// SPDX-License-Identifier: GPL-2.0
/*
* Samsung's Exynos5420 based Arndale Octa board device tree source
*
* Copyright (c) 2013 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*/
/dts-v1/;
#include "exynos5420.dtsi"
#include "exynos5420-cpus.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/clock/samsung,s2mps11.h>
/ {
model = "Insignal Arndale Octa evaluation board based on Exynos5420";
compatible = "insignal,arndale-octa", "samsung,exynos5420", "samsung,exynos5";
memory@20000000 {
device_type = "memory";
reg = <0x20000000 0x80000000>;
};
aliases {
mmc0 = &mmc_0;
mmc1 = &mmc_2;
};
chosen {
stdout-path = "serial3:115200n8";
};
firmware@2073000 {
compatible = "samsung,secure-firmware";
reg = <0x02073000 0x1000>;
};
fixed-rate-clocks {
oscclk {
compatible = "samsung,exynos5420-oscclk";
clock-frequency = <24000000>;
};
};
gpio-keys {
compatible = "gpio-keys";
key-wakeup {
label = "SW-TACT1";
gpios = <&gpx2 7 GPIO_ACTIVE_LOW>;
linux,code = <KEY_WAKEUP>;
wakeup-source;
};
};
};
&adc {
vdd-supply = <&ldo4_reg>;
status = "okay";
};
&cci {
status = "disabled";
};
&cpu0 {
cpu-supply = <&buck2_reg>;
};
&cpu4 {
cpu-supply = <&buck6_reg>;
};
&cpu0_thermal {
trips {
cpu0_alert0: cpu-alert-0 {
temperature = <60000>; /* millicelsius */
hysteresis = <5000>; /* millicelsius */
type = "passive";
};
cpu0_alert1: cpu-alert-1 {
temperature = <80000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu0_alert2: cpu-alert-2 {
temperature = <110000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu0_crit0: cpu-crit-0 {
temperature = <120000>; /* millicelsius */
hysteresis = <0>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
/*
* Reduce the CPU speed by 2 steps, down to: 1600 MHz
* and 1100 MHz.
*/
map0 {
trip = <&cpu0_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
/*
* Reduce the CPU speed down to 1200 MHz big (6 steps)
* and 800 MHz LITTLE (5 steps).
*/
map1 {
trip = <&cpu0_alert1>;
cooling-device = <&cpu0 3 6>,
<&cpu1 3 6>,
<&cpu2 3 6>,
<&cpu3 3 6>,
<&cpu4 3 5>,
<&cpu5 3 5>,
<&cpu6 3 5>,
<&cpu7 3 5>;
};
/*
* Reduce the CPU speed as much as possible, down to 700 MHz
* big (11 steps) and 600 MHz LITTLE (7 steps).
*/
map2 {
trip = <&cpu0_alert2>;
cooling-device = <&cpu0 6 11>,
<&cpu1 6 11>,
<&cpu2 6 11>,
<&cpu3 6 11>,
<&cpu4 5 7>,
<&cpu5 5 7>,
<&cpu6 5 7>,
<&cpu7 5 7>;
};
};
};
&cpu1_thermal {
trips {
cpu1_alert0: cpu-alert-0 {
temperature = <60000>; /* millicelsius */
hysteresis = <5000>; /* millicelsius */
type = "passive";
};
cpu1_alert1: cpu-alert-1 {
temperature = <80000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu1_alert2: cpu-alert-2 {
temperature = <110000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu1_crit0: cpu-crit-0 {
temperature = <120000>; /* millicelsius */
hysteresis = <0>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu1_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
map1 {
trip = <&cpu1_alert1>;
cooling-device = <&cpu0 3 6>,
<&cpu1 3 6>,
<&cpu2 3 6>,
<&cpu3 3 6>,
<&cpu4 3 5>,
<&cpu5 3 5>,
<&cpu6 3 5>,
<&cpu7 3 5>;
};
map2 {
trip = <&cpu1_alert2>;
cooling-device = <&cpu0 6 11>,
<&cpu1 6 11>,
<&cpu2 6 11>,
<&cpu3 6 11>,
<&cpu4 5 7>,
<&cpu5 5 7>,
<&cpu6 5 7>,
<&cpu7 5 7>;
};
};
};
&cpu2_thermal {
trips {
cpu2_alert0: cpu-alert-0 {
temperature = <60000>; /* millicelsius */
hysteresis = <5000>; /* millicelsius */
type = "passive";
};
cpu2_alert1: cpu-alert-1 {
temperature = <80000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu2_alert2: cpu-alert-2 {
temperature = <110000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu2_crit0: cpu-crit-0 {
temperature = <120000>; /* millicelsius */
hysteresis = <0>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu2_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
map1 {
trip = <&cpu2_alert1>;
cooling-device = <&cpu0 3 6>,
<&cpu1 3 6>,
<&cpu2 3 6>,
<&cpu3 3 6>,
<&cpu4 3 5>,
<&cpu5 3 5>,
<&cpu6 3 5>,
<&cpu7 3 5>;
};
map2 {
trip = <&cpu2_alert2>;
cooling-device = <&cpu0 6 11>,
