[PATCH V6 4/4] powerpc: Enable support for ibm,drc-info devtree property

Michael Bringmann mwb at linux.vnet.ibm.com
Sat Dec 2 10:19:55 AEDT 2017


To: linuxppc-dev at lists.ozlabs.org

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

Cc: Michael Bringmann <mwb at linux.vnet.ibm.com>
Cc: nfont at 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 at linux.vnet.ibm.com>
---
 arch/powerpc/kernel/prom_init.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 02190e9..f962908 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -873,6 +873,7 @@ 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 */



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