[openwrt/openwrt] build: add config option KERNEL_MIPS_FPU_EMULATOR

[LEDE Commits]

yousong pushed a commit to openwrt/openwrt.git, branch mips-fpu-emu:
https://git.lede-project.org/82ceb2ad2a155b65979630e774b728310c328be2

commit 82ceb2ad2a155b65979630e774b728310c328be2
Author: Yousong Zhou <yszhou4tech at gmail.com>
AuthorDate: Mon Jan 29 09:40:52 2018 +0800

    build: add config option KERNEL_MIPS_FPU_EMULATOR
    
    To make it more accessible for nodejs users to configure and run a build
    on mips target lacking hardware fpu
    
    Signed-off-by: Yousong Zhou <yszhou4tech at gmail.com>
---
 config/Config-kernel.in                | 5 +++++
 target/linux/lantiq/ase/config-default | 1 -
 target/linux/pistachio/config-4.9      | 1 -
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index fa06b50..f686b4a 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -42,6 +42,11 @@ config KERNEL_DEBUG_FS
 	  write to these files. Many common debugging facilities, such as
 	  ftrace, require the existence of debugfs.
 
+config KERNEL_MIPS_FPU_EMULATOR
+	bool "Compile the kernel with MIPS FPU Emulator"
+	default (TARGET_lantiq_ase || TARGET_pistachio)
+	depends on (mips || mipsel || mips64 || mips64el)
+
 config KERNEL_ARM_PMU
 	bool
 	default n
diff --git a/target/linux/lantiq/ase/config-default b/target/linux/lantiq/ase/config-default
index b802509..0dfd214 100644
--- a/target/linux/lantiq/ase/config-default
+++ b/target/linux/lantiq/ase/config-default
@@ -11,7 +11,6 @@ CONFIG_GPIO_GENERIC_PLATFORM=y
 # CONFIG_ISDN is not set
 # CONFIG_LBDAF is not set
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_MIPS_FPU_EMULATOR=y
 CONFIG_NLS=y
 # CONFIG_PSB6970_PHY is not set
 # CONFIG_RTL8366_SMI is not set
diff --git a/target/linux/pistachio/config-4.9 b/target/linux/pistachio/config-4.9
index a417a6b..86eced4 100644
--- a/target/linux/pistachio/config-4.9
+++ b/target/linux/pistachio/config-4.9
@@ -186,7 +186,6 @@ CONFIG_MIPS_CPS_PM=y
 CONFIG_MIPS_CPU_SCACHE=y
 # CONFIG_MIPS_ELF_APPENDED_DTB is not set
 CONFIG_MIPS_EXTERNAL_TIMER=y
-CONFIG_MIPS_FPU_EMULATOR=y
 CONFIG_MIPS_GIC=y
 # CONFIG_MIPS_HUGE_TLB_SUPPORT is not set
 CONFIG_MIPS_L1_CACHE_SHIFT=5