[PATCH 1/5] ARM: remove ixp23xx and ixp2000 platforms

From: Rob Herring
Date: Tue Apr 03 2012 - 21:34:51 EST


From: Rob Herring <rob.herring@xxxxxxxxxxx>

ixp2xxx platforms have had no real changes since ~2006 and the maintainer
has said on irc that they can be removed:

13:05 < nico> do you still care about ixp2000?
13:22 < lennert> not really, no
13:58 < nico> do you think we could remove it from the kernel tree?
14:01 < lennert> go for it, and remove ixp23xx too while you're at it

Removing will help simplify ARM consolidation in general and PCI re-work
specifically.

Signed-off-by: Rob Herring <rob.herring@xxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxx>
---
Documentation/arm/00-INDEX | 2 -
Documentation/arm/IXP2000 | 69 ---
MAINTAINERS | 17 -
arch/arm/Kconfig | 26 -
arch/arm/Makefile | 2 -
arch/arm/boot/compressed/head-xscale.S | 7 -
arch/arm/common/Makefile | 2 -
arch/arm/common/uengine.c | 507 --------------------
arch/arm/configs/ixp2000_defconfig | 99 ----
arch/arm/configs/ixp23xx_defconfig | 105 -----
arch/arm/include/asm/hardware/uengine.h | 62 ---
arch/arm/mach-ixp2000/Kconfig | 72 ---
arch/arm/mach-ixp2000/Makefile | 14 -
arch/arm/mach-ixp2000/Makefile.boot | 3 -
arch/arm/mach-ixp2000/core.c | 520 ---------------------
arch/arm/mach-ixp2000/enp2611.c | 265 -----------
arch/arm/mach-ixp2000/include/mach/debug-macro.S | 25 -
arch/arm/mach-ixp2000/include/mach/enp2611.h | 46 --
arch/arm/mach-ixp2000/include/mach/entry-macro.S | 54 ---
arch/arm/mach-ixp2000/include/mach/gpio-ixp2000.h | 48 --
arch/arm/mach-ixp2000/include/mach/hardware.h | 36 --
arch/arm/mach-ixp2000/include/mach/io.h | 133 ------
arch/arm/mach-ixp2000/include/mach/irqs.h | 207 --------
arch/arm/mach-ixp2000/include/mach/ixdp2x00.h | 92 ----
arch/arm/mach-ixp2000/include/mach/ixdp2x01.h | 57 ---
arch/arm/mach-ixp2000/include/mach/ixp2000-regs.h | 451 ------------------
arch/arm/mach-ixp2000/include/mach/memory.h | 31 --
arch/arm/mach-ixp2000/include/mach/platform.h | 153 ------
arch/arm/mach-ixp2000/include/mach/timex.h | 13 -
arch/arm/mach-ixp2000/include/mach/uncompress.h | 47 --
arch/arm/mach-ixp2000/ixdp2400.c | 180 -------
arch/arm/mach-ixp2000/ixdp2800.c | 295 ------------
arch/arm/mach-ixp2000/ixdp2x00.c | 306 ------------
arch/arm/mach-ixp2000/ixdp2x01.c | 483 -------------------
arch/arm/mach-ixp2000/pci.c | 252 ----------
arch/arm/mach-ixp23xx/Kconfig | 25 -
arch/arm/mach-ixp23xx/Makefile | 11 -
arch/arm/mach-ixp23xx/Makefile.boot | 2 -
arch/arm/mach-ixp23xx/core.c | 455 ------------------
arch/arm/mach-ixp23xx/espresso.c | 93 ----
arch/arm/mach-ixp23xx/include/mach/debug-macro.S | 25 -
arch/arm/mach-ixp23xx/include/mach/entry-macro.S | 31 --
arch/arm/mach-ixp23xx/include/mach/hardware.h | 32 --
arch/arm/mach-ixp23xx/include/mach/io.h | 22 -
arch/arm/mach-ixp23xx/include/mach/irqs.h | 223 ---------
arch/arm/mach-ixp23xx/include/mach/ixdp2351.h | 89 ----
arch/arm/mach-ixp23xx/include/mach/ixp23xx.h | 298 ------------
arch/arm/mach-ixp23xx/include/mach/memory.h | 34 --
arch/arm/mach-ixp23xx/include/mach/platform.h | 58 ---
arch/arm/mach-ixp23xx/include/mach/time.h | 3 -
