diff options
Diffstat (limited to 'arch/riscv/Kconfig')
| -rw-r--r-- | arch/riscv/Kconfig | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 3c3647ac33cb..216ad37cde55 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -206,6 +206,20 @@ config PGTABLE_LEVELS config LOCKDEP_SUPPORT def_bool y +config RISCV_UNCACHED_OFFSET + hex "Base address of uncached alias" + default 0xF80000000 if ARCH_HAS_DMA_SET_UNCACHED && SOC_STARFIVE_VIC7100 + default 0 if !ARCH_HAS_DMA_SET_UNCACHED + +config RISCV_DMA_NONCOHERENT + bool + select ARCH_HAS_DMA_PREP_COHERENT + select ARCH_HAS_SYNC_DMA_FOR_DEVICE + select ARCH_HAS_SYNC_DMA_FOR_CPU + select ARCH_HAS_DMA_SET_UNCACHED + select ARCH_HAS_DMA_CLEAR_UNCACHED + select ARCH_HAS_SETUP_DMA_OPS + source "arch/riscv/Kconfig.socs" source "arch/riscv/Kconfig.erratas" |