diff mbox series

[04/21] dt-binding: mediatek: Add binding for mt8192 IOMMU and SMI

Message ID 20200711064846.16007-5-yong.wu@mediatek.com
State Changes Requested
Headers show
Series MT8192 IOMMU support | expand

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Commit Message

Yong Wu July 11, 2020, 6:48 a.m. UTC
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>
---
 .../bindings/iommu/mediatek,iommu.txt         |   8 +-
 .../mediatek,smi-common.txt                   |   5 +-
 .../memory-controllers/mediatek,smi-larb.txt  |   3 +-
 include/dt-bindings/memory/mt8192-larb-port.h | 237 ++++++++++++++++++
 4 files changed, 247 insertions(+), 6 deletions(-)
 create mode 100644 include/dt-bindings/memory/mt8192-larb-port.h

Comments

Pi-Hsun Shih July 13, 2020, 5:36 a.m. UTC | #1
On Sat, Jul 11, 2020 at 2:50 PM Yong Wu <yong.wu@mediatek.com> wrote:
>
> 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>
> ---
>  .../bindings/iommu/mediatek,iommu.txt         |   8 +-
>  .../mediatek,smi-common.txt                   |   5 +-
>  .../memory-controllers/mediatek,smi-larb.txt  |   3 +-
>  include/dt-bindings/memory/mt8192-larb-port.h | 237 ++++++++++++++++++
>  4 files changed, 247 insertions(+), 6 deletions(-)
>  create mode 100644 include/dt-bindings/memory/mt8192-larb-port.h
> ...
> 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..fbe0d5d50f1c
> --- /dev/null
> +++ b/include/dt-bindings/memory/mt8192-larb-port.h
> ...
> +/* larb7 */
> +#define M4U_PORT_L7_VENC_RCPU                  MTK_M4U_DOM_ID(1, 7, 0)
> +#define M4U_PORT_L7_VENC_REC                   MTK_M4U_DOM_ID(1, 7, 1)
> +#define M4U_PORT_L7_VENC_BSDMA                 MTK_M4U_DOM_ID(1, 7, 2)
> +#define M4U_PORT_L7_VENC_SV_COMV               MTK_M4U_DOM_ID(1, 7, 3)
> +#define M4U_PORT_L7_VENC_RD_COMV               MTK_M4U_DOM_ID(1, 7, 4)
> +#define M4U_PORT_L7_VENC_CUR_LUMA              MTK_M4U_DOM_ID(1, 7, 5)
> +#define M4U_PORT_L7_VENC_CUR_CHROMA            MTK_M4U_DOM_ID(1, 7, 6)
> +#define M4U_PORT_L7_VENC_REF_LUMA              MTK_M4U_DOM_ID(1, 7, 7)
> +#define M4U_PORT_L7_VENC_REF_CHROMA            MTK_M4U_DOM_ID(1, 7, 8)
> +#define M4U_PORT_L7_JPGENC_Y_RDMA              MTK_M4U_DOM_ID(1, 7, 9)
> +#define M4U_PORT_L7_JPGENC_Q_RDMA              MTK_M4U_DOM_ID(1, 7, 10)
> +#define M4U_PORT_L7_JPGENC_C_TABLE             MTK_M4U_DOM_ID(1, 7, 11)
> +#define M4U_PORT_L7_JPGENC_BSDMA               MTK_M4U_DOM_ID(1, 7, 12)
> +#define M4U_PORT_L7_VENC_SUB_R_LUMA            MTK_M4U_DOM_ID(1, 7, 13)
> +#define M4U_PORT_L7_VENC_SUB_W_LUMA            MTK_M4U_DOM_ID(1, 7, 14)
> +

Small nit, /* larb8: null */ is missing here.

