[PATCH v6 05/33] dt-bindings: mediatek: Add binding for mt8192 IOMMU
From: Yong Wu <yong.wu@mediatek.com>
Date: 2021-01-11 11:21:26
Also in:
linux-arm-kernel, linux-iommu, linux-mediatek, lkml
Subsystem:
iommu subsystem, mediatek iommu driver, memory controller drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Joerg Roedel, Will Deacon, Yong Wu, Krzysztof Kozlowski, Rob Herring, Conor Dooley, Linus Torvalds
This patch adds decriptions for mt8192 IOMMU and SMI.
mt8192 also is MTK IOMMU gen2 which uses ARM Short-Descriptor translation
table format. The M4U-SMI HW diagram is as below:
EMI
|
M4U
|
------------
SMI Common
------------
|
+-------+------+------+----------------------+-------+
| | | | ...... | |
| | | | | |
larb0 larb1 larb2 larb4 ...... larb19 larb20
disp0 disp1 mdp vdec IPE IPE
All the connections are HW fixed, SW can NOT adjust it.
mt8192 M4U support 0~16GB iova range. we preassign different engines
into different iova ranges:
domain-id module iova-range larbs
0 disp 0 ~ 4G larb0/1
1 vcodec 4G ~ 8G larb4/5/7
2 cam/mdp 8G ~ 12G larb2/9/11/13/14/16/17/18/19/20
3 CCU0 0x4000_0000 ~ 0x43ff_ffff larb13: port 9/10
4 CCU1 0x4400_0000 ~ 0x47ff_ffff larb14: port 4/5
The iova range for CCU0/1(camera control unit) is HW requirement.
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
---
.../bindings/iommu/mediatek,iommu.yaml | 18 +-
include/dt-bindings/memory/mt8192-larb-port.h | 243 ++++++++++++++++++
2 files changed, 260 insertions(+), 1 deletion(-)
create mode 100644 include/dt-bindings/memory/mt8192-larb-port.h
diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
index ba6626347381..0f26fe14c8e2 100644
--- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
+++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml@@ -76,6 +76,7 @@ properties: - mediatek,mt8167-m4u # generation two - mediatek,mt8173-m4u # generation two - mediatek,mt8183-m4u # generation two + - mediatek,mt8192-m4u # generation two - description: mt7623 generation one items:
@@ -115,7 +116,11 @@ properties: dt-binding/memory/mt6779-larb-port.h for mt6779, dt-binding/memory/mt8167-larb-port.h for mt8167, dt-binding/memory/mt8173-larb-port.h for mt8173, - dt-binding/memory/mt8183-larb-port.h for mt8183. + dt-binding/memory/mt8183-larb-port.h for mt8183, + dt-binding/memory/mt8192-larb-port.h for mt8192. + + power-domains: + maxItems: 1 required: - compatible
