339 lines
6.9 KiB
Plaintext
339 lines
6.9 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Samsung's Exynos4210 based Origen board device tree source
|
|
*
|
|
* Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
* Copyright (c) 2010-2011 Linaro Ltd.
|
|
* www.linaro.org
|
|
*
|
|
* Device tree source file for Insignal's Origen board which is based on
|
|
* Samsung's Exynos4210 SoC.
|
|
*/
|
|
|
|
/dts-v1/;
|
|
#include "exynos4210.dtsi"
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
#include <dt-bindings/input/input.h>
|
|
#include "exynos-mfc-reserved-memory.dtsi"
|
|
|
|
/ {
|
|
model = "Insignal Origen evaluation board based on Exynos4210";
|
|
compatible = "insignal,origen", "samsung,exynos4210", "samsung,exynos4";
|
|
|
|
memory@40000000 {
|
|
device_type = "memory";
|
|
reg = <0x40000000 0x10000000
|
|
0x50000000 0x10000000
|
|
0x60000000 0x10000000
|
|
0x70000000 0x10000000>;
|
|
};
|
|
|
|
chosen {
|
|
bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
|
|
stdout-path = &serial_2;
|
|
};
|
|
|
|
mmc_reg: voltage-regulator {
|
|
compatible = "regulator-fixed";
|
|
regulator-name = "VMEM_VDD_2.8V";
|
|
regulator-min-microvolt = <2800000>;
|
|
regulator-max-microvolt = <2800000>;
|
|
gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
|
|
enable-active-high;
|
|
};
|
|
|
|
gpio_keys {
|
|
compatible = "gpio-keys";
|
|
|
|
up {
|
|
label = "Up";
|
|
gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_UP>;
|
|
wakeup-source;
|
|
};
|
|
|
|
down {
|
|
label = "Down";
|
|
gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_DOWN>;
|
|
wakeup-source;
|
|
};
|
|
|
|
back {
|
|
label = "Back";
|
|
gpios = <&gpx1 7 GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_BACK>;
|
|
wakeup-source;
|
|
};
|
|
|
|
home {
|
|
label = "Home";
|
|
gpios = <&gpx1 6 GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_HOME>;
|
|
wakeup-source;
|
|
};
|
|
|
|
menu {
|
|
label = "Menu";
|
|
gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_MENU>;
|
|
wakeup-source;
|
|
};
|
|
};
|
|
|
|
leds {
|
|
compatible = "gpio-leds";
|
|
status {
|
|
gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
|
|
linux,default-trigger = "heartbeat";
|
|
};
|
|
};
|
|
|
|
fixed-rate-clocks {
|
|
xxti {
|
|
compatible = "samsung,clock-xxti";
|
|
clock-frequency = <0>;
|
|
};
|
|
|
|
xusbxti {
|
|
compatible = "samsung,clock-xusbxti";
|
|
clock-frequency = <24000000>;
|
|
};
|
|
};
|
|
|
|
display-timings {
|
|
native-mode = <&timing0>;
|
|
timing0: timing {
|
|
clock-frequency = <47500000>;
|
|
hactive = <1024>;
|
|
vactive = <600>;
|
|
hfront-porch = <64>;
|
|
hback-porch = <16>;
|
|
hsync-len = <48>;
|
|
vback-porch = <64>;
|
|
vfront-porch = <16>;
|
|
vsync-len = <3>;
|
|
};
|
|
};
|
|
};
|
|
|
|
&cpu0 {
|
|
cpu0-supply = <&buck1_reg>;
|
|
};
|
|
|
|
&exynos_usbphy {
|
|
status = "okay";
|
|
};
|
|
|
|
&fimd {
|
|
pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>;
|
|
pinctrl-names = "default";
|
|
status = "okay";
|
|
};
|
|
|
|
&hsotg {
|
|
vusb_d-supply = <&ldo3_reg>;
|
|
vusb_a-supply = <&ldo8_reg>;
|
|
dr_mode = "peripheral";
|
|
status = "okay";
|
|
};
|
|
|
|
&i2c_0 {
|
|
status = "okay";
|
|
samsung,i2c-sda-delay = <100>;
|
|
samsung,i2c-max-bus-freq = <20000>;
|
|
pinctrl-0 = <&i2c0_bus>;
|
|
pinctrl-names = "default";
|
|
|
|
max8997_pmic@66 {
|
|
compatible = "maxim,max8997-pmic";
|
|
reg = <0x66>;
|
|
interrupt-parent = <&gpx0>;
|
|
interrupts = <4 IRQ_TYPE_NONE>, <3 IRQ_TYPE_NONE>;
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&max8997_irq>;
|
|
|
|
max8997,pmic-buck1-dvs-voltage = <1350000>;
|
|
max8997,pmic-buck2-dvs-voltage = <1100000>;
|
|
max8997,pmic-buck5-dvs-voltage = <1200000>;
|
|
|
|
regulators {
|
|
ldo1_reg: LDO1 {
|
|
regulator-name = "VDD_ABB_3.3V";
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
};
|
|
|
|
