From 02ef6dd8109b581343ebeb1c4c973513682535d6 Mon Sep 17 00:00:00 2001
From: Michael Bringmann <mwb@linux.vnet.ibm.com>
Date: Fri, 1 Dec 2017 17:19:55 -0600
Subject: [PATCH] powerpc: Enable support for ibm,drc-info devtree property
References: FATE#326955 bsc#1157480 ltc#181028
Patch-mainline: v4.16-rc1
Git-commit: 02ef6dd8109b581343ebeb1c4c973513682535d6
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>
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
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 acf4b2e0530c..adf044daafd7 100644
--- 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 */
--
2.23.0