@@ -133,11 +138,22 @@ allOf: - mediatek,mt2701-m4u - mediatek,mt2712-m4u - mediatek,mt8173-m4u + - mediatek,mt8192-m4u then: required: - clocks + - if: + properties: + compatible: + enum: + - mediatek,mt8192-m4u + + then: + required: + - power-domains + additionalProperties: false examples:
diff --git a/include/dt-bindings/memory/mt8192-larb-port.h b/include/dt-bindings/memory/mt8192-larb-port.h
new file mode 100644
index 000000000000..23035a52c675
--- /dev/null
+++ b/include/dt-bindings/memory/mt8192-larb-port.h@@ -0,0 +1,243 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 MediaTek Inc. + * + * Author: Chao Hao <chao.hao@mediatek.com> + * Author: Yong Wu <yong.wu@mediatek.com> + */ +#ifndef _DT_BINDINGS_MEMORY_MT8192_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT8192_LARB_PORT_H_ + +#include <dt-bindings/memory/mtk-memory-port.h> + +/* + * MM IOMMU supports 16GB dma address. + * + * The address will preassign like this: + * + * modules dma-address-region larbs-ports + * disp 0 ~ 4G larb0/1 + * vcodec 4G ~ 8G larb4/5/7 + * cam/mdp 8G ~ 12G larb2/9/11/13/14/16/17/18/19/20 + * CCU0 0x4000_0000 ~ 0x43ff_ffff larb13: port 9/10 + * CCU1 0x4400_0000 ~ 0x47ff_ffff larb14: port 4/5 + * + * larb3/6/8/10/12/15 is null. + */ + +/* larb0 */ +#define M4U_PORT_L0_DISP_POSTMASK0 MTK_M4U_ID(0, 0) +#define M4U_PORT_L0_OVL_RDMA0_HDR MTK_M4U_ID(0, 1) +#define M4U_PORT_L0_OVL_RDMA0 MTK_M4U_ID(0, 2) +#define M4U_PORT_L0_DISP_RDMA0 MTK_M4U_ID(0, 3) +#define M4U_PORT_L0_DISP_WDMA0 MTK_M4U_ID(0, 4) +#define M4U_PORT_L0_DISP_FAKE0 MTK_M4U_ID(0, 5) + +/* larb1 */ +#define M4U_PORT_L1_OVL_2L_RDMA0_HDR MTK_M4U_ID(1, 0) +#define M4U_PORT_L1_OVL_2L_RDMA2_HDR MTK_M4U_ID(1, 1) +#define M4U_PORT_L1_OVL_2L_RDMA0 MTK_M4U_ID(1, 2) +#define M4U_PORT_L1_OVL_2L_RDMA2 MTK_M4U_ID(1, 3) +#define M4U_PORT_L1_DISP_MDP_RDMA4 MTK_M4U_ID(1, 4) +#define M4U_PORT_L1_DISP_RDMA4 MTK_M4U_ID(1, 5) +#define M4U_PORT_L1_DISP_UFBC_WDMA0 MTK_M4U_ID(1, 6) +#define M4U_PORT_L1_DISP_FAKE1 MTK_M4U_ID(1, 7) + +/* larb2 */ +#define M4U_PORT_L2_MDP_RDMA0 