<&cpu1 6 11>,
<&cpu2 6 11>,
<&cpu3 6 11>,
<&cpu4 6 7>,
<&cpu5 6 7>,
<&cpu6 6 7>,
<&cpu7 6 7>;
};
};
};
&cpu3_thermal {
trips {
cpu3_alert0: cpu-alert-0 {
temperature = <60000>; /* millicelsius */
hysteresis = <5000>; /* millicelsius */
type = "passive";
};
cpu3_alert1: cpu-alert-1 {
temperature = <80000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu3_alert2: cpu-alert-2 {
temperature = <110000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu3_crit0: cpu-crit-0 {
temperature = <120000>; /* millicelsius */
hysteresis = <0>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu3_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
map1 {
trip = <&cpu3_alert1>;
cooling-device = <&cpu0 3 6>,
<&cpu1 3 6>,
<&cpu2 3 6>,
<&cpu3 3 6>,
<&cpu4 3 5>,
<&cpu5 3 5>,
<&cpu6 3 5>,
<&cpu7 3 5>;
};
map2 {
trip = <&cpu3_alert2>;
cooling-device = <&cpu0 6 11>,
<&cpu1 6 11>,
<&cpu2 6 11>,
<&cpu3 6 11>,
<&cpu4 5 7>,
<&cpu5 5 7>,
<&cpu6 5 7>,
<&cpu7 5 7>;
};
};
};
&hdmi {
hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
vdd_osc-supply = <&ldo7_reg>;
vdd_pll-supply = <&ldo6_reg>;
vdd-supply = <&ldo6_reg>;
ddc = <&i2c_2>;
status = "okay";
};
&hsi2c_4 {
status = "okay";
pmic@66 {
compatible = "samsung,s2mps11-pmic";
reg = <0x66>;
interrupt-parent = <&gpx3>;
interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&s2mps11_irq>;
wakeup-source;
s2mps11_osc: clocks {
compatible = "samsung,s2mps11-clk";
#clock-cells = <1>;
clock-output-names = "s2mps11_ap",
"s2mps11_cp", "s2mps11_bt";
};
regulators {
ldo1_reg: LDO1 {
regulator-name = "PVDD_ALIVE_1V0";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
ldo2_reg: LDO2 {
regulator-name = "PVDD_APIO_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-name = "PVDD_APIO_MMCON_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
/*
* Must be always on, even though there is
* a consumer (mmc_0). Otherwise the board
* does not reboot with vendor U-Boot
* (Linaro for Arndale Octa, v2012.07).
*/
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
ldo4_reg: LDO4 {
regulator-name = "PVDD_ADC_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo5_reg: LDO5 {
regulator-name = "PVDD_PLL_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo6_reg: LDO6 {
regulator-name = "PVDD_ANAIP_1V0";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
ldo7_reg: LDO7 {
regulator-name = "PVDD_ANAIP_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
ldo8_reg: LDO8 {
regulator-name = "PVDD_ABB_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo9_reg: LDO9 {
regulator-name = "PVDD_USB_3V3";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-always-on;
};
ldo10_reg: LDO10 {
regulator-name = "PVDD_PRE_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo11_reg: LDO11 {
regulator-name = "PVDD_USB_1V0";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
ldo12_reg: LDO12 {
regulator-name = "PVDD_HSIC_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo13_reg: LDO13 {
regulator-name = "PVDD_APIO_MMCOFF_2V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2800000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
ldo14_reg: LDO14 {
/* Unused */
regulator-name = "PVDD_LDO14";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo15_reg: LDO15 {
regulator-name = "PVDD_PERI_2V8";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-on-in-suspend;
};
};
ldo16_reg: LDO16 {
regulator-name = "PVDD_PERI_3V3";
regulator-min-microvolt = <2200000>;
regulator-max-microvolt = <2200000>;
regulator-state-mem {
regulator-on-in-suspend;
};
};
ldo17_reg: LDO17 {
/* Unused */
regulator-name = "PVDD_LDO17";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo18_reg: LDO18 {
regulator-name = "PVDD_EMMC_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
/*
* Must stay in "off" mode during shutdown for
* proper eMMC reset. The "off" mode is in
* fact controlled by LDO18EN. The eMMC does
* not have reset pin connected so the reset
* will be triggered by falling edge of
* LDO18EN.
