net: spider_net: Remove powerpc Cell driver

This driver can no longer be built since support for IBM Cell Blades was
removed, in particular PPC_IBM_CELL_BLADE.

Remove the driver and the documentation.
Remove the MAINTAINERS entry, and add Ishizaki and Geoff to CREDITS.

Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20241218105523.416573-24-mpe@ellerman.id.au

CREDITS

@@ -2187,6 +2187,10 @@ D: Various ACPI fixes, keeping correct battery state through suspend
 D: various lockdep annotations, autofs and other random bugfixes
 S: Prague, Czech Republic
 
+N: Ishizaki Kou
+E: kou.ishizaki@toshiba.co.jp
+D: Spidernet driver for PowerPC Cell platforms
+
 N: Gene Kozin
 E: 74604.152@compuserve.com
 W: https://www.sangoma.com
@@ -2392,6 +2396,10 @@ S: ICP vortex GmbH
 S: Neckarsulm
 S: Germany
 
+N: Geoff Levand
+E: geoff@infradead.org
+D: Spidernet driver for PowerPC Cell platforms
+
 N: Phil Lewis
 E: beans@bucket.ualr.edu
 D: Promised to send money if I would put his name in the source tree.

Documentation/networking/device_drivers/ethernet/index.rst

@@ -55,7 +55,6 @@ Contents:
    ti/cpsw_switchdev
    ti/am65_nuss_cpsw_switchdev
    ti/tlan
-   toshiba/spider_net
    wangxun/txgbe
    wangxun/ngbe
 

MAINTAINERS

@@ -22351,15 +22351,6 @@ F:	include/linux/spi/
 F:	include/uapi/linux/spi/
 F:	tools/spi/
 
-SPIDERNET NETWORK DRIVER for CELL
-M:	Ishizaki Kou <kou.ishizaki@toshiba.co.jp>
-M:	Geoff Levand <geoff@infradead.org>
-L:	netdev@vger.kernel.org
-L:	linuxppc-dev@lists.ozlabs.org
-S:	Maintained
-F:	Documentation/networking/device_drivers/ethernet/toshiba/spider_net.rst
-F:	drivers/net/ethernet/toshiba/spider_net*
-
 SPMI SUBSYSTEM
 M:	Stephen Boyd <sboyd@kernel.org>
 L:	linux-kernel@vger.kernel.org

drivers/net/ethernet/toshiba/Kconfig

@@ -39,15 +39,6 @@ config GELIC_WIRELESS
 	  the driver automatically distinguishes the models, you can
 	  safely enable this option even if you have a wireless-less model.
 
-config SPIDER_NET
-	tristate "Spider Gigabit Ethernet driver"
-	depends on PCI && PPC_IBM_CELL_BLADE
-	select FW_LOADER
-	select SUNGEM_PHY
-	help
-	  This driver supports the Gigabit Ethernet chips present on the
-	  Cell Processor-Based Blades from IBM.
-
 config TC35815
 	tristate "TOSHIBA TC35815 Ethernet support"
 	depends on PCI && MIPS

drivers/net/ethernet/toshiba/Makefile

@@ -6,6 +6,4 @@
 obj-$(CONFIG_GELIC_NET) += ps3_gelic.o
 gelic_wireless-$(CONFIG_GELIC_WIRELESS) += ps3_gelic_wireless.o
 ps3_gelic-objs += ps3_gelic_net.o $(gelic_wireless-y)
-spidernet-y += spider_net.o spider_net_ethtool.o
-obj-$(CONFIG_SPIDER_NET) += spidernet.o
 obj-$(CONFIG_TC35815) += tc35815.o