Documentation/risc-v/esp32[-c3|-c6|-h2]: Add PM deep sleep docs

Add PM deep sleep doc support for esp32[-c3|-c6|-h2]

Signed-off-by: Eren Terzioglu <eren.terzioglu@espressif.com>

Documentation/platforms/risc-v/esp32c3/boards/esp32c3-generic/index.rst

@@ -380,12 +380,14 @@ pm
 
 This config demonstrate the use of power management.
 You can use the ``pmconfig`` command to check current power state and time spent in other power states.
-Also you can define time will spend in standby mode::
+Also you can define time will spend in standby and sleep modes::
 
     $ make menuconfig
     -> Board Selection
         -> (15) PM_STANDBY delay (seconds)
            (0)  PM_STANDBY delay (nanoseconds)
+           (20) PM_SLEEP delay (seconds)
+           (0)  PM_SLEEP delay (nanoseconds)
 
 Timer wakeup is not only way to wake up the chip. Other wakeup modes include:
 
@@ -422,6 +424,13 @@ In this case, needed commands to switch the system into PM standby mode::
     nsh> pmconfig relax normal
     nsh> pmconfig relax normal
 
+System switch to the PM sleep mode, you need to enter::
+
+    nsh> pmconfig relax standby
+    nsh> pmconfig relax idle
+    nsh> pmconfig relax normal
+    nsh> pmconfig relax normal
+
 Note: When normal mode COUNT is 0, it will switch to the next PM state where COUNT is not 0.
 
 Note: During light sleep, overall current consumption of board should drop from 18mA (without any system load) to 1 mA on ESP32-C3 DevkitM-1.

Documentation/platforms/risc-v/esp32c6/boards/esp32c6-devkitc/index.rst

@@ -394,12 +394,14 @@ pm
 
 This config demonstrate the use of power management.
 You can use the ``pmconfig`` command to check current power state and time spent in other power states.
-Also you can define time will spend in standby mode::
+Also you can define time will spend in standby and sleep modes::
 
     $ make menuconfig
     -> Board Selection
         -> (15) PM_STANDBY delay (seconds)
            (0)  PM_STANDBY delay (nanoseconds)
+           (20) PM_SLEEP delay (seconds)
+           (0)  PM_SLEEP delay (nanoseconds)
 
 Timer wakeup is not only way to wake up the chip. Other wakeup modes include:
 
@@ -438,9 +440,17 @@ In this case, needed commands to switch the system into PM standby mode::
     nsh> pmconfig relax normal
     nsh> pmconfig relax normal
 
+System switch to the PM sleep mode, you need to enter::
+
+    nsh> pmconfig relax standby
+    nsh> pmconfig relax idle
+    nsh> pmconfig relax normal
+    nsh> pmconfig relax normal
+
 Note: When normal mode COUNT is 0, it will switch to the next PM state where COUNT is not 0.
 
 Note: During light sleep, overall current consumption of board should drop from 22mA (without any system load) to 1.3 mA on ESP32-C6 DevkitC-1.
+During deep sleep, current consumption of module (ESP32-C6-WROOM-1) should drop from 22mA (without any system load) to 48 μA.
 
 pwm
 ---

Documentation/platforms/risc-v/esp32h2/boards/esp32h2-devkit/index.rst

@@ -326,12 +326,14 @@ pm
 
 This config demonstrate the use of power management.
 You can use the ``pmconfig`` command to check current power state and time spent in other power states.
-Also you can define time will spend in standby mode::
+Also you can define time will spend in standby and sleep modes::
 
     $ make menuconfig
     -> Board Selection
         -> (15) PM_STANDBY delay (seconds)
            (0)  PM_STANDBY delay (nanoseconds)
+           (20) PM_SLEEP delay (seconds)
+           (0)  PM_SLEEP delay (nanoseconds)
 
 Timer wakeup is not only way to wake up the chip. Other wakeup modes include:
 
@@ -370,9 +372,17 @@ In this case, needed commands to switch the system into PM standby mode::
     nsh> pmconfig relax normal
     nsh> pmconfig relax normal
 
+System switch to the PM sleep mode, you need to enter::
+
+    nsh> pmconfig relax standby
+    nsh> pmconfig relax idle
+    nsh> pmconfig relax normal
+    nsh> pmconfig relax normal
+
 Note: When normal mode COUNT is 0, it will switch to the next PM state where COUNT is not 0.
 
 Note: During light sleep, overall current consumption of board should drop from 14mA (without any system load) to 880 μA on ESP32-H2 DevkitM-1.
+During deep sleep, current consumption of module (ESP32-H2-MINI-1) should drop from 9mA (without any system load) to 8 μA.
 
 pwm
 ---