riscv: Use vendor name for K210 SoC support

Rename configuration options and directories related to the Kendryte
K210 SoC to use the SoC vendor name (canaan) instead of the "kendryte"
branding name.
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>

arch/riscv/Kconfig.socs

@@ -22,21 +22,21 @@ config SOC_VIRT
 	help
 	  This enables support for QEMU Virt Machine.
 
-config SOC_KENDRYTE
-	bool "Kendryte K210 SoC"
+config SOC_CANAAN
+	bool "Canaan Kendryte K210 SoC"
 	depends on !MMU
 	select CLINT_TIMER if RISCV_M_MODE
 	select SERIAL_SIFIVE if TTY
 	select SERIAL_SIFIVE_CONSOLE if TTY
 	select SIFIVE_PLIC
 	help
-	  This enables support for Kendryte K210 SoC platform hardware.
+	  This enables support for Canaan Kendryte K210 SoC platform hardware.
 
-if SOC_KENDRYTE
+if SOC_CANAAN
 
-config SOC_KENDRYTE_K210_DTB_BUILTIN
-	bool "Builtin device tree for the Kendryte K210"
-	depends on SOC_KENDRYTE
+config SOC_CANAAN_K210_DTB_BUILTIN
+	bool "Builtin device tree for the Canaan Kendryte K210"
+	depends on SOC_CANAAN
 	default y
 	select OF
 	select BUILTIN_DTB
@@ -45,13 +45,13 @@ config SOC_KENDRYTE_K210_DTB_BUILTIN
 	  This option should be selected if no bootloader is being used.
 	  If unsure, say Y.
 
-config SOC_KENDRYTE_K210_DTB_SOURCE
-	string "Source file for the Kendryte K210 builtin DTB"
-	depends on SOC_KENDRYTE
-	depends on SOC_KENDRYTE_K210_DTB_BUILTIN
+config SOC_CANAAN_K210_DTB_SOURCE
+	string "Source file for the Canaan Kendryte K210 builtin DTB"
+	depends on SOC_CANAAN
+	depends on SOC_CANAAN_K210_DTB_BUILTIN
 	default "k210"
 	help
-	  Base name (without suffix, relative to arch/riscv/boot/dts/kendryte)
+	  Base name (without suffix, relative to arch/riscv/boot/dts/canaan)
 	  for the DTS file that will be used to produce the DTB linked into the
 	  kernel.
 

arch/riscv/Makefile

@@ -83,7 +83,7 @@ PHONY += vdso_install
 vdso_install:
 	$(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso $@
 
-ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_SOC_KENDRYTE),yy)
+ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_SOC_CANAAN),yy)
 KBUILD_IMAGE := $(boot)/loader.bin
 else
 KBUILD_IMAGE := $(boot)/Image.gz

arch/riscv/boot/dts/Makefile

 # SPDX-License-Identifier: GPL-2.0
 subdir-y += sifive
-subdir-$(CONFIG_SOC_KENDRYTE) += kendryte
+subdir-$(CONFIG_SOC_CANAAN_K210_DTB_BUILTIN) += canaan
 
 obj-$(CONFIG_BUILTIN_DTB) := $(addsuffix /, $(subdir-y))

arch/riscv/boot/dts/canaan/Makefile

+# SPDX-License-Identifier: GPL-2.0
+ifneq ($(CONFIG_SOC_CANAAN_K210_DTB_SOURCE),"")
+dtb-y += $(strip $(shell echo $(CONFIG_SOC_CANAAN_K210_DTB_SOURCE))).dtb
+obj-$(CONFIG_SOC_CANAAN_K210_DTB_BUILTIN) += $(addsuffix .o, $(dtb-y))
+endif

arch/riscv/boot/dts/kendryte/Makefile

-# SPDX-License-Identifier: GPL-2.0
-ifneq ($(CONFIG_SOC_KENDRYTE_K210_DTB_SOURCE),"")
-dtb-y += $(strip $(shell echo $(CONFIG_SOC_KENDRYTE_K210_DTB_SOURCE))).dtb
-obj-$(CONFIG_SOC_KENDRYTE_K210_DTB_BUILTIN) += $(addsuffix .o, $(dtb-y))
-endif

arch/riscv/configs/nommu_k210_defconfig

@@ -27,7 +27,7 @@ CONFIG_EMBEDDED=y
 CONFIG_SLOB=y
 # CONFIG_SLAB_MERGE_DEFAULT is not set
 # CONFIG_MMU is not set
-CONFIG_SOC_KENDRYTE=y
+CONFIG_SOC_CANAAN=y
 CONFIG_MAXPHYSMEM_2GB=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=2

drivers/soc/Kconfig

@@ -6,6 +6,7 @@ source "drivers/soc/amlogic/Kconfig"
 source "drivers/soc/aspeed/Kconfig"
 source "drivers/soc/atmel/Kconfig"
 source "drivers/soc/bcm/Kconfig"
+source "drivers/soc/canaan/Kconfig"
 source "drivers/soc/fsl/Kconfig"
 source "drivers/soc/imx/Kconfig"
 source "drivers/soc/ixp4xx/Kconfig"
@@ -23,6 +24,5 @@ source "drivers/soc/ux500/Kconfig"
 source "drivers/soc/versatile/Kconfig"
 source "drivers/soc/xilinx/Kconfig"
 source "drivers/soc/zte/Kconfig"
-source "drivers/soc/kendryte/Kconfig"
 
 endmenu

drivers/soc/Makefile

@@ -29,4 +29,4 @@ obj-$(CONFIG_ARCH_U8500)	+= ux500/
 obj-$(CONFIG_PLAT_VERSATILE)	+= versatile/
 obj-y				+= xilinx/
 obj-$(CONFIG_ARCH_ZX)		+= zte/
-obj-$(CONFIG_SOC_KENDRYTE)	+= kendryte/
+obj-$(CONFIG_SOC_CANAAN)	+= canaan/

drivers/soc/kendryte/Kconfig → drivers/soc/canaan/Kconfig

 # SPDX-License-Identifier: GPL-2.0
 
-if SOC_KENDRYTE
+if SOC_CANAAN
 
 config K210_SYSCTL
-	bool "Kendryte K210 system controller"
+	bool "Canaan Kendryte K210 SoC system controller"
 	default y
 	depends on RISCV
 	help