// SPDX-License-Identifier: GPL-2.0
/*
* support for the bosch am335x based shc c3 board
*
* Copyright, C) 2015 Heiko Schocher <hs@denx.de>
*
*/
/dts-v1/;
#include "am33xx.dtsi"
#include <dt-bindings/input/input.h>
/ {
model = "Bosch SHC";
compatible = "ti,am335x-shc", "ti,am335x-bone", "ti,am33xx";
aliases {
mmcblk0 = &mmc1;
mmcblk1 = &mmc2;
};
cpus {
cpu@0 {
/*
* To consider voltage drop between PMIC and SoC,
* tolerance value is reduced to 2% from 4% and
* voltage value is increased as a precaution.
*/
operating-points = <
/* kHz uV */
594000 1225000
294000 1125000
>;
voltage-tolerance = <2>; /* 2 percentage */
cpu0-supply = <&dcdc2_reg>;
};
};
gpio-keys {
compatible = "gpio-keys";
back-button {
label = "Back Button";
gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
linux,code = <KEY_BACK>;
debounce-interval = <1000>;
wakeup-source;
};
front-button {
label = "Front Button";
gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
linux,code = <KEY_FRONT>;
debounce-interval = <1000>;
wakeup-source;
};
};
leds {
pinctrl-names = "default";
pinctrl-0 = <&user_leds_s0>;
compatible = "gpio-leds";
led1 {
label = "shc:power:red";
gpios = <&gpio0 23 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
led2 {
label = "shc:power:bl";
gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "timer";
default-state = "on";
};
led3 {
label = "shc:lan:red";
gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
led4 {
label = "shc:lan:bl";
gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
led5 {
label = "shc:cloud:red";
gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
led6 {
label = "shc:cloud:bl";
gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
memory@80000000 {
device_type = "memory";
reg = <0x80000000 0x20000000>; /* 512 MB */
};
vmmcsd_fixed: fixedregulator0 {
compatible = "regulator-fixed";
regulator-name = "vmmcsd_fixed";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
};
&aes {
status = "okay";
};
&epwmss1 {
status = "okay";
ehrpwm1: pwm@200 {
pinctrl-names = "default";
pinctrl-0 = <&ehrpwm1_pins>;
status = "okay";
};
};
&gpio1 {
hmtc-rst-hog {
gpio-hog;
gpios = <24 GPIO_ACTIVE_LOW>;
output-high;
line-name = "homematic_reset";
};
hmtc-prog-hog {
gpio-hog;
gpios = <27 GPIO_ACTIVE_LOW>;
output-high;
line-name = "homematic_program";
};
};
&gpio3 {
zgb-rst-hog {
gpio-hog;
gpios = <18 GPIO_ACTIVE_LOW>;
output-low;
line-name = "zigbee_reset";
};
zgb-boot-hog {
gpio-hog;
gpios = <19 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "zigbee_boot";
};
};
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
status = "okay";
clock-frequency = <400000>;
tps: tps@24 {
reg = <0x24>;
};
at24@50 {
compatible = "atmel,24c32";
pagesize = <32>;
reg = <0x50>;
};
pcf8563@51 {
compatible = "nxp,pcf8563";
reg = <0x51>;
};
};
&mac_sw {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&cpsw_default>;
pinctrl-1 = <&cpsw_sleep>;
status = "okay";
};
&cpsw_port1 {
phy-mode = "mii";
phy-handle = <ðernetphy0>;
ti,dual-emac-pvid = <1>;
};
&cpsw_port2 {
status = "disabled";
};
&davinci_mdio_sw {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&davinci_mdio_default>;
pinctrl-1 = <&davinci_mdio_sleep>;
ethernetphy0: ethernet-phy@0 {
reg = <0>;
smsc,disable-energy-detect;
};
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
bus-width = <0x4>;
cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
cd-inverted;
max-frequency = <26000000>;
vmmc-supply = <&vmmcsd_fixed>;
status = "okay";
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&emmc_pins>;
bus-width = <8>;
max-frequency = <26000000>;
sd-uhs-sdr25;
vmmc-supply = <&vmmcsd_fixed>;
status = "okay";
};
&mmc3 {
pinctrl-names = "default";
pinctrl-0 = <&mmc3_pins>;
bus-width = <4>;
cap-power-off-card;
max-frequency = <26000000>;
sd-uhs-sdr25;
vmmc-supply = <&vmmcsd_fixed>;
status = "okay";
};
&rtc {
ti,no-init;
};
&sham {
status = "okay";
};
&tps {
compatible = "ti,tps65217";
ti,pmic-shutdown-controller;
regulators {
#address-cells = <1>;
#size-cells = <0>;
dcdc1_reg: regulator@0 {
reg = <0>;
regulator-name = "vdds_dpr";
regulator-compatible = "dcdc1";
