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powerpc: Remove 40x from Kconfig and defconfig

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Remove 40x from Kconfig, making the code unreachable.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240628121201.130802-3-mpe@ellerman.id.au
This commit is contained in:
Michael Ellerman 2024-06-28 22:11:57 +10:00
parent 839ff58e63
commit e939da89d0
5 changed files with 10 additions and 43 deletions
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12
arch/powerpc/Kconfig
View File

@ -149,7 +149,7 @@ config PPC
select ARCH_HAS_PTE_SPECIAL
select ARCH_HAS_SCALED_CPUTIME if VIRT_CPU_ACCOUNTING_NATIVE && PPC_BOOK3S_64
select ARCH_HAS_SET_MEMORY
select ARCH_HAS_STRICT_KERNEL_RWX if (PPC_BOOK3S || PPC_8xx || 40x) && !HIBERNATION
select ARCH_HAS_STRICT_KERNEL_RWX if (PPC_BOOK3S || PPC_8xx) && !HIBERNATION
select ARCH_HAS_STRICT_KERNEL_RWX if PPC_85xx && !HIBERNATION && !RANDOMIZE_BASE
select ARCH_HAS_STRICT_MODULE_RWX if ARCH_HAS_STRICT_KERNEL_RWX
select ARCH_HAS_SYSCALL_WRAPPER if !SPU_BASE && !COMPAT
@ -167,7 +167,7 @@ config PPC
select ARCH_SPLIT_ARG64 if PPC32
select ARCH_STACKWALK
select ARCH_SUPPORTS_ATOMIC_RMW
select ARCH_SUPPORTS_DEBUG_PAGEALLOC if PPC_BOOK3S || PPC_8xx || 40x
select ARCH_SUPPORTS_DEBUG_PAGEALLOC if PPC_BOOK3S || PPC_8xx
select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_CMPXCHG_LOCKREF if PPC64
select ARCH_USE_MEMTEST
@ -389,7 +389,7 @@ config ARCH_SUSPEND_POSSIBLE
def_bool y
depends on ADB_PMU || PPC_EFIKA || PPC_LITE5200 || PPC_83xx || \
(PPC_85xx && !PPC_E500MC) || PPC_86xx || PPC_PSERIES \
|| 44x || 40x
|| 44x
config ARCH_SUSPEND_NONZERO_CPU
def_bool y
@ -443,7 +443,7 @@ config ARCH_SUPPORTS_UPROBES
config PPC_ADV_DEBUG_REGS
bool
depends on 40x || BOOKE
depends on BOOKE
default y
config PPC_ADV_DEBUG_IACS
@ -1077,7 +1077,7 @@ config GENERIC_ISA_DMA
config PPC_INDIRECT_PCI
bool
depends on PCI
default y if 40x || 44x
default y if 44x
config SBUS
bool
@ -1102,7 +1102,7 @@ config FSL_PMC
config PPC4xx_CPM
bool
default y
depends on SUSPEND && (44x || 40x)
depends on SUSPEND && 44x
help
PPC4xx Clock Power Management (CPM) support (suspend/resume).
It also enables support for two different idle states (idle-wait

13
arch/powerpc/Kconfig.debug
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@ -244,14 +244,6 @@ config PPC_EARLY_DEBUG_44x
inbuilt serial port. If you enable this, ensure you set
PPC_EARLY_DEBUG_44x_PHYSLOW below to suit your target board.
config PPC_EARLY_DEBUG_40x
bool "Early serial debugging for IBM/AMCC 40x CPUs"
depends on 40x
help
Select this to enable early debugging for IBM 40x chips via the
inbuilt serial port. This works on chips with a 16550 compatible
UART.
config PPC_EARLY_DEBUG_CPM
bool "Early serial debugging for Freescale CPM-based serial ports"
depends on SERIAL_CPM=y
@ -356,11 +348,6 @@ config PPC_EARLY_DEBUG_44x_PHYSHIGH
depends on PPC_EARLY_DEBUG_44x
default "0x1"
config PPC_EARLY_DEBUG_40x_PHYSADDR
hex "Early debug UART physical address"
depends on PPC_EARLY_DEBUG_40x
default "0xef600300"
config PPC_EARLY_DEBUG_CPM_ADDR
hex "CPM UART early debug transmit descriptor address"
depends on PPC_EARLY_DEBUG_CPM

5
arch/powerpc/Makefile
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@ -301,11 +301,6 @@ ppc32_allmodconfig:
$(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/powerpc/configs/book3s_32.config \
-f $(srctree)/Makefile allmodconfig
generated_configs += ppc40x_allmodconfig
ppc40x_allmodconfig:
$(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/powerpc/configs/40x.config \
-f $(srctree)/Makefile allmodconfig
generated_configs += ppc44x_allmodconfig
ppc44x_allmodconfig:
$(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/powerpc/configs/44x.config \

2
arch/powerpc/configs/40x.config
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@ -1,2 +0,0 @@
CONFIG_PPC64=n
CONFIG_40x=y

21
arch/powerpc/platforms/Kconfig.cputype
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@ -43,14 +43,6 @@ config PPC_8xx
select HAVE_ARCH_VMAP_STACK
select HUGETLBFS
config 40x
bool "AMCC 40x"
select PPC_DCR_NATIVE
select PPC_UDBG_16550
select 4xx_SOC
select HAVE_PCI
select PPC_KUEP if PPC_KUAP
config 44x
bool "AMCC 44x, 46x or 47x"
select PPC_DCR_NATIVE
@ -194,11 +186,6 @@ config E6500_CPU
depends on !CC_IS_CLANG
select PPC_HAS_LBARX_LHARX
config 405_CPU
bool "40x family"
depends on 40x
depends on !CC_IS_CLANG
config 440_CPU
bool "440 (44x family)"
depends on 44x
@ -340,7 +327,7 @@ config FSL_EMB_PERF_EVENT_E500
config 4xx
bool
depends on 40x || 44x
depends on 44x
default y
config BOOKE
@ -350,7 +337,7 @@ config BOOKE
config BOOKE_OR_40x
bool
depends on BOOKE || 40x
depends on BOOKE
default y
config PTE_64BIT
@ -495,8 +482,8 @@ config PPC_KERNEL_PCREL
This option builds the kernel with the pc relative ABI model.
config PPC_KUEP
bool "Kernel Userspace Execution Prevention" if !40x
default y if !40x
bool "Kernel Userspace Execution Prevention"
default y
help
Enable support for Kernel Userspace Execution Prevention (KUEP)