*/
regulator-state-mem {
regulator-off-in-suspend;
};
};
ldo19_reg: LDO19 {
regulator-name = "PVDD_TFLASH_2V8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
ldo20_reg: LDO20 {
regulator-name = "PVDD_BTWIFI_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo21_reg: LDO21 {
regulator-name = "PVDD_CAM1IO_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo22_reg: LDO22 {
/* Unused */
regulator-name = "PVDD_LDO22";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <2375000>;
};
ldo23_reg: LDO23 {
regulator-name = "PVDD_MIFS_1V1";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
ldo24_reg: LDO24 {
regulator-name = "PVDD_CAM1_AVDD_2V8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-state-mem {
regulator-on-in-suspend;
};
};
ldo25_reg: LDO25 {
/* Unused */
regulator-name = "PVDD_LDO25";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo26_reg: LDO26 {
regulator-name = "PVDD_CAM0_AF_2V8";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
};
ldo27_reg: LDO27 {
regulator-name = "PVDD_G3DS_1V0";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
ldo28_reg: LDO28 {
regulator-name = "PVDD_TSP_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo29_reg: LDO29 {
regulator-name = "PVDD_AUDIO_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo30_reg: LDO30 {
/* Unused */
regulator-name = "PVDD_LDO30";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo31_reg: LDO31 {
regulator-name = "PVDD_PERI_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo32_reg: LDO32 {
regulator-name = "PVDD_LCD_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo33_reg: LDO33 {
regulator-name = "PVDD_CAM0IO_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo34_reg: LDO34 {
/* Unused */
regulator-name = "PVDD_LDO34";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo35_reg: LDO35 {
regulator-name = "PVDD_CAM0_DVDD_1V2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
ldo36_reg: LDO36 {
/* Unused */
regulator-name = "PVDD_LDO36";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo37_reg: LDO37 {
/* Unused */
regulator-name = "PVDD_LDO37";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3950000>;
};
ldo38_reg: LDO38 {
regulator-name = "PVDD_CAM0_AVDD_2V8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
buck1_reg: BUCK1 {
regulator-name = "PVDD_MIF_1V1";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1300000>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
buck2_reg: BUCK2 {
regulator-name = "PVDD_ARM_1V0";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
buck3_reg: BUCK3 {
regulator-name = "PVDD_INT_1V0";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1400000>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
buck4_reg: BUCK4 {
regulator-name = "PVDD_G3D_1V0";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1400000>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
buck5_reg: BUCK5 {
regulator-name = "PVDD_LPDDR3_1V2";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1400000>;
regulator-always-on;
};
buck6_reg: BUCK6 {
regulator-name = "PVDD_KFC_1V0";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
buck7_reg: BUCK7 {
regulator-name = "VIN_LLDO_1V4";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
};
buck8_reg: BUCK8 {
regulator-name = "VIN_MLDO_2V0";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2100000>;
regulator-always-on;
};
buck9_reg: BUCK9 {
regulator-name = "VIN_HLDO_3V5";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3500000>;
regulator-always-on;
};
buck10_reg: BUCK10 {
regulator-name = "PVDD_EMMCF_2V8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
/*
* Must stay in "off" mode during shutdown for
* proper eMMC reset. The "off" mode is in
* fact controlled by BUCK10EN. The eMMC does
* not have reset pin connected so the reset
* will be triggered by falling edge of
* BUCK10EN.
*/
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
};
};
&i2c_2 {
status = "okay";
};
&mixer {
status = "okay";
};
&mmc_0 {
status = "okay";
non-removable;
card-detect-delay = <200>;
mmc-ddr-1_8v;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <0 4>;
samsung,dw-mshc-ddr-timing = <0 2>;
pinctrl-names = "default";
pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>;
vmmc-supply = <&ldo18_reg>;
vqmmc-supply = <&ldo3_reg>;
bus-width = <8>;
cap-mmc-highspeed;
mmc-hs200-1_8v;
};
&mmc_2 {
status = "okay";
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <0 4>;
samsung,dw-mshc-ddr-timing = <0 2>;
pinctrl-names = "default";
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
vmmc-supply = <&ldo19_reg>;
vqmmc-supply = <&ldo13_reg>;
bus-width = <4>;
cap-sd-highspeed;
sd-uhs-sdr50;
sd-uhs-sdr104;
sd-uhs-ddr50;
};
&pinctrl_0 {
s2mps11_irq: s2mps11-irq-pins {
samsung,pins = "gpx3-2";
samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
};
};
&rtc {
status = "okay";
clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>;
clock-names = "rtc", "rtc_src";
};
&usbdrd_dwc3_1 {
dr_mode = "host";
};
&usbdrd3_0 {
vdd10-supply = <&ldo11_reg>;
vdd33-supply = <&ldo9_reg>;
};
&usbdrd3_1 {
vdd10-supply = <&ldo11_reg>;
vdd33-supply = <&ldo9_reg>;
};