MTK_M4U_ID(2, 0) +#define M4U_PORT_L2_MDP_RDMA1 MTK_M4U_ID(2, 1) +#define M4U_PORT_L2_MDP_WROT0 MTK_M4U_ID(2, 2) +#define M4U_PORT_L2_MDP_WROT1 MTK_M4U_ID(2, 3) +#define M4U_PORT_L2_MDP_DISP_FAKE0 MTK_M4U_ID(2, 4) + +/* larb3: null */ + +/* larb4 */ +#define M4U_PORT_L4_VDEC_MC_EXT MTK_M4U_ID(4, 0) +#define M4U_PORT_L4_VDEC_UFO_EXT MTK_M4U_ID(4, 1) +#define M4U_PORT_L4_VDEC_PP_EXT MTK_M4U_ID(4, 2) +#define M4U_PORT_L4_VDEC_PRED_RD_EXT MTK_M4U_ID(4, 3) +#define M4U_PORT_L4_VDEC_PRED_WR_EXT MTK_M4U_ID(4, 4) +#define M4U_PORT_L4_VDEC_PPWRAP_EXT MTK_M4U_ID(4, 5) +#define M4U_PORT_L4_VDEC_TILE_EXT MTK_M4U_ID(4, 6) +#define M4U_PORT_L4_VDEC_VLD_EXT MTK_M4U_ID(4, 7) +#define M4U_PORT_L4_VDEC_VLD2_EXT MTK_M4U_ID(4, 8) +#define M4U_PORT_L4_VDEC_AVC_MV_EXT MTK_M4U_ID(4, 9) +#define M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT MTK_M4U_ID(4, 10) + +/* larb5 */ +#define M4U_PORT_L5_VDEC_LAT0_VLD_EXT MTK_M4U_ID(5, 0) +#define M4U_PORT_L5_VDEC_LAT0_VLD2_EXT MTK_M4U_ID(5, 1) +#define M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT MTK_M4U_ID(5, 2) +#define M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT MTK_M4U_ID(5, 3) +#define M4U_PORT_L5_VDEC_LAT0_TILE_EXT MTK_M4U_ID(5, 4) +#define M4U_PORT_L5_VDEC_LAT0_WDMA_EXT MTK_M4U_ID(5, 5) +#define M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT MTK_M4U_ID(5, 6) +#define M4U_PORT_L5_VDEC_UFO_ENC_EXT MTK_M4U_ID(5, 7) + +/* larb6: null */ + +/* larb7 */ +#define M4U_PORT_L7_VENC_RCPU MTK_M4U_ID(7, 0) +#define M4U_PORT_L7_VENC_REC MTK_M4U_ID(7, 1) +#define M4U_PORT_L7_VENC_BSDMA MTK_M4U_ID(7, 2) +#define M4U_PORT_L7_VENC_SV_COMV MTK_M4U_ID(7, 3) +#define M4U_PORT_L7_VENC_RD_COMV MTK_M4U_ID(7, 4) +#define M4U_PORT_L7_VENC_CUR_LUMA MTK_M4U_ID(7, 5) +#define M4U_PORT_L7_VENC_CUR_CHROMA MTK_M4U_ID(7, 6) +#define M4U_PORT_L7_VENC_REF_LUMA MTK_M4U_ID(7, 7) +#define M4U_PORT_L7_VENC_REF_CHROMA MTK_M4U_ID(7, 8) +#define M4U_PORT_L7_JPGENC_Y_RDMA MTK_M4U_ID(7, 9) +#define M4U_PORT_L7_JPGENC_Q_RDMA MTK_M4U_ID(7, 10) +#define M4U_PORT_L7_JPGENC_C_TABLE MTK_M4U_ID(7, 11) +#define M4U_PORT_L7_JPGENC_BSDMA MTK_M4U_ID(7, 12) +#define M4U_PORT_L7_VENC_SUB_R_LUMA MTK_M4U_ID(7, 13) +#define M4U_PORT_L7_VENC_SUB_W_LUMA