[PATCH v2,1/5] powerpc: 85xx: make FSL_85XX_CACHE_SRAM configurable

From: Wang Wenhu
Date: Wed Apr 15 2020 - 11:26:01 EST


Enable FSL_85XX_CACHE_SRAM selection. On e500 platforms, the cache
could be configured and used as a piece of SRAM which is hignly
friendly for some user level application performances.

Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Christophe Leroy <christophe.leroy@xxxxxx>
Cc: Scott Wood <oss@xxxxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
Signed-off-by: Wang Wenhu <wenhu.wang@xxxxxxxx>
---
Changes since v1:
* None
---
arch/powerpc/platforms/85xx/Kconfig | 2 +-
arch/powerpc/platforms/Kconfig.cputype | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index fa3d29dcb57e..6debb4f1b9cc 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -17,7 +17,7 @@ if FSL_SOC_BOOKE
if PPC32

config FSL_85XX_CACHE_SRAM
- bool
+ bool "Freescale 85xx Cache-Sram"
select PPC_LIB_RHEAP
help
When selected, this option enables cache-sram support
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 0c3c1902135c..1921e9a573e8 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
config PPC32
- bool
+ bool "32-bit kernel"
default y if !PPC64
select KASAN_VMALLOC if KASAN && MODULES

@@ -15,6 +15,7 @@ config PPC_BOOK3S_32
bool

menu "Processor support"
+
choice
prompt "Processor Type"
depends on PPC32
@@ -211,9 +212,9 @@ config PPC_BOOK3E
depends on PPC_BOOK3E_64

config E500
+ bool "e500 Support"
select FSL_EMB_PERFMON
select PPC_FSL_BOOK3E
- bool

config PPC_E500MC
bool "e500mc Support"
--
2.17.1