feat(linux): AM62*: Update LPM power measurements for 12.0

kwillis01 · kwillis01 · commit d0345dd086f2 · 2026-04-15T17:55:11.000-05:00
Update all low power mode power measurements for AM62A, AM62P, AM62X,
AM62D, and AM62L for SDK 12.0.

Signed-off-by: Kendall Willis &lt;k-willis@ti.com&gt;
diff --git a/source/devices/AM62AX/linux/Linux_Performance_Guide.rst b/source/devices/AM62AX/linux/Linux_Performance_Guide.rst
@@ -836,34 +836,34 @@ Power Performance
 
     "vdd_core","0.85","0.00"
     "vddr_core","0.85","0.00"
-    "soc_dvdd_3v3","3.30","3.47"
-    "soc_dvdd_1v8","1.80","2.26"
+    "soc_dvdd_3v3","3.30","3.31"
+    "soc_dvdd_1v8","1.80","1.89"
     "vdda_1v8","1.80","0.02"
-    "vdd_lpddr4","1.10","3.03"
-    "Total"," ","8.78"
+    "vdd_lpddr4","1.10","3.31"
+    "Total"," ","8.53"
 
 
 .. csv-table:: Deep Sleep Power Performance
     :header: "Rail name","Rail voltage(V)","Power (mW)"
 
-    "vdd_core","0.85","14.48"
-    "vddr_core","0.85","1.90"
-    "soc_dvdd_3v3","3.30","4.38"
-    "soc_dvdd_1v8","1.80","2.08"
-    "vdda_1v8","1.80","10.86"
-    "vdd_lpddr4","1.10","3.31"
-    "Total"," ","36.99"
+    "vdd_core","0.85","15.96"
+    "vddr_core","0.85","1.87"
+    "soc_dvdd_3v3","3.30","6.61"
+    "soc_dvdd_1v8","1.80","2.44"
+    "vdda_1v8","1.80","11.13"
+    "vdd_lpddr4","1.10","2.20"
+    "Total"," ","40.21"
 
 .. csv-table:: MCU Only Power Performance
     :header: "Rail name","Rail voltage(V)","Power (mW)"
 
-    "vdd_core","0.85","197.38"
-    "vddr_core","0.85","3.11"
-    "soc_dvdd_3v3","3.30","10.24"
-    "soc_dvdd_1v8","1.80","2.30"
-    "vdda_1v8","1.80","19.42"
-    "vdd_lpddr4","1.10","4.14"
-    "Total"," ","236.60"
+    "vdd_core","0.85","134.81"
+    "vddr_core","0.85","1.92"
+    "soc_dvdd_3v3","3.30","11.40"
+    "soc_dvdd_1v8","1.80","2.17"
+    "vdda_1v8","1.80","19.55"
+    "vdd_lpddr4","1.10","2.76"
+    "Total"," ","172.60"
 
 Partial I/O Data
 - All voltage rails were measured to be near 0V
@@ -880,9 +880,9 @@ Resume Latency Performance
 .. csv-table:: LPM Resume Latency Performance
    :header: "Low Power Mode","Total Resume Latency (ms)"
 
-   "I/O Only + DDR", "766.17"
-   "Deep Sleep", "153.75"
-   "MCU Only", "89.70"
+   "I/O Only + DDR", "742"
+   "Deep Sleep", "153"
+   "MCU Only", "115"
 
 The performance numbers are measured without the Linux printk logs. To remove the
 Linux printk logs, run the following commands in the terminal:
@@ -899,3 +899,5 @@ Linux printk logs, run the following commands in the terminal:
 .. note::
 
    The measurements shown are from using the default SDK with no extra optimizations.
+
+Further optimizations are possible for these low power modes. Please refer to the AM62x Power Consumption App Note (https://www.ti.com/lit/pdf/spradg1)
diff --git a/source/devices/AM62DX/linux/Linux_Performance_Guide.rst b/source/devices/AM62DX/linux/Linux_Performance_Guide.rst
@@ -562,3 +562,47 @@ Listed for each algorithm are the code snippets used to run each
     time -v openssl speed -elapsed -evp aes-128-cbc
 