MTK_M4U_ID(7, 14) + +/* larb8: null */ + +/* larb9 */ +#define M4U_PORT_L9_IMG_IMGI_D1 MTK_M4U_ID(9, 0) +#define M4U_PORT_L9_IMG_IMGBI_D1 MTK_M4U_ID(9, 1) +#define M4U_PORT_L9_IMG_DMGI_D1 MTK_M4U_ID(9, 2) +#define M4U_PORT_L9_IMG_DEPI_D1 MTK_M4U_ID(9, 3) +#define M4U_PORT_L9_IMG_ICE_D1 MTK_M4U_ID(9, 4) +#define M4U_PORT_L9_IMG_SMTI_D1 MTK_M4U_ID(9, 5) +#define M4U_PORT_L9_IMG_SMTO_D2 MTK_M4U_ID(9, 6) +#define M4U_PORT_L9_IMG_SMTO_D1 MTK_M4U_ID(9, 7) +#define M4U_PORT_L9_IMG_CRZO_D1 MTK_M4U_ID(9, 8) +#define M4U_PORT_L9_IMG_IMG3O_D1 MTK_M4U_ID(9, 9) +#define M4U_PORT_L9_IMG_VIPI_D1 MTK_M4U_ID(9, 10) +#define M4U_PORT_L9_IMG_SMTI_D5 MTK_M4U_ID(9, 11) +#define M4U_PORT_L9_IMG_TIMGO_D1 MTK_M4U_ID(9, 12) +#define M4U_PORT_L9_IMG_UFBC_W0 MTK_M4U_ID(9, 13) +#define M4U_PORT_L9_IMG_UFBC_R0 MTK_M4U_ID(9, 14) + +/* larb10: null */ + +/* larb11 */ +#define M4U_PORT_L11_IMG_IMGI_D1 MTK_M4U_ID(11, 0) +#define M4U_PORT_L11_IMG_IMGBI_D1 MTK_M4U_ID(11, 1) +#define M4U_PORT_L11_IMG_DMGI_D1 MTK_M4U_ID(11, 2) +#define M4U_PORT_L11_IMG_DEPI_D1 MTK_M4U_ID(11, 3) +#define M4U_PORT_L11_IMG_ICE_D1 MTK_M4U_ID(11, 4) +#define M4U_PORT_L11_IMG_SMTI_D1 MTK_M4U_ID(11, 5) +#define M4U_PORT_L11_IMG_SMTO_D2 MTK_M4U_ID(11, 6) +#define M4U_PORT_L11_IMG_SMTO_D1 MTK_M4U_ID(11, 7) +#define M4U_PORT_L11_IMG_CRZO_D1 MTK_M4U_ID(11, 8) +#define M4U_PORT_L11_IMG_IMG3O_D1 MTK_M4U_ID(11, 9) +#define M4U_PORT_L11_IMG_VIPI_D1 MTK_M4U_ID(11, 10) +#define M4U_PORT_L11_IMG_SMTI_D5 MTK_M4U_ID(11, 11) +#define M4U_PORT_L11_IMG_TIMGO_D1 MTK_M4U_ID(11, 12) +#define M4U_PORT_L11_IMG_UFBC_W0 MTK_M4U_ID(11, 13) +#define M4U_PORT_L11_IMG_UFBC_R0 MTK_M4U_ID(11, 14) +#define M4U_PORT_L11_IMG_WPE_RDMA1 MTK_M4U_ID(11, 15) +#define M4U_PORT_L11_IMG_WPE_RDMA0 MTK_M4U_ID(11, 16) +#define M4U_PORT_L11_IMG_WPE_WDMA MTK_M4U_ID(11, 17) +#define M4U_PORT_L11_IMG_MFB_RDMA0 MTK_M4U_ID(11, 18) +#define M4U_PORT_L11_IMG_MFB_RDMA1 MTK_M4U_ID(11, 19) +#define M4U_PORT_L11_IMG_MFB_RDMA2 MTK_M4U_ID(11, 20) +#define M4U_PORT_L11_IMG_MFB_RDMA3 MTK_M4U_ID(11, 21) +#define M4U_PORT_L11_IMG_MFB_RDMA4 MTK_M4U_ID(11, 22) +#define M4U_PORT_L11_IMG_MFB_RDMA5 MTK_M4U_ID(11, 23) +#define M4U_PORT_L11_IMG_MFB_WDMA0 MTK_M4U_ID(11, 24) +#define M4U_PORT_L11_IMG_MFB_WDMA1 