arch/arm/mach-ixp23xx/include/mach/timex.h | 7 -
arch/arm/mach-ixp23xx/include/mach/uncompress.h | 40 --
arch/arm/mach-ixp23xx/ixdp2351.c | 347 --------------
arch/arm/mach-ixp23xx/pci.c | 294 ------------
arch/arm/mach-ixp23xx/roadrunner.c | 180 -------
55 files changed, 0 insertions(+), 6950 deletions(-)
delete mode 100644 Documentation/arm/IXP2000
delete mode 100644 arch/arm/common/uengine.c
delete mode 100644 arch/arm/configs/ixp2000_defconfig
delete mode 100644 arch/arm/configs/ixp23xx_defconfig
delete mode 100644 arch/arm/include/asm/hardware/uengine.h
delete mode 100644 arch/arm/mach-ixp2000/Kconfig
delete mode 100644 arch/arm/mach-ixp2000/Makefile
delete mode 100644 arch/arm/mach-ixp2000/Makefile.boot
delete mode 100644 arch/arm/mach-ixp2000/core.c
delete mode 100644 arch/arm/mach-ixp2000/enp2611.c
delete mode 100644 arch/arm/mach-ixp2000/include/mach/debug-macro.S
delete mode 100644 arch/arm/mach-ixp2000/include/mach/enp2611.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/entry-macro.S
delete mode 100644 arch/arm/mach-ixp2000/include/mach/gpio-ixp2000.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/hardware.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/io.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/irqs.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/ixdp2x00.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/ixdp2x01.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/ixp2000-regs.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/memory.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/platform.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/timex.h
delete mode 100644 arch/arm/mach-ixp2000/include/mach/uncompress.h
delete mode 100644 arch/arm/mach-ixp2000/ixdp2400.c
delete mode 100644 arch/arm/mach-ixp2000/ixdp2800.c
delete mode 100644 arch/arm/mach-ixp2000/ixdp2x00.c
delete mode 100644 arch/arm/mach-ixp2000/ixdp2x01.c
delete mode 100644 arch/arm/mach-ixp2000/pci.c
delete mode 100644 arch/arm/mach-ixp23xx/Kconfig
delete mode 100644 arch/arm/mach-ixp23xx/Makefile
delete mode 100644 arch/arm/mach-ixp23xx/Makefile.boot
delete mode 100644 arch/arm/mach-ixp23xx/core.c
delete mode 100644 arch/arm/mach-ixp23xx/espresso.c
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/debug-macro.S
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/entry-macro.S
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/hardware.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/io.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/irqs.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/ixdp2351.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/ixp23xx.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/memory.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/platform.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/time.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/timex.h
delete mode 100644 arch/arm/mach-ixp23xx/include/mach/uncompress.h
delete mode 100644 arch/arm/mach-ixp23xx/ixdp2351.c
delete mode 100644 arch/arm/mach-ixp23xx/pci.c
delete mode 100644 arch/arm/mach-ixp23xx/roadrunner.c

