feat(linux): AM62*: Update LPM power measurements for 11.02

kwillis01 · kwillis01 · commit ff4cf397c741 · 2025-12-15T14:33:06.000-06:00
Update all low power mode power measurements for AM62A, AM62P, AM62X,
and AM62L for SDK 11.02.

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
@@ -834,24 +834,24 @@ Power Performance
 .. csv-table:: Deep Sleep Power Performance
     :header: "Rail name","Rail voltage(V)","Power (mW)"
 
-    "vdd_core","0.85","18.73"
-    "vddr_core","0.85","2.28"
-    "soc_dvdd_3v3","3.30","5.04"
-    "soc_dvdd_1v8","1.80","2.17"
-    "vdda_1v8","1.80","10.99"
+    "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"," ","42.51"
+    "Total"," ","36.99"
 
 .. csv-table:: MCU Only Power Performance
     :header: "Rail name","Rail voltage(V)","Power (mW)"
 
-    "vdd_core","0.85","197.77"
+    "vdd_core","0.85","197.38"
     "vddr_core","0.85","3.11"
-    "soc_dvdd_3v3","3.30","11.32"
-    "soc_dvdd_1v8","1.80","2.44"
-    "vdda_1v8","1.80","19.55"
-    "vdd_lpddr4","1.10","3.86"
-    "Total"," ","238.06"
+    "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"
 
 Partial I/O Data
 - All voltage rails were measured to be near 0V
diff --git a/source/devices/AM62LX/linux/Linux_Performance_Guide.rst b/source/devices/AM62LX/linux/Linux_Performance_Guide.rst
@@ -582,3 +582,61 @@ USB Device Controller
     :header: "Number of Blocks","am62lxx_evm-fs: Throughput (MB/sec)"
 
     "150","37.43 (min 31.00, max 41.40)"
+
+Low Power Performance
+---------------------
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+These are power measurements taken while the device is in various low power modes like
+Deep Sleep and RTC Only + DDR.
+
+.. csv-table:: Deep Sleep Power Performance
+     :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+     "vdd_core", "0.75", "4.06"
+     "soc_dvdd_1v8", "1.80", "1.48"
+     "soc_dvdd_3v3", "3.29", "3.59"
+     "vdda_1v8", "1.80", "1.38"
+     "vdd_lpddr4_pmic2", "1.10", "1.04"
+     "vdd_rtc", "0.74", "0.01"
+     "vdd_rtc_1v8", "1.80", "0.02"
+     "Total"," ","11.57"
+
+.. 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", "1.41"
+     "soc_dvdd_3v3", "3.29", "1.09"
+     "vdda_1v8", "0.00", "0.00"
+     "vdd_lpddr4_pmic2", "1.10", "1.09"
+     "vdd_rtc", "0.75", "0.01"
+     "vdd_rtc_1v8", "1.80", "0.02"
+     "Total"," ","3.62"
+
+Resume Latency Performance
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. csv-table:: LPM Resume Latency Performance
+   :header: "Low Power Mode","Total Resume Latency (ms)"
+
+   "RTC Only + DDR", "459.40"
+   "Deep Sleep", "98.70"
+
+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/AM62PX/linux/Linux_Performance_Guide.rst b/source/devices/AM62PX/linux/Linux_Performance_Guide.rst
@@ -689,3 +689,68 @@ Listed for each algorithm are the code snippets used to run each
 ::
 
     time -v openssl speed -elapsed -evp aes-128-cbc
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+.. csv-table:: Deep Sleep Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","18.32"
+   "vddr_core","0.85","1.53"
+   "soc_dvdd_3v3","3.30","8.54"
+   "soc_dvdd_1v8","1.80","3.01"
+   "vdda_1v8","1.80","68.06"
+   "vdd_lpddr4","1.10","3.47"
+   "Total"," ","102.93"
+
+.. csv-table:: MCU Only Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","219.30"
+   "vddr_core","0.85","3.32"
+   "soc_dvdd_3v3","3.30","7.10"
+   "soc_dvdd_1v8","1.80","2.93"
+   "vdda_1v8","1.80","76.55"
+   "vdd_lpddr4","1.10","4.37"
+   "Total"," ","313.56"
+
+Partial I/O Data
+- All voltage rails were measured to be near 0V
+
+.. note::
+
+   The power consumption on the vdda_1v8 rail is not indicitive of the SoC's power consumption due to an oscillator on the rail
+   that has significant current consumption.
+
+.. 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", "716.68"
+   "Deep Sleep", "150.50"
+   "MCU Only", "94.06"
+
+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
@@ -790,3 +790,65 @@ IPSec Software Performance
     "aes128","121.71 (min 2.30, max 305.50)","10.57 (min 0.00, max 27.00)","48.76 (min 28.52, max 54.93)","135.97 (min 4.10, max 338.50)","11.71 (min 0.00, max 30.00)","52.73 (min 47.19, max 58.90)"
     "aes192","75.94 (min 0.20, max 228.80)","6.43 (min 0.00, max 20.00)","42.84 (min 28.19, max 50.88)","2.40 (min 2.20, max 2.60)","0.00","85.06 (min 83.00, max 87.11)"
     "aes256","188.42 (min 1.30, max 302.20)","16.33 (min 0.00, max 26.00)","48.78 (min 28.23, max 54.44)","164.90 (min 4.80, max 331.20)","14.33 (min 0.00, max 29.00)","53.12 (min 28.47, max 65.09)"
+
+Low Power Performance
+-------------------------
+
+Power Performance
+^^^^^^^^^^^^^^^^^
+
+.. csv-table:: Deep Sleep Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","9.59"
+   "vddr_core","0.85","n/a"
+   "soc_dvdd_3v3","3.30","7.71"
+   "soc_dvdd_1v8","1.80","0.54"
+   "vdda_1v8","1.80","1.89"
+   "vdd_ddr4","1.10","8.49"
+   "Total"," ","28.21"
+
+.. csv-table:: MCU Only Power Performance
+   :header: "Rail name","Rail voltage(V)","Power (mW)"
+
+   "vdd_core","0.85","110.78"
+   "vddr_core","0.85","n/a"
+   "soc_dvdd_3v3","3.30","13.81"
+   "soc_dvdd_1v8","1.80","0.50"
+   "vdda_1v8","1.80","11.35"
+   "vdd_ddr4","1.10","8.79"
+   "Total"," ","145.23"
+
+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", "137.03"
+   "MCU Only", "86.12"
+
+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.
