diff --git a/adafruit_platformdetect/constants/boards.py b/adafruit_platformdetect/constants/boards.py
index 10811b2..d03bfbb 100644
--- a/adafruit_platformdetect/constants/boards.py
+++ b/adafruit_platformdetect/constants/boards.py
@@ -158,6 +158,7 @@ SIFIVE_UNLEASHED = "SIFIVE_UNLEASHED"
 
 ALLWINER_D1 = "ALLWINER_D1"
 LICHEE_RV = "LICHEE_RV"
+LICHEEPI_4A = "LICHEEPI_4A"
 
 MICROCHIP_MCP2221 = "MICROCHIP_MCP2221"
 
@@ -536,7 +537,7 @@ _SEEED_BOARD_IDS = (ODYSSEY_X86J41X5,)
 _MAAXBOARD_IDS = ("MAAXBOARD", "MAAXBOARD_MINI")
 
 # Lichee RISC-V boards
-_LICHEE_RISCV_IDS = (LICHEE_RV,)
+_LICHEE_RISCV_IDS = (LICHEE_RV,LICHEEPI_4A)
 
 # Siemens Simatic IOT2000 Gateways
 SIEMENS_SIMATIC_IOT2050_ADV = "SIEMENS_SIMATIC_IOT2050_ADVANCED"
diff --git a/adafruit_platformdetect/constants/chips.py b/adafruit_platformdetect/constants/chips.py
index 990bf6a..2c4a8f4 100644
--- a/adafruit_platformdetect/constants/chips.py
+++ b/adafruit_platformdetect/constants/chips.py
@@ -73,6 +73,7 @@ ATOM_X5_Z8350 = "X5-Z8350"
 RP2040_U2IF = "RP2040_U2IF"
 D1_RISCV = "D1_RISCV"
 ATOM_J4105 = "ATOM_J4105"
+TH1520 = "TH1520"
 
 BCM_RANGE = {"BCM2708", "BCM2709", "BCM2711", "BCM2712", "BCM2835", "BCM2837"}