// SPDX-License-Identifier: GPL-2.0
/*
* TOPEET's Exynos4412 based itop board device tree source
*
* Copyright (c) 2016 SUMOMO Computer Association
* https://www.sumomo.mobi
* Randy Li <ayaka@soulik.info>
*
* Device tree source file for TOPEET iTop Exynos 4412 SCP package core
* board which is based on Samsung's Exynos4412 SoC.
*/
#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "exynos4412.dtsi"
#include "exynos4412-ppmu-common.dtsi"
#include "exynos-mfc-reserved-memory.dtsi"
/ {
memory@40000000 {
device_type = "memory";
reg = <0x40000000 0x40000000>;
};
firmware@203f000 {
compatible = "samsung,secure-firmware";
reg = <0x0203F000 0x1000>;
};
fixed-rate-clocks {
xxti {
compatible = "samsung,clock-xxti";
clock-frequency = <0>;
};
xusbxti {
compatible = "samsung,clock-xusbxti";
clock-frequency = <24000000>;
};
};
thermal-zones {
cpu_thermal: cpu-thermal {
cooling-maps {
map0 {
/* Corresponds to 800MHz at freq_table */
cooling-device = <&cpu0 7 7>;
};
map1 {
/* Corresponds to 200MHz at freq_table */
cooling-device = <&cpu0 13 13>;
};
};
};
};
usb-hub {
compatible = "smsc,usb3503a";
reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&hsic_reset>;
};
};
&bus_dmc {
devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
vdd-supply = <&buck1_reg>;
status = "okay";
};
&bus_acp {
devfreq = <&bus_dmc>;
status = "okay";
};
&bus_c2c {
devfreq = <&bus_dmc>;
status = "okay";
};
&bus_leftbus {
devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
vdd-supply = <&buck3_reg>;
status = "okay";
};
&bus_rightbus {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_fsys {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_peri {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_mfc {
devfreq = <&bus_leftbus>;
status = "okay";
};
&cpu0 {
cpu0-supply = <&buck2_reg>;
};
&hsotg {
vusb_d-supply = <&ldo15_reg>;
vusb_a-supply = <&ldo12_reg>;
};
&i2c_1 {
#address-cells = <1>;
#size-cells = <0>;
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <400000>;
pinctrl-0 = <&i2c1_bus>;
pinctrl-names = "default";
status = "okay";
s5m8767: s5m8767-pmic@66 {
compatible = "samsung,s5m8767-pmic";
reg = <0x66>;
s5m8767,pmic-buck-default-dvs-idx = <3>;
s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
<&gpb 6 GPIO_ACTIVE_HIGH>,
<&gpb 7 GPIO_ACTIVE_HIGH>;
s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
<&gpm3 6 GPIO_ACTIVE_HIGH>,
<&gpm3 7 GPIO_ACTIVE_HIGH>;
/* VDD_ARM */
s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
<1243750>, <1118750>,
<1068750>, <1012500>,
<956250>, <900000>;
/* VDD_INT */
s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
<925000>, <925000>,
<887500>, <887500>,
<850000>, <850000>;
/* VDD_G3D */
s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
<1025000>, <950000>,
<918750>, <900000>,
<875000>, <831250>;
regulators {
ldo1_reg: LDO1 {
regulator-name = "VDD_ALIVE";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
/* SCP uses 1.5v, POP uses 1.2v */
ldo2_reg: LDO2 {
regulator-name = "VDDQ_M12";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
ldo3_reg: LDO3 {
regulator-name = "VDDIOAP_18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo4_reg: LDO4 {
regulator-name = "VDDQ_PRE";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo5_reg: LDO5 {
regulator-name = "VDD_LDO5";
op_mode = <0>; /* Always off Mode */
};
ldo6_reg: LDO6 {
regulator-name = "VDD10_MPLL";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo7_reg: LDO7 {
regulator-name = "VDD10_XPLL";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo8_reg: LDO8 {
regulator-name = "VDD10_MIPI";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
op_mode = <1>; /* Normal Mode */
};
ldo9_reg: LDO9 {
regulator-name = "VDD33_LCD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
op_mode = <1>; /* Normal Mode */
};
ldo10_reg: LDO10 {
regulator-name = "VDD18_MIPI";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
op_mode = <1>; /* Normal Mode */
};
ldo11_reg: LDO11 {
regulator-name = "VDD18_ABB1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo12_reg: LDO12 {
