part: add EP4CE115

Altera EP4CE115 is a part from Cyclone IV E line.

Add it to the part database.

Signed-off-by: Icenowy Zheng <uwu@icenowy.me>

doc/FPGAs.yml

@@ -68,7 +68,9 @@ Intel:
     Flash: OK
 
   - Description: Cyclone IV CE
-    Model: EP4CE22
+    Model:
+      - EP4CE22
+      - EP4CE115
     URL: https://www.intel.com/content/www/us/en/products/programmable/fpga/cyclone-iv/features.html
     Memory: OK
     Flash: OK

src/part.hpp

@@ -79,6 +79,7 @@ static std::map <uint32_t, fpga_model> fpga_list = {
 	{0x04730093, {"xilinx", "zynqmp",      "xczu7ev", 6}},
 
 	{0x020f20dd, {"altera", "cyclone III/IV", "EP3C16/EP4CE15", 10}},
+	{0x020f70dd, {"altera", "cyclone IV", "EP4CE115", 10}},
 
 	{0x020f30dd, {"altera", "cyclone 10 LP", "10CL025", 10}},