[PATCH v2 03/23] dt-bindings: memory: mediatek: Add a common larb-port header file
From: Yong Wu <yong.wu@mediatek.com>
Date: 2020-09-05 08:12:06
Also in:
linux-devicetree, linux-iommu, linux-mediatek, lkml
Subsystem:
mediatek iommu driver, memory controller drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Yong Wu, Krzysztof Kozlowski, Rob Herring, Conor Dooley, Linus Torvalds
Put all the macros about smi larb/port togethers, this is a preparing patch for extending LARB_NR and adding new dom-id support. Signed-off-by: Yong Wu <yong.wu@mediatek.com> Acked-by: Rob Herring <robh@kernel.org> --- include/dt-bindings/memory/mt2712-larb-port.h | 2 +- include/dt-bindings/memory/mt6779-larb-port.h | 2 +- include/dt-bindings/memory/mt8173-larb-port.h | 2 +- include/dt-bindings/memory/mt8183-larb-port.h | 2 +- include/dt-bindings/memory/mtk-smi-larb-port.h | 15 +++++++++++++++ 5 files changed, 19 insertions(+), 4 deletions(-) create mode 100644 include/dt-bindings/memory/mtk-smi-larb-port.h
diff --git a/include/dt-bindings/memory/mt2712-larb-port.h b/include/dt-bindings/memory/mt2712-larb-port.h
index 6f9aa7349cef..b6b2c6bf4459 100644
--- a/include/dt-bindings/memory/mt2712-larb-port.h
+++ b/include/dt-bindings/memory/mt2712-larb-port.h@@ -6,7 +6,7 @@ #ifndef __DTS_IOMMU_PORT_MT2712_H #define __DTS_IOMMU_PORT_MT2712_H -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include <dt-bindings/memory/mtk-smi-larb-port.h> #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1
diff --git a/include/dt-bindings/memory/mt6779-larb-port.h b/include/dt-bindings/memory/mt6779-larb-port.h
index 2ad0899fbf2f..60f57f54393e 100644
--- a/include/dt-bindings/memory/mt6779-larb-port.h
+++ b/include/dt-bindings/memory/mt6779-larb-port.h@@ -7,7 +7,7 @@ #ifndef _DTS_IOMMU_PORT_MT6779_H_ #define _DTS_IOMMU_PORT_MT6779_H_ -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include <dt-bindings/memory/mtk-smi-larb-port.h> #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1
diff --git a/include/dt-bindings/memory/mt8173-larb-port.h b/include/dt-bindings/memory/mt8173-larb-port.h
index 9f31ccfeca21..d8c99c946053 100644
--- a/include/dt-bindings/memory/mt8173-larb-port.h
+++ b/include/dt-bindings/memory/mt8173-larb-port.h@@ -6,7 +6,7 @@ #ifndef __DTS_IOMMU_PORT_MT8173_H #define __DTS_IOMMU_PORT_MT8173_H -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include <dt-bindings/memory/mtk-smi-larb-port.h> #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1
diff --git a/include/dt-bindings/memory/mt8183-larb-port.h b/include/dt-bindings/memory/mt8183-larb-port.h
index 2c579f305162..275c095a6fd6 100644
--- a/include/dt-bindings/memory/mt8183-larb-port.h
+++ b/include/dt-bindings/memory/mt8183-larb-port.h@@ -6,7 +6,7 @@ #ifndef __DTS_IOMMU_PORT_MT8183_H #define __DTS_IOMMU_PORT_MT8183_H -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include <dt-bindings/memory/mtk-smi-larb-port.h> #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1
diff --git a/include/dt-bindings/memory/mtk-smi-larb-port.h b/include/dt-bindings/memory/mtk-smi-larb-port.h
new file mode 100644
index 000000000000..2ec7fe5ce4e9
--- /dev/null
+++ b/include/dt-bindings/memory/mtk-smi-larb-port.h@@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 MediaTek Inc. + * Author: Yong Wu <yong.wu@mediatek.com> + */ +#ifndef __DTS_MTK_IOMMU_PORT_H_ +#define __DTS_MTK_IOMMU_PORT_H_ + +#define MTK_LARB_NR_MAX 16 + +#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0xf) +#define MTK_M4U_TO_PORT(id) ((id) & 0x1f) + +#endif
--
2.18.0
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