On Sun, Mar 09, 2025 at 01:45:51AM +0100, David Heidelberg via B4 Relay wrote:
From: Ivan Belokobylskiy <belokobyls...@gmail.com>
Add initial support for LG Nexus 4 (mako).
Features currently working: regulators, eMMC, WiFi, and volume keys.
Signed-off-by: Ivan Belokobylskiy <belokobyls...@gmail.com>
Signed-off-by: David Heidelberg <da...@ixit.cz>
---
Changes in v3:
- rebased against next-20250307
- dropped backlight until driver gets converted to DT
Changes in v2:
- lge vendor doesn't exist anymore, rename to lg
- sdcc@ to mmc@ to comply with dt-schema
---
arch/arm/boot/dts/qcom/Makefile | 1 +
.../boot/dts/qcom/qcom-apq8064-lg-nexus4-mako.dts | 342 +++++++++++++++++++++
2 files changed, 343 insertions(+)
diff --git a/arch/arm/boot/dts/qcom/Makefile b/arch/arm/boot/dts/qcom/Makefile
index
f06c6d425e91dd73c2b453d15543d95bd32383b9..0c1d116f6e84f76994aa8c8286350bdcd1657a42
100644
--- 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
index
0000000000000000000000000000000000000000..bcb57675aa24892b290d543601f7a6b36b6a65f6
--- /dev/null
+++ b/arch/arm/boot/dts/qcom/qcom-apq8064-lg-nexus4-mako.dts
@@ -0,0 +1,342 @@
+// SPDX-License-Identifier: GPL-2.0-only
+#include "qcom-apq8064-v2.0.dtsi"
+#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>
+/ {
+ model = "LG Nexus 4 (mako)";
+ compatible = "lg,nexus4-mako", "qcom,apq8064";
+
+ aliases {
+ serial0 = &gsbi7_serial;
+ serial1 = &gsbi6_serial;
+ serial2 = &gsbi4_serial;
+ };
+
+ chosen {
+ stdout-path = "serial2:115200n8";
+ };
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ ramoops@88d00000{
+ compatible = "ramoops";
+ reg = <0x88d00000 0x100000>;
+ record-size = <0x00020000>;
+ console-size = <0x00020000>;
+ ftrace-size = <0x00020000>;
+ };
+ };
+
+ battery_cell: battery-cell {
+ compatible = "simple-battery";
+ constant-charge-current-max-microamp = <900000>;
+ operating-range-celsius = <0 45>;
+ };
+
+ soc {
+ rpm@108000 {
Please use &rpm { ... }; instead.
+ regulators {
+ vdd_l1_l2_l12_l18-supply = <&pm8921_s4>;
+ vin_lvs1_3_6-supply = <&pm8921_s4>;
Please move vin_lvs2-supply here.
+ vin_lvs4_5_7-supply = <&pm8921_s4>;
+
Please move vdd_l1_l2_l12_l18 here.
+ vdd_l24-supply = <&pm8921_s1>;
+ vdd_l25-supply = <&pm8921_s1>;
+ vin_lvs2-supply = <&pm8921_s1>;
+
+ vdd_l26-supply = <&pm8921_s7>;
+ vdd_l27-supply = <&pm8921_s7>;
+ vdd_l28-supply = <&pm8921_s7>;
+
+ /* Buck SMPS */
+ s1 {
+ regulator-always-on;
+ regulator-min-microvolt = <1225000>;
+ regulator-max-microvolt = <1225000>;
+ qcom,switch-mode-frequency = <3200000>;
+ bias-pull-down;
+ };
empty line
+ s2 {
+ regulator-min-microvolt = <1300000>;
+ regulator-max-microvolt = <1300000>;
+ qcom,switch-mode-frequency = <1600000>;
+ bias-pull-down;
+ };
+
+ /* msm otg HSUSB_VDDCX */
+ 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
+ */
+ 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
+ */
+ s7 {
+ regulator-min-microvolt = <1300000>;
+ regulator-max-microvolt = <1300000>;
+ qcom,switch-mode-frequency = <3200000>;
+ };
+
+ s8 {
+ regulator-min-microvolt = <2200000>;
+ regulator-max-microvolt = <2200000>;
+ qcom,switch-mode-frequency = <1600000>;
+ };
+
+ l1 {
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-always-on;
+ bias-pull-down;
+ };
+
+ /* mipi_dsi.1-dsi1_pll_vdda */
+ l2 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ bias-pull-down;
+ };
+
+ /* msm_otg-HSUSB_3p3 */
+ l3 {
+ regulator-min-microvolt = <3075000>;
+ regulator-max-microvolt = <3500000>;
+ bias-pull-down;
+ };
+
+ /* msm_otg-HSUSB_1p8 */
