[MIPS] IP28 support
Add support for SGI IP28 machines (Indigo 2 with R10k CPUs)
This work is mainly based on Peter Fuersts work.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 00d6940..01740ef 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -127,6 +127,7 @@
select ARCH_MAY_HAVE_PC_FDC
select CEVT_R4K
select CSRC_R4K
+ select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
select GENERIC_ISA_DMA
select IRQ_CPU
select I8253
@@ -401,6 +402,7 @@
select BOOT_ELF32
select CEVT_R4K
select CSRC_R4K
+ select DEFAULT_SGI_PARTITION
select DMA_NONCOHERENT
select HW_HAS_EISA
select I8253
@@ -408,6 +410,12 @@
select IP22_CPU_SCACHE
select IRQ_CPU
select GENERIC_ISA_DMA_SUPPORT_BROKEN
+ select SGI_HAS_DS1286
+ select SGI_HAS_I8042
+ select SGI_HAS_INDYDOG
+ select SGI_HAS_SEEQ
+ select SGI_HAS_WD93
+ select SGI_HAS_ZILOG
select SWAP_IO_SPACE
select SYS_HAS_CPU_R4X00
select SYS_HAS_CPU_R5000
@@ -425,6 +433,7 @@
select ARC
select ARC64
select BOOT_ELF64
+ select DEFAULT_SGI_PARTITION
select DMA_IP27
select SYS_HAS_EARLY_PRINTK
select HW_HAS_PCI
@@ -441,6 +450,36 @@
workstations. To compile a Linux kernel that runs on these, say Y
here.
+config SGI_IP28
+ bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ select ARC
+ select ARC64
+ select BOOT_ELF64
+ select CEVT_R4K
+ select CSRC_R4K
+ select DEFAULT_SGI_PARTITION
+ select DMA_NONCOHERENT
+ select GENERIC_ISA_DMA_SUPPORT_BROKEN
+ select IRQ_CPU
+ select HW_HAS_EISA
+ select I8253
+ select I8259
+ select SGI_HAS_DS1286
+ select SGI_HAS_I8042
+ select SGI_HAS_INDYDOG
+ select SGI_HAS_SEEQ
+ select SGI_HAS_WD93
+ select SGI_HAS_ZILOG
+ select SWAP_IO_SPACE
+ select SYS_HAS_CPU_R10000
+ select SYS_HAS_EARLY_PRINTK
+ select SYS_SUPPORTS_64BIT_KERNEL
+ select SYS_SUPPORTS_BIG_ENDIAN
+ help
+ This is the SGI Indigo2 with R10000 processor. To compile a Linux
+ kernel that runs on these, say Y here.
+
config SGI_IP32
bool "SGI IP32 (O2)"
select ARC
@@ -567,6 +606,7 @@
select BOOT_ELF32
select CEVT_R4K
select CSRC_R4K
+ select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
select DMA_NONCOHERENT
select GENERIC_ISA_DMA
select HW_HAS_EISA
@@ -939,6 +979,27 @@
config SERIAL_RM9000
bool
+config SGI_HAS_DS1286
+ bool
+
+config SGI_HAS_INDYDOG
+ bool
+
+config SGI_HAS_SEEQ
+ bool
+
+config SGI_HAS_WD93
+ bool
+
+config SGI_HAS_ZILOG
+ bool
+
+config SGI_HAS_I8042
+ bool
+
+config DEFAULT_SGI_PARTITION
+ bool
+
config ARC32
bool
@@ -948,7 +1009,7 @@
config MIPS_L1_CACHE_SHIFT
int
default "4" if MACH_DECSTATION
- default "7" if SGI_IP27 || SNI_RM
+ default "7" if SGI_IP27 || SGI_IP28 || SNI_RM
default "4" if PMC_MSP4200_EVAL
default "5"
@@ -957,7 +1018,7 @@
config ARC_CONSOLE
bool "ARC console support"
- depends on SGI_IP22 || (SNI_RM && CPU_LITTLE_ENDIAN)
+ depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
config ARC_MEMORY
bool
@@ -966,7 +1027,7 @@
config ARC_PROMLIB
bool
- depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
+ depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
default y
config ARC64