powerpc/40x: Remove WALNUT

CONFIG_WALNUT is not selected by any config and is based
on 405GP which is obsolete.

Remove it.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/ab46013d8d33346af68faf30a719a586c3befad9.1590079968.git.christophe.leroy@csgroup.eu

3 files changed, 0 insertions, 76 deletions

diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig
index ca8f44650647..7c25be6c21d9 100644
--- a/arch/powerpc/platforms/40x/Kconfig
+++ b/arch/powerpc/platforms/40x/Kconfig
@@ -45,16 +45,6 @@ config MAKALU
 	help
 	  This option enables support for the AMCC PPC405EX board.
 
-config WALNUT
-	bool "Walnut"
-	depends on 40x
-	default y
-	select 405GP
-	select FORCE_PCI
-	select OF_RTC
-	help
-	  This option enables support for the IBM PPC405GP evaluation board.
-
 config OBS600
 	bool "OpenBlockS 600"
 	depends on 40x
diff --git a/arch/powerpc/platforms/40x/Makefile b/arch/powerpc/platforms/40x/Makefile
index e9386deed505..812f1a5736fb 100644
--- a/arch/powerpc/platforms/40x/Makefile
+++ b/arch/powerpc/platforms/40x/Makefile
@@ -1,4 +1,3 @@
 # SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_WALNUT)				+= walnut.o
 obj-$(CONFIG_EP405)				+= ep405.o
 obj-$(CONFIG_PPC40x_SIMPLE)		+= ppc40x_simple.o
diff --git a/arch/powerpc/platforms/40x/walnut.c b/arch/powerpc/platforms/40x/walnut.c
deleted file mode 100644
index e5797815e2f1..000000000000
--- a/arch/powerpc/platforms/40x/walnut.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Architecture- / platform-specific boot-time initialization code for
- * IBM PowerPC 4xx based boards. Adapted from original
- * code by Gary Thomas, Cort Dougan <cort@fsmlabs.com>, and Dan Malek
- * <dan@net4x.com>.
- *
- * Copyright(c) 1999-2000 Grant Erickson <grant@lcse.umn.edu>
- *
- * Rewritten and ported to the merged powerpc tree:
- * Copyright 2007 IBM Corporation
- * Josh Boyer <jwboyer@linux.vnet.ibm.com>
- *
- * 2002 (c) MontaVista, Software, Inc.  This file is licensed under
- * the terms of the GNU General Public License version 2.  This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-
-#include <linux/init.h>
-#include <linux/of_platform.h>
-#include <linux/rtc.h>
-
-#include <asm/machdep.h>
-#include <asm/prom.h>
-#include <asm/udbg.h>
-#include <asm/time.h>
-#include <asm/uic.h>
-#include <asm/pci-bridge.h>
-#include <asm/ppc4xx.h>
-
-static const struct of_device_id walnut_of_bus[] __initconst = {
-	{ .compatible = "ibm,plb3", },
-	{ .compatible = "ibm,opb", },
-	{ .compatible = "ibm,ebc", },
-	{},
-};
-
-static int __init walnut_device_probe(void)
-{
-	of_platform_bus_probe(NULL, walnut_of_bus, NULL);
-	of_instantiate_rtc();
-
-	return 0;
-}
-machine_device_initcall(walnut, walnut_device_probe);
-
-static int __init walnut_probe(void)
-{
-	if (!of_machine_is_compatible("ibm,walnut"))
-		return 0;
-
-	pci_set_flags(PCI_REASSIGN_ALL_RSRC);
-
-	return 1;
-}
-
-define_machine(walnut) {
-	.name			= "Walnut",
-	.probe			= walnut_probe,
-	.progress		= udbg_progress,
-	.init_IRQ		= uic_init_tree,
-	.get_irq		= uic_get_irq,
-	.restart		= ppc4xx_reset_system,
-	.calibrate_decr		= generic_calibrate_decr,
-};