270950b49d
With loongarch 7A1000 manual, irq number supported can be set in PCH_PIC_INT_ID_HI register. This patch adds irq number property for loongarch_pch_pic, so that virt machine can set different irq number when pch_pic intc is added. Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn> Reviewed-by: Song Gao <gaosong@loongson.cn> Message-Id: <20230104020518.2564263-3-zhaotianrui@loongson.cn> Signed-off-by: Song Gao <gaosong@loongson.cn>