502 lines
12 KiB
Plaintext
502 lines
12 KiB
Plaintext
/*
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* TOPEET's Exynos4412 based itop board device tree source
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*
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* Copyright (c) 2016 SUMOMO Computer Association
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* https://www.sumomo.mobi
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* Randy Li <ayaka@soulik.info>
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*
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* Device tree source file for TOPEET iTop Exynos 4412 SCP package core
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* board which is based on Samsung's Exynos4412 SoC.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <dt-bindings/clock/samsung,s2mps11.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include "exynos4412.dtsi"
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#include "exynos4412-ppmu-common.dtsi"
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#include "exynos-mfc-reserved-memory.dtsi"
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/ {
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memory@40000000 {
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device_type = "memory";
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reg = <0x40000000 0x40000000>;
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};
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firmware@0203F000 {
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compatible = "samsung,secure-firmware";
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reg = <0x0203F000 0x1000>;
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};
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fixed-rate-clocks {
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xxti {
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compatible = "samsung,clock-xxti";
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clock-frequency = <0>;
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};
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xusbxti {
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compatible = "samsung,clock-xusbxti";
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clock-frequency = <24000000>;
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};
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};
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thermal-zones {
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cpu_thermal: cpu-thermal {
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cooling-maps {
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map0 {
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/* Corresponds to 800MHz at freq_table */
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cooling-device = <&cpu0 7 7>;
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};
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map1 {
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/* Corresponds to 200MHz at freq_table */
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cooling-device = <&cpu0 13 13>;
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};
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};
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};
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};
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usb-hub {
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compatible = "smsc,usb3503a";
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reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
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connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
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intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&hsic_reset>;
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};
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};
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&bus_dmc {
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devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
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vdd-supply = <&buck1_reg>;
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status = "okay";
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};
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&bus_acp {
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devfreq = <&bus_dmc>;
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status = "okay";
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};
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&bus_c2c {
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devfreq = <&bus_dmc>;
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status = "okay";
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};
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&bus_leftbus {
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devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
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vdd-supply = <&buck3_reg>;
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status = "okay";
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};
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&bus_rightbus {
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devfreq = <&bus_leftbus>;
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status = "okay";
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};
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&bus_fsys {
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devfreq = <&bus_leftbus>;
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status = "okay";
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};
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&bus_peri {
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devfreq = <&bus_leftbus>;
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status = "okay";
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};
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&bus_mfc {
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devfreq = <&bus_leftbus>;
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status = "okay";
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};
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&cpu0 {
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cpu0-supply = <&buck2_reg>;
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};
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&hsotg {
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vusb_d-supply = <&ldo15_reg>;
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vusb_a-supply = <&ldo12_reg>;
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};
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&i2c_1 {
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#address-cells = <1>;
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#size-cells = <0>;
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <400000>;
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pinctrl-0 = <&i2c1_bus>;
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pinctrl-names = "default";
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status = "okay";
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s5m8767: s5m8767-pmic@66 {
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compatible = "samsung,s5m8767-pmic";
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reg = <0x66>;
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s5m8767,pmic-buck-default-dvs-idx = <3>;
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s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
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<&gpb 6 GPIO_ACTIVE_HIGH>,
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<&gpb 7 GPIO_ACTIVE_HIGH>;
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s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
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<&gpm3 6 GPIO_ACTIVE_HIGH>,
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<&gpm3 7 GPIO_ACTIVE_HIGH>;
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/* VDD_ARM */
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s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
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<1243750>, <1118750>,
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<1068750>, <1012500>,
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<956250>, <900000>;
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/* VDD_INT */
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s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
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<925000>, <925000>,
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<887500>, <887500>,
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<850000>, <850000>;
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/* VDD_G3D */
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s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
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<1025000>, <950000>,
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<918750>, <900000>,
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<875000>, <831250>;
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regulators {
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ldo1_reg: LDO1 {
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regulator-name = "VDD_ALIVE";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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/* SCP uses 1.5v, POP uses 1.2v */
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ldo2_reg: LDO2 {
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regulator-name = "VDDQ_M12";
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo3_reg: LDO3 {
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regulator-name = "VDDIOAP_18";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo4_reg: LDO4 {
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regulator-name = "VDDQ_PRE";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo5_reg: LDO5 {
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regulator-name = "VDD_LDO5";
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op_mode = <0>; /* Always off Mode */
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};
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ldo6_reg: LDO6 {
