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authorPaul Mundt <lethal@linux-sh.org>2009-01-29 18:08:58 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-01-29 18:08:58 +0900
commitf5ad881b425616741bf8696f70b2749abe54a936 (patch)
treefa7c4e3a3230360a27caaecc236ac34f517ddc3f /arch/sh/Kconfig
parent424f59d04d7450555ef2bf1eb4a5e2cd2ecf08cd (diff)
sh: Use SYS_SUPPORTS_CMT for managing CMT timer dependencies.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/Kconfig')
-rw-r--r--arch/sh/Kconfig43
1 files changed, 28 insertions, 15 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 5407e1295e5..5784bcec1a1 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -107,6 +107,9 @@ config SYS_SUPPORTS_NUMA
config SYS_SUPPORTS_PCI
bool
+config SYS_SUPPORTS_CMT
+ bool
+
config STACKTRACE_SUPPORT
def_bool y
@@ -188,6 +191,7 @@ choice
config CPU_SUBTYPE_SH7619
bool "Support SH7619 processor"
select CPU_SH2
+ select SYS_SUPPORTS_CMT
# SH-2A Processor Support
@@ -200,15 +204,18 @@ config CPU_SUBTYPE_SH7203
bool "Support SH7203 processor"
select CPU_SH2A
select CPU_HAS_FPU
+ select SYS_SUPPORTS_CMT
config CPU_SUBTYPE_SH7206
bool "Support SH7206 processor"
select CPU_SH2A
+ select SYS_SUPPORTS_CMT
config CPU_SUBTYPE_SH7263
bool "Support SH7263 processor"
select CPU_SH2A
select CPU_HAS_FPU
+ select SYS_SUPPORTS_CMT
config CPU_SUBTYPE_MXG
bool "Support MX-G processor"
@@ -324,6 +331,7 @@ config CPU_SUBTYPE_SH7723
select CPU_SH4A
select CPU_SHX2
select ARCH_SPARSEMEM_ENABLE
+ select SYS_SUPPORTS_CMT
help
Select SH7723 if you have an SH-MobileR2 CPU.
@@ -362,6 +370,7 @@ config CPU_SUBTYPE_SHX3
config CPU_SUBTYPE_SH7343
bool "Support SH7343 processor"
select CPU_SH4AL_DSP
+ select SYS_SUPPORTS_CMT
config CPU_SUBTYPE_SH7722
bool "Support SH7722 processor"
@@ -369,6 +378,7 @@ config CPU_SUBTYPE_SH7722
select CPU_SHX2
select ARCH_SPARSEMEM_ENABLE
select SYS_SUPPORTS_NUMA
+ select SYS_SUPPORTS_CMT
config CPU_SUBTYPE_SH7366
bool "Support SH7366 processor"
@@ -376,6 +386,7 @@ config CPU_SUBTYPE_SH7366
select CPU_SHX2
select ARCH_SPARSEMEM_ENABLE
select SYS_SUPPORTS_NUMA
+ select SYS_SUPPORTS_CMT
# SH-5 Processor Support
@@ -397,34 +408,36 @@ source "arch/sh/boards/Kconfig"
menu "Timer and clock configuration"
-config SH_TIMER_CMT
- def_bool n
- prompt "CMT support"
- select GENERIC_TIME
- select GENERIC_CLOCKEVENTS
- help
- This enables build of the CMT system timer driver.
-
config SH_TMU
- def_bool y
- prompt "TMU timer support"
+ bool "TMU timer support"
depends on CPU_SH3 || CPU_SH4
+ default y
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
help
This enables the use of the TMU as the system timer.
config SH_CMT
- def_bool y
- prompt "CMT timer support"
- depends on CPU_SH2 && !CPU_SUBTYPE_MXG
+ bool "CMT timer support"
+ depends on SYS_SUPPORTS_CMT
+ default y
help
This enables the use of the CMT as the system timer.
+#
+# Support for the new-style CMT driver. This will replace SH_CMT
+# once its other dependencies are merged.
+#
+config SH_TIMER_CMT
+ bool "CMT clockevents driver"
+ depends on SYS_SUPPORTS_CMT && !SH_CMT
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+
config SH_MTU2
- def_bool n
- prompt "MTU2 timer support"
+ bool "MTU2 timer support"
depends on CPU_SH2A
+ default y
help
This enables the use of the MTU2 as the system timer.