> +/* larb9 */
> +#define M4U_PORT_L9_IMG_IMGI_D1                        MTK_M4U_DOM_ID(2, 9, 0)
> +#define M4U_PORT_L9_IMG_IMGBI_D1               MTK_M4U_DOM_ID(2, 9, 1)
> +#define M4U_PORT_L9_IMG_DMGI_D1                        MTK_M4U_DOM_ID(2, 9, 2)
> +#define M4U_PORT_L9_IMG_DEPI_D1                        MTK_M4U_DOM_ID(2, 9, 3)
> +#define M4U_PORT_L9_IMG_ICE_D1                 MTK_M4U_DOM_ID(2, 9, 4)
> +#define M4U_PORT_L9_IMG_SMTI_D1                        MTK_M4U_DOM_ID(2, 9, 5)
> +#define M4U_PORT_L9_IMG_SMTO_D2                        MTK_M4U_DOM_ID(2, 9, 6)
> +#define M4U_PORT_L9_IMG_SMTO_D1                        MTK_M4U_DOM_ID(2, 9, 7)
> +#define M4U_PORT_L9_IMG_CRZO_D1                        MTK_M4U_DOM_ID(2, 9, 8)
> +#define M4U_PORT_L9_IMG_IMG3O_D1               MTK_M4U_DOM_ID(2, 9, 9)
> +#define M4U_PORT_L9_IMG_VIPI_D1                        MTK_M4U_DOM_ID(2, 9, 10)
> +#define M4U_PORT_L9_IMG_SMTI_D5                        MTK_M4U_DOM_ID(2, 9, 11)
> +#define M4U_PORT_L9_IMG_TIMGO_D1               MTK_M4U_DOM_ID(2, 9, 12)
> +#define M4U_PORT_L9_IMG_UFBC_W0                        MTK_M4U_DOM_ID(2, 9, 13)
> +#define M4U_PORT_L9_IMG_UFBC_R0                        MTK_M4U_DOM_ID(2, 9, 14)
> +
> ...
Yong Wu July 13, 2020, 6:54 a.m. UTC | #2
On Mon, 2020-07-13 at 13:36 +0800, Pi-Hsun Shih wrote:
> On Sat, Jul 11, 2020 at 2:50 PM Yong Wu <yong.wu@mediatek.com> wrote:
> >
> > 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>
> > ---
> >  .../bindings/iommu/mediatek,iommu.txt         |   8 +-
> >  .../mediatek,smi-common.txt                   |   5 +-
> >  .../memory-controllers/mediatek,smi-larb.txt  |   3 +-
> >  include/dt-bindings/memory/mt8192-larb-port.h | 237 ++++++++++++++++++
> >  4 files changed, 247 insertions(+), 6 deletions(-)
> >  create mode 100644 include/dt-bindings/memory/mt8192-larb-port.h
> > ...
> > 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..fbe0d5d50f1c
> > --- /dev/null
> > +++ b/include/dt-bindings/memory/mt8192-larb-port.h
> > ...
> > +/* larb7 */
> > +#define M4U_PORT_L7_VENC_RCPU                  MTK_M4U_DOM_ID(1, 7, 0)
> > +#define M4U_PORT_L7_VENC_REC                   MTK_M4U_DOM_ID(1, 7, 1)
> > +#define M4U_PORT_L7_VENC_BSDMA                 MTK_M4U_DOM_ID(1, 7, 2)
> > +#define M4U_PORT_L7_VENC_SV_COMV               MTK_M4U_DOM_ID(1, 7, 3)
> > +#define M4U_PORT_L7_VENC_RD_COMV               MTK_M4U_DOM_ID(1, 7, 4)
> > +#define M4U_PORT_L7_VENC_CUR_LUMA              MTK_M4U_DOM_ID(1, 7, 5)
> > +#define M4U_PORT_L7_VENC_CUR_CHROMA            MTK_M4U_DOM_ID(1, 7, 6)
> > +#define M4U_PORT_L7_VENC_REF_LUMA              MTK_M4U_DOM_ID(1, 7, 7)
> > +#define M4U_PORT_L7_VENC_REF_CHROMA            MTK_M4U_DOM_ID(1, 7, 8)
> > +#define M4U_PORT_L7_JPGENC_Y_RDMA              MTK_M4U_DOM_ID(1, 7, 9)
> > +#define M4U_PORT_L7_JPGENC_Q_RDMA              MTK_M4U_DOM_ID(1, 7, 10)
> > +#define M4U_PORT_L7_JPGENC_C_TABLE             MTK_M4U_DOM_ID(1, 7, 11)
> > +#define M4U_PORT_L7_JPGENC_BSDMA               MTK_M4U_DOM_ID(1, 7, 12)
> > +#define M4U_PORT_L7_VENC_SUB_R_LUMA            MTK_M4U_DOM_ID(1, 7, 13)
> > +#define M4U_PORT_L7_VENC_SUB_W_LUMA            MTK_M4U_DOM_ID(1, 7, 14)
> > +
> 
> Small nit, /* larb8: null */ is missing here.

oh. Yes. Thanks.
I will add it in next version.