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regulator-name = "VDD10_MPLL";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo7_reg: LDO7 {
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regulator-name = "VDD10_XPLL";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo8_reg: LDO8 {
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regulator-name = "VDD10_MIPI";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo9_reg: LDO9 {
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regulator-name = "VDD33_LCD";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo10_reg: LDO10 {
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regulator-name = "VDD18_MIPI";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo11_reg: LDO11 {
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regulator-name = "VDD18_ABB1";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo12_reg: LDO12 {
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regulator-name = "VDD33_UOTG";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo13_reg: LDO13 {
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regulator-name = "VDDIOPERI_18";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo14_reg: LDO14 {
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regulator-name = "VDD18_ABB02";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo15_reg: LDO15 {
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regulator-name = "VDD10_USH";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo16_reg: LDO16 {
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regulator-name = "VDD18_HSIC";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo17_reg: LDO17 {
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regulator-name = "VDDIOAP_MMC012_28";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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op_mode = <1>; /* Normal Mode */
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};
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/* Used by HSIC */
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ldo18_reg: LDO18 {
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regulator-name = "VDDIOPERI_28";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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ldo19_reg: LDO19 {
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regulator-name = "VDD_LDO19";
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op_mode = <0>; /* Always off Mode */
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};
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ldo20_reg: LDO20 {
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regulator-name = "VDD28_CAM";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <2800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo21_reg: LDO21 {
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regulator-name = "VDD28_AF";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <2800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo22_reg: LDO22 {
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regulator-name = "VDDA28_2M";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo23_reg: LDO23 {
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regulator-name = "VDD28_TF";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo24_reg: LDO24 {
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regulator-name = "VDD33_A31";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo25_reg: LDO25 {
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regulator-name = "VDD18_CAM";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo26_reg: LDO26 {
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regulator-name = "VDD18_A31";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo27_reg: LDO27 {
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regulator-name = "GPS_1V8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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op_mode = <1>; /* Normal Mode */
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};
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ldo28_reg: LDO28 {
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regulator-name = "DVDD12";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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op_mode = <1>; /* Normal Mode */
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};
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buck1_reg: BUCK1 {
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regulator-name = "vdd_mif";
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regulator-min-microvolt = <850000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck2_reg: BUCK2 {
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regulator-name = "vdd_arm";
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regulator-min-microvolt = <850000>;
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regulator-max-microvolt = <1456250>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck3_reg: BUCK3 {
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regulator-name = "vdd_int";
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regulator-min-microvolt = <875000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck4_reg: BUCK4 {
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regulator-name = "vdd_g3d";
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regulator-min-microvolt = <750000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck5_reg: BUCK5 {
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regulator-name = "vdd_m12";
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regulator-min-microvolt = <750000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck6_reg: BUCK6 {
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regulator-name = "vdd12_5m";
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regulator-min-microvolt = <750000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck7_reg: BUCK7 {
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regulator-name = "pvdd_buck7";
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regulator-min-microvolt = <750000>;
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regulator-max-microvolt = <2000000>;
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regulator-boot-on;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck8_reg: BUCK8 {
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regulator-name = "pvdd_buck8";
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regulator-min-microvolt = <750000>;
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regulator-max-microvolt = <1500000>;
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regulator-boot-on;
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regulator-always-on;
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op_mode = <1>; /* Normal Mode */
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};
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buck9_reg: BUCK9 {
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regulator-name = "vddf28_emmc";
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regulator-min-microvolt = <750000>;
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regulator-max-microvolt = <3000000>;
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op_mode = <1>; /* Normal Mode */
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};
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};
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s5m8767_osc: clocks {
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#clock-cells = <1>;
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clock-output-names = "s5m8767_ap",
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"s5m8767_cp", "s5m8767_bt";
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};
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};
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};
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&mfc {
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status = "okay";
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};
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&mshc_0 {
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pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
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pinctrl-names = "default";
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status = "okay";
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vmmc-supply = <&buck9_reg>;
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num-slots = <1>;
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broken-cd;
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card-detect-delay = <200>;
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samsung,dw-mshc-ciu-div = <3>;
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samsung,dw-mshc-sdr-timing = <2 3>;
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samsung,dw-mshc-ddr-timing = <1 2>;
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bus-width = <8>;
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cap-mmc-highspeed;
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};
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&pinctrl_1 {
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hsic_reset: hsic-reset {
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samsung,pins = "gpm2-4";
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samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
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samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
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samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>;
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};
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};
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&rtc {
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status = "okay";
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clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
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clock-names = "rtc", "rtc_src";
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};
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&tmu {
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vtmu-supply = <&ldo16_reg>;
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status = "okay";
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};
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&watchdog {
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status = "okay";
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};
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