With the latest 7A1000 user manual, interrupt status register ISR is
read only. Here discard write operation with ISR register.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
---
 hw/intc/loongarch_pch_pic.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/hw/intc/loongarch_pch_pic.c b/hw/intc/loongarch_pch_pic.c
index 70cd41b5e2..421ede7bee 100644
--- a/hw/intc/loongarch_pch_pic.c
+++ b/hw/intc/loongarch_pch_pic.c
@@ -234,12 +234,6 @@ static void loongarch_pch_pic_high_writew(void *opaque, hwaddr addr,
     trace_loongarch_pch_pic_high_writew(size, addr, data);
 
     switch (addr) {
-    case PCH_PIC_INT_STATUS:
-        s->intisr = get_writew_val(s->intisr, data, 0);
-        break;
-    case PCH_PIC_INT_STATUS + 4:
-        s->intisr = get_writew_val(s->intisr, data, 1);
-        break;
     case PCH_PIC_INT_POL:
         s->int_polarity = get_writew_val(s->int_polarity, data, 0);
         break;
-- 
2.39.3