> 
> > +/* larb9 */
> > +#define M4U_PORT_L9_IMG_IMGI_D1                        MTK_M4U_DOM_ID(2, 9, 0)
> > +#define M4U_PORT_L9_IMG_IMGBI_D1               MTK_M4U_DOM_ID(2, 9, 1)
> > +#define M4U_PORT_L9_IMG_DMGI_D1                        MTK_M4U_DOM_ID(2, 9, 2)
> > +#define M4U_PORT_L9_IMG_DEPI_D1                        MTK_M4U_DOM_ID(2, 9, 3)
> > +#define M4U_PORT_L9_IMG_ICE_D1                 MTK_M4U_DOM_ID(2, 9, 4)
> > +#define M4U_PORT_L9_IMG_SMTI_D1                        MTK_M4U_DOM_ID(2, 9, 5)
> > +#define M4U_PORT_L9_IMG_SMTO_D2                        MTK_M4U_DOM_ID(2, 9, 6)
> > +#define M4U_PORT_L9_IMG_SMTO_D1                        MTK_M4U_DOM_ID(2, 9, 7)
> > +#define M4U_PORT_L9_IMG_CRZO_D1                        MTK_M4U_DOM_ID(2, 9, 8)
> > +#define M4U_PORT_L9_IMG_IMG3O_D1               MTK_M4U_DOM_ID(2, 9, 9)
> > +#define M4U_PORT_L9_IMG_VIPI_D1                        MTK_M4U_DOM_ID(2, 9, 10)
> > +#define M4U_PORT_L9_IMG_SMTI_D5                        MTK_M4U_DOM_ID(2, 9, 11)
> > +#define M4U_PORT_L9_IMG_TIMGO_D1               MTK_M4U_DOM_ID(2, 9, 12)
> > +#define M4U_PORT_L9_IMG_UFBC_W0                        MTK_M4U_DOM_ID(2, 9, 13)
> > +#define M4U_PORT_L9_IMG_UFBC_R0                        MTK_M4U_DOM_ID(2, 9, 14)
> > +
> > ...
Rob Herring July 20, 2020, 11:16 p.m. UTC | #3
On Sat, Jul 11, 2020 at 02:48:29PM +0800, Yong Wu wrote:
> 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

You probably want to use dma-ranges for defining these 
address restrictions. 

How is the domain-id used or needed?

Rob
Yong Wu July 21, 2020, 3:27 a.m. UTC | #4
On Mon, 2020-07-20 at 17:16 -0600, Rob Herring wrote:
> On Sat, Jul 11, 2020 at 02:48:29PM +0800, Yong Wu wrote:
> > 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
> 
> You probably want to use dma-ranges for defining these 
> address restrictions. 

Yes. Please see the commit message of [18/21] in this patchset.

> 
> How is the domain-id used or needed?

Here we assign different larb/ports in different iova ranges.
In the iommu driver, we will list the iova ranges as above and use the
domain-id to get the detailed iova range, then create a iommu domain for
each a iova range.

For the iommu masters, it only need use its special port in its dtsi
node, then the iova got from dma_alloc_attrs for that device will locate
in the special iova ranges.

> 
> Rob 
> 
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt b/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
index c1ccd8582eb2..76ee64b593ef 100644
--- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
+++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
@@ -63,13 +63,14 @@  Required properties:
 						     generation one m4u HW.
 	"mediatek,mt8173-m4u" for mt8173 which uses generation two m4u HW.
 	"mediatek,mt8183-m4u" for mt8183 which uses generation two m4u HW.
+	"mediatek,mt8192-m4u" for mt8192 which uses generation two m4u HW.
 - reg : m4u register base and size.
 - interrupts : the interrupt of m4u.
 - clocks : must contain one entry for each clock-names.
 - clock-names : Only 1 optional clock:
   - "bclk": the block clock of m4u.
   Here is the list which require this "bclk":
-  - mt2701, mt2712, mt7623 and mt8173.
+  - mt2701, mt2712, mt7623, mt8173 and mt8192.
   Note that m4u use the EMI clock which always has been enabled before kernel
   if there is no this "bclk".
 - mediatek,larbs : List of phandle to the local arbiters in the current Socs.
@@ -80,8 +81,9 @@  Required properties:
 	dt-binding/memory/mt2701-larb-port.h for mt2701, mt7623
 	dt-binding/memory/mt2712-larb-port.h for mt2712,
 	dt-binding/memory/mt6779-larb-port.h for mt6779,
-	dt-binding/memory/mt8173-larb-port.h for mt8173, and
-	dt-binding/memory/mt8183-larb-port.h for mt8183.
+	dt-binding/memory/mt8173-larb-port.h for mt8173,
+	dt-binding/memory/mt8183-larb-port.h for mt8183, and
+	dt-binding/memory/mt8192-larb-port.h for mt8192.
 
 Example:
 	iommu: iommu@10205000 {
diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt
index 01744ec6a75b..7c79fa488378 100644
--- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt
@@ -5,7 +5,7 @@  The hardware block diagram please check bindings/iommu/mediatek,iommu.txt
 Mediatek SMI have two generations of HW architecture, here is the list
 which generation the SoCs use:
 generation 1: mt2701 and mt7623.
-generation 2: mt2712, mt8173 and mt8183.
+generation 2: mt2712, mt8173, mt8183 and mt8192.
 