+ l4 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ /* msm_sdcc.1-sdc_vdd */
+ l5 {
+ regulator-min-microvolt = <2950000>;
+ regulator-max-microvolt = <2950000>;
+ bias-pull-down;
+ };
+
+ /* earjack_debug */
+ l6 {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ bias-pull-down;
+ };
+
+ /* mipi_dsi.1-dsi_vci */
+ l8 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <3000000>;
+ bias-pull-down;
+ };
+
+ /* wcnss_wlan.0-iris_vddpa */
+ l10 {
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ bias-pull-down;
+ };
+
+ /* mipi_dsi.1-dsi1_avdd */
+ l11 {
+ regulator-min-microvolt = <2850000>;
+ regulator-max-microvolt = <2850000>;
+ bias-pull-down;
+ };
+
+ /* touch_vdd */
+ l15 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <2950000>;
+ bias-pull-down;
+ };
+
+ /* slimport_dvdd */
+ l18 {
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ bias-pull-down;
+ };
+
+ /* touch_io */
+ 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
+ */
+ l23 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ bias-pull-down;
+ };
+
+ /*
+ * tabla2x-slim-CDC_VDDA_A_1P2V
+ * tabla2x-slim-VDDD_CDC_D
+ */
+ l24 {
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <1150000>;
+ bias-pull-down;
+ };
+
+ l25 {
+ regulator-min-microvolt = <1250000>;
+ regulator-max-microvolt = <1250000>;
+ regulator-always-on;
+ bias-pull-down;
+ };
+
+ l26 {
+ regulator-min-microvolt = <375000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ bias-pull-down;
+ };
+
+ l27 {
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ };
+
+ l28 {
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ bias-pull-down;
+ };
+
+ /* wcnss_wlan.0-iris_vddio */
+ lvs1 {
+ bias-pull-down;
+ };
+
+ /* wcnss_wlan.0-iris_vdddig */
+ lvs2 {
+ bias-pull-down;
+ };
+
+ lvs3 {
+ bias-pull-down;
+ };
+
+ lvs4 {
+ bias-pull-down;
+ };
+
+ lvs5 {
+ bias-pull-down;
+ };
+
+ /* mipi_dsi.1-dsi_iovcc */
+ lvs6 {
+ bias-pull-down;
+ };
+
+ /*
+ * pil_riva-pll_vdd
+ * lvds.0-lvds_vdda
+ * mipi_dsi.1-dsi1_vddio
+ * hdmi_msm.0-hdmi_vdda
+ */
+ lvs7 {
+ bias-pull-down;
+ };
+
+ ncp {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ qcom,switch-mode-frequency = <1600000>;
+ };
+ };
+ };
+ };
+};
+
+&pmicintc {
+ keypad@148 {
+ compatible = "qcom,pm8921-keypad";
+ reg = <0x148>;
+ interrupt-parent = <&pmicintc>;
+ interrupts = <74 1>, <75 1>;
IRQ_TYPE_EDGE_RISING
+ linux,keymap = <
+ MATRIX_KEY(0, 0, KEY_VOLUMEDOWN)
+ MATRIX_KEY(0, 1, KEY_VOLUMEUP)
+ >;
+
+ keypad,num-rows = <1>;
+ keypad,num-columns = <5>;
+ debounce = <15>;
+ scan-delay = <32>;
+ row-hold = <91500>;
+ };
+};
+
+&gsbi1 {
+ status = "okay";
Status should be the last property. Add empty line before it (here and
further)
+ qcom,mode = <GSBI_PROT_I2C>;
+};
+
+&gsbi1_i2c {
+ status = "okay";
+ clock-frequency = <200000>;
+ pinctrl-0 = <&i2c1_pins>;
+ pinctrl-names = "default";
I don't see i2c1_pins being defined. Did it pass the build?
Also there is already a pinctrl for this device. Why do you need to
overwrite it?
+};
+
+&gsbi4 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C_UART>;
+};
+
+&gsbi4_serial {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&gsbi4_uart_pin_a>;
Unnecessary, can be dropped. It's set in qcom-apq8064.dtsi.
+};
+
+/* eMMC */
+&sdcc1 {
+ status = "okay";
+ vmmc-supply = <&pm8921_l5>;
+ vqmmc-supply = <&pm8921_s4>;
+};
+
+&riva {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&riva_wlan_pin_a>;
Where is it defined? Also pinctrl-names should come after pinctrl-N.
