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ARM: deprecate support for ARM1136r0

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This CPU revision remains a special case as it is now incompatible
with CONFIG_SMP. Only the Nokia N8x0 is used in practice, and even
that one is fairly rare these days, so let's plan to remove all of
them after the 2026 LTS kernel release.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Vladimir Zapolskiy <vz@mleia.com> # Freescale i.MX31
Acked-by: Aaro Koskinen <aaro.koskinen@iki.fi> # OMAP
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann
2026-07-03 20:36:07 +02:00
parent d702424271
commit b5fdfa2081
4 changed files with 22 additions and 5 deletions
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arch/arm/mach-imx/Kconfig
+4 -1
View File
@@ -40,13 +40,16 @@ if ARCH_MULTI_V6
comment "ARM1136 platforms"
config SOC_IMX31
bool "i.MX31 support"
bool "i.MX31 support (DEPRECATED)"
depends on !SMP
select CPU_ARM1136R0
select MXC_AVIC
help
This enables support for Freescale i.MX31 processor
This SoC is scheduled for removal in early 2027,
since it uses the ARM1136r0 CPU revision.
config SOC_IMX35
bool "i.MX35 support"
select CPU_ARM1136R1
arch/arm/mach-omap2/Kconfig
+12 -3
View File
@@ -207,18 +207,24 @@ comment "OMAP Core Type"
depends on ARCH_OMAP2
config SOC_OMAP2420
bool "OMAP2420 support"
bool "OMAP2420 support (DEPRECATED)"
depends on ARCH_OMAP2
default y
select OMAP_DM_SYSTIMER
select OMAP_DM_TIMER
select SOC_HAS_OMAP2_SDRC
help
This SoC is scheduled for removal in early 2027,
since it uses the ARM1136r0 CPU revision.
config SOC_OMAP2430
bool "OMAP2430 support"
bool "OMAP2430 support (DEPRECATED)"
depends on ARCH_OMAP2
default y
select SOC_HAS_OMAP2_SDRC
help
This SoC is scheduled for removal in early 2027,
since it uses the ARM1136r0 CPU revision.
config SOC_OMAP3430
bool "OMAP3430 support"
@@ -249,11 +255,14 @@ config MACH_NOKIA_N810_WIMAX
bool
config MACH_NOKIA_N8X0
bool "Nokia N800/N810"
bool "Nokia N800/N810 (DEPRECATED)"
depends on SOC_OMAP2420
default y
select MACH_NOKIA_N810
select MACH_NOKIA_N810_WIMAX
help
This machine is scheduled for removal in early 2027,
since it uses the ARM1136r0 CPU revision.
endmenu
arch/arm/mach-versatile/Kconfig
+4 -1
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@@ -110,11 +110,14 @@ config INTEGRATOR_CM1026EJS
select CPU_ARM1026
config INTEGRATOR_CM1136JFS
bool "Integrator/CM1136JF-S core module"
bool "Integrator/CM1136JF-S core module (DEPRECATED)"
depends on ARCH_INTEGRATOR_AP
depends on ARCH_MULTI_V6
depends on !SMP
select CPU_ARM1136R0
help
This machine is scheduled for removal in early 2027,
since it uses the ARM1136r0 CPU revision.
config ARCH_INTEGRATOR_CP
bool "Support Integrator/CP platform"
arch/arm/mm/Kconfig
+2
View File
@@ -410,6 +410,8 @@ config CPU_ARM1136R0
help
These early revisions of ARM1136 lack support for the
ARMv6k extensions for multiprocessing.
Support for this revision is scheduled for removal
from the kernel in early 2027.
config CPU_ARM1136R1
bool