Add lcd_backlight IO

lowRISC · Feb 20, 2024 · 9023870 · 9023870
1 parent 50e49b9
commit 9023870
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/data/pins_sonata.xdc b/data/pins_sonata.xdc
@@ -64,6 +64,7 @@ set_property -dict { PACKAGE_PIN U4  IOSTANDARD LVCMOS33 } [get_ports lcd_dc];
 set_property -dict { PACKAGE_PIN R3  IOSTANDARD LVCMOS33 } [get_ports lcd_copi];
 set_property -dict { PACKAGE_PIN R5  IOSTANDARD LVCMOS33 } [get_ports lcd_clk];
 set_property -dict { PACKAGE_PIN P5  IOSTANDARD LVCMOS33 } [get_ports lcd_cs];
+set_property -dict { PACKAGE_PIN N5  IOSTANDARD LVCMOS33 } [get_ports lcd_backlight];
 
 ## UART
 set_property -dict { PACKAGE_PIN C17 IOSTANDARD LVCMOS33 } [get_ports ser0_tx];

diff --git a/rtl/fpga/top_sonata.sv b/rtl/fpga/top_sonata.sv
@@ -22,6 +22,7 @@ module top_sonata (
   output logic lcd_copi,
   output logic lcd_clk,
   output logic lcd_cs,
+  output logic lcd_backlight,
 
   output logic ser0_tx,
   input  logic ser0_rx,
@@ -62,9 +63,6 @@ module top_sonata (
   assign nav_sw_n = ~nav_sw;
   assign user_sw_n = ~user_sw;
 
-  // No LCD backlight FPGA IO on v0.2 board, so leave this unconnected
-  logic lcd_backlight;
-
   ibex_demo_system #(
     .GpiWidth(13),
     .GpoWidth(12),