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Subject[PATCH V3 3/5] MIPS: Add Makefile and Kconfig for Loongson1B
Date
From: Kelvin Cheung <keguang.zhang@gmail.com>

This patch adds Makefile and Kconfig related to Loongson1B.

Signed-off-by: Kelvin Cheung <keguang.zhang@gmail.com>
---
arch/mips/Kbuild.platforms | 1 +
arch/mips/Kconfig | 31 +++++++++++++++++++++++++++++++
arch/mips/loongson1/Kconfig | 21 +++++++++++++++++++++
arch/mips/loongson1/Makefile | 11 +++++++++++
arch/mips/loongson1/Platform | 7 +++++++
arch/mips/loongson1/common/Makefile | 5 +++++
arch/mips/loongson1/ls1b/Makefile | 5 +++++
7 files changed, 81 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/loongson1/Kconfig
create mode 100644 arch/mips/loongson1/Makefile
create mode 100644 arch/mips/loongson1/Platform
create mode 100644 arch/mips/loongson1/common/Makefile
create mode 100644 arch/mips/loongson1/ls1b/Makefile
diff --git a/arch/mips/Kbuild.platforms b/arch/mips/Kbuild.platforms
index 5ce8029..d64786d 100644
--- a/arch/mips/Kbuild.platforms
+++ b/arch/mips/Kbuild.platforms
@@ -14,6 +14,7 @@ platforms += jz4740
platforms += lantiq
platforms += lasat
platforms += loongson
+platforms += loongson1
platforms += mipssim
platforms += mti-malta
platforms += netlogic
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d9b8ea8..4c6ad4f 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -262,6 +262,17 @@ config MACH_LOONGSON
Chinese Academy of Sciences (CAS) in the People's Republic
of China. The chief architect is Professor Weiwu Hu.

+config MACH_LOONGSON1
+ bool "Loongson1 family of machines"
+ select SYS_SUPPORTS_ZBOOT
+ help
+ This enables the support of Loongson1 family of machines.
+
+ Loongson1 is a family of 32-bit MIPS-compatible SoCs.
+ developed at Institute of Computing Technology (ICT),
+ Chinese Academy of Sciences (CAS) in the People's Republic
+ of China.
+
config MIPS_MALTA
bool "MIPS Malta board"
select ARCH_MAY_HAVE_PC_FDC
@@ -808,6 +819,7 @@ source "arch/mips/txx9/Kconfig"
source "arch/mips/vr41xx/Kconfig"
source "arch/mips/cavium-octeon/Kconfig"
source "arch/mips/loongson/Kconfig"
+source "arch/mips/loongson1/Kconfig"
source "arch/mips/netlogic/Kconfig"

endmenu
@@ -1201,6 +1213,14 @@ config CPU_LOONGSON2F
have a similar programming interface with FPGA northbridge used in
Loongson2E.

+config CPU_LOONGSON1B
+ bool "Loongson 1B"
+ depends on SYS_HAS_CPU_LOONGSON1B
+ select CPU_LOONGSON1
+ help
+ The Loongson 1B is a 32-bit SoC, which implements the MIPS32
+ release 2 instruction set.
+
config CPU_MIPS32_R1
bool "MIPS32 Release 1"
depends on SYS_HAS_CPU_MIPS32_R1
@@ -1529,6 +1549,14 @@ config CPU_LOONGSON2
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM

+config CPU_LOONGSON1
+ bool
+ select CPU_MIPS32
+ select CPU_MIPSR2
+ select CPU_HAS_PREFETCH
+ select CPU_SUPPORTS_32BIT_KERNEL
+ select CPU_SUPPORTS_HIGHMEM
+
config SYS_HAS_CPU_LOONGSON2E
bool

@@ -1538,6 +1566,9 @@ config SYS_HAS_CPU_LOONGSON2F
select CPU_SUPPORTS_ADDRWINCFG if 64BIT
select CPU_SUPPORTS_UNCACHED_ACCELERATED

+config SYS_HAS_CPU_LOONGSON1B
+ bool
+
config SYS_HAS_CPU_MIPS32_R1
bool

diff --git a/arch/mips/loongson1/Kconfig b/arch/mips/loongson1/Kconfig
new file mode 100644
index 0000000..237fa21
--- /dev/null
+++ b/arch/mips/loongson1/Kconfig
@@ -0,0 +1,21 @@
+if MACH_LOONGSON1
+
+choice
+ prompt "Machine Type"
+
+config LOONGSON1_LS1B
+ bool "Loongson LS1B board"
+ select CEVT_R4K
+ select CSRC_R4K
+ select SYS_HAS_CPU_LOONGSON1B
+ select DMA_NONCOHERENT
+ select BOOT_ELF32
+ select IRQ_CPU
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select SYS_SUPPORTS_HIGHMEM
+ select SYS_HAS_EARLY_PRINTK
+
+endchoice
+
+endif # MACH_LOONGSON1
diff --git a/arch/mips/loongson1/Makefile b/arch/mips/loongson1/Makefile
new file mode 100644
index 0000000..e9123c2
--- /dev/null
+++ b/arch/mips/loongson1/Makefile
@@ -0,0 +1,11 @@
+#
+# Common code for all Loongson1 based systems
+#
+
+obj-$(CONFIG_MACH_LOONGSON1) += common/
+
+#
+# Loongson LS1B board
+#
+
+obj-$(CONFIG_LOONGSON1_LS1B) += ls1b/
diff --git a/arch/mips/loongson1/Platform b/arch/mips/loongson1/Platform
new file mode 100644
index 0000000..92804c6
--- /dev/null
+++ b/arch/mips/loongson1/Platform
@@ -0,0 +1,7 @@
+cflags-$(CONFIG_CPU_LOONGSON1) += \
+ $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
+ -Wa,-mips32r2 -Wa,--trap
+
+platform-$(CONFIG_MACH_LOONGSON1) += loongson1/
+cflags-$(CONFIG_MACH_LOONGSON1) += -I$(srctree)/arch/mips/include/asm/mach-loongson1
+load-$(CONFIG_LOONGSON1_LS1B) += 0xffffffff80010000
diff --git a/arch/mips/loongson1/common/Makefile b/arch/mips/loongson1/common/Makefile
new file mode 100644
index 0000000..b279770
--- /dev/null
+++ b/arch/mips/loongson1/common/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for common code of loongson1 based machines.
+#
+
+obj-y += clock.o irq.o platform.o prom.o reset.o setup.o
diff --git a/arch/mips/loongson1/ls1b/Makefile b/arch/mips/loongson1/ls1b/Makefile
new file mode 100644
index 0000000..891eac4
--- /dev/null
+++ b/arch/mips/loongson1/ls1b/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for loongson1B based machines.
+#
+
+obj-y += board.o
--
1.7.1


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