ldo2_reg: LDO2 {
|
|
regulator-name = "VDD_ALIVE_1.1V";
|
|
regulator-min-microvolt = <1100000>;
|
|
regulator-max-microvolt = <1100000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo3_reg: LDO3 {
|
|
regulator-name = "VMIPI_1.1V";
|
|
regulator-min-microvolt = <1100000>;
|
|
regulator-max-microvolt = <1100000>;
|
|
};
|
|
|
|
ldo4_reg: LDO4 {
|
|
regulator-name = "VDD_RTC_1.8V";
|
|
regulator-min-microvolt = <1800000>;
|
|
regulator-max-microvolt = <1800000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo6_reg: LDO6 {
|
|
regulator-name = "VMIPI_1.8V";
|
|
regulator-min-microvolt = <1800000>;
|
|
regulator-max-microvolt = <1800000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo7_reg: LDO7 {
|
|
regulator-name = "VDD_AUD_1.8V";
|
|
regulator-min-microvolt = <1800000>;
|
|
regulator-max-microvolt = <1800000>;
|
|
};
|
|
|
|
ldo8_reg: LDO8 {
|
|
regulator-name = "VADC_3.3V";
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
};
|
|
|
|
ldo9_reg: LDO9 {
|
|
regulator-name = "DVDD_SWB_2.8V";
|
|
regulator-min-microvolt = <2800000>;
|
|
regulator-max-microvolt = <2800000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo10_reg: LDO10 {
|
|
regulator-name = "VDD_PLL_1.1V";
|
|
regulator-min-microvolt = <1100000>;
|
|
regulator-max-microvolt = <1100000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo11_reg: LDO11 {
|
|
regulator-name = "VDD_AUD_3V";
|
|
regulator-min-microvolt = <3000000>;
|
|
regulator-max-microvolt = <3000000>;
|
|
};
|
|
|
|
ldo14_reg: LDO14 {
|
|
regulator-name = "AVDD18_SWB_1.8V";
|
|
regulator-min-microvolt = <1800000>;
|
|
regulator-max-microvolt = <1800000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo17_reg: LDO17 {
|
|
regulator-name = "VDD_SWB_3.3V";
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
ldo21_reg: LDO21 {
|
|
regulator-name = "VDD_MIF_1.2V";
|
|
regulator-min-microvolt = <1200000>;
|
|
regulator-max-microvolt = <1200000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
buck1_reg: BUCK1 {
|
|
/*
|
|
* HACK: The real name is VDD_ARM_1.2V,
|
|
* but exynos-cpufreq does not support
|
|
* DT-based regulator lookup yet.
|
|
*/
|
|
regulator-name = "vdd_arm";
|
|
regulator-min-microvolt = <950000>;
|
|
regulator-max-microvolt = <1350000>;
|
|
regulator-always-on;
|
|
regulator-boot-on;
|
|
};
|
|
|
|
buck2_reg: BUCK2 {
|
|
regulator-name = "VDD_INT_1.1V";
|
|
regulator-min-microvolt = <900000>;
|
|
regulator-max-microvolt = <1100000>;
|
|
regulator-always-on;
|
|
regulator-boot-on;
|
|
};
|
|
|
|
buck3_reg: BUCK3 {
|
|
regulator-name = "VDD_G3D_1.1V";
|
|
regulator-min-microvolt = <900000>;
|
|
regulator-max-microvolt = <1100000>;
|
|
};
|
|
|
|
buck5_reg: BUCK5 {
|
|
regulator-name = "VDDQ_M1M2_1.2V";
|
|
regulator-min-microvolt = <1200000>;
|
|
regulator-max-microvolt = <1200000>;
|
|
regulator-always-on;
|
|
};
|
|
|
|
buck7_reg: BUCK7 {
|
|
regulator-name = "VDD_LCD_3.3V";
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-boot-on;
|
|
regulator-always-on;
|
|
};
|
|
};
|
|
};
|
|
};
|
|
|
|
&pinctrl_1 {
|
|
max8997_irq: max8997-irq {
|
|
samsung,pins = "gpx0-3", "gpx0-4";
|
|
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
|
|
};
|
|
};
|
|
|
|
&sdhci_0 {
|
|
bus-width = <4>;
|
|
pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_cd>;
|
|
pinctrl-names = "default";
|
|
vmmc-supply = <&mmc_reg>;
|
|
status = "okay";
|
|
};
|
|
|
|
&sdhci_2 {
|
|
bus-width = <4>;
|
|
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
|
|
pinctrl-names = "default";
|
|
vmmc-supply = <&mmc_reg>;
|
|
status = "okay";
|
|
};
|
|
|
|
&serial_0 {
|
|
status = "okay";
|
|
};
|
|
|
|
&serial_1 {
|
|
status = "okay";
|
|
};
|
|
|
|
&serial_2 {
|
|
status = "okay";
|
|
};
|
|
|
|
&serial_3 {
|
|
status = "okay";
|
|
};
|
|
|
|
&rtc {
|
|
status = "okay";
|
|
};
|
|
|
|
&tmu {
|
|
status = "okay";
|
|
};
|