linux-kernel - [PATCH 03/13] dt-bindings: interconnect: mt8183-emi: Add support for MT8196 EMI

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Message-Id: <20251114-mt8196-dvfsrc-v1-3-b956d4631468@collabora.com>
Date: Fri, 14 Nov 2025 17:53:57 +0100
From: Nicolas Frattaroli <nicolas.frattaroli@...labora.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Henry Chen <henryc.chen@...iatek.com>, Georgi Djakov <djakov@...nel.org>
Cc: kernel@...labora.com, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-mediatek@...ts.infradead.org, linux-pm@...r.kernel.org, 
 Nicolas Frattaroli <nicolas.frattaroli@...labora.com>
Subject: [PATCH 03/13] dt-bindings: interconnect: mt8183-emi: Add support
 for MT8196 EMI

From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Add a new compatible for the External Memory Interface Interconnect
found on the MediaTek MT8196 Chromebook SoC.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../bindings/interconnect/mediatek,mt8183-emi.yaml |  1 +
 include/dt-bindings/interconnect/mediatek,mt8196.h | 48 ++++++++++++++++++++++
 2 files changed, 49 insertions(+)

diff --git a/Documentation/devicetree/bindings/interconnect/mediatek,mt8183-emi.yaml b/Documentation/devicetree/bindings/interconnect/mediatek,mt8183-emi.yaml
index 017c8478b2a7..1fb8ccb558fb 100644
--- a/Documentation/devicetree/bindings/interconnect/mediatek,mt8183-emi.yaml
+++ b/Documentation/devicetree/bindings/interconnect/mediatek,mt8183-emi.yaml
@@ -40,6 +40,7 @@ properties:
     enum:
       - mediatek,mt8183-emi
       - mediatek,mt8195-emi
+      - mediatek,mt8196-emi
 
   '#interconnect-cells':
     const: 1
diff --git a/include/dt-bindings/interconnect/mediatek,mt8196.h b/include/dt-bindings/interconnect/mediatek,mt8196.h
new file mode 100644
index 000000000000..de700fa73223
--- /dev/null
+++ b/include/dt-bindings/interconnect/mediatek,mt8196.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2025 Collabora Ltd.
+ *                    AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
+ */
+
+#ifndef __DT_BINDINGS_INTERCONNECT_MEDIATEK_MT8196_H
+#define __DT_BINDINGS_INTERCONNECT_MEDIATEK_MT8196_H
+
+#define SLAVE_DDR_EMI		0
+#define MASTER_MCUSYS		1
+#define MASTER_MCU_0		2
+#define MASTER_MCU_1		3
+#define MASTER_MCU_2		4
+#define MASTER_MCU_3		5
+#define MASTER_MCU_4		6
+#define MASTER_GPUSYS		7
+#define MASTER_MMSYS		8
+#define MASTER_MM_VPU		9
+#define MASTER_MM_DISP		10
+#define MASTER_MM_VDEC		11
+#define MASTER_MM_VENC		12
+#define MASTER_MM_CAM		13
+#define MASTER_MM_IMG		14
+#define MASTER_MM_MDP		15
+#define MASTER_VPUSYS		16
+#define MASTER_VPU_0		17
+#define MASTER_VPU_1		18
+#define MASTER_MDLASYS		19
+#define MASTER_MDLA_0		20
+#define MASTER_UFS		21
+#define MASTER_PCIE		22
+#define MASTER_USB		23
+#define MASTER_WIFI		24
+#define MASTER_BT		25
+#define MASTER_NETSYS		26
+#define MASTER_DBGIF		27
+#define SLAVE_HRT_DDR_EMI	28
+#define MASTER_HRT_MMSYS	29
+#define MASTER_HRT_MM_DISP	30
+#define MASTER_HRT_MM_VDEC	31
+#define MASTER_HRT_MM_VENC	32
+#define MASTER_HRT_MM_CAM	33
+#define MASTER_HRT_MM_IMG	34
+#define MASTER_HRT_MM_MDP	35
+#define MASTER_HRT_ADSP		36
+#define MASTER_HRT_DBGIF	37
+#endif

-- 
2.51.2