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- Update to opensbi 1.5.1
  * Save/restore menvcfg only when it exists
  * Adjust Sscofpmf mhpmevent mask for upper 8 bits
  * Fix potential NULL pointer dereferences in SBI DBTR
  * Fix incorrect size passed to sbi_zalloc() in SBI FWFT
  * Check result of pmp_get() in is_pmp_entry_mapped()

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- Update to opensbi 1.5
  * SBI debug triggers (DBTR) extension (Experimental)
  * Support to specify coldboot harts in DT
  * Relocatable FW_JUMP_ADDR and FW_JUMP_FDT_ADDR
  * Smcsrind and Smcdeleg extensions support
  * SBIUnit testing framework
  * Initial domain context management support
  * Platform specific load/store emulation callbacks
  * New trap context
  * Improved sbi_trap_error() to dump state in a nested trap
  * SBI supervisor software events (SSE) extension (Experimental)
  * Simplified wait_for_coldboot() implementation
  * Early wakeup of non-coldboot HART in the coldboot path
  * Sophgo CV18XX/SG200X series support
  * APLIC delegation DT property fix
  * Svade and Svadu extensions support
  * SBI firmware features (FWFT) extension (Experimental)

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- Update to opensbi 1.4
  * Synopsys DesignWare APB GPIO driver
  * Zicntr and Zihpm support
  * Console print improvements
  * Smepmp support
  * Simple FDT based syscon regmap driver
  * Syscon based reboot and poweroff driver
  * Non-contiguous hpm counters
  * Smcntrpmf support
  * Full sparse hartid support
  * IPI improvements
  * RFENCE improvements
  * Zkr support
  * Andes custom PMU support

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- Update to opensbi 1.3.1
  * ACLINT driver fix for disabled CPUs
  * SBI PMU fix for out-of-bound access
  * Designware GPIO driver

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- Update to opensbi 1.3
  * Allow platform to influence cold boot HART selection
  * Starfive JH7110 platform support
  * Split RX and RW firmware regions
  * Advertise nonretentive suspend for allwinner D1 platform
  * Byteorder/endianness conversion macros
  * SBI debug console extension (Experimental)
  * Configure the PMA regions for RZ/Five platform
  * SBI system suspend extension (Experimental)
  * SBI PMU platform firmware events (Experimental)
  * SBI CPPC extension (Experimental)
  * Optimized remote TLB flushes
  * Simple heap for boot time memory allocations
  * Bring back no-map DT property for reserved memory nodes

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- Update to opensbi 1.2
  * RISC-V AIA v1.0.0 support
  * Cadence UART driver
  * Platform specific PMU device operations
  * Trap handling improvements for platforms with H-extension
  * Semihosting support
  * T-HEAD C9XX PMU and CLINT support
  * FDT based drivers for Andes AE350 platform
  * Andes AE350 platform improvements
  * Allow enabling/disabling of SBI extensions via Kconfig
  * Renesas SCIF serial driver
  * Renesas RZ/Five platform support

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- Update to opensbi 1.0
  * SBI PMU improvements
  * RISC-V AIA v0.3.0 draft support
  * Simple external interrupt handling framework
  * Xilinx UART-Lite driver
  * RISC-V privilege specification v1.12 support
  * RISC-V Svpbmt extension support
  * RISC-V Smstateen extension support
  * RISC-V Sstc extension support
  * RISC-V privilege specification version detection
  * Platform callback to populate HART extensions
  * Compile time C arrays support
  * Probing FDT based drivers using compile time C arrays
  * SBI HSM improvements
  * Allwinner D1 platform support
  * Trap redirection improvements related to [m|h]tinst CSR
  * SBI v1.0 specification support

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- Update to opensbi 1.0
  * SBI HSM suspend as defined by SBI v0.3 specification
  * Position independent execution for firmware
  * Ticket based spinlocks
  * Simplified / reduced platform callbacks
  * ACLINT MTIMER and MSWI support
  * SBI PMU extension as defined by SBI v0.3 specification
  * Simple FDT based GPIO driver framework
  * Improved reset driver framework along with various reset drivers
  * Generic timer delay loop APIs
  * RISC-V Sscofpmf extension support
  * Simple FDT based I2C driver framework along with SiFive I2C driver
  * UART drivers for Gaisler and LiteX platforms

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- Drop sifivefu540 flavor

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- Update to opensbi 0.9
  * Optimized trap handler for both RV32 and RV64
  * Domain support for system-level partitioning
  * Device tree based domain configuration
  * SBI v0.3 SRST extension
  * More detailed boot-time prints

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baserev update by copy to link target

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