hw/loongarch: fdt adds pch_pic Controller

fdt adds pch pic controller, we use 'loongson,pch-pic-1.0'

See:
https://github.com/torvalds/linux/blob/v6.7/drivers/irqchip/irq-loongson-pch-pic.c
https://lore.kernel.org/r/20200528152757.1028711-4-jiaxun.yang@flygoat.com

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-Id: <20240426091551.2397867-13-gaosong@loongson.cn>
2 files changed