 |
+
+Low Power Performance
+---------------------
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+.. csv-table:: I/O Only + DDR Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","0.00"
+   "vddr_core","0.85","0.00"
+   "soc_dvdd_3v3","3.30","2.61"
+   "soc_dvdd_1v8","1.80","1.80"
+   "vdda_1v8","1.80","0.00"
+   "vdd_lpddr4","1.10","0.01"
+   "Total"," ","4.42"
+
+.. csv-table:: Deep Sleep Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","29.45"
+   "vddr_core","0.85","2.82"
+   "soc_dvdd_3v3","3.30","2.19"
+   "soc_dvdd_1v8","1.80","5.39"
+   "vdda_1v8","1.80","2.62"
+   "vdd_lpddr4","1.10","0.00"
+   "Total"," ","42.47"
+
+.. csv-table:: MCU Only Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","208.77"
+   "vddr_core","0.85","4.05"
+   "soc_dvdd_3v3","3.30","10.22"
+   "soc_dvdd_1v8","1.80","3.89"
+   "vdda_1v8","1.80","11.59"
+   "vdd_lpddr4","1.10","0.00"
+   "Total"," ","238.53"
+
+Partial I/O Data
+- All voltage rails were measured to be near 0V
+
+Further optimizations are possible for these low power modes. Please refer to the AM62x Power Consumption App Note (https://www.ti.com/lit/pdf/spradg1)
diff --git a/source/devices/AM62LX/linux/Linux_Performance_Guide.rst b/source/devices/AM62LX/linux/Linux_Performance_Guide.rst
@@ -846,3 +846,75 @@ openssl speed across DTHEv2 accelerator, ARM Cryptographic Extension (CE), and b
    "sha2-512", "20%", "98%", "99%"
 
 |
+
+Low Power Performance
+---------------------
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+These are power measurements taken while the device is in various low power modes like
+Deep Sleep, RTC Only + DDR, and RTC Only.
+
+.. csv-table:: Deep Sleep Power Performance
+     :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+     "vdd_core", "0.75", "7.17"
+     "soc_dvdd_1v8", "1.80", "1.47"
+     "soc_dvdd_3v3", "3.29", "3.38"
+     "vdda_1v8", "1.80", "1.02"
+     "vdd_lpddr4_pmic2", "1.10", "0.99"
+     "vdd_rtc", "0.74", "0.03"
+     "vdd_rtc_1v8", "1.80", "0.02"
+     "Total"," ","14.07"
+
+.. csv-table:: RTC Only + DDR Power Performance
+     :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+     "vdd_core", "0.00", "0.00"
+     "soc_dvdd_1v8", "1.80", "1.46"
+     "soc_dvdd_3v3", "3.29", "0.99"
+     "vdda_1v8", "0.00", "0.00"
+     "vdd_lpddr4_pmic2", "1.10", "0.95"
+     "vdd_rtc", "0.75", "0.02"
+     "vdd_rtc_1v8", "1.80", "0.01"
+     "Total"," ","3.44"
+
+.. csv-table:: RTC Only Power Performance
+     :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+     "vdd_core", "0.00", "0.00"
+     "soc_dvdd_1v8", "0.00", "0.00"
+     "soc_dvdd_3v3", "0.00", "0.00"
+     "vdda_1v8", "0.00", "0.00"
+     "vdd_lpddr4_pmic2", "0.00", "0.00"
+     "vdd_rtc", "0.75", "0.03"
+     "vdd_rtc_1v8", "1.80", "0.01"
+     "Total"," ","0.05"
+
+Resume Latency Performance
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. csv-table:: LPM Resume Latency Performance
+   :header: "Low Power Mode","Total Resume Latency (ms)"
+
+   "RTC Only", "Full normal boot time (~seconds)"
+   "RTC Only + DDR", "385"
+   "Deep Sleep", "171"
+
+The performance numbers are measured without the Linux printk logs. To remove the
+Linux printk logs, run the following commands in the terminal:
+
+.. code:: console
+
+   # Detach kernel serial console
+   consoles=$(find /sys/bus/platform/devices/*.serial/ -name console)
+   for console in ${consoles}; do
+        echo -n N > ${console}
+   done
+
+.. note::
+
+   The measurements shown are from using the default SDK with no extra optimizations.
+
+Further optimizations are possible for these low power modes. Please refer to the AM62x Power Consumption App Note (https://www.ti.com/lit/pdf/spradg1)
diff --git a/source/devices/AM62PX/linux/Linux_Performance_Guide.rst b/source/devices/AM62PX/linux/Linux_Performance_Guide.rst
@@ -859,3 +859,85 @@ The following table shows different AES/SHA algorithms throughput measured using
    "sha2-512", "95%", "99%", "99%"
 
