Fix MAX32650 lp wrapper

This commit adds the missing lp defines for MAX32650 for the zephyr build system. The predefined macros were used to access GCR and the shutdown function was enabled. Signed-off-by: Burak Babaoglu <[email protected]>
analogdevicesinc · Feb 13, 2025 · ca9dc13 · ca9dc13
1 parent ee6d734
commit ca9dc13
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Showing 3 changed files with 17 additions and 1 deletion.
diff --git a/Libraries/PeriphDrivers/Include/MAX32650/lp.h b/Libraries/PeriphDrivers/Include/MAX32650/lp.h
@@ -368,6 +368,12 @@ void MXC_LP_EnterDeepSleepMode(void);
  */
 void MXC_LP_EnterBackupMode(void);
 
+/**
+ * @brief      Places the device into SHUTDOWN mode.  CPU state is not maintained in this mode, so this function never returns.
+ *             Instead, the device will restart once an RTC, USB wakeup, or external interrupt occur.
+ */
+void MXC_LP_EnterShutDownMode(void);
+
 /**
  * @brief      Places the USB block into its initial state where the operating current is at its minimum.
  *             This function must be called when the USB block is not used in order to achieve low power 

diff --git a/Libraries/PeriphDrivers/Source/LP/lp_me10.c b/Libraries/PeriphDrivers/Source/LP/lp_me10.c
@@ -700,6 +700,15 @@ void MXC_LP_EnterBackupMode(void)
     while (1) {}
 }
 
+/* ************************************************************************** */
+void MXC_LP_EnterShutDownMode(void)
+{
+    MXC_GCR->pmr &= ~MXC_F_GCR_PMR_MODE;
+    MXC_GCR->pmr |= MXC_S_GCR_PMR_MODE_SHUTDOWN;
+
+    while (1) {}
+}
+
 /* ************************************************************************** */
 void MXC_LP_USBClearPONRST(void)
 {

diff --git a/Libraries/zephyr/MAX/Include/wrap_max32_lp.h b/Libraries/zephyr/MAX/Include/wrap_max32_lp.h
@@ -31,7 +31,8 @@ extern "C" {
  */
 #if defined(CONFIG_SOC_MAX32665) || defined(CONFIG_SOC_MAX32666) || \
     defined(CONFIG_SOC_MAX32670) || defined(CONFIG_SOC_MAX32672) || \
-    defined(CONFIG_SOC_MAX32662) || defined(CONFIG_SOC_MAX32675)
+    defined(CONFIG_SOC_MAX32662) || defined(CONFIG_SOC_MAX32675) || \
+    defined(CONFIG_SOC_MAX32650)
 
 static inline void Wrap_MXC_LP_EnterLowPowerMode(void)
 {