On Fri, Mar 27, 2026 at 02:11:15PM +0000, Uros Stajic wrote: > From: Chao-ying Fu <[email protected]> > > Add initial platform support for the P8700-F, a high-performance > multi-core RV64GC SoC with optional multi-cluster configuration and > hardware multithreading. > > This patch introduces the initial platform code necessary to support > the P8700 CPU in U-Boot. > > Signed-off-by: Chao-ying Fu <[email protected]> > Signed-off-by: Uros Stajic <[email protected]> > --- > arch/riscv/Kconfig | 8 ++ > arch/riscv/cpu/p8700/Kconfig | 14 +++ > arch/riscv/cpu/p8700/Makefile | 8 ++ > arch/riscv/cpu/p8700/cache.c | 93 +++++++++++++++++++ > arch/riscv/cpu/p8700/cpu.c | 105 ++++++++++++++++++++++ > arch/riscv/cpu/p8700/dram.c | 37 ++++++++ > arch/riscv/cpu/p8700/p8700.c | 12 +++ > arch/riscv/include/asm/arch-p8700/p8700.h | 101 +++++++++++++++++++++ > 8 files changed, 378 insertions(+) > create mode 100644 arch/riscv/cpu/p8700/Kconfig > create mode 100644 arch/riscv/cpu/p8700/Makefile > create mode 100644 arch/riscv/cpu/p8700/cache.c > create mode 100644 arch/riscv/cpu/p8700/cpu.c > create mode 100644 arch/riscv/cpu/p8700/dram.c > create mode 100644 arch/riscv/cpu/p8700/p8700.c > create mode 100644 arch/riscv/include/asm/arch-p8700/p8700.h > > diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig > index 79867656b15..9e2cbe775d2 100644 > --- a/arch/riscv/Kconfig > +++ b/arch/riscv/Kconfig > @@ -132,6 +132,7 @@ source "arch/riscv/cpu/jh7110/Kconfig" > source "arch/riscv/cpu/k1/Kconfig" > source "arch/riscv/cpu/k230/Kconfig" > source "arch/riscv/cpu/th1520/Kconfig" > +source "arch/riscv/cpu/p8700/Kconfig" > > # architecture-specific options below > > @@ -442,6 +443,13 @@ config SBI > bool > default y if RISCV_SMODE || SPL_RISCV_SMODE > > +config RISCV_CM_BASE > + hex "RISCV CM Base Address" > + default 0x16100000 > + help > + The physical base address at which to map the Coherence Manager > + Global Configuration Registers (GCRs). > +
Sorry for not raising this earlier: this sounds like a MIPS-specific component, would it make sense to move it into a MIPS/P8700-specific header? For example, arch/riscv/cpu/p8700/Kconfig. > choice > prompt "SBI support" > default SBI_V02 Regards, Yao Zi
