From c2ec4604afb39904c01dfe38ca8289c446b898bb Mon Sep 17 00:00:00 2001 From: Chuanhong Guo Date: Tue, 20 Aug 2024 08:32:17 +0800 Subject: [PATCH 1/9] mips: add support for Siflower SF19A2890 Signed-off-by: Chuanhong Guo --- arch/mips/Kconfig | 29 +++++++++++++++++++++++++++++ arch/mips/generic/Platform | 1 + 2 files changed, 30 insertions(+) --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -861,6 +861,35 @@ config SIBYTE_BIGSUR select ZONE_DMA32 if 64BIT select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI +config MACH_SIFLOWER_MIPS + bool "Siflower MIPS SoCs" + select MIPS_GENERIC + select ARM_AMBA + select BOOT_RAW + select CEVT_R4K + select CLKSRC_MIPS_GIC + select COMMON_CLK + select CPU_MIPSR2_IRQ_EI + select CPU_MIPSR2_IRQ_VI + select CSRC_R4K + select DMA_NONCOHERENT + select IRQ_MIPS_CPU + select MIPS_CPU_SCACHE + select MIPS_GIC + select MIPS_L1_CACHE_SHIFT_5 + select NO_EXCEPT_FILL + select SMP_UP if SMP + select SYS_HAS_CPU_MIPS32_R2 + select SYS_SUPPORTS_32BIT_KERNEL + select SYS_SUPPORTS_LITTLE_ENDIAN + select SYS_SUPPORTS_MIPS16 + select SYS_SUPPORTS_MIPS_CPS + select SYS_SUPPORTS_MULTITHREADING + select USE_OF + help + Select this to build a kernel which supports SoCs from Siflower + with MIPS InterAptiv cores, like Siflower SF19A2890. + config SNI_RM bool "SNI RM200/300/400" select ARC_MEMORY --- a/arch/mips/generic/Platform +++ b/arch/mips/generic/Platform @@ -10,6 +10,7 @@ # Note: order matters, keep the asm/mach-generic include last. cflags-$(CONFIG_MACH_INGENIC_SOC) += -I$(srctree)/arch/mips/include/asm/mach-ingenic +cflags-$(CONFIG_MACH_SIFLOWER_MIPS) += -I$(srctree)/arch/mips/include/asm/mach-siflower cflags-$(CONFIG_MIPS_GENERIC) += -I$(srctree)/arch/mips/include/asm/mach-generic load-$(CONFIG_MIPS_GENERIC) += 0xffffffff80100000