 There's slight differences between the two SMI, for generation 2, the
 register which control the iommu port is at each larb's register base. But
@@ -21,6 +21,7 @@  Required properties:
 	"mediatek,mt7623-smi-common", "mediatek,mt2701-smi-common"
 	"mediatek,mt8173-smi-common"
 	"mediatek,mt8183-smi-common", "syscon"
+	"mediatek,mt8192-smi-common"
 - reg : the register and size of the SMI block.
 - power-domains : a phandle to the power domain of this local arbiter.
 - clocks : Must contain an entry for each entry in clock-names.
@@ -35,7 +36,7 @@  Required properties:
   and these 2 option clocks for generation 2 smi HW:
   - "gals0": the path0 clock of GALS(Global Async Local Sync).
   - "gals1": the path1 clock of GALS(Global Async Local Sync).
-  Here is the list which has this GALS: mt8183.
+  Here is the list which has this GALS: mt8183, mt8192.
 
 Example:
 	smi_common: smi@14022000 {
diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
index 4b369b3e1a69..d9adae4cd9e3 100644
--- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
@@ -9,6 +9,7 @@  Required properties:
 		"mediatek,mt7623-smi-larb", "mediatek,mt2701-smi-larb"
 		"mediatek,mt8173-smi-larb"
 		"mediatek,mt8183-smi-larb"
+		"mediatek,mt8192-smi-larb"
 - reg : the register and size of this local arbiter.
 - mediatek,smi : a phandle to the smi_common node.
 - power-domains : a phandle to the power domain of this local arbiter.
@@ -21,7 +22,7 @@  Required properties:
   - "gals": the clock for GALS(Global Async Local Sync).
   Here is the list which has this GALS: mt8183.
 
-Required property for mt2701, mt2712 and mt7623:
+Required property for mt2701, mt2712, mt7623 and mt8192:
 - mediatek,larb-id :the hardware id of this larb.
 