diff --git a/Documentation/arm/00-INDEX b/Documentation/arm/00-INDEX
index 91c24a1..36420e1 100644
--- a/Documentation/arm/00-INDEX
+++ b/Documentation/arm/00-INDEX
@@ -4,8 +4,6 @@ Booting
- requirements for booting
Interrupts
- ARM Interrupt subsystem documentation
-IXP2000
- - Release Notes for Linux on Intel's IXP2000 Network Processor
msm
- MSM specific documentation
Netwinder
diff --git a/Documentation/arm/IXP2000 b/Documentation/arm/IXP2000
deleted file mode 100644
index 68d21d9..0000000
--- a/Documentation/arm/IXP2000
+++ /dev/null
@@ -1,69 +0,0 @@
-
--------------------------------------------------------------------------
-Release Notes for Linux on Intel's IXP2000 Network Processor
-
-Maintained by Deepak Saxena <dsaxena@xxxxxxxxxxx>
--------------------------------------------------------------------------
-
-1. Overview
-
-Intel's IXP2000 family of NPUs (IXP2400, IXP2800, IXP2850) is designed
-for high-performance network applications such high-availability
-telecom systems. In addition to an XScale core, it contains up to 8
-"MicroEngines" that run special code, several high-end networking
-interfaces (UTOPIA, SPI, etc), a PCI host bridge, one serial port,
-flash interface, and some other odds and ends. For more information, see:
-
-http://developer.intel.com
-
-2. Linux Support
-
-Linux currently supports the following features on the IXP2000 NPUs:
-
-- On-chip serial
-- PCI
-- Flash (MTD/JFFS2)
-- I2C through GPIO
-- Timers (watchdog, OS)
-
-That is about all we can support under Linux ATM b/c the core networking
-components of the chip are accessed via Intel's closed source SDK.
-Please contact Intel directly on issues with using those. There is
-also a mailing list run by some folks at Princeton University that might
-be of help: https://lists.cs.princeton.edu/mailman/listinfo/ixp2xxx
-
-WHATEVER YOU DO, DO NOT POST EMAIL TO THE LINUX-ARM OR LINUX-ARM-KERNEL
-MAILING LISTS REGARDING THE INTEL SDK.
-
-3. Supported Platforms
-
-- Intel IXDP2400 Reference Platform
-- Intel IXDP2800 Reference Platform
-- Intel IXDP2401 Reference Platform
-- Intel IXDP2801 Reference Platform
-- RadiSys ENP-2611
-
-4. Usage Notes
-
-- The IXP2000 platforms usually have rather complex PCI bus topologies
- with large memory space requirements. In addition, b/c of the way the
- Intel SDK is designed, devices are enumerated in a very specific
- way. B/c of this this, we use "pci=firmware" option in the kernel
- command line so that we do not re-enumerate the bus.
-
-- IXDP2x01 systems have variable clock tick rates that we cannot determine
- via HW registers. The "ixdp2x01_clk=XXX" cmd line options allow you
- to pass the clock rate to the board port.
-
-5. Thanks
-
-The IXP2000 work has been funded by Intel Corp. and MontaVista Software, Inc.
-
-The following people have contributed patches/comments/etc:
-
-Naeem F. Afzal
-Lennert Buytenhek
-Jeffrey Daly
-
--------------------------------------------------------------------------
-Last Update: 8/09/2004
diff --git a/MAINTAINERS b/MAINTAINERS
index eecf344..defc06a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -640,13 +640,6 @@ S: Maintained
F: drivers/amba/
F: include/linux/amba/bus.h

-ARM/ADI ROADRUNNER MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@xxxxxxxxxxxxxx>
-L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-ixp23xx/
-F: arch/arm/mach-ixp23xx/include/mach/
-
ARM/ADS SPHERE MACHINE SUPPORT
M: Lennert Buytenhek <kernel@xxxxxxxxxxxxxx>
L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
@@ -859,21 +852,11 @@ M: Dan Williams <dan.j.williams@xxxxxxxxx>
L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
S: Maintained

-ARM/INTEL IXP2000 ARM ARCHITECTURE
-M: Lennert Buytenhek <kernel@xxxxxxxxxxxxxx>
-L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
-S: Maintained
-
ARM/INTEL IXDP2850 MACHINE SUPPORT
M: Lennert Buytenhek <kernel@xxxxxxxxxxxxxx>
L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
S: Maintained

