From a91fce8c262d9cb3bc5141606f5f98a9832e0c67 Mon Sep 17 00:00:00 2001
From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>
Date: Fri, 10 Apr 2015 16:21:10 +1000
Subject: [PATCH] xen/arm: Don't write to GICH_MISR

GICH_MISR is read-only in GICv2.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Julien Grall <julien.grall@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
---
 xen/arch/arm/gic-v2.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/xen/arch/arm/gic-v2.c b/xen/arch/arm/gic-v2.c
index cfefb3940b..1a639e0057 100644
--- a/xen/arch/arm/gic-v2.c
+++ b/xen/arch/arm/gic-v2.c
@@ -345,8 +345,6 @@ static void __cpuinit gicv2_hyp_init(void)
     vtr = readl_gich(GICH_VTR);
     nr_lrs  = (vtr & GICH_V2_VTR_NRLRGS) + 1;
     gicv2_info.nr_lrs = nr_lrs;
-
-    writel_gich(GICH_MISR_EOI, GICH_MISR);
 }
 
 static void __cpuinit gicv2_hyp_disable(void)
-- 
2.30.2