 Example:
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..fbe0d5d50f1c
--- /dev/null
+++ b/include/dt-bindings/memory/mt8192-larb-port.h
@@ -0,0 +1,237 @@ 
+/* 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 _DTS_IOMMU_PORT_MT8192_H_
+#define _DTS_IOMMU_PORT_MT8192_H_
+
+#include <dt-bindings/memory/mtk-smi-larb-port.h>
+
+/*
+ * MM IOMMU:
+ * domain 0: display: larb0, larb1.
+ * domain 1: vcodec: larb4, larb5, larb7.
+ * domain 2: CAM/MDP: larb2, larb9, larb11, larb13, larb14, larb16,
+ *           larb17, larb18, larb19, larb20,
+ * domain 3: CCU0: larb13 - port9/10.
+ * domain 4: CCU1: larb14 - port4/5.
+ *
+ * larb3/6/8/10/12/15 is null.
+ */
+
+/* larb0 */
+#define M4U_PORT_L0_DISP_POSTMASK0		MTK_M4U_DOM_ID(0, 0, 0)
+#define M4U_PORT_L0_OVL_RDMA0_HDR		MTK_M4U_DOM_ID(0, 0, 1)
+#define M4U_PORT_L0_OVL_RDMA0			MTK_M4U_DOM_ID(0, 0, 2)
+#define M4U_PORT_L0_DISP_RDMA0			MTK_M4U_DOM_ID(0, 0, 3)
+#define M4U_PORT_L0_DISP_WDMA0			MTK_M4U_DOM_ID(0, 0, 4)
+#define M4U_PORT_L0_DISP_FAKE0			MTK_M4U_DOM_ID(0, 0, 5)
+
+/* larb1 */
+#define M4U_PORT_L1_OVL_2L_RDMA0_HDR		MTK_M4U_DOM_ID(0, 1, 0)
+#define M4U_PORT_L1_OVL_2L_RDMA2_HDR		MTK_M4U_DOM_ID(0, 1, 1)
+#define M4U_PORT_L1_OVL_2L_RDMA0		MTK_M4U_DOM_ID(0, 1, 2)
+#define M4U_PORT_L1_OVL_2L_RDMA2		MTK_M4U_DOM_ID(0, 1, 3)
+#define M4U_PORT_L1_DISP_MDP_RDMA4		MTK_M4U_DOM_ID(0, 1, 4)
+#define M4U_PORT_L1_DISP_RDMA4			MTK_M4U_DOM_ID(0, 1, 5)
+#define M4U_PORT_L1_DISP_UFBC_WDMA0		MTK_M4U_DOM_ID(0, 1, 6)
+#define M4U_PORT_L1_DISP_FAKE1			MTK_M4U_DOM_ID(0, 1, 7)
+
+/* larb2 */
+#define M4U_PORT_L2_MDP_RDMA0			MTK_M4U_DOM_ID(2, 2, 0)
+#define M4U_PORT_L2_MDP_RDMA1			MTK_M4U_DOM_ID(2, 2, 1)
+#define M4U_PORT_L2_MDP_WROT0			MTK_M4U_DOM_ID(2, 2, 2)
+#define M4U_PORT_L2_MDP_WROT1			MTK_M4U_DOM_ID(2, 2, 3)
+#define M4U_PORT_L2_MDP_DISP_FAKE0		MTK_M4U_DOM_ID(2, 2, 4)
+
+/* larb3: null */
+
+/* larb4 */
+#define M4U_PORT_L4_VDEC_MC_EXT			MTK_M4U_DOM_ID(1, 4, 0)
+#define M4U_PORT_L4_VDEC_UFO_EXT		MTK_M4U_DOM_ID(1, 4, 1)
+#define M4U_PORT_L4_VDEC_PP_EXT			MTK_M4U_DOM_ID(1, 4, 2)
+#define M4U_PORT_L4_VDEC_PRED_RD_EXT		MTK_M4U_DOM_ID(1, 4, 3)
+#define M4U_PORT_L4_VDEC_PRED_WR_EXT		MTK_M4U_DOM_ID(1, 4, 4)
+#define M4U_PORT_L4_VDEC_PPWRAP_EXT		MTK_M4U_DOM_ID(1, 4, 5)
+#define M4U_PORT_L4_VDEC_TILE_EXT		MTK_M4U_DOM_ID(1, 4, 6)
+#define M4U_PORT_L4_VDEC_VLD_EXT		MTK_M4U_DOM_ID(1, 4, 7)
+#define M4U_PORT_L4_VDEC_VLD2_EXT		MTK_M4U_DOM_ID(1, 4, 8)
+#define M4U_PORT_L4_VDEC_AVC_MV_EXT		MTK_M4U_DOM_ID(1, 4, 9)
+#define M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT	MTK_M4U_DOM_ID(1, 4, 10)
+
+/* larb5 */
+#define M4U_PORT_L5_VDEC_LAT0_VLD_EXT		MTK_M4U_DOM_ID(1, 5, 0)
