// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "jz4780.dtsi"
#include <dt-bindings/clock/ingenic,tcu.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/regulator/active-semi,8865-regulator.h>
/ {
compatible = "img,ci20", "ingenic,jz4780";
aliases {
serial0 = &uart0;
serial1 = &uart1;
serial3 = &uart3;
serial4 = &uart4;
};
chosen {
stdout-path = &uart4;
};
memory {
device_type = "memory";
reg = <0x0 0x10000000
0x30000000 0x30000000>;
};
gpio-keys {
compatible = "gpio-keys";
switch {
label = "ci20:sw1";
linux,code = <KEY_F13>;
gpios = <&gpd 17 GPIO_ACTIVE_HIGH>;
wakeup-source;
};
};
leds {
compatible = "gpio-leds";
led-0 {
label = "ci20:red:led0";
gpios = <&gpc 3 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "none";
};
led-1 {
label = "ci20:red:led1";
gpios = <&gpc 2 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "nand-disk";
};
led-2 {
label = "ci20:red:led2";
gpios = <&gpc 1 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "cpu1";
};
led-3 {
label = "ci20:red:led3";
gpios = <&gpc 0 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "cpu0";
};
};
eth0_power: fixedregulator-0 {
compatible = "regulator-fixed";
regulator-name = "eth0_power";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpb 25 0>;
enable-active-high;
};
hdmi_out: connector {
compatible = "hdmi-connector";
label = "HDMI OUT";
type = "a";
ddc-en-gpios = <&gpa 25 GPIO_ACTIVE_HIGH>;
port {
hdmi_con: endpoint {
remote-endpoint = <&dw_hdmi_out>;
};
};
};
ir: ir {
compatible = "gpio-ir-receiver";
gpios = <&gpe 3 GPIO_ACTIVE_LOW>;
};
bt_power: fixedregulator-1 {
compatible = "regulator-fixed";
regulator-name = "bt_power";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-settling-time-us = <1400>;
vin-supply = <&vcc_50>;
gpio = <&gpb 19 0>;
enable-active-high;
};
otg_power: fixedregulator-2 {
compatible = "regulator-fixed";
regulator-name = "otg_power";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpf 15 0>;
enable-active-high;
};
wifi_power: fixedregulator-4 {
compatible = "regulator-fixed";
regulator-name = "wifi_power";
/*
* Technically it's 5V, the WiFi chip has its own internal
* regulators; but the MMC/SD subsystem won't accept such a
* value.
*/
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-settling-time-us = <150000>;
vin-supply = <&bt_power>;
};
vcc_33v: fixedregulator-5 {
compatible = "regulator-fixed";
regulator-name = "vcc_33v";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
wifi_pwrseq: pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&gpf 7 GPIO_ACTIVE_LOW>;
clocks = <&rtc_dev>;
clock-names = "ext_clock";
};
};
&ext {
clock-frequency = <48000000>;
};
&cgu {
/*
* Use the 32.768 kHz oscillator as the parent of the RTC for a higher
* precision.
*/
assigned-clocks = <&cgu JZ4780_CLK_OTGPHY>, <&cgu JZ4780_CLK_RTC>,
<&cgu JZ4780_CLK_SSIPLL>, <&cgu JZ4780_CLK_SSI>,
<&cgu JZ4780_CLK_HDMI>, <&cgu JZ4780_CLK_MSCMUX>;
assigned-clock-parents = <0>, <&cgu JZ4780_CLK_RTCLK>,
<&cgu JZ4780_CLK_MPLL>,
<&cgu JZ4780_CLK_SSIPLL>,
<0>, <&cgu JZ4780_CLK_MPLL>;
assigned-clock-rates = <48000000>, <0>, <54000000>, <0>, <27000000>;
};
&tcu {
/*
* 750 kHz for the system timers and clocksource,
* use channel #0 and #1 for the per cpu system timers,
* and use channel #2 for the clocksource.
*
* 3000 kHz for the OST timer to provide a higher
* precision clocksource.
