Merge tag 'xtensa-20250603' of https://github.com/jcmvbkbc/linux-xtensa

Pull xtensa updates from Max Filippov:

 - migrate to the generic rule for built-in DTB

 - cleanups in code and common_defconfig

* tag 'xtensa-20250603' of https://github.com/jcmvbkbc/linux-xtensa:
  arch: xtensa: defconfig: Drop obsolete CONFIG_NET_CLS_TCINDEX
  xtensa: migrate to the generic rule for built-in DTB
  xtensa: ptrace: Remove zero-length alignment array

Author: torvalds

arch/xtensa/Kbuild

@@ -1,2 +1,2 @@
 # SPDX-License-Identifier: GPL-2.0-only
-obj-y += kernel/ mm/ platforms/ boot/dts/
+obj-y += kernel/ mm/ platforms/

arch/xtensa/Kconfig

@@ -20,6 +20,7 @@ config XTENSA
 	select ARCH_USE_QUEUED_SPINLOCKS
 	select ARCH_WANT_IPC_PARSE_VERSION
 	select BUILDTIME_TABLE_SORT
+	select GENERIC_BUILTIN_DTB
 	select CLONE_BACKWARDS
 	select COMMON_CLK
 	select DMA_NONCOHERENT_MMAP if MMU
@@ -462,7 +463,7 @@ config USE_OF
 	help
 	  Include support for flattened device tree machine descriptions.
 
-config BUILTIN_DTB_SOURCE
+config BUILTIN_DTB_NAME
 	string "DTB to build into the kernel image"
 	depends on OF
 

arch/xtensa/boot/dts/Makefile

@@ -7,7 +7,7 @@
 #
 #
 
-obj-$(CONFIG_OF) += $(addsuffix .dtb.o, $(CONFIG_BUILTIN_DTB_SOURCE))
+dtb-$(CONFIG_OF) += $(addsuffix .dtb, $(CONFIG_BUILTIN_DTB_NAME))
 
 # for CONFIG_OF_ALL_DTBS test
 dtb-	:= $(patsubst $(src)/%.dts,%.dtb, $(wildcard $(src)/*.dts))

arch/xtensa/configs/audio_kc705_defconfig

@@ -30,7 +30,7 @@ CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x38000000@0"
 CONFIG_USE_OF=y
-CONFIG_BUILTIN_DTB_SOURCE="kc705"
+CONFIG_BUILTIN_DTB_NAME="kc705"
 # CONFIG_COMPACTION is not set
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 CONFIG_PM=y

arch/xtensa/configs/cadence_csp_defconfig

@@ -34,7 +34,7 @@ CONFIG_HIGHMEM=y
 # CONFIG_PCI is not set
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_USE_OF=y
-CONFIG_BUILTIN_DTB_SOURCE="csp"
+CONFIG_BUILTIN_DTB_NAME="csp"
 # CONFIG_COMPACTION is not set
 CONFIG_XTFPGA_LCD=y
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set

arch/xtensa/configs/common_defconfig

@@ -32,7 +32,6 @@ CONFIG_NET_SCH_TEQL=m
 CONFIG_NET_SCH_TBF=m
 CONFIG_NET_SCH_GRED=m
 CONFIG_NET_SCH_DSMARK=m
-CONFIG_NET_CLS_TCINDEX=m
 CONFIG_NET_CLS_ROUTE4=m
 CONFIG_NET_CLS_FW=m
 CONFIG_NET_CLS_U32=m

arch/xtensa/configs/generic_kc705_defconfig

@@ -29,7 +29,7 @@ CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x38000000@0"
 CONFIG_USE_OF=y
-CONFIG_BUILTIN_DTB_SOURCE="kc705"
+CONFIG_BUILTIN_DTB_NAME="kc705"
 # CONFIG_COMPACTION is not set
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 CONFIG_NET=y

arch/xtensa/configs/nommu_kc705_defconfig

@@ -36,7 +36,7 @@ CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0x9d050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=256M@0x60000000"
 CONFIG_USE_OF=y
-CONFIG_BUILTIN_DTB_SOURCE="kc705_nommu"
+CONFIG_BUILTIN_DTB_NAME="kc705_nommu"
 CONFIG_BINFMT_FLAT=y
 CONFIG_NET=y
 CONFIG_PACKET=y

arch/xtensa/configs/smp_lx200_defconfig

@@ -33,7 +33,7 @@ CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=96M@0"
 CONFIG_USE_OF=y
-CONFIG_BUILTIN_DTB_SOURCE="lx200mx"
+CONFIG_BUILTIN_DTB_NAME="lx200mx"
 # CONFIG_COMPACTION is not set
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 CONFIG_NET=y

arch/xtensa/configs/virt_defconfig

@@ -24,7 +24,7 @@ CONFIG_HIGHMEM=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x80000000@0"
 CONFIG_USE_OF=y
-CONFIG_BUILTIN_DTB_SOURCE="virt"
+CONFIG_BUILTIN_DTB_NAME="virt"
 # CONFIG_PARSE_BOOTPARAM is not set
 CONFIG_JUMP_LABEL=y
 CONFIG_MODULES=y