Merge tag 'arc-4.20-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

Pull ARC fixes/updates from Vineet Gupta

 - Missing reads{x}()/writes{x}() getting in the way of some drivers [Jose Abreu]

 - Builds defaulting to ARCv2 ISA based configsa [Kevin Hilman]

 - Misc fixes

* tag 'arc-4.20-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  ARC: io.h: Implement reads{x}()/writes{x}()
  ARC: change defconfig defaults to ARCv2
  arc: [devboards] Add support of NFSv3 ACL
  ARC: mm: fix uninitialised signal code in do_page_fault
  ARC: [plat-hsdk] Enable DW APB GPIO support
  ARCv2: boot log unaligned access in use
  ARC: IOC: panic if kernel was started with previously enabled IOC
  ARC: remove redundant 'default n' from Kconfig

1 files changed, 1 insertions, 12 deletions

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index c9e2a1323536..6dd783557330 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -109,7 +109,7 @@ endmenu
 
 choice
 	prompt "ARC Instruction Set"
-	default ISA_ARCOMPACT
+	default ISA_ARCV2
 
 config ISA_ARCOMPACT
 	bool "ARCompact ISA"
@@ -176,13 +176,11 @@ endchoice
 
 config CPU_BIG_ENDIAN
 	bool "Enable Big Endian Mode"
-	default n
 	help
 	  Build kernel for Big Endian Mode of ARC CPU
 
 config SMP
 	bool "Symmetric Multi-Processing"
-	default n
 	select ARC_MCIP if ISA_ARCV2
 	help
 	  This enables support for systems with more than one CPU.
@@ -254,7 +252,6 @@ config ARC_CACHE_PAGES
 config ARC_CACHE_VIPT_ALIASING
 	bool "Support VIPT Aliasing D$"
 	depends on ARC_HAS_DCACHE && ISA_ARCOMPACT
-	default n
 
 endif	#ARC_CACHE
 
@@ -262,7 +259,6 @@ config ARC_HAS_ICCM
 	bool "Use ICCM"
 	help
 	  Single Cycle RAMS to store Fast Path Code
-	default n
 
 config ARC_ICCM_SZ
 	int "ICCM Size in KB"
@@ -273,7 +269,6 @@ config ARC_HAS_DCCM
 	bool "Use DCCM"
 	help
 	  Single Cycle RAMS to store Fast Path Data
-	default n
 
 config ARC_DCCM_SZ
 	int "DCCM Size in KB"
@@ -366,13 +361,11 @@ if ISA_ARCOMPACT
 
 config ARC_COMPACT_IRQ_LEVELS
 	bool "Setup Timer IRQ as high Priority"
-	default n
 	# if SMP, LV2 enabled ONLY if ARC implementation has LV2 re-entrancy
 	depends on !SMP
 
 config ARC_FPU_SAVE_RESTORE
 	bool "Enable FPU state persistence across context switch"
-	default n
 	help
 	  Double Precision Floating Point unit had dedicated regs which
 	  need to be saved/restored across context-switch.
@@ -453,7 +446,6 @@ config HIGHMEM
 
 config ARC_HAS_PAE40
 	bool "Support for the 40-bit Physical Address Extension"
-	default n
 	depends on ISA_ARCV2
 	select HIGHMEM
 	select PHYS_ADDR_T_64BIT
@@ -496,7 +488,6 @@ config HZ
 
 config ARC_METAWARE_HLINK
 	bool "Support for Metaware debugger assisted Host access"
-	default n
 	help
 	  This options allows a Linux userland apps to directly access
 	  host file system (open/creat/read/write etc) with help from
@@ -524,13 +515,11 @@ config ARC_DW2_UNWIND
 
 config ARC_DBG_TLB_PARANOIA
 	bool "Paranoia Checks in Low Level TLB Handlers"
-	default n
 
 endif
 
 config ARC_UBOOT_SUPPORT
 	bool "Support uboot arg Handling"
-	default n
 	help
 	  ARC Linux by default checks for uboot provided args as pointers to
 	  external cmdline or DTB. This however breaks in absence of uboot,