               /* msm_otg-HSUSB_3p3 */
+               pm8921_l3: l3 {
+                       regulator-min-microvolt = <3075000>;
+                       regulator-max-microvolt = <3500000>;
+                       bias-pull-down;
+               };
+
+               /* msm_otg-HSUSB_1p8 */
+               pm8921_l4: l4 {
+                       regulator-always-on;
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               /* msm_sdcc.1-sdc_vdd */
+               pm8921_l5: l5 {
+                       regulator-min-microvolt = <2950000>;
+                       regulator-max-microvolt = <2950000>;
+                       bias-pull-down;
+               };
+
+               /* earjack_debug */
+               pm8921_l6: l6 {
+                       regulator-min-microvolt = <3000000>;
+                       regulator-max-microvolt = <3000000>;
+                       bias-pull-down;
+               };
+
+               /* mipi_dsi.1-dsi_vci */
+               pm8921_l8: l8 {
+                       regulator-min-microvolt = <2800000>;
+                       regulator-max-microvolt = <3000000>;
+                       bias-pull-down;
+               };
+
+               /* wcnss_wlan.0-iris_vddpa */
+               pm8921_l10: l10 {
+                       regulator-min-microvolt = <2900000>;
+                       regulator-max-microvolt = <2900000>;
+                       bias-pull-down;
+               };
+
+               /* mipi_dsi.1-dsi1_avdd */
+               pm8921_l11: l11 {
+                       regulator-min-microvolt = <2850000>;
+                       regulator-max-microvolt = <2850000>;
+                       bias-pull-down;
+               };
+
+               /* touch_vdd */
+               pm8921_l15: l15 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2950000>;
+                       bias-pull-down;
+               };
+
+               /* slimport_dvdd */
+               pm8921_l18: l18 {
+                       regulator-min-microvolt = <1100000>;
+                       regulator-max-microvolt = <1100000>;
+                       bias-pull-down;
+               };
+
+               /* touch_io */
+               pm8921_l22: l22 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       bias-pull-down;
+               };
+
+               /*
+                * mipi_dsi.1-dsi_vddio
+                * pil_qdsp6v4.1-pll_vdd
+                * pil_qdsp6v4.2-pll_vdd
+                * msm_ehci_host.0-HSUSB_1p8
+                * msm_ehci_host.1-HSUSB_1p8
+                */
+               pm8921_l23: l23 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       bias-pull-down;
+               };
+
+               /*
+                * tabla2x-slim-CDC_VDDA_A_1P2V
+                * tabla2x-slim-VDDD_CDC_D
+                */
+               pm8921_l24: l24 {
+                       regulator-min-microvolt = <750000>;
+                       regulator-max-microvolt = <1150000>;
+                       bias-pull-down;
+               };
+
+               pm8921_l25: l25 {
+                       regulator-min-microvolt = <1250000>;
+                       regulator-max-microvolt = <1250000>;
+                       regulator-always-on;
+                       bias-pull-down;
+               };
+
+               pm8921_l26: l26 {
+                       regulator-min-microvolt = <375000>;
+                       regulator-max-microvolt = <1050000>;
+                       regulator-always-on;
+                       bias-pull-down;
+               };
+
+               pm8921_l27: l27 {
+                       regulator-min-microvolt = <1100000>;
+                       regulator-max-microvolt = <1100000>;
+               };
+
+               pm8921_l28: l28 {
+                       regulator-min-microvolt = <1050000>;
+                       regulator-max-microvolt = <1050000>;
+                       bias-pull-down;
+               };
+
+               /* wcnss_wlan.0-iris_vddio */
+               pm8921_lvs1: lvs1 {
+                       bias-pull-down;
+               };
+
+               /* wcnss_wlan.0-iris_vdddig */
+               pm8921_lvs2: lvs2 {
+                       bias-pull-down;
+               };
+
+               pm8921_lvs3: lvs3 {
+                       bias-pull-down;
+               };
+
+               pm8921_lvs4: lvs4 {
+                       bias-pull-down;
+               };
+
+               pm8921_lvs5: lvs5 {
+                       bias-pull-down;
+               };
+
+               /* mipi_dsi.1-dsi_iovcc */
+               pm8921_lvs6: lvs6 {
+                       bias-pull-down;
+               };
+
+               /*
+                * pil_riva-pll_vdd
+                * lvds.0-lvds_vdda
+                * mipi_dsi.1-dsi1_vddio
+                * hdmi_msm.0-hdmi_vdda
+                */
+               pm8921_lvs7: lvs7 {
+                       bias-pull-down;
+               };
+
+               pm8921_ncp: ncp {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       qcom,switch-mode-frequency = <1600000>;
+               };
+
+               /* Buck SMPS */
+               pm8921_s1: s1 {
+                       regulator-always-on;
+                       regulator-min-microvolt = <1225000>;
+                       regulator-max-microvolt = <1225000>;
+                       qcom,switch-mode-frequency = <3200000>;
+                       bias-pull-down;
+               };
+
+               pm8921_s2: s2 {
+                       regulator-min-microvolt = <1300000>;
+                       regulator-max-microvolt = <1300000>;
+                       qcom,switch-mode-frequency = <1600000>;
+                       bias-pull-down;
+               };
+
+               /* msm otg HSUSB_VDDCX */
+               pm8921_s3: s3 {
+                       regulator-min-microvolt = <500000>;
+                       regulator-max-microvolt = <1150000>;
+                       qcom,switch-mode-frequency = <4800000>;
+                       bias-pull-down;
+               };
+
+               /*
+                * msm_sdcc.1-sdc-vdd_io
+                * tabla2x-slim-CDC_VDDA_RX
+                * tabla2x-slim-CDC_VDDA_TX
+                * tabla2x-slim-CDC_VDD_CP
+                * tabla2x-slim-VDDIO_CDC
+                */
+               pm8921_s4: s4 {
+                       regulator-always-on;
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       qcom,switch-mode-frequency = <1600000>;
+                       bias-pull-down;
+                       qcom,force-mode = <QCOM_RPM_FORCE_MODE_AUTO>;
+               };
+
+               /*
+                * supply vdd_l26, vdd_l27, vdd_l28
+                */
+               pm8921_s7: s7 {
+                       regulator-min-microvolt = <1300000>;
+                       regulator-max-microvolt = <1300000>;
+                       qcom,switch-mode-frequency = <3200000>;
+               };
+
+               pm8921_s8: s8 {
+                       regulator-min-microvolt = <2200000>;
+                       regulator-max-microvolt = <2200000>;
+                       qcom,switch-mode-frequency = <1600000>;
+               };
+       };
+};
+
+/* eMMC */
+&sdcc1 {
+       vmmc-supply = <&pm8921_l5>;
+       vqmmc-supply = <&pm8921_s4>;
+
+       status = "okay";
+};