boards/platforms: provide only one default programmer per platform.

create_programmer is not really longer used, so try to keep it simple.

litex/boards/platforms/arty.py

@@ -233,22 +233,14 @@ class Platform(XilinxPlatform):
     default_clk_name = "clk100"
     default_clk_period = 10.0
 
-    def __init__(self, toolchain="vivado", programmer="vivado"):
+    def __init__(self):
-        XilinxPlatform.__init__(self, "xc7a35ticsg324-1L", _io, _connectors,
+        XilinxPlatform.__init__(self, "xc7a35ticsg324-1L", _io, _connectors, toolchain="vivado")
-                                toolchain=toolchain)
         self.toolchain.bitstream_commands = \
             ["set_property BITSTREAM.CONFIG.SPI_BUSWIDTH 4 [current_design]"]
         self.toolchain.additional_commands = \
             ["write_cfgmem -force -format bin -interface spix4 -size 16 "
              "-loadbit \"up 0x0 {build_name}.bit\" -file {build_name}.bin"]
-        self.programmer = programmer
         self.add_platform_command("set_property INTERNAL_VREF 0.675 [get_iobanks 34]")
 
     def create_programmer(self):
-        if self.programmer == "xc3sprog":
+        return VivadoProgrammer(flash_part="n25q128-3.3v-spi-x1_x2_x4")
-            return XC3SProg("nexys4")
-        elif self.programmer == "vivado":
-            return VivadoProgrammer(flash_part="n25q128-3.3v-spi-x1_x2_x4")
-        else:
-            raise ValueError("{} programmer is not supported"
-                             .format(self.programmer))

litex/boards/platforms/genesys2.py

@@ -105,15 +105,11 @@ class Platform(XilinxPlatform):
     default_clk_name = "clk200"
     default_clk_period = 5
 
-    def __init__(self, programmer="vivado"):
+    def __init__(self):
         XilinxPlatform.__init__(self, "xc7k325t-ffg900-2", _io, _connectors, toolchain="vivado")
-        self.programmer = programmer
 
     def create_programmer(self):
-        if self.programmer == "vivado":
+        return VivadoProgrammer()
-            return VivadoProgrammer()
-        else:
-            raise ValueError("{} programmer is not supported".format(programmer))
 
     def do_finalize(self, fragment):
         XilinxPlatform.do_finalize(self, fragment)

litex/boards/platforms/kc705.py

@@ -526,7 +526,7 @@ class Platform(XilinxPlatform):
     default_clk_name = "clk156"
     default_clk_period = 6.4
 
-    def __init__(self, programmer="vivado"):
+    def __init__(self):
         XilinxPlatform.__init__(self, "xc7k325t-ffg900-2", _io, _connectors, toolchain="vivado")
         self.add_platform_command("""
 set_property CFGBVS VCCO [current_design]
@@ -534,7 +534,6 @@ set_property CONFIG_VOLTAGE 2.5 [current_design]
 """)
         self.toolchain.bitstream_commands = ["set_property BITSTREAM.CONFIG.SPI_BUSWIDTH 4 [current_design]"]
         self.toolchain.additional_commands = ["write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}.bit\" -file {build_name}.bin"]
-        self.programmer = programmer
 
     def create_programmer(self):
         if self.programmer == "xc3sprog":

litex/boards/platforms/kcu105.py

@@ -482,8 +482,7 @@ class Platform(XilinxPlatform):
     default_clk_period = 8.0
 
     def __init__(self):
-        XilinxPlatform.__init__(self, "xcku040-ffva1156-2-e", _io, _connectors,
+        XilinxPlatform.__init__(self, "xcku040-ffva1156-2-e", _io, _connectors, toolchain="vivado")
-            toolchain="vivado")
 
     def create_programmer(self):
         return VivadoProgrammer()

litex/boards/platforms/minispartan6.py

@@ -113,15 +113,8 @@ class Platform(XilinxPlatform):
     default_clk_name = "clk32"
     default_clk_period = 31.25
 
-    def __init__(self, device="xc6slx9", programmer="xc3sprog"):
+    def __init__(self, device="xc6slx9"):
-        self.programmer = programmer
         XilinxPlatform.__init__(self, device+"-3-ftg256", _io, _connectors)
 
     def create_programmer(self):
-        if self.programmer == "xc3sprog":
+        return FpgaProg()
-            return XC3SProg("minispartan6", "bscan_spi_minispartan6.bit")
-        elif self.programmer == "fpgaprog":
-            return FpgaProg()
-        else:
-            raise ValueError("{} programmer is not supported".format(
-                self.programmer))

litex/boards/platforms/nexys4ddr.py

@@ -86,20 +86,12 @@ class Platform(XilinxPlatform):
     default_clk_name = "clk100"
     default_clk_period = 10.0
 
-    def __init__(self, programmer="vivado"):
+    def __init__(self):
         XilinxPlatform.__init__(self, "xc7a100t-CSG324-1", _io, toolchain="vivado")
-        self.programmer = programmer
         self.add_platform_command("set_property INTERNAL_VREF 0.750 [get_iobanks 34]")
 
-
     def create_programmer(self):
-        if self.programmer == "xc3sprog":
+        return VivadoProgrammer()
-            return XC3SProg("nexys4")
-        elif self.programmer == "vivado":
-            return VivadoProgrammer()
-        else:
-            raise ValueError("{} programmer is not supported"
-                             .format(self.programmer))
 
     def do_finalize(self, fragment):
         XilinxPlatform.do_finalize(self, fragment)

litex/boards/platforms/nexys_video.py

@@ -215,26 +215,18 @@ class Platform(XilinxPlatform):
     default_clk_name = "clk100"
     default_clk_period = 10.0
 
-    def __init__(self, toolchain="vivado", programmer="vivado"):
+    def __init__(self):
-        XilinxPlatform.__init__(self, "xc7a200t-sbg484-1", _io, _connectors,
+        XilinxPlatform.__init__(self, "xc7a200t-sbg484-1", _io, _connectors, toolchain="vivado")
-                                toolchain=toolchain)
         self.toolchain.bitstream_commands = \
             ["set_property BITSTREAM.CONFIG.SPI_BUSWIDTH 4 [current_design]"]
         self.toolchain.additional_commands = \
             ["write_cfgmem -force -format bin -interface spix4 -size 16 "
              "-loadbit \"up 0x0 {build_name}.bit\" -file {build_name}.bin"]
-        self.programmer = programmer
         self.add_platform_command("set_property INTERNAL_VREF 0.750 [get_iobanks 35]")
 
 
     def create_programmer(self):
-        if self.programmer == "xc3sprog":
+        return VivadoProgrammer(flash_part="n25q128-3.3v-spi-x1_x2_x4")
-            return XC3SProg("nexys4")
-        elif self.programmer == "vivado":
-            return VivadoProgrammer(flash_part="n25q128-3.3v-spi-x1_x2_x4")
-        else:
-            raise ValueError("{} programmer is not supported"
-                             .format(self.programmer))
 
     def do_finalize(self, fragment):
         XilinxPlatform.do_finalize(self, fragment)

litex/boards/platforms/tinyfpga_bx.py

@@ -54,8 +54,7 @@ class Platform(LatticePlatform):
     default_clk_period = 62.5
 
     def __init__(self):
-        LatticePlatform.__init__(self, "ice40-lp8k-cm81", _io, _connectors,
+        LatticePlatform.__init__(self, "ice40-lp8k-cm81", _io, _connectors, toolchain="icestorm")
-                                 toolchain="icestorm")
 
     def create_programmer(self):
         return TinyProgProgrammer()