What's Changed

• Bump Yosys version to 0.54 by @yrabbit in #349
• Add forgotten wires to IO registers by @yrabbit in #350
• Remove the current setting for True LVDS. by @yrabbit in #352
• Put back the wires with partial fuses. by @yrabbit in #351
• Bump the Yosys version. by @yrabbit in #356

Full Changelog: 0.20...0.21