 |
+
+Low Power Performance
+---------------------
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+.. csv-table:: I/O Only + DDR Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","0.00"
+   "vddr_core","0.85","0.00"
+   "soc_dvdd_3v3","3.30","2.04"
+   "soc_dvdd_1v8","1.80","8.27"
+   "vdda_1v8","1.80","0.10"
+   "vdd_lpddr4","1.10","0.46"
+   "Total"," ","10.87"
+
+.. csv-table:: Deep Sleep Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","10.71"
+   "vddr_core","0.85","1.01"
+   "soc_dvdd_3v3","3.30","6.11"
+   "soc_dvdd_1v8","1.80","2.83"
+   "vdda_1v8","1.80","1.45"
+   "vdd_lpddr4","1.10","0.39"
+   "Total"," ","13.4"
+
+.. csv-table:: MCU Only Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","151.75"
+   "vddr_core","0.85","1.38"
+   "soc_dvdd_3v3","3.30","6.30"
+   "soc_dvdd_1v8","1.80","2.74"
+   "vdda_1v8","1.80","10.07"
+   "vdd_lpddr4","1.10","0.23"
+   "Total"," ","172.47"
+
+Partial I/O Data
+- All voltage rails were measured to be near 0V
+
+.. note::
+
+   The power consumption on the vdda_1v8 rail does not include an
+   oscillator on the rail that has significant current consumption.
+   Since previous SDK power measurements include the oscillator on the
+   rail, the reported power measurements are significantly different from
+   the current reported power measurements.
+
+.. note::
+
+   The measurements shown are from an AM62Px SK rev E1-1. Results may vary based off of the board revision being used.
+
+Further optimizations are possible for these low power modes. Please refer to the AM62x Power Consumption App Note (https://www.ti.com/lit/pdf/spradg1)
+
+Resume Latency Performance
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. csv-table:: LPM Resume Latency Performance
+   :header: "Low Power Mode","Total Resume Latency (ms)"
+
+   "I/O Only + DDR", "691"
+   "Deep Sleep", "149"
+   "MCU Only", "103"
+
+The performance numbers are measured without the Linux printk logs. To remove the
+Linux printk logs, run the following commands in the terminal:
+
+.. code:: console
+
+   # Detach kernel serial console
+   consoles=$(find /sys/bus/platform/devices/*.serial/ -name console)
+   for console in ${consoles}; do
+        echo -n N > ${console}
+   done
+
+
+.. note::
+
+   The measurements shown are from using the default SDK with no extra optimizations.
diff --git a/source/devices/AM62X/linux/Linux_Performance_Guide.rst b/source/devices/AM62X/linux/Linux_Performance_Guide.rst
@@ -1000,3 +1000,67 @@ IPSec Software Performance
     "aes256","130.00 (min 53.40, max 206.60)","11.00 (min 4.00, max 18.00)","39.11 (min 27.23, max 50.98)","88.60 (min 0.40, max 205.40)","7.67 (min 0.00, max 18.00)","43.07 (min 27.21, max 51.38)"
 
 |
+
+
+Low Power Performance
+-------------------------
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+.. csv-table:: Deep Sleep Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","9.33"
+   "vddr_core","0.85","n/a"
+   "soc_dvdd_3v3","3.30","7.71"
+   "soc_dvdd_1v8","1.80","0.63"
+   "vdda_1v8","1.80","1.94"
+   "vdd_ddr4","1.10","8.04"
+   "Total"," ","27.64"
+
+.. csv-table:: MCU Only Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","92.83"
+   "vddr_core","0.85","n/a"
+   "soc_dvdd_3v3","3.30","13.90"
+   "soc_dvdd_1v8","1.80","0.99"
+   "vdda_1v8","1.80","10.80"
+   "vdd_ddr4","1.10","9.03"
+   "Total"," ","126.56"
+
+Partial I/O Data
+- All voltage rails were measured to be near 0V
+
+.. note::
+
+   The measurements shown are from an SK-AM62B-P1. Results may vary based off of the board variant being used.
+
+Further optimizations are possible for these low power modes. Please refer to the AM62x Power Consumption App Note (https://www.ti.com/lit/pdf/spradg1)
+
+Resume Latency Performance
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. csv-table:: LPM Resume Latency Performance
+   :header: "Low Power Mode","Total Resume Latency (ms)"
+
+   "Deep Sleep", "137"
+   "MCU Only", "94"
+
+The performance numbers are measured without the Linux printk logs. To remove the
+Linux printk logs, run the following commands in the terminal:
+
+.. code:: console
+
+   # Detach kernel serial console
+   consoles=$(find /sys/bus/platform/devices/*.serial/ -name console)
+   for console in ${consoles}; do
+        echo -n N > ${console}
+   done
+
+.. note::
+
+   The measurements shown are from using the default SDK with no extra optimizations.
+
+Further optimizations are possible for these low power modes. Please refer to the AM62x Power Consumption App Note (https://www.ti.com/lit/pdf/spradg1)