-ARM/INTEL IXP23XX ARM ARCHITECTURE
-M: Lennert Buytenhek <kernel@xxxxxxxxxxxxxx>
-L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
-S: Maintained
-
ARM/INTEL IXP4XX ARM ARCHITECTURE
M: Imre Kaloz <kaloz@xxxxxxxxxxx>
M: Krzysztof Halasa <khc@xxxxxxxxx>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9318084..6b242f4 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -527,28 +527,6 @@ config ARCH_IOP33X
help
Support for Intel's IOP33X (XScale) family of processors.

-config ARCH_IXP23XX
- bool "IXP23XX-based"
- depends on MMU
- select CPU_XSC3
- select PCI
- select ARCH_USES_GETTIMEOFFSET
- select NEED_MACH_IO_H
- select NEED_MACH_MEMORY_H
- help
- Support for Intel's IXP23xx (XScale) family of processors.
-
-config ARCH_IXP2000
- bool "IXP2400/2800-based"
- depends on MMU
- select CPU_XSCALE
- select PCI
- select ARCH_USES_GETTIMEOFFSET
- select NEED_MACH_IO_H
- select NEED_MACH_MEMORY_H
- help
- Support for Intel's IXP2400/2800 (XScale) family of processors.
-
config ARCH_IXP4XX
bool "IXP4xx-based"
depends on MMU
@@ -1045,10 +1023,6 @@ source "arch/arm/mach-iop13xx/Kconfig"

source "arch/arm/mach-ixp4xx/Kconfig"

-source "arch/arm/mach-ixp2000/Kconfig"
-
-source "arch/arm/mach-ixp23xx/Kconfig"
-
source "arch/arm/mach-kirkwood/Kconfig"

source "arch/arm/mach-ks8695/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 047a207..a0c40a0 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -149,8 +149,6 @@ machine-$(CONFIG_ARCH_INTEGRATOR) := integrator
machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
machine-$(CONFIG_ARCH_IOP32X) := iop32x
machine-$(CONFIG_ARCH_IOP33X) := iop33x
-machine-$(CONFIG_ARCH_IXP2000) := ixp2000
-machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
machine-$(CONFIG_ARCH_KS8695) := ks8695
diff --git a/arch/arm/boot/compressed/head-xscale.S b/arch/arm/boot/compressed/head-xscale.S
index aa5ee49..6ab0599 100644
--- a/arch/arm/boot/compressed/head-xscale.S
+++ b/arch/arm/boot/compressed/head-xscale.S
@@ -32,10 +32,3 @@ __XScale_start:
bic r0, r0, #0x1000 @ clear Icache
mcr p15, 0, r0, c1, c0, 0

-#ifdef CONFIG_ARCH_IXP2000
- mov r1, #-1
- mov r0, #0xd6000000
- str r1, [r0, #0x14]
- str r1, [r0, #0x18]
-#endif
-
diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile
index 215816f..e8a4e58 100644
--- a/arch/arm/common/Makefile
+++ b/arch/arm/common/Makefile
@@ -11,7 +11,5 @@ obj-$(CONFIG_DMABOUNCE) += dmabounce.o
obj-$(CONFIG_SHARP_LOCOMO) += locomo.o
obj-$(CONFIG_SHARP_PARAM) += sharpsl_param.o
obj-$(CONFIG_SHARP_SCOOP) += scoop.o
-obj-$(CONFIG_ARCH_IXP2000) += uengine.o
-obj-$(CONFIG_ARCH_IXP23XX) += uengine.o
obj-$(CONFIG_PCI_HOST_ITE8152) += it8152.o
obj-$(CONFIG_ARM_TIMER_SP804) += timer-sp.o

[snip]

The rest of the patch is just deleted files and too big to get thru the
lists, so I cut it out.

Rob
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