xref: /freebsd/sys/contrib/device-tree/include/dt-bindings/memory/mtk-memory-port.h (revision d5b0e70f7e04d971691517ce1304d86a1e367e2e)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2020 MediaTek Inc.
4  * Author: Yong Wu <yong.wu@mediatek.com>
5  */
6 #ifndef __DT_BINDINGS_MEMORY_MTK_MEMORY_PORT_H_
7 #define __DT_BINDINGS_MEMORY_MTK_MEMORY_PORT_H_
8 
9 #define MTK_LARB_NR_MAX			32
10 
11 #define MTK_M4U_ID(larb, port)		(((larb) << 5) | (port))
12 #define MTK_M4U_TO_LARB(id)		(((id) >> 5) & 0x1f)
13 #define MTK_M4U_TO_PORT(id)		((id) & 0x1f)
14 
15 #define MTK_IFAIOMMU_PERI_ID(port)	MTK_M4U_ID(0, port)
16 
17 #endif
18