From 9beea931a7cccad3f2c2f84405a6fce83696e334 Mon Sep 17 00:00:00 2001
From: Qingyao Sun <sunqingyao19970825@icloud.com>
Date: Fri, 2 Oct 2020 12:15:25 +0800
Subject: [PATCH] servant: add iCESugar board support

---
 data/icesugar.pcf |  5 +++++
 servant.core      | 19 +++++++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 data/icesugar.pcf

diff --git a/data/icesugar.pcf b/data/icesugar.pcf
new file mode 100644
index 0000000..365ce47
--- /dev/null
+++ b/data/icesugar.pcf
@@ -0,0 +1,5 @@
+# 12 MHz clock
+set_io i_clk        35
+
+# RS232
+set_io q            6
diff --git a/servant.core b/servant.core
index 5d97f38..7896a3a 100644
--- a/servant.core
+++ b/servant.core
@@ -52,6 +52,7 @@ filesets:
 
   tinyfpga_bx: {files: [data/tinyfpga_bx.pcf : {file_type : PCF}]}
   icebreaker : {files: [data/icebreaker.pcf  : {file_type : PCF}]}
+  icesugar   : {files: [data/icesugar.pcf : {file_type : PCF}]}
   alhambra   : {files: [data/alhambra.pcf : {file_type : PCF}]}
   icestick : {files: [data/icestick.pcf  : {file_type : PCF}]}
 
@@ -143,6 +144,18 @@ targets:
         pnr: next
     toplevel : service
 
+  icesugar:
+    default_tool : icestorm
+    description : iCE40UP5K Development Board by MuseLab
+    filesets : [mem_files, soc, service, icesugar]
+    generate: [icesugar_pll]
+    parameters : [memfile, memsize, PLL=ICE40_PAD]
+    tools:
+      icestorm:
+        nextpnr_options: [--up5k, --package, sg48, --freq, 32]
+        pnr: next
+    toplevel : service
+
   lx9_microboard:
     default_tool: ise
     description : LX9 Microboard
@@ -365,6 +378,12 @@ generate:
     parameters:
       freq_out : 16
 
+  icesugar_pll:
+    generator: icepll
+    parameters:
+      freq_in  : 12
+      freq_out : 32
+
   tinyfpga_bx_pll:
     generator: icepll
     parameters: