Merge https://source.denx.de/u-boot/custodians/u-boot-sh

configs/r8a77990_ebisu_defconfig

configs/rcar3_salvator-x_defconfig

configs/rcar3_ulcb_defconfig

drivers/clk/renesas/r8a7790-cpg-mssr.c

drivers/clk/renesas/r8a7791-cpg-mssr.c

drivers/clk/renesas/r8a7794-cpg-mssr.c

drivers/clk/renesas/r8a7795-cpg-mssr.c

drivers/clk/renesas/r8a7796-cpg-mssr.c

drivers/clk/renesas/r8a77965-cpg-mssr.c

drivers/clk/renesas/r8a77970-cpg-mssr.c

drivers/clk/renesas/r8a77980-cpg-mssr.c

drivers/clk/renesas/r8a77990-cpg-mssr.c

drivers/clk/renesas/r8a77995-cpg-mssr.c

include/configs/ebisu.h

include/configs/salvator-x.h

include/configs/ulcb.h