*/
assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>,
<&tcu TCU_CLK_TIMER2>, <&tcu TCU_CLK_OST>;
assigned-clock-rates = <750000>, <750000>, <750000>, <3000000>;
};
&mmc0 {
status = "okay";
bus-width = <4>;
max-frequency = <50000000>;
pinctrl-names = "default";
pinctrl-0 = <&pins_mmc0>;
cd-gpios = <&gpf 20 GPIO_ACTIVE_LOW>;
vmmc-supply = <&vcc_33v>;
vqmmc-supply = <&vcc_33v>;
};
&mmc1 {
status = "okay";
bus-width = <4>;
max-frequency = <25000000>;
mmc-pwrseq = <&wifi_pwrseq>;
vmmc-supply = <&wifi_power>;
vqmmc-supply = <&wifi_io>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&pins_mmc1>;
#address-cells = <1>;
#size-cells = <0>;
wifi@1 {
compatible = "brcm,bcm4329-fmac";
reg = <1>;
interrupt-parent = <&gpd>;
interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
interrupt-names = "host-wake";
};
};
&uart0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_uart0>;
};
&uart1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_uart1>;
};
&uart2 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_uart2>;
uart-has-rtscts;
bluetooth {
compatible = "brcm,bcm4330-bt";
vbat-supply = <&bt_power>;
vddio-supply = <&wifi_io>;
interrupt-parent = <&gpf>;
interrupts = <6 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "host-wakeup";
clocks = <&rtc_dev>;
clock-names = "lpo";
reset-gpios = <&gpf 8 GPIO_ACTIVE_LOW>;
device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>;
shutdown-gpios = <&gpf 4 GPIO_ACTIVE_HIGH>;
};
};
&uart3 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_uart3>;
};
&uart4 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_uart4>;
};
&i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_i2c0>;
clock-frequency = <400000>;
act8600: act8600@5a {
compatible = "active-semi,act8600";
reg = <0x5a>;
regulators {
vddcore: DCDC1 {
regulator-min-microvolt = <1125000>;
regulator-max-microvolt = <1125000>;
vp1-supply = <&vcc_33v>;
regulator-always-on;
};
vddmem: DCDC2 {
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
vp2-supply = <&vcc_33v>;
regulator-always-on;
};
vcc_33: DCDC3 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vp3-supply = <&vcc_33v>;
regulator-always-on;
};
vcc_50: SUDCDC_REG4 {
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
};
vcc_25: LDO5 {
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
inl-supply = <&vcc_33v>;
regulator-always-on;
};
wifi_io: LDO6 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-settling-time-us = <150000>;
inl-supply = <&vcc_33v>;
};
cim_io_28: LDO7 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
inl-supply = <&vcc_33v>;
};
cim_io_15: LDO8 {
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
inl-supply = <&vcc_33v>;
};
vrtc_18: LDO_REG9 {
/* Despite the datasheet stating 3.3V
* for REG9 and the driver expecting that,
* REG9 outputs 1.8V.
* Likely the CI20 uses a proprietary
* factory programmed chip variant.
* Since this is a simple on/off LDO the
* exact values do not matter.
*/
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vcc_11: LDO_REG10 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
};
};
};
};
&i2c1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_i2c1>;
};
&i2c2 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_i2c2>;
};
&i2c3 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_i2c3>;
};
&i2c4 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_i2c4>;
clock-frequency = <400000>;
rtc@51 {
compatible = "nxp,pcf8563";
reg = <0x51>;
interrupt-parent = <&gpf>;
interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
};
};
&nemc {
status = "okay";
nandc: nand-controller@1 {
compatible = "ingenic,jz4780-nand";
reg = <1 0 0x1000000>;
#address-cells = <1>;
#size-cells = <0>;
ecc-engine = <&bch>;
ingenic,nemc-tAS = <10>;
ingenic,nemc-tAH = <5>;
ingenic,nemc-tBP = <10>;
ingenic,nemc-tAW = <15>;
ingenic,nemc-tSTRV = <100>;
/*
* Only CLE/ALE are needed for the devices that are connected, rather
* than the full address line set.
