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cache: StarFive: Require a 64-bit system

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This has a bunch of {read,write}q() calls, so it won't work on 32-bit
systems.  I don't think there's any 32-bit StarFive systems, so for now
just require 64-bit.

Fixes: cabff60ca77d ("cache: Add StarFive StarLink cache management")
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Link: https://lore.kernel.org/r/20240722154519.25375-2-palmer@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
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Palmer Dabbelt 2024-07-22 08:45:20 -07:00
parent 63ba5b0fb4
commit 57e5c814e9
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drivers/cache/Kconfig vendored
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@ -18,6 +18,7 @@ config STARFIVE_STARLINK_CACHE
bool "StarFive StarLink Cache controller" bool "StarFive StarLink Cache controller"
depends on RISCV depends on RISCV
depends on ARCH_STARFIVE depends on ARCH_STARFIVE
depends on 64BIT
select RISCV_DMA_NONCOHERENT select RISCV_DMA_NONCOHERENT
select RISCV_NONSTANDARD_CACHE_OPS select RISCV_NONSTANDARD_CACHE_OPS
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