[PATCH v2 11/21] ARM: cpu: remove unnecessary CONFIG_SYS_SUPPORTS_64BIT_KERNEL

[Ahmad Fatoum]

For ARM, SYS_SUPPORTS_64BIT_KERNEL is selected exclusively by symbols
that also select CPU_SUPPORTS_64BIT_KERNEL, so we can drop
SYS_SUPPORTS_64BIT_KERNEL safely.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 arch/arm/Kconfig                 | 4 +---
 arch/arm/cpu/Kconfig             | 3 ---
 arch/arm/mach-imx/Kconfig        | 1 -
 arch/arm/mach-layerscape/Kconfig | 1 -
 arch/arm/mach-rockchip/Kconfig   | 1 -
 5 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 215abd19b553..7c6b65ae4db6 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -277,7 +277,6 @@ config ARCH_ZYNQMP
 	select OFTREE
 	select RELOCATABLE
 	select CPU_SUPPORTS_64BIT_KERNEL
-	select SYS_SUPPORTS_64BIT_KERNEL
 	select HAS_MACB
 
 config ARCH_ARM64_VIRT
@@ -288,7 +287,6 @@ config ARCH_ARM64_VIRT
 	select OFTREE
 	select RELOCATABLE
 	select CPU_SUPPORTS_64BIT_KERNEL
-	select SYS_SUPPORTS_64BIT_KERNEL
 	select ARM_AMBA
 	select BOARD_ARM_VIRT
 	select HW_HAS_PCI
@@ -405,7 +403,7 @@ config 32BIT
 
 config 64BIT
 	bool "64-bit barebox"
-	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
+	depends on CPU_SUPPORTS_64BIT_KERNEL
 	select ARCH_DMA_ADDR_T_64BIT
 	help
 	  Select this option if you want to build a 64-bit barebox.
diff --git a/arch/arm/cpu/Kconfig b/arch/arm/cpu/Kconfig
index 5639d1eeffc3..f3cf2750e9af 100644
--- a/arch/arm/cpu/Kconfig
+++ b/arch/arm/cpu/Kconfig
@@ -158,9 +158,6 @@ config CACHE_L2X0
 config SYS_SUPPORTS_32BIT_KERNEL
 	bool
 
-config SYS_SUPPORTS_64BIT_KERNEL
-	bool
-
 config CPU_SUPPORTS_32BIT_KERNEL
 	bool
 
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 9b9f5a472ef9..9ff549ac8397 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -178,7 +178,6 @@ config ARCH_IMX8M
 	select PINCTRL_IMX_IOMUX_V3
 	select OFTREE
 	select CPU_SUPPORTS_64BIT_KERNEL
-	select SYS_SUPPORTS_64BIT_KERNEL
 	select COMMON_CLK_OF_PROVIDER
 	select ARCH_HAS_FEC_IMX
 	select HW_HAS_PCI
diff --git a/arch/arm/mach-layerscape/Kconfig b/arch/arm/mach-layerscape/Kconfig
index 9ad58eba5575..943a47480830 100644
--- a/arch/arm/mach-layerscape/Kconfig
+++ b/arch/arm/mach-layerscape/Kconfig
@@ -18,7 +18,6 @@ config ARCH_LAYERSCAPE_PPA
 config ARCH_LS1046
 	select CPU_V8
 	select CPU_SUPPORTS_64BIT_KERNEL
-	select SYS_SUPPORTS_64BIT_KERNEL
 	bool
 
 config MACH_LS1046ARDB
diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
index e09c4837d59d..1f3ba706ee9f 100644
--- a/arch/arm/mach-rockchip/Kconfig
+++ b/arch/arm/mach-rockchip/Kconfig
@@ -31,7 +31,6 @@ config ARCH_ROCKCHIP_V8
 	bool
 	select CPU_V8
 	select CPU_SUPPORTS_64BIT_KERNEL
-	select SYS_SUPPORTS_64BIT_KERNEL
 	select ARM_ATF
 	select RELOCATABLE
 
-- 
2.30.2