soc: esp32s2: add cache mode disabled option

Update data cache mode to work when data cache
is set to 0KB.

Signed-off-by: Sylvio Alves <sylvio.alves@espressif.com>

Author: sylvioalves

soc/espressif/esp32s2/soc_cache.c

@@ -24,7 +24,9 @@
 /*
  * Data Cache definitions
  */
-#if defined(CONFIG_ESP32S2_DATA_CACHE_8KB)
+#if defined(CONFIG_ESP32S2_DATA_CACHE_0KB)
+#define ESP32S2_DCACHE_SIZE CACHE_SIZE_0KB
+#elif defined(CONFIG_ESP32S2_DATA_CACHE_8KB)
 #define ESP32S2_DCACHE_SIZE CACHE_SIZE_8KB
 #else
 #define ESP32S2_DCACHE_SIZE CACHE_SIZE_16KB
@@ -66,15 +68,21 @@ void IRAM_ATTR esp_config_data_cache_mode(void)
 	cache_line_size_t cache_line_size;
 
 #if CONFIG_ESP32S2_INSTRUCTION_CACHE_8KB
-#if CONFIG_ESP32S2_DATA_CACHE_8KB
+#if CONFIG_ESP32S2_DATA_CACHE_0KB
+	Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_INVALID, CACHE_MEMORY_INVALID,
+			    CACHE_MEMORY_INVALID);
+#elif CONFIG_ESP32S2_DATA_CACHE_8KB
 	esp_rom_Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_DCACHE_LOW,
 				CACHE_MEMORY_INVALID, CACHE_MEMORY_INVALID);
 #else
 	esp_rom_Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_DCACHE_LOW,
 				CACHE_MEMORY_DCACHE_HIGH, CACHE_MEMORY_INVALID);
 #endif
 #else
-#if CONFIG_ESP32S2_DATA_CACHE_8KB
+#if CONFIG_ESP32S2_DATA_CACHE_0KB
+	Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_ICACHE_HIGH, CACHE_MEMORY_INVALID,
+			    CACHE_MEMORY_INVALID);
+#elif CONFIG_ESP32S2_DATA_CACHE_8KB
 	esp_rom_Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_ICACHE_HIGH,
 				CACHE_MEMORY_DCACHE_LOW, CACHE_MEMORY_INVALID);
 #else