*/
pinctrl-names = "default";
pinctrl-0 = <&pins_nemc>;
nand@1 {
reg = <1>;
nand-ecc-step-size = <1024>;
nand-ecc-strength = <24>;
nand-ecc-mode = "hw";
nand-on-flash-bbt;
pinctrl-names = "default";
pinctrl-0 = <&pins_nemc_cs1>;
partitions {
compatible = "fixed-partitions";
#address-cells = <2>;
#size-cells = <2>;
partition@0 {
label = "u-boot-spl";
reg = <0x0 0x0 0x0 0x800000>;
};
partition@800000 {
label = "u-boot";
reg = <0x0 0x800000 0x0 0x200000>;
};
partition@a00000 {
label = "u-boot-env";
reg = <0x0 0xa00000 0x0 0x200000>;
};
partition@c00000 {
label = "boot";
reg = <0x0 0xc00000 0x0 0x4000000>;
};
partition@4c00000 {
label = "system";
reg = <0x0 0x4c00000 0x1 0xfb400000>;
};
};
};
};
dm9000@6 {
compatible = "davicom,dm9000";
davicom,no-eeprom;
pinctrl-names = "default";
pinctrl-0 = <&pins_nemc_cs6>;
reg = <6 0 1>, /* addr */
<6 2 1>; /* data */
ingenic,nemc-tAS = <15>;
ingenic,nemc-tAH = <10>;
ingenic,nemc-tBP = <20>;
ingenic,nemc-tAW = <50>;
ingenic,nemc-tSTRV = <100>;
reset-gpios = <&gpf 12 GPIO_ACTIVE_LOW>;
vcc-supply = <ð0_power>;
interrupt-parent = <&gpe>;
interrupts = <19 IRQ_TYPE_EDGE_RISING>;
nvmem-cells = <ð0_addr>;
nvmem-cell-names = "mac-address";
};
};
&bch {
status = "okay";
};
&otg_phy {
status = "okay";
vcc-supply = <&otg_power>;
};
&otg {
status = "okay";
};
&pinctrl {
pins_uart0: uart0 {
function = "uart0";
groups = "uart0-data";
bias-disable;
};
pins_uart1: uart1 {
function = "uart1";
groups = "uart1-data";
bias-disable;
};
pins_uart2: uart2 {
function = "uart2";
groups = "uart2-data", "uart2-hwflow";
bias-disable;
};
pins_uart3: uart3 {
function = "uart3";
groups = "uart3-data", "uart3-hwflow";
bias-disable;
};
pins_uart4: uart4 {
function = "uart4";
groups = "uart4-data";
bias-disable;
};
pins_i2c0: i2c0 {
function = "i2c0";
groups = "i2c0-data";
bias-disable;
};
pins_i2c1: i2c1 {
function = "i2c1";
groups = "i2c1-data";
bias-disable;
};
pins_i2c2: i2c2 {
function = "i2c2";
groups = "i2c2-data";
bias-disable;
};
pins_i2c3: i2c3 {
function = "i2c3";
groups = "i2c3-data";
bias-disable;
};
pins_i2c4: i2c4 {
function = "i2c4";
groups = "i2c4-data-e";
bias-disable;
};
pins_hdmi_ddc: hdmi_ddc {
function = "hdmi-ddc";
groups = "hdmi-ddc";
bias-disable;
};
pins_nemc: nemc {
function = "nemc";
groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";
bias-disable;
};
pins_nemc_cs1: nemc-cs1 {
function = "nemc-cs1";
groups = "nemc-cs1";
bias-disable;
};
pins_nemc_cs6: nemc-cs6 {
function = "nemc-cs6";
groups = "nemc-cs6";
bias-disable;
};
pins_mmc0: mmc0 {
function = "mmc0";
groups = "mmc0-1bit-e", "mmc0-4bit-e";
bias-disable;
};
pins_mmc1: mmc1 {
function = "mmc1";
groups = "mmc1-1bit-d", "mmc1-4bit-d";
bias-disable;
};
};
&hdmi {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pins_hdmi_ddc>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dw_hdmi_in: endpoint {
remote-endpoint = <&lcd_out>;
};
};
port@1 {
reg = <1>;
dw_hdmi_out: endpoint {
remote-endpoint = <&hdmi_con>;
};
};
};
};
&lcdc0 {
status = "okay";
port {
lcd_out: endpoint {
remote-endpoint = <&dw_hdmi_in>;
};
};
};