regulator-name = "VDD33_UOTG";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo13_reg: LDO13 {
regulator-name = "VDDIOPERI_18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo14_reg: LDO14 {
regulator-name = "VDD18_ABB02";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo15_reg: LDO15 {
regulator-name = "VDD10_USH";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo16_reg: LDO16 {
regulator-name = "VDD18_HSIC";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo17_reg: LDO17 {
regulator-name = "VDDIOAP_MMC012_28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
op_mode = <1>; /* Normal Mode */
};
/* Used by HSIC */
ldo18_reg: LDO18 {
regulator-name = "VDDIOPERI_28";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
ldo19_reg: LDO19 {
regulator-name = "VDD_LDO19";
op_mode = <0>; /* Always off Mode */
};
ldo20_reg: LDO20 {
regulator-name = "VDD28_CAM";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2800000>;
op_mode = <1>; /* Normal Mode */
};
ldo21_reg: LDO21 {
regulator-name = "VDD28_AF";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2800000>;
op_mode = <1>; /* Normal Mode */
};
ldo22_reg: LDO22 {
regulator-name = "VDDA28_2M";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
op_mode = <1>; /* Normal Mode */
};
ldo23_reg: LDO23 {
regulator-name = "VDD28_TF";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
op_mode = <1>; /* Normal Mode */
};
ldo24_reg: LDO24 {
regulator-name = "VDD33_A31";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
op_mode = <1>; /* Normal Mode */
};
ldo25_reg: LDO25 {
regulator-name = "VDD18_CAM";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
op_mode = <1>; /* Normal Mode */
};
ldo26_reg: LDO26 {
regulator-name = "VDD18_A31";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
op_mode = <1>; /* Normal Mode */
};
ldo27_reg: LDO27 {
regulator-name = "GPS_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
op_mode = <1>; /* Normal Mode */
};
ldo28_reg: LDO28 {
regulator-name = "DVDD12";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
op_mode = <1>; /* Normal Mode */
};
buck1_reg: BUCK1 {
regulator-name = "vdd_mif";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
buck2_reg: BUCK2 {
regulator-name = "vdd_arm";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1456250>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
buck3_reg: BUCK3 {
regulator-name = "vdd_int";
regulator-min-microvolt = <875000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
buck4_reg: BUCK4 {
regulator-name = "vdd_g3d";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
buck5_reg: BUCK5 {
regulator-name = "vdd_m12";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
buck6_reg: BUCK6 {
regulator-name = "vdd12_5m";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
op_mode = <1>; /* Normal Mode */
};
buck7_reg: BUCK7 {
regulator-name = "pvdd_buck7";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <2000000>;
regulator-boot-on;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
buck8_reg: BUCK8 {
regulator-name = "pvdd_buck8";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1500000>;
regulator-boot-on;
regulator-always-on;
op_mode = <1>; /* Normal Mode */
};
buck9_reg: BUCK9 {
regulator-name = "vddf28_emmc";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <3000000>;
op_mode = <1>; /* Normal Mode */
};
};
s5m8767_osc: clocks {
#clock-cells = <1>;
clock-output-names = "s5m8767_ap",
"s5m8767_cp", "s5m8767_bt";
};
};
};
&mfc {
status = "okay";
};
&mshc_0 {
pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
pinctrl-names = "default";
status = "okay";
vmmc-supply = <&buck9_reg>;
broken-cd;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
bus-width = <8>;
cap-mmc-highspeed;
};
&pinctrl_1 {
hsic_reset: hsic-reset {
samsung,pins = "gpm2-4";
samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>;
};
};
&rtc {
status = "okay";
clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
clock-names = "rtc", "rtc_src";
};
&tmu {
vtmu-supply = <&ldo16_reg>;
status = "okay";
};