regulator-min-microvolt = <1300000>;
regulator-max-microvolt = <1450000>;
regulator-boot-on;
regulator-always-on;
};
dcdc2_reg: regulator@1 {
reg = <1>;
/*
* VDD_MPU voltage limits 0.95V - 1.26V with
* +/-4% tolerance
*/
regulator-compatible = "dcdc2";
regulator-name = "vdd_mpu";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1375000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <70000>;
};
dcdc3_reg: regulator@2 {
reg = <2>;
/*
* VDD_CORE voltage limits 0.95V - 1.1V with
* +/-4% tolerance
*/
regulator-name = "vdd_core";
regulator-compatible = "dcdc3";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1125000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: regulator@3 {
reg = <3>;
regulator-name = "vio,vrtc,vdds";
regulator-compatible = "ldo1";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo2_reg: regulator@4 {
reg = <4>;
regulator-name = "vdd_3v3aux";
regulator-compatible = "ldo2";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
ldo3_reg: regulator@5 {
reg = <5>;
regulator-name = "vdd_1v8";
regulator-compatible = "ldo3";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo4_reg: regulator@6 {
reg = <6>;
regulator-name = "vdd_3v3a";
regulator-compatible = "ldo4";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
status = "okay";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins>;
status = "okay";
};
&usb1 {
dr_mode = "host";
};
&am33xx_pinmux {
pinctrl-names = "default";
pinctrl-0 = <&clkout2_pin>;
clkout2_pin: clkout2-pins {
pinctrl-single,pins = <
/* xdma_event_intr1.clkout2 */
AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_INPUT, MUX_MODE6)
>;
};
cpsw_default: cpsw-default-pins {
pinctrl-single,pins = <
/* Slave 1 */
AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE0)
>;
};
cpsw_sleep: cpsw-sleep-pins {
pinctrl-single,pins = <
/* Slave 1 reset value */
AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
>;
};
davinci_mdio_default: davinci-mdio-default-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
>;
};
davinci_mdio_sleep: davinci-mdio-sleep-pins {
pinctrl-single,pins = <
/* MDIO reset value */
AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7)
>;
};
ehrpwm1_pins: ehrpwm1-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_OUTPUT, MUX_MODE6) /* gpmc_a3.gpio1_19 */
>;
};
emmc_pins: emmc-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT, MUX_MODE2)
AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1)
>;
};
i2c0_pins: i2c0-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT, MUX_MODE0)
>;
};
mmc1_pins: mmc1-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE5)
>;
};
mmc3_pins: mmc3-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT, MUX_MODE3)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT, MUX_MODE3)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT, MUX_MODE3)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT, MUX_MODE3)
AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT, MUX_MODE3)
AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT, MUX_MODE3)
>;
};
uart0_pins: uart0-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT, MUX_MODE0)
>;
};
uart1_pins: uart1-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT, MUX_MODE0)
>;
};
uart2_pins: uart2-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_OUTPUT, MUX_MODE1)
>;
};
uart4_pins: uart4-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE6)
AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLUP, MUX_MODE6)
>;
};
user_leds_s0: user-leds-s0-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_OUTPUT_PULLUP, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_INPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_INPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_OUTPUT_PULLUP, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_INPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_INPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_OUTPUT, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_OUTPUT_PULLUP, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MCASP0_FSR, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLUP, MUX_MODE7)
>;
};
};
