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>

diff --git a/xen/arch/arm/gic-v2.c b/xen/arch/arm/gic-v2.c
index cfefb3940bac7d1bf511d2976af78de5ffd55f44..1a639e0057b374ec64ab9d76f0a2ce502fbdc605 100644 (file)
--- 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)