install: gk7201v200 installs its own U-Boot and firmware, on the split layout

CLAUDE.md

@@ -168,14 +168,14 @@ Backends: `spi_flash.c` (fmc100), `spi_flash_hisfc350.c` (V1-era parts),
   `u-boot-<chip>-universal.bin`; the SoCs in `PER_FLASH_TYPE_UBOOT` (the
   u-boot-xmedia ones: hi3516ev200/ev300, hi3518ev300, hi3516dv200,
   gk7205v500/v510/v530; and the OpenIPC/u-boot gk7202v300, gk7205v200/v300,
-  gk7605v100, hi3516cv300, hi3516ev100 -- ev100 has no NAND build) publish `u-boot-<chip>-nor.bin` and `-nand.bin` instead, so
+  gk7605v100, gk7201v200, hi3516cv300, hi3516ev100 -- ev100 has no NAND build) publish `u-boot-<chip>-nor.bin` and `-nand.bin` instead, so
   callers pass `flash_type` (NOR when unknown). On NAND those SoCs install the
   UBI-only layout (`NAND_UBI_LAYOUT` in `install/layout.py`: 768k boot, 256k
   env, rest ubi), whose mtdparts/bootcmd/bootargs come from the U-Boot default
   env; `NAND_LAYOUT` is the legacy split layout for other chips. The
   `NOR_SPLIT_SOCS` (gk7205v200 family, hi3516cv6xx, hi3519dv500,
   hi3516cv300/ev100, the hi3516ev200 family -- hi3516ev300 split-only --
-  and the gk7205v500 family; keyed by package board, `FIRMWARE_PACKAGE_BOARD`
+  the gk7205v500 family and gk7201v200; keyed by package board, `FIRMWARE_PACKAGE_BOARD`
   maps cv608/cv610/cv613 to `hi3516cv6xx`, hi3516dv500 to `hi3519dv500` and
   gk7205v510/v530 to `gk7205v500`) install the split NOR
   package: one `firmware.bin.<board>` where the boot area ends (0x50000;

src/defib/firmware.py

@@ -55,6 +55,7 @@
     "hi3516ev200", "hi3516ev300", "hi3518ev300", "hi3516dv200",
     "gk7205v500", "gk7205v510", "gk7205v530",
     "gk7202v300", "gk7205v200", "gk7205v300", "gk7605v100",
+    "gk7201v200",
     "hi3516cv300", "hi3516ev100",
 })
 
@@ -91,7 +92,7 @@
     "hi3516cv6xx", "hi3519dv500",
     "hi3516cv300", "hi3516ev100",
     "hi3516ev200", "hi3518ev300", "hi3516dv200",
-    "gk7205v500",
+    "gk7205v500", "gk7201v200",
     # Split-only, like hi3516cv6xx: its kernel fills the 2 MiB slot, so no
     # fixed-slot package can ship beside the split one.
     "hi3516ev300",
@@ -143,7 +144,6 @@
 CHIP_TO_FIRMWARE: dict[str, str] = {
     "hi3518ev201": "hi3518ev200",
     "hi3516dv100": "hi3516dv100",
-    "gk7201v200": "gk7205v200",
     "gk7201v300": "gk7205v200",
     "gk7205v210": "gk7205v200",
 }

src/defib/install/layout.py

@@ -65,7 +65,7 @@
 def ubi_nand_boards(chip: str) -> set[str]:
     """The ``rootfs.ubi.<board>`` suffixes a NAND package for ``chip`` may carry.
 
-    An aliased chip (gk7201v200, gk7205v210, ...) installs the U-Boot of the SoC
+    An aliased chip (gk7205v210, hi3518ev201, ...) installs the U-Boot of the SoC
     it is published under, and that SoC's package with it.
     """
     from defib.firmware import CHIP_TO_FIRMWARE
@@ -77,7 +77,7 @@ def ubi_nand_boards(chip: str) -> set[str]:
 def split_boards(chip: str) -> set[str]:
     """The ``firmware.bin.<board>`` suffixes a split NOR package for ``chip`` may carry.
 
-    Aliased chips (gk7205v210, gk7201v200, ...) install the image of the SoC
+    Aliased chips (gk7205v210, hi3518ev201, ...) install the image of the SoC
     they are published under, and a family built once (hi3516cv610 ->
     hi3516cv6xx) the family's.
     """

tests/test_firmware.py

@@ -274,7 +274,7 @@ class TestPerFlashTypeUBoot:
         "hi3516ev200", "hi3516ev300", "hi3518ev300", "hi3516dv200",
         "gk7205v500", "gk7205v510", "gk7205v530",
         "gk7202v300", "gk7205v200", "gk7205v300", "gk7605v100",
-        "hi3516cv300",
+        "gk7201v200", "hi3516cv300",
     )
     NOR_ONLY = ("hi3516ev100",)
 

tests/test_install_nor_split.py

@@ -306,10 +306,29 @@ async def test_split_install_refusals(monkeypatch, tmp_path, capsys, kwargs, cod
 def test_aliased_chip_accepts_the_nand_package_it_is_published_under():
     from defib.install.layout import ubi_nand_boards
 
-    assert "gk7205v200" in ubi_nand_boards("gk7201v200")
+    assert "gk7205v200" in ubi_nand_boards("gk7205v210")
     assert "gk7205v500" in ubi_nand_boards("gk7205v510")
 
 
+def test_gk7201v200_installs_its_own_build():
+    """gk7201v200 publishes its own U-Boot (nor and nand) and firmware, on the
+    gk7205v500 kernel tree with the split layout; it is no gk7205v200 alias."""
+    from defib.firmware import (
+        CHIP_TO_FIRMWARE, PER_FLASH_TYPE_UBOOT, asset_name, package_board,
+        supports_nor_split,
+    )
+    from defib.install.layout import split_boards, ubi_nand_boards
+
+    assert "gk7201v200" not in CHIP_TO_FIRMWARE
+    assert "gk7201v200" in PER_FLASH_TYPE_UBOOT
+    assert package_board("gk7201v200") == "gk7201v200"
+    assert supports_nor_split("gk7201v200")
+    assert split_boards("gk7201v200") == {"gk7201v200"}
+    assert ubi_nand_boards("gk7201v200") == {"gk7201v200"}
+    assert asset_name("gk7201v200", "nor") == "u-boot-gk7201v200-nor.bin"
+    assert asset_name("gk7201v200", "nand") == "u-boot-gk7201v200-nand.bin"
+
+
 @pytest.mark.asyncio
 async def test_split_erase_timeout_scales_with_the_chip(monkeypatch, tmp_path):
     """0x50000 to the end of a 32 MiB chip is 507 blocks, not one partition."""