[PATCH] powerpc: Allow CPU selection of G4/74xx variant

From: Mathieu Malaterre
Date: Mon Jan 14 2019 - 15:13:38 EST


GCC supports -mcpu=G4

This patch gives the opportunity to select ALTIVEC for this variant.

Signed-off-by: Mathieu Malaterre <malat@xxxxxxxxxx>
---
arch/powerpc/platforms/Kconfig.cputype | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 8c7464c3f27f..7c544607ba32 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -153,6 +153,11 @@ config E300C3_CPU
bool "e300c3 (831x)"
depends on PPC_BOOK3S_32

+config G4_CPU
+ bool "G4 (74xx)"
+ depends on PPC_BOOK3S_32
+ select ALTIVEC
+
endchoice

config TARGET_CPU_BOOL
@@ -171,6 +176,7 @@ config TARGET_CPU
default "860" if 860_CPU
default "e300c2" if E300C2_CPU
default "e300c3" if E300C3_CPU
+ default "G4" if G4_CPU

config PPC_BOOK3S
def_bool y
--
2.19.2