[PATCH 05/15] arm64: dts: mediatek: radxa-nio-12l: Configure board regulators
AngeloGioacchino Del Regno
angelogioacchino.delregno at collabora.com
Fri Jan 12 01:46:22 PST 2024
Add the entire power tree, which also includes all of the voltage
regulators found on all of the PMICs and fixed vregs on this board.
While at it, also add the two MT6315 PMICs over SPMI, providing
CPU-Big and GPU power rails.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
.../dts/mediatek/mt8395-radxa-nio-12l.dts | 228 ++++++++++++++++++
1 file changed, 228 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
index 281847b8f022..0daf27410311 100644
--- a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
@@ -8,8 +8,12 @@
*/
#include "mt8195.dtsi"
+#include "mt6359.dtsi"
+#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/mt8195-pinfunc.h>
+#include <dt-bindings/regulator/mediatek,mt6360-regulator.h>
+#include <dt-bindings/spmi/spmi.h>
/ {
model = "Radxa NIO 12L";
@@ -36,6 +40,48 @@ memory at 40000000 {
reg = <0 0x40000000 0x1 0x0>;
};
+ wifi_vreg: regulator-wifi-3v3-en {
+ compatible = "regulator-fixed";
+ regulator-name = "wifi_3v3_en";
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&pio 67 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&wifi_vreg_pins>;
+ vin-supply = <&vsys>;
+ };
+
+ /* system wide switching 5.0V power rail */
+ vsys: regulator-vsys {
+ compatible = "regulator-fixed";
+ regulator-name = "vsys";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc5v0_vsys>;
+ };
+
+ vsys_buck: regulator-vsys-buck {
+ compatible = "regulator-fixed";
+ regulator-name = "vsys_buck";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc5v0_vsys>;
+ };
+
+ /* Rail from power-only "TYPE C DC" port */
+ vcc5v0_vsys: regulator-vcc5v0-sys {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_sys";
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
@@ -118,9 +164,138 @@ mt6360: pmic at 34 {
interrupt-controller;
#interrupt-cells = <1>;
pinctrl-0 = <&mt6360_pins>;
+
+ regulator {
+ compatible = "mediatek,mt6360-regulator";
+ LDO_VIN1-supply = <&vsys_buck>;
+ LDO_VIN3-supply = <&mt6360_buck2>;
+
+ mt6360_buck1: buck1 {
+ regulator-name = "emi_vdd2";
+ regulator-min-microvolt = <300000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP
+ MT6360_OPMODE_ULP>;
+ regulator-always-on;
+ };
+
+ mt6360_buck2: buck2 {
+ regulator-name = "emi_vddq";
+ regulator-min-microvolt = <300000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP
+ MT6360_OPMODE_ULP>;
+ regulator-always-on;
+ };
+
+ mt6360_ldo1: ldo1 {
+ regulator-name = "ext_lcd_3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP>;
+ regulator-always-on;
+ };
+
+ mt6360_ldo2: ldo2 {
+ regulator-name = "panel1_p1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP>;
+ };
+
+ mt6360_ldo3: ldo3 {
+ regulator-name = "vmc_pmu";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <3600000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP>;
+ };
+
+ mt6360_ldo5: ldo5 {
+ regulator-name = "vmch_pmu";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP>;
+ regulator-always-on;
+ };
+
+ mt6360_ldo6: ldo6 {
+ regulator-name = "mt6360_ldo6"; /* Test point */
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <2100000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP>;
+ };
+
+ mt6360_ldo7: ldo7 {
+ regulator-name = "emi_vmddr_en";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <2100000>;
+ regulator-allowed-modes = <MT6360_OPMODE_NORMAL
+ MT6360_OPMODE_LP>;
+ regulator-always-on;
+ };
+ };
};
};
+&mt6359_vaud18_ldo_reg {
+ regulator-always-on;
+};
+
+&mt6359_vbbck_ldo_reg {
+ regulator-always-on;
+};
+
+/* For USB Hub */
+&mt6359_vcamio_ldo_reg {
+ regulator-always-on;
+};
+
+&mt6359_vcn33_2_bt_ldo_reg {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+};
+
+&mt6359_vcore_buck_reg {
+ regulator-always-on;
+};
+
+&mt6359_vgpu11_buck_reg {
+ regulator-always-on;
+};
+
+&mt6359_vproc1_buck_reg {
+ regulator-always-on;
+};
+
+&mt6359_vproc2_buck_reg {
+ regulator-always-on;
+};
+
+&mt6359_vpu_buck_reg {
+ regulator-always-on;
+};
+
+&mt6359_vrf12_ldo_reg {
+ regulator-always-on;
+};
+
+&mt6359_vsram_md_ldo_reg {
+ regulator-always-on;
+};
+
+/* for GPU SRAM */
+&mt6359_vsram_others_ldo_reg {
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <750000>;
+};
+
&pio {
i2c2_pins: i2c2-pins {
pins-bus {
@@ -164,6 +339,59 @@ pins-bus {
<PINMUX_GPIO99__FUNC_URXD0>;
};
};
+
+ wifi_vreg_pins: wifi-vreg-pins {
+ pins-wifi-pmu-en {
+ pinmux = <PINMUX_GPIO65__FUNC_GPIO65>;
+ output-high;
+ };
+
+ pins-wifi-vreg-en {
+ pinmux = <PINMUX_GPIO67__FUNC_GPIO67>;
+ };
+ };
+};
+
+&pmic {
+ interrupts-extended = <&pio 222 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&spmi {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ mt6315_6: pmic at 6 {
+ compatible = "mediatek,mt6315-regulator";
+ reg = <0x6 SPMI_USID>;
+
+ regulators {
+ mt6315_6_vbuck1: vbuck1 {
+ regulator-compatible = "vbuck1";
+ regulator-name = "Vbcpu";
+ regulator-min-microvolt = <300000>;
+ regulator-max-microvolt = <1193750>;
+ regulator-enable-ramp-delay = <256>;
+ regulator-allowed-modes = <0 1 2>;
+ regulator-always-on;
+ };
+ };
+ };
+
+ mt6315_7: pmic at 7 {
+ compatible = "mediatek,mt6315-regulator";
+ reg = <0x7 SPMI_USID>;
+
+ regulators {
+ mt6315_7_vbuck1: vbuck1 {
+ regulator-compatible = "vbuck1";
+ regulator-name = "Vgpu";
+ regulator-min-microvolt = <300000>;
+ regulator-max-microvolt = <1193750>;
+ regulator-enable-ramp-delay = <256>;
+ regulator-allowed-modes = <0 1 2>;
+ };
+ };
+ };
};
&uart0 {
--
2.43.0
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