From e21b03cf8b0d6c846c8b72f24a55b47a2defcb58 Mon Sep 17 00:00:00 2001
From: "qiankun.wang" <qiankun.wang@amlogic.com>
Date: Thu, 11 May 2023 14:32:52 +0800
Subject: [PATCH] config: Add CONFIG_AMLOGIC_LINUX_S_OPTIMIZE for kernel size
 optimize. [1/1]

PD#SWPL-114632

Problem:
Kernel size is too big

Solution:
Remove some CONFIGs

Verify:
c3 pass

Change-Id: I259aa858e541cd18400c94abea5b2bb447720fbf
Signed-off-by: qiankun.wang <qiankun.wang@amlogic.com>
---
 arch/arm/Kconfig    | 16 +++++++++++-----
 arch/arm/mm/Kconfig |  2 +-
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9fa400cffa7d..11601f537c14 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -130,7 +130,7 @@ config ARM
 	select PERF_USE_VMALLOC
 	select RTC_LIB
 	select SYS_SUPPORTS_APM_EMULATION
-	select TRACE_IRQFLAGS_SUPPORT if !CPU_V7M
+	select TRACE_IRQFLAGS_SUPPORT if !CPU_V7M && !AMLOGIC_LINUX_S_OPTIMIZE
 	# Above selects are sorted alphabetically; please add new ones
 	# according to that.  Thanks.
 	help
@@ -141,6 +141,12 @@ config ARM
 	  Europe.  There is an ARM Linux project with a web page at
 	  <http://www.arm.linux.org.uk/>.
 
+config AMLOGIC_LINUX_S_OPTIMIZE
+	bool "linux kernel size optimize"
+	default n
+	help
+	  Amlogic linux kernel size optimize
+
 config ARM_HAS_SG_CHAIN
 	bool
 
@@ -567,12 +573,12 @@ config ARCH_VIRT
 	depends on ARCH_MULTI_V7
 	select ARM_AMBA
 	select ARM_GIC
-	select ARM_GIC_V2M if PCI
-	select ARM_GIC_V3
-	select ARM_GIC_V3_ITS if PCI
+	select ARM_GIC_V2M if PCI && !AMLOGIC_LINUX_S_OPTIMIZE
+	select ARM_GIC_V3 if !AMLOGIC_LINUX_S_OPTIMIZE
+	select ARM_GIC_V3_ITS if PCI && !AMLOGIC_LINUX_S_OPTIMIZE
 	select ARM_PSCI
 	select HAVE_ARM_ARCH_TIMER
-	select ARCH_SUPPORTS_BIG_ENDIAN
+	select ARCH_SUPPORTS_BIG_ENDIAN if !AMLOGIC_LINUX_S_OPTIMIZE
 
 #
 # This is sorted alphabetically by mach-* pathname.  However, plat-*
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index f43cdc1cfbae..d24d71b8dcbe 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -415,7 +415,7 @@ config CPU_V7
 	select CPU_CP15_MPU if !MMU
 	select CPU_HAS_ASID if MMU
 	select CPU_PABRT_V7
-	select CPU_SPECTRE if MMU
+	select CPU_SPECTRE if MMU && !AMLOGIC_LINUX_S_OPTIMIZE
 	select CPU_THUMB_CAPABLE
 	select CPU_TLB_V7 if MMU