1 files changed, 47 insertions, 0 deletions

diff --git a/arch/mips/loongson/Kconfig b/arch/mips/loongson/Kconfig
index 263beb9322a8..7397be226a06 100644
--- a/arch/mips/loongson/Kconfig
+++ b/arch/mips/loongson/Kconfig
@@ -59,6 +59,36 @@ config LEMOTE_MACH2F
 
           These family machines include fuloong2f mini PC, yeeloong2f notebook,
           LingLoong allinone PC and so forth.
+
+config LEMOTE_MACH3A
+        bool "Lemote Loongson 3A family machines"
+        select ARCH_SPARSEMEM_ENABLE
+        select GENERIC_ISA_DMA_SUPPORT_BROKEN
+        select GENERIC_HARDIRQS_NO__DO_IRQ
+        select BOOT_ELF32
+        select BOARD_SCACHE
+        select CSRC_R4K
+        select CEVT_R4K
+        select CPU_HAS_WB
+        select HW_HAS_PCI
+        select ISA
+        select HT_PCI
+        select I8259
+        select IRQ_CPU
+        select NR_CPUS_DEFAULT_4
+        select SYS_HAS_CPU_LOONGSON3
+        select SYS_HAS_EARLY_PRINTK
+        select SYS_SUPPORTS_SMP
+        select SYS_SUPPORTS_HOTPLUG_CPU
+        select SYS_SUPPORTS_64BIT_KERNEL
+        select SYS_SUPPORTS_HIGHMEM
+        select SYS_SUPPORTS_LITTLE_ENDIAN
+        select LOONGSON_MC146818
+        select ZONE_DMA32
+        select LEFI_FIRMWARE_INTERFACE
+        help
+                Lemote Loongson 3A family machines utilize the 3A revision of
+                Loongson processor and RS780/SBX00 chipset.
 endchoice
 
 config CS5536
@@ -86,8 +116,25 @@ config LOONGSON_UART_BASE
         default y
         depends on EARLY_PRINTK || SERIAL_8250
 
+config IOMMU_HELPER
+        bool
+
+config NEED_SG_DMA_LENGTH
+        bool
+
+config SWIOTLB
+        bool "Soft IOMMU Support for All-Memory DMA"
+        default y
+        depends on CPU_LOONGSON3
+        select IOMMU_HELPER
+        select NEED_SG_DMA_LENGTH
+        select NEED_DMA_MAP_STATE
+
 config LOONGSON_MC146818
         bool
         default n
 
+config LEFI_FIRMWARE_INTERFACE
+        bool
+
 endif # MACH_LOONGSON