michaelh/zephyr
1
0
Fork 0
Code Releases Activity

boards: xtensa: esp32s2_saola: dts: add power states

Browse source 
Add power states to ESP32-S2 Saola board dts.

Signed-off-by: Glauber Maroto Ferreira <glauber.ferreira@espressif.com>
This commit is contained in:
Glauber Maroto Ferreira 2022-10-03 19:08:06 -03:00 • committed by Carles Cufí
commit d449b32b02
1 changed files with 26 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

26
boards/xtensa/esp32s2_saola/esp32s2_saola.dts
View file

@ -14,6 +14,7 @@
compatible = "espressif,esp32s2";
aliases {
sw0 = &user_button;
i2c-0 = &i2c0;
watchdog0 = &wdt0;
};
@ -24,10 +25,35 @@
zephyr,shell-uart = &uart0;
zephyr,flash = &flash0;
};
power-states {
light_sleep: light_sleep {
compatible = "zephyr,power-state";
power-state-name = "standby";
min-residency-us = <200>;
exit-latency-us = <60>;
};
deep_sleep: deep_sleep {
compatible = "zephyr,power-state";
power-state-name = "soft-off";
min-residency-us = <2000>;
exit-latency-us = <212>;
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: user_button {
label = "BOOT";
gpios = <&gpio0 0 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
};
};
};
&cpu0 {
clock-frequency = <ESP32_CLK_CPU_240M>;
cpu-power-states = <&deep_sleep &light_sleep>;
};
&uart0 {