powerpc: Enable support for ibm,drc-info devtree property

To: linuxppc-dev@lists.ozlabs.org

From: Michael Bringmann <mwb@linux.vnet.ibm.com>

Cc: Michael Bringmann <mwb@linux.vnet.ibm.com>
Cc: nfont@linux.vnet.ibm.com
Subject: [PATCH V6 4/4] powerpc: Enable support for ibm,drc-info devtree property

prom_init.c: Enable support for new DRC device tree property
"ibm,drc-info" in initial handshake between the Linux kernel and
the front end processor.

Signed-off-by: Michael Bringmann <mwb@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index acf4b2e0530cb671df1e80d56927e8650f0c2f84..adf044daafd763a544685b92f60dbe434cc64f90 100644 (file)
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -874,6 +874,7 @@ struct ibm_arch_vec __cacheline_aligned ibm_architecture_vec = {
                .mmu = 0,
                .hash_ext = 0,
                .radix_ext = 0,
+               .byte22 = OV5_FEAT(OV5_DRC_INFO),
        },
 
        /* option vector 6: IBM PAPR hints */