change(esp_hw_support): set HP/LP mem in retention mode in sleep

Author: esp-wzh

components/esp_hw_support/port/esp32p4/pmu_init.c

@@ -14,6 +14,7 @@
 #include "soc/pmu_struct.h"
 #include "hal/efuse_hal.h"
 #include "hal/pmu_hal.h"
+#include "hal/lp_sys_ll.h"
 #include "pmu_param.h"
 #include "esp_private/esp_pmu.h"
 #include "soc/regi2c_dig_reg.h"
@@ -175,7 +176,9 @@ static void pmu_hp_system_init_default(pmu_context_t *ctx)
         pmu_hp_system_param_default(mode, &param);
         pmu_hp_system_init(ctx, mode, &param);
     }
-    REG_SET_FIELD(LP_SYSTEM_REG_HP_MEM_AUX_CTRL_REG, LP_SYSTEM_REG_HP_MEM_AUX_CTRL, 0x2074);
+#if CONFIG_ESP32P4_REV_MIN_FULL >= 300
+    lp_sys_ll_set_hp_mem_lowpower_mode(MEM_AUX_DEEPSLEEP);
+#endif
 }
 
 static inline void pmu_lp_system_param_default(pmu_lp_mode_t mode, pmu_lp_system_param_t *param)
@@ -192,7 +195,9 @@ static void pmu_lp_system_init_default(pmu_context_t *ctx)
         pmu_lp_system_param_default(mode, &param);
         pmu_lp_system_init(ctx, mode, &param);
     }
-    REG_SET_FIELD(LP_SYSTEM_REG_LP_MEM_AUX_CTRL_REG, LP_SYSTEM_REG_LP_MEM_AUX_CTRL, 0x2074);
+#if CONFIG_ESP32P4_REV_MIN_FULL >= 300
+    lp_sys_ll_set_lp_mem_lowpower_mode(MEM_AUX_DEEPSLEEP);
+#endif
 }
 
 void pmu_init(void)

components/hal/esp32p4/include/hal/lp_sys_ll.h

@@ -20,6 +20,10 @@
 extern "C" {
 #endif
 
+#define MEM_AUX_SHUTDOWN         BIT(0)
+#define MEM_AUX_LIGHTSLEEP       BIT(1)
+#define MEM_AUX_DEEPSLEEP        BIT(2)
+
 /**
  * @brief ROM obtains the wake-up type through LP_SYS_STORE9_REG[0].
  *         Set the flag to inform
@@ -65,6 +69,17 @@ FORCE_INLINE_ATTR void lp_sys_ll_set_pau_link_addr(uint32_t addr)
     LP_SYS.backup_dma_cfg2.link_addr_aon = addr;
 }
 
+#if HAL_CONFIG(CHIP_SUPPORT_MIN_REV) >= 300
+FORCE_INLINE_ATTR void lp_sys_ll_set_hp_mem_lowpower_mode(uint32_t mode)
+{
+    LP_SYS.hp_mem_aux_ctrl.hp_mem_lowpower_mode = mode;
+}
+
+FORCE_INLINE_ATTR void lp_sys_ll_set_lp_mem_lowpower_mode(uint32_t mode)
+{
+    LP_SYS.lp_mem_aux_ctrl.lp_mem_lowpower_mode = mode;
+}
+#endif
 #ifdef __cplusplus
 }
 #endif

components/soc/esp32p4/register/hw_ver3/soc/lp_system_reg.h

@@ -1083,7 +1083,15 @@ extern "C" {
  *  need_des
  */
 #define LP_SYSTEM_REG_HP_MEM_AUX_CTRL_REG (DR_REG_LP_SYS_BASE + 0x180)
-/** LP_SYSTEM_REG_HP_MEM_AUX_CTRL : R/W; bitpos: [31:0]; default: 8304;
+/** LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE : R/W; bitpos: [2:0]; default: 0;
+ *  need_des
+ */
+#define LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE    0x7U
+#define LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE_M  (LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE_V << LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE_S)
+#define LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE_V  0x7U
+#define LP_SYSTEM_REG_HP_MEM_LOWPOWER_MODE_S  0
+
+/** LP_SYSTEM_REG_HP_MEM_AUX_CTRL : R/W; bitpos: [31:3]; default: 1038;
  *  need_des
  */
 #define LP_SYSTEM_REG_HP_MEM_AUX_CTRL    0xFFFFFFFFU
@@ -1095,7 +1103,14 @@ extern "C" {
  *  need_des
  */
 #define LP_SYSTEM_REG_LP_MEM_AUX_CTRL_REG (DR_REG_LP_SYS_BASE + 0x184)
-/** LP_SYSTEM_REG_LP_MEM_AUX_CTRL : R/W; bitpos: [31:0]; default: 8304;
+/** LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE : R/W; bitpos: [2:0]; default: 0;
+ *  need_des
+ */
+#define LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE    0x7U
+#define LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE_M  (LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE_V << LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE_S)
+#define LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE_V  0x7U
+#define LP_SYSTEM_REG_LP_MEM_LOWPOWER_MODE_S  0
+/** LP_SYSTEM_REG_LP_MEM_AUX_CTRL : R/W; bitpos: [31:3]; default: 1038;
  *  need_des
  */
 #define LP_SYSTEM_REG_LP_MEM_AUX_CTRL    0xFFFFFFFFU

components/soc/esp32p4/register/hw_ver3/soc/lp_system_struct.h

@@ -768,10 +768,14 @@ typedef union {
  */
 typedef union {
     struct {
-        /** hp_mem_aux_ctrl : R/W; bitpos: [31:0]; default: 8304;
+        /** hp_mem_lowpower_mode : R/W; bitpos: [2:0]; default: 0;
          *  need_des
          */
-        uint32_t hp_mem_aux_ctrl:32;
+        uint32_t hp_mem_lowpower_mode:3;
+        /** hp_mem_aux_ctrl : R/W; bitpos: [31:3]; default: 1038;
+         *  need_des
+         */
+        uint32_t hp_mem_aux_ctrl:29;
     };
     uint32_t val;
 } lp_system_reg_hp_mem_aux_ctrl_reg_t;
@@ -781,10 +785,14 @@ typedef union {
  */
 typedef union {
     struct {
-        /** lp_mem_aux_ctrl : R/W; bitpos: [31:0]; default: 8304;
+        /** lp_mem_lowpower_mode : R/W; bitpos: [2:0]; default: 0;
+         *  need_des
+         */
+        uint32_t lp_mem_lowpower_mode:3;
+        /** lp_mem_aux_ctrl : R/W; bitpos: [31:3]; default: 1038;
          *  need_des
          */
-        uint32_t lp_mem_aux_ctrl:32;
+        uint32_t lp_mem_aux_ctrl:29;
     };
     uint32_t val;
 } lp_system_reg_lp_mem_aux_ctrl_reg_t;