+#define M4U_PORT_L5_VDEC_LAT0_VLD2_EXT		MTK_M4U_DOM_ID(1, 5, 1)
+#define M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT	MTK_M4U_DOM_ID(1, 5, 2)
+#define M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT	MTK_M4U_DOM_ID(1, 5, 3)
+#define M4U_PORT_L5_VDEC_LAT0_TILE_EXT		MTK_M4U_DOM_ID(1, 5, 4)
+#define M4U_PORT_L5_VDEC_LAT0_WDMA_EXT		MTK_M4U_DOM_ID(1, 5, 5)
+#define M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT	MTK_M4U_DOM_ID(1, 5, 6)
+#define M4U_PORT_L5_VDEC_UFO_ENC_EXT		MTK_M4U_DOM_ID(1, 5, 7)
+
+/* larb6: null */
+
+/* larb7 */
+#define M4U_PORT_L7_VENC_RCPU			MTK_M4U_DOM_ID(1, 7, 0)
+#define M4U_PORT_L7_VENC_REC			MTK_M4U_DOM_ID(1, 7, 1)
+#define M4U_PORT_L7_VENC_BSDMA			MTK_M4U_DOM_ID(1, 7, 2)
+#define M4U_PORT_L7_VENC_SV_COMV		MTK_M4U_DOM_ID(1, 7, 3)
+#define M4U_PORT_L7_VENC_RD_COMV		MTK_M4U_DOM_ID(1, 7, 4)
+#define M4U_PORT_L7_VENC_CUR_LUMA		MTK_M4U_DOM_ID(1, 7, 5)
+#define M4U_PORT_L7_VENC_CUR_CHROMA		MTK_M4U_DOM_ID(1, 7, 6)
+#define M4U_PORT_L7_VENC_REF_LUMA		MTK_M4U_DOM_ID(1, 7, 7)
+#define M4U_PORT_L7_VENC_REF_CHROMA		MTK_M4U_DOM_ID(1, 7, 8)
+#define M4U_PORT_L7_JPGENC_Y_RDMA		MTK_M4U_DOM_ID(1, 7, 9)
+#define M4U_PORT_L7_JPGENC_Q_RDMA		MTK_M4U_DOM_ID(1, 7, 10)
+#define M4U_PORT_L7_JPGENC_C_TABLE		MTK_M4U_DOM_ID(1, 7, 11)
+#define M4U_PORT_L7_JPGENC_BSDMA		MTK_M4U_DOM_ID(1, 7, 12)
+#define M4U_PORT_L7_VENC_SUB_R_LUMA		MTK_M4U_DOM_ID(1, 7, 13)
+#define M4U_PORT_L7_VENC_SUB_W_LUMA		MTK_M4U_DOM_ID(1, 7, 14)
+
+/* larb9 */
+#define M4U_PORT_L9_IMG_IMGI_D1			MTK_M4U_DOM_ID(2, 9, 0)
+#define M4U_PORT_L9_IMG_IMGBI_D1		MTK_M4U_DOM_ID(2, 9, 1)
+#define M4U_PORT_L9_IMG_DMGI_D1			MTK_M4U_DOM_ID(2, 9, 2)
+#define M4U_PORT_L9_IMG_DEPI_D1			MTK_M4U_DOM_ID(2, 9, 3)
+#define M4U_PORT_L9_IMG_ICE_D1			MTK_M4U_DOM_ID(2, 9, 4)
+#define M4U_PORT_L9_IMG_SMTI_D1			MTK_M4U_DOM_ID(2, 9, 5)
+#define M4U_PORT_L9_IMG_SMTO_D2			MTK_M4U_DOM_ID(2, 9, 6)
+#define M4U_PORT_L9_IMG_SMTO_D1			MTK_M4U_DOM_ID(2, 9, 7)
+#define M4U_PORT_L9_IMG_CRZO_D1			MTK_M4U_DOM_ID(2, 9, 8)
+#define M4U_PORT_L9_IMG_IMG3O_D1		MTK_M4U_DOM_ID(2, 9, 9)
+#define M4U_PORT_L9_IMG_VIPI_D1			MTK_M4U_DOM_ID(2, 9, 10)
+#define M4U_PORT_L9_IMG_SMTI_D5			MTK_M4U_DOM_ID(2, 9, 11)
+#define M4U_PORT_L9_IMG_TIMGO_D1		MTK_M4U_DOM_ID(2, 9, 12)
+#define M4U_PORT_L9_IMG_UFBC_W0			MTK_M4U_DOM_ID(2, 9, 13)
+#define M4U_PORT_L9_IMG_UFBC_R0			MTK_M4U_DOM_ID(2, 9, 14)
+
+/* larb10: null */
+
+/* larb11 */
+#define M4U_PORT_L11_IMG_IMGI_D1		MTK_M4U_DOM_ID(2, 11, 0)
+#define M4U_PORT_L11_IMG_IMGBI_D1		MTK_M4U_DOM_ID(2, 11, 1)
+#define M4U_PORT_L11_IMG_DMGI_D1		MTK_M4U_DOM_ID(2, 11, 2)
+#define M4U_PORT_L11_IMG_DEPI_D1		MTK_M4U_DOM_ID(2, 11, 3)
