RISC-V国际已正式批准SBI v3.0规范（包含MPXY扩展）和RPMI v1.0规范。
目前，大多数RPMI和MPXY驱动程序都集成在OpenSBI中，而Linux仅包含SBI MPXY邮箱控制器驱动、RPMI时钟驱动和RPMI系统MSI驱动。
本系列补丁还为SBI MPXY邮箱控制器驱动和RPMI系统MSI驱动增加了ACPI支持。
https://github.com/riscv-non-isa/riscv-sbi-doc/releases
https://github.com/riscv-non-isa/riscv-rpmi/releases
主要需合入如下补丁
1）mpxy的前置补丁，主要包括acpi支持使用字符串标识符进行设备属性引用、内核基础设施函数的清理和优化
9880702 ACPI: property: Support using strings in reference properties
6db0261 Documentation: ACPI: Use all-string data node references
dbbe7ea dev_printk: add new dev_err_probe() helpers
66a5c40 kernel.h: removed REPEAT_BYTE from kernel.h
38b9baf lib/string: shrink lib/string.i via IWYU
a21cad9 driver core: Split devres APIs to device/devres.h
2）MPXY和RPMI的支持，包含SBI MPXY邮箱控制器驱动、RPMI时钟驱动和RPMI系统MSI驱动，为SBI MPXY邮箱控制器驱动和RPMI系统MSI驱动增加了ACPI支持。
492263f dt-bindings: mailbox: Add bindings for RPMI shared memory transport
581b4da dt-bindings: mailbox: Add bindings for RISC-V SBI MPXY extension
508da38 RISC-V: Add defines for the SBI message proxy extension
340974c mailbox: Add common header for RPMI messages sent via mailbox
6f01c24 byteorder: Add memcpy_to_le32() and memcpy_from_le32()
bf3022a mailbox: Add RISC-V SBI message proxy (MPXY) based mailbox driver
54e184f dt-bindings: clock: Add RPMI clock service message proxy bindings
b385830 dt-bindings: clock: Add RPMI clock service controller bindings
5ba9f52 clk: Add clock driver for the RISC-V RPMI clock service group
a72ab25 dt-bindings: Add RPMI system MSI message proxy bindings
3e6cf38 dt-bindings: Add RPMI system MSI interrupt controller bindings
aa43953 irqchip: Add driver for the RPMI system MSI service group
e121be7 ACPI: property: Refactor acpi_fwnode_get_reference_args() to support nargs_prop
159c86f ACPI: Add support for nargs_prop in acpi_fwnode_get_reference_args()
4215d1c ACPI: scan: Update honor list for RPMI System MSI
694b2ef ACPI: RISC-V: Create interrupt controller list in sorted order
4d185fd ACPI: RISC-V: Add support to update gsi range
bb96fb5 ACPI: RISC-V: Add RPMI System MSI to GSI mapping
3f5d7a5 irqchip/irq-riscv-imsic-early: Export imsic_acpi_get_fwnode()
7e64042 mailbox/riscv-sbi-mpxy: Add ACPI support
4752b0c irqchip/riscv-rpmi-sysmsi: Add ACPI support
f30d7cc RISC-V: Enable GPIO keyboard and event device in RV64 defconfig
67b8766 MAINTAINERS: Add entry for RISC-V RPMI and MPXY drivers
RISC-V国际已正式批准SBI v3.0规范（包含MPXY扩展）和RPMI v1.0规范。
目前，大多数RPMI和MPXY驱动程序都集成在OpenSBI中，而Linux仅包含SBI MPXY邮箱控制器驱动、RPMI时钟驱动和RPMI系统MSI驱动。
本系列补丁还为SBI MPXY邮箱控制器驱动和RPMI系统MSI驱动增加了ACPI支持。
https://github.com/riscv-non-isa/riscv-sbi-doc/releases
https://github.com/riscv-non-isa/riscv-rpmi/releases
主要需合入如下补丁
1）mpxy的前置补丁，主要包括acpi支持使用字符串标识符进行设备属性引用、内核基础设施函数的清理和优化
9880702 ACPI: property: Support using strings in reference properties
6db0261 Documentation: ACPI: Use all-string data node references
dbbe7ea dev_printk: add new dev_err_probe() helpers
66a5c40 kernel.h: removed REPEAT_BYTE from kernel.h
38b9baf lib/string: shrink lib/string.i via IWYU
a21cad9 driver core: Split devres APIs to device/devres.h
2）MPXY和RPMI的支持，包含SBI MPXY邮箱控制器驱动、RPMI时钟驱动和RPMI系统MSI驱动，为SBI MPXY邮箱控制器驱动和RPMI系统MSI驱动增加了ACPI支持。
492263f dt-bindings: mailbox: Add bindings for RPMI shared memory transport
581b4da dt-bindings: mailbox: Add bindings for RISC-V SBI MPXY extension
508da38 RISC-V: Add defines for the SBI message proxy extension
340974c mailbox: Add common header for RPMI messages sent via mailbox
6f01c24 byteorder: Add memcpy_to_le32() and memcpy_from_le32()
bf3022a mailbox: Add RISC-V SBI message proxy (MPXY) based mailbox driver
54e184f dt-bindings: clock: Add RPMI clock service message proxy bindings
b385830 dt-bindings: clock: Add RPMI clock service controller bindings
5ba9f52 clk: Add clock driver for the RISC-V RPMI clock service group
a72ab25 dt-bindings: Add RPMI system MSI message proxy bindings
3e6cf38 dt-bindings: Add RPMI system MSI interrupt controller bindings
aa43953 irqchip: Add driver for the RPMI system MSI service group
e121be7 ACPI: property: Refactor acpi_fwnode_get_reference_args() to support nargs_prop
159c86f ACPI: Add support for nargs_prop in acpi_fwnode_get_reference_args()
4215d1c ACPI: scan: Update honor list for RPMI System MSI
694b2ef ACPI: RISC-V: Create interrupt controller list in sorted order
4d185fd ACPI: RISC-V: Add support to update gsi range
bb96fb5 ACPI: RISC-V: Add RPMI System MSI to GSI mapping
3f5d7a5 irqchip/irq-riscv-imsic-early: Export imsic_acpi_get_fwnode()
7e64042 mailbox/riscv-sbi-mpxy: Add ACPI support
4752b0c irqchip/riscv-rpmi-sysmsi: Add ACPI support
f30d7cc RISC-V: Enable GPIO keyboard and event device in RV64 defconfig
67b8766 MAINTAINERS: Add entry for RISC-V RPMI and MPXY drivers