MTK_M4U_ID(11, 25) + +/* larb12: null */ + +/* larb13 */ +#define M4U_PORT_L13_CAM_MRAWI MTK_M4U_ID(13, 0) +#define M4U_PORT_L13_CAM_MRAWO0 MTK_M4U_ID(13, 1) +#define M4U_PORT_L13_CAM_MRAWO1 MTK_M4U_ID(13, 2) +#define M4U_PORT_L13_CAM_CAMSV1 MTK_M4U_ID(13, 3) +#define M4U_PORT_L13_CAM_CAMSV2 MTK_M4U_ID(13, 4) +#define M4U_PORT_L13_CAM_CAMSV3 MTK_M4U_ID(13, 5) +#define M4U_PORT_L13_CAM_CAMSV4 MTK_M4U_ID(13, 6) +#define M4U_PORT_L13_CAM_CAMSV5 MTK_M4U_ID(13, 7) +#define M4U_PORT_L13_CAM_CAMSV6 MTK_M4U_ID(13, 8) +#define M4U_PORT_L13_CAM_CCUI MTK_M4U_ID(13, 9) +#define M4U_PORT_L13_CAM_CCUO MTK_M4U_ID(13, 10) +#define M4U_PORT_L13_CAM_FAKE MTK_M4U_ID(13, 11) + +/* larb14 */ +#define M4U_PORT_L14_CAM_RESERVE1 MTK_M4U_ID(14, 0) +#define M4U_PORT_L14_CAM_RESERVE2 MTK_M4U_ID(14, 1) +#define M4U_PORT_L14_CAM_RESERVE3 MTK_M4U_ID(14, 2) +#define M4U_PORT_L14_CAM_CAMSV0 MTK_M4U_ID(14, 3) +#define M4U_PORT_L14_CAM_CCUI MTK_M4U_ID(14, 4) +#define M4U_PORT_L14_CAM_CCUO MTK_M4U_ID(14, 5) + +/* larb15: null */ + +/* larb16 */ +#define M4U_PORT_L16_CAM_IMGO_R1_A MTK_M4U_ID(16, 0) +#define M4U_PORT_L16_CAM_RRZO_R1_A MTK_M4U_ID(16, 1) +#define M4U_PORT_L16_CAM_CQI_R1_A MTK_M4U_ID(16, 2) +#define M4U_PORT_L16_CAM_BPCI_R1_A MTK_M4U_ID(16, 3) +#define M4U_PORT_L16_CAM_YUVO_R1_A MTK_M4U_ID(16, 4) +#define M4U_PORT_L16_CAM_UFDI_R2_A MTK_M4U_ID(16, 5) +#define M4U_PORT_L16_CAM_RAWI_R2_A MTK_M4U_ID(16, 6) +#define M4U_PORT_L16_CAM_RAWI_R3_A MTK_M4U_ID(16, 7) +#define M4U_PORT_L16_CAM_AAO_R1_A MTK_M4U_ID(16, 8) +#define M4U_PORT_L16_CAM_AFO_R1_A MTK_M4U_ID(16, 9) +#define M4U_PORT_L16_CAM_FLKO_R1_A MTK_M4U_ID(16, 10) +#define M4U_PORT_L16_CAM_LCESO_R1_A MTK_M4U_ID(16, 11) +#define M4U_PORT_L16_CAM_CRZO_R1_A MTK_M4U_ID(16, 12) +#define M4U_PORT_L16_CAM_LTMSO_R1_A MTK_M4U_ID(16, 13) +#define M4U_PORT_L16_CAM_RSSO_R1_A MTK_M4U_ID(16, 14) +#define M4U_PORT_L16_CAM_AAHO_R1_A MTK_M4U_ID(16, 15) +#define M4U_PORT_L16_CAM_LSCI_R1_A MTK_M4U_ID(16, 16) + +/* larb17 */ +#define M4U_PORT_L17_CAM_IMGO_R1_B MTK_M4U_ID(17, 0) +#define M4U_PORT_L17_CAM_RRZO_R1_B MTK_M4U_ID(17, 1) +#define M4U_PORT_L17_CAM_CQI_R1_B MTK_M4U_ID(17, 2) +#define M4U_PORT_L17_CAM_BPCI_R1_B MTK_M4U_ID(17, 3) +#define