Thread (30 messages) 30 messages, 2 authors, 2020-09-18
STALE2125d REVIEWED: 7 (7M)
Revisions (6)
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[PATCH v2 04/23] dt-bindings: memory: mediatek: Extend LARB_NR_MAX to 32

From: Yong Wu <yong.wu@mediatek.com>
Date: 2020-09-05 08:12:16
Also in: linux-arm-kernel, 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

Extend the max larb number definition as mt8192 has larb_nr over 16.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
---
 include/dt-bindings/memory/mtk-smi-larb-port.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/dt-bindings/memory/mtk-smi-larb-port.h b/include/dt-bindings/memory/mtk-smi-larb-port.h
index 2ec7fe5ce4e9..f4d8e3aed0bc 100644
--- a/include/dt-bindings/memory/mtk-smi-larb-port.h
+++ b/include/dt-bindings/memory/mtk-smi-larb-port.h
@@ -6,10 +6,10 @@
 #ifndef __DTS_MTK_IOMMU_PORT_H_
 #define __DTS_MTK_IOMMU_PORT_H_
 
-#define MTK_LARB_NR_MAX			16
+#define MTK_LARB_NR_MAX			32
 
 #define MTK_M4U_ID(larb, port)		(((larb) << 5) | (port))
-#define MTK_M4U_TO_LARB(id)		(((id) >> 5) & 0xf)
+#define MTK_M4U_TO_LARB(id)		(((id) >> 5) & 0x1f)
 #define MTK_M4U_TO_PORT(id)		((id) & 0x1f)
 
 #endif
-- 
2.18.0
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