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-rw-r--r--DEVELOPERS3
-rw-r--r--arch/Config.in12
-rw-r--r--arch/Config.in.csky46
-rw-r--r--toolchain/Config.in1
4 files changed, 62 insertions, 0 deletions
diff --git a/DEVELOPERS b/DEVELOPERS
index 678a9a9c77..361f902fe5 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -593,6 +593,9 @@ F: package/sdl2/
N: Guillaume William Brs <guillaume.bressaix@gmail.com>
F: package/liquid-dsp/
+N: Guo Ren <ren_guo@c-sky.com>
+F: arch/Config.in.csky
+
N: Gustavo Zacarias <gustavo@zacarias.com.ar>
F: arch/Config.in.powerpc
F: board/qemu/
diff --git a/arch/Config.in b/arch/Config.in
index 7149b2cb31..65a33fbb64 100644
--- a/arch/Config.in
+++ b/arch/Config.in
@@ -85,6 +85,14 @@ config BR2_bfin
http://www.analog.com/
http://en.wikipedia.org/wiki/Blackfin
+config BR2_csky
+ bool "csky"
+ select BR2_ARCH_HAS_MMU_MANDATORY
+ help
+ csky is processor IP from china.
+ http://www.c-sky.com/
+ http://www.github.com/c-sky
+
config BR2_i386
bool "i386"
select BR2_ARCH_HAS_MMU_MANDATORY
@@ -369,6 +377,10 @@ if BR2_bfin
source "arch/Config.in.bfin"
endif
+if BR2_csky
+source "arch/Config.in.csky"
+endif
+
if BR2_m68k
source "arch/Config.in.m68k"
endif
diff --git a/arch/Config.in.csky b/arch/Config.in.csky
new file mode 100644
index 0000000000..7029c6047f
--- /dev/null
+++ b/arch/Config.in.csky
@@ -0,0 +1,46 @@
+choice
+ prompt "Target Architecture Variant"
+ default BR2_ck610
+ help
+ Specific CPU variant to use
+
+config BR2_ck610
+ bool "ck610"
+
+config BR2_ck807
+ bool "ck807"
+
+config BR2_ck810
+ bool "ck810"
+
+endchoice
+
+config BR2_CSKY_FPU
+ bool "Enable FPU coprocessor"
+ depends on BR2_ck810 || BR2_ck807
+ help
+ You can say N here if your C-SKY CPU doesn't have a
+ Floating-Point Coprocessor or if you don't need FPU support
+ for your user-space programs.
+
+config BR2_CSKY_DSP
+ bool "Enable DSP enhanced instructions"
+ depends on BR2_ck810 || BR2_ck807
+
+config BR2_ARCH
+ default "csky"
+
+config BR2_ENDIAN
+ default "LITTLE"
+
+config BR2_GCC_TARGET_CPU
+ default "ck610" if (BR2_ck610 && !BR2_CSKY_FPU && !BR2_CSKY_DSP)
+ default "ck807" if (BR2_ck807 && !BR2_CSKY_FPU && !BR2_CSKY_DSP)
+ default "ck807e" if (BR2_ck807 && !BR2_CSKY_FPU && BR2_CSKY_DSP)
+ default "ck807f" if (BR2_ck807 && BR2_CSKY_FPU && !BR2_CSKY_DSP)
+ default "ck807ef" if (BR2_ck807 && BR2_CSKY_FPU && BR2_CSKY_DSP)
+ default "ck810" if (BR2_ck810 && !BR2_CSKY_FPU && !BR2_CSKY_DSP)
+ default "ck810e" if (BR2_ck810 && !BR2_CSKY_FPU && BR2_CSKY_DSP)
+ default "ck810f" if (BR2_ck810 && BR2_CSKY_FPU && !BR2_CSKY_DSP)
+ default "ck810ef" if (BR2_ck810 && BR2_CSKY_FPU && BR2_CSKY_DSP)
+
diff --git a/toolchain/Config.in b/toolchain/Config.in
index de01585670..652c9d8c1d 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -46,6 +46,7 @@ config BR2_TOOLCHAIN_BUILDROOT
depends on !BR2_bf607
depends on !BR2_bf608
depends on !BR2_bf609
+ depends on !BR2_csky
config BR2_TOOLCHAIN_EXTERNAL
bool "External toolchain"