M4U_PORT_L17_CAM_YUVO_R1_B MTK_M4U_ID(17, 4) +#define M4U_PORT_L17_CAM_UFDI_R2_B MTK_M4U_ID(17, 5) +#define M4U_PORT_L17_CAM_RAWI_R2_B MTK_M4U_ID(17, 6) +#define M4U_PORT_L17_CAM_RAWI_R3_B MTK_M4U_ID(17, 7) +#define M4U_PORT_L17_CAM_AAO_R1_B MTK_M4U_ID(17, 8) +#define M4U_PORT_L17_CAM_AFO_R1_B MTK_M4U_ID(17, 9) +#define M4U_PORT_L17_CAM_FLKO_R1_B MTK_M4U_ID(17, 10) +#define M4U_PORT_L17_CAM_LCESO_R1_B MTK_M4U_ID(17, 11) +#define M4U_PORT_L17_CAM_CRZO_R1_B MTK_M4U_ID(17, 12) +#define M4U_PORT_L17_CAM_LTMSO_R1_B MTK_M4U_ID(17, 13) +#define M4U_PORT_L17_CAM_RSSO_R1_B MTK_M4U_ID(17, 14) +#define M4U_PORT_L17_CAM_AAHO_R1_B MTK_M4U_ID(17, 15) +#define M4U_PORT_L17_CAM_LSCI_R1_B MTK_M4U_ID(17, 16) + +/* larb18 */ +#define M4U_PORT_L18_CAM_IMGO_R1_C MTK_M4U_ID(18, 0) +#define M4U_PORT_L18_CAM_RRZO_R1_C MTK_M4U_ID(18, 1) +#define M4U_PORT_L18_CAM_CQI_R1_C MTK_M4U_ID(18, 2) +#define M4U_PORT_L18_CAM_BPCI_R1_C MTK_M4U_ID(18, 3) +#define M4U_PORT_L18_CAM_YUVO_R1_C MTK_M4U_ID(18, 4) +#define M4U_PORT_L18_CAM_UFDI_R2_C MTK_M4U_ID(18, 5) +#define M4U_PORT_L18_CAM_RAWI_R2_C MTK_M4U_ID(18, 6) +#define M4U_PORT_L18_CAM_RAWI_R3_C MTK_M4U_ID(18, 7) +#define M4U_PORT_L18_CAM_AAO_R1_C MTK_M4U_ID(18, 8) +#define M4U_PORT_L18_CAM_AFO_R1_C MTK_M4U_ID(18, 9) +#define M4U_PORT_L18_CAM_FLKO_R1_C MTK_M4U_ID(18, 10) +#define M4U_PORT_L18_CAM_LCESO_R1_C MTK_M4U_ID(18, 11) +#define M4U_PORT_L18_CAM_CRZO_R1_C MTK_M4U_ID(18, 12) +#define M4U_PORT_L18_CAM_LTMSO_R1_C MTK_M4U_ID(18, 13) +#define M4U_PORT_L18_CAM_RSSO_R1_C MTK_M4U_ID(18, 14) +#define M4U_PORT_L18_CAM_AAHO_R1_C MTK_M4U_ID(18, 15) +#define M4U_PORT_L18_CAM_LSCI_R1_C MTK_M4U_ID(18, 16) + +/* larb19 */ +#define M4U_PORT_L19_IPE_DVS_RDMA MTK_M4U_ID(19, 0) +#define M4U_PORT_L19_IPE_DVS_WDMA MTK_M4U_ID(19, 1) +#define M4U_PORT_L19_IPE_DVP_RDMA MTK_M4U_ID(19, 2) +#define M4U_PORT_L19_IPE_DVP_WDMA MTK_M4U_ID(19, 3) + +/* larb20 */ +#define M4U_PORT_L20_IPE_FDVT_RDA MTK_M4U_ID(20, 0) +#define M4U_PORT_L20_IPE_FDVT_RDB MTK_M4U_ID(20, 1) +#define M4U_PORT_L20_IPE_FDVT_WRA MTK_M4U_ID(20, 2) +#define M4U_PORT_L20_IPE_FDVT_WRB MTK_M4U_ID(20, 3) +#define M4U_PORT_L20_IPE_RSC_RDMA0 MTK_M4U_ID(20, 4) +#define M4U_PORT_L20_IPE_RSC_WDMA MTK_M4U_ID(20, 5) + +#endif
--
2.18.0