diff options
Diffstat (limited to 'include/dt-bindings/memory/mtk-memory-port.h')
| -rw-r--r-- | include/dt-bindings/memory/mtk-memory-port.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/dt-bindings/memory/mtk-memory-port.h b/include/dt-bindings/memory/mtk-memory-port.h new file mode 100644 index 000000000..2f68a0511 --- /dev/null +++ b/include/dt-bindings/memory/mtk-memory-port.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 MediaTek Inc. + * Author: Yong Wu <yong.wu@mediatek.com> + */ +#ifndef __DT_BINDINGS_MEMORY_MTK_MEMORY_PORT_H_ +#define __DT_BINDINGS_MEMORY_MTK_MEMORY_PORT_H_ + +#define MTK_LARB_NR_MAX 32 + +#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0x1f) +#define MTK_M4U_TO_PORT(id) ((id) & 0x1f) + +#define MTK_IFAIOMMU_PERI_ID(port) MTK_M4U_ID(0, port) + +#endif |