+#define M4U_PORT_L11_IMG_ICE_D1			MTK_M4U_DOM_ID(2, 11, 4)
+#define M4U_PORT_L11_IMG_SMTI_D1		MTK_M4U_DOM_ID(2, 11, 5)
+#define M4U_PORT_L11_IMG_SMTO_D2		MTK_M4U_DOM_ID(2, 11, 6)
+#define M4U_PORT_L11_IMG_SMTO_D1		MTK_M4U_DOM_ID(2, 11, 7)
+#define M4U_PORT_L11_IMG_CRZO_D1		MTK_M4U_DOM_ID(2, 11, 8)
+#define M4U_PORT_L11_IMG_IMG3O_D1		MTK_M4U_DOM_ID(2, 11, 9)
+#define M4U_PORT_L11_IMG_VIPI_D1		MTK_M4U_DOM_ID(2, 11, 10)
+#define M4U_PORT_L11_IMG_SMTI_D5		MTK_M4U_DOM_ID(2, 11, 11)
+#define M4U_PORT_L11_IMG_TIMGO_D1		MTK_M4U_DOM_ID(2, 11, 12)
+#define M4U_PORT_L11_IMG_UFBC_W0		MTK_M4U_DOM_ID(2, 11, 13)
+#define M4U_PORT_L11_IMG_UFBC_R0		MTK_M4U_DOM_ID(2, 11, 14)
+#define M4U_PORT_L11_IMG_WPE_RDMA1		MTK_M4U_DOM_ID(2, 11, 15)
+#define M4U_PORT_L11_IMG_WPE_RDMA0		MTK_M4U_DOM_ID(2, 11, 16)
+#define M4U_PORT_L11_IMG_WPE_WDMA		MTK_M4U_DOM_ID(2, 11, 17)
+#define M4U_PORT_L11_IMG_MFB_RDMA0		MTK_M4U_DOM_ID(2, 11, 18)
+#define M4U_PORT_L11_IMG_MFB_RDMA1		MTK_M4U_DOM_ID(2, 11, 19)
+#define M4U_PORT_L11_IMG_MFB_RDMA2		MTK_M4U_DOM_ID(2, 11, 20)
+#define M4U_PORT_L11_IMG_MFB_RDMA3		MTK_M4U_DOM_ID(2, 11, 21)
+#define M4U_PORT_L11_IMG_MFB_RDMA4		MTK_M4U_DOM_ID(2, 11, 22)
+#define M4U_PORT_L11_IMG_MFB_RDMA5		MTK_M4U_DOM_ID(2, 11, 23)
+#define M4U_PORT_L11_IMG_MFB_WDMA0		MTK_M4U_DOM_ID(2, 11, 24)
+#define M4U_PORT_L11_IMG_MFB_WDMA1		MTK_M4U_DOM_ID(2, 11, 25)
+
+/* larb12: null */
+
+/* larb13 */
+#define M4U_PORT_L13_CAM_MRAWI			MTK_M4U_DOM_ID(2, 13, 0)
+#define M4U_PORT_L13_CAM_MRAWO0			MTK_M4U_DOM_ID(2, 13, 1)
+#define M4U_PORT_L13_CAM_MRAWO1			MTK_M4U_DOM_ID(2, 13, 2)
+#define M4U_PORT_L13_CAM_CAMSV1			MTK_M4U_DOM_ID(2, 13, 3)
+#define M4U_PORT_L13_CAM_CAMSV2			MTK_M4U_DOM_ID(2, 13, 4)
+#define M4U_PORT_L13_CAM_CAMSV3			MTK_M4U_DOM_ID(2, 13, 5)
+#define M4U_PORT_L13_CAM_CAMSV4			MTK_M4U_DOM_ID(2, 13, 6)
+#define M4U_PORT_L13_CAM_CAMSV5			MTK_M4U_DOM_ID(2, 13, 7)
+#define M4U_PORT_L13_CAM_CAMSV6			MTK_M4U_DOM_ID(2, 13, 8)
+#define M4U_PORT_L13_CAM_CCUI			MTK_M4U_DOM_ID(3, 13, 9)
+#define M4U_PORT_L13_CAM_CCUO			MTK_M4U_DOM_ID(3, 13, 10)
+#define M4U_PORT_L13_CAM_FAKE			MTK_M4U_DOM_ID(2, 13, 11)
+
+/* larb14 */
+#define M4U_PORT_L14_CAM_RESERVE1		MTK_M4U_DOM_ID(2, 14, 0)
+#define M4U_PORT_L14_CAM_RESERVE2		MTK_M4U_DOM_ID(2, 14, 1)
+#define M4U_PORT_L14_CAM_RESERVE3		MTK_M4U_DOM_ID(2, 14, 2)
+#define M4U_PORT_L14_CAM_CAMSV0			MTK_M4U_DOM_ID(2, 14, 3)
+#define M4U_PORT_L14_CAM_CCUI			MTK_M4U_DOM_ID(4, 14, 4)
+#define M4U_PORT_L14_CAM_CCUO			MTK_M4U_DOM_ID(4, 14, 5)
+
+/* larb15: null */
+
+/* larb16 */
+#define M4U_PORT_L16_CAM_IMGO_R1_A		MTK_M4U_DOM_ID(2, 16, 0)
+#define M4U_PORT_L16_CAM_RRZO_R1_A		MTK_M4U_DOM_ID(2, 16, 1)
