Merge pull request #105 from xzhangxa/refresh

Allow refresh serdes configs during runtime

README.md

@@ -77,20 +77,31 @@ sudo depmod
 After rebooting Jetson, the D457 driver should work.
 
 ## Available directives on max9295/max9296 register setting
+
 - Dump registers
-    ```
-    cat /sys/bus/i2c/drivers/max9295/30-0040/register_dump
-    cat /sys/bus/i2c/drivers/max9296/30-0048/register_dump
-    ```
+```
+cat /sys/bus/i2c/drivers/max9295/30-0040/register_dump
+cat /sys/bus/i2c/drivers/max9296/30-0048/register_dump
+```
+
 - Dump setting version
-    ```
-    cat /sys/module/max9295/parameters/max9295_setting_verison
-    cat /sys/module/max9296/parameters/max9296_setting_verison
-   ```
+
+```
+cat /sys/module/max9295/parameters/max9295_setting_verison
+cat /sys/module/max9296/parameters/max9296_setting_verison
+```
 
 - Disable updating setting dynamically (updating setting manually by running script).
   **0** means disable updating setting dynamically, while **1** means enable updating setting dynamically.
-    ```
-    echo 0 | sudo tee /sys/module/max9295/parameters/max9295_dynamic_update
-    echo 0 | sudo tee /sys/module/max9296/parameters/max9296_dynamic_update
-    ```
+
+```
+echo 0 | sudo tee /sys/module/max9295/parameters/max9295_dynamic_update
+echo 0 | sudo tee /sys/module/max9296/parameters/max9296_dynamic_update
+```
+
+- Refresh max9295/max9295 register values, this is used for forcely set serdes setting when necessary
+
+```
+echo 1 | sudo tee /sys/bus/i2c/drivers/max9295/30-0040/refresh_setting
+echo 1 | sudo tee /sys/bus/i2c/drivers/max9296/30-0048/refresh_setting
+```