+#define M4U_PORT_L16_CAM_CQI_R1_A		MTK_M4U_DOM_ID(2, 16, 2)
+#define M4U_PORT_L16_CAM_BPCI_R1_A		MTK_M4U_DOM_ID(2, 16, 3)
+#define M4U_PORT_L16_CAM_YUVO_R1_A		MTK_M4U_DOM_ID(2, 16, 4)
+#define M4U_PORT_L16_CAM_UFDI_R2_A		MTK_M4U_DOM_ID(2, 16, 5)
+#define M4U_PORT_L16_CAM_RAWI_R2_A		MTK_M4U_DOM_ID(2, 16, 6)
+#define M4U_PORT_L16_CAM_RAWI_R3_A		MTK_M4U_DOM_ID(2, 16, 7)
+#define M4U_PORT_L16_CAM_AAO_R1_A		MTK_M4U_DOM_ID(2, 16, 8)
+#define M4U_PORT_L16_CAM_AFO_R1_A		MTK_M4U_DOM_ID(2, 16, 9)
+#define M4U_PORT_L16_CAM_FLKO_R1_A		MTK_M4U_DOM_ID(2, 16, 10)
+#define M4U_PORT_L16_CAM_LCESO_R1_A		MTK_M4U_DOM_ID(2, 16, 11)
+#define M4U_PORT_L16_CAM_CRZO_R1_A		MTK_M4U_DOM_ID(2, 16, 12)
+#define M4U_PORT_L16_CAM_LTMSO_R1_A		MTK_M4U_DOM_ID(2, 16, 13)
+#define M4U_PORT_L16_CAM_RSSO_R1_A		MTK_M4U_DOM_ID(2, 16, 14)
+#define M4U_PORT_L16_CAM_AAHO_R1_A		MTK_M4U_DOM_ID(2, 16, 15)
+#define M4U_PORT_L16_CAM_LSCI_R1_A		MTK_M4U_DOM_ID(2, 16, 16)
+
+/* larb17 */
+#define M4U_PORT_L17_CAM_IMGO_R1_B		MTK_M4U_DOM_ID(2, 17, 0)
+#define M4U_PORT_L17_CAM_RRZO_R1_B		MTK_M4U_DOM_ID(2, 17, 1)
+#define M4U_PORT_L17_CAM_CQI_R1_B		MTK_M4U_DOM_ID(2, 17, 2)
+#define M4U_PORT_L17_CAM_BPCI_R1_B		MTK_M4U_DOM_ID(2, 17, 3)
+#define M4U_PORT_L17_CAM_YUVO_R1_B		MTK_M4U_DOM_ID(2, 17, 4)
+#define M4U_PORT_L17_CAM_UFDI_R2_B		MTK_M4U_DOM_ID(2, 17, 5)
+#define M4U_PORT_L17_CAM_RAWI_R2_B		MTK_M4U_DOM_ID(2, 17, 6)
+#define M4U_PORT_L17_CAM_RAWI_R3_B		MTK_M4U_DOM_ID(2, 17, 7)
+#define M4U_PORT_L17_CAM_AAO_R1_B		MTK_M4U_DOM_ID(2, 17, 8)
+#define M4U_PORT_L17_CAM_AFO_R1_B		MTK_M4U_DOM_ID(2, 17, 9)
+#define M4U_PORT_L17_CAM_FLKO_R1_B		MTK_M4U_DOM_ID(2, 17, 10)
+#define M4U_PORT_L17_CAM_LCESO_R1_B		MTK_M4U_DOM_ID(2, 17, 11)
+#define M4U_PORT_L17_CAM_CRZO_R1_B		MTK_M4U_DOM_ID(2, 17, 12)
+#define M4U_PORT_L17_CAM_LTMSO_R1_B		MTK_M4U_DOM_ID(2, 17, 13)
+#define M4U_PORT_L17_CAM_RSSO_R1_B		MTK_M4U_DOM_ID(2, 17, 14)
+#define M4U_PORT_L17_CAM_AAHO_R1_B		MTK_M4U_DOM_ID(2, 17, 15)
+#define M4U_PORT_L17_CAM_LSCI_R1_B		MTK_M4U_DOM_ID(2, 17, 16)
+
+/* larb18 */
+#define M4U_PORT_L18_CAM_IMGO_R1_C		MTK_M4U_DOM_ID(2, 18, 0)
+#define M4U_PORT_L18_CAM_RRZO_R1_C		MTK_M4U_DOM_ID(2, 18, 1)
+#define M4U_PORT_L18_CAM_CQI_R1_C		MTK_M4U_DOM_ID(2, 18, 2)
+#define M4U_PORT_L18_CAM_BPCI_R1_C		MTK_M4U_DOM_ID(2, 18, 3)
+#define M4U_PORT_L18_CAM_YUVO_R1_C		MTK_M4U_DOM_ID(2, 18, 4)
+#define M4U_PORT_L18_CAM_UFDI_R2_C		MTK_M4U_DOM_ID(2, 18, 5)
+#define M4U_PORT_L18_CAM_RAWI_R2_C		MTK_M4U_DOM_ID(2, 18, 6)
+#define M4U_PORT_L18_CAM_RAWI_R3_C		MTK_M4U_DOM_ID(2, 18, 7)
+#define M4U_PORT_L18_CAM_AAO_R1_C		MTK_M4U_DOM_ID(2, 18, 8)
+#define M4U_PORT_L18_CAM_AFO_R1_C		MTK_M4U_DOM_ID(2, 18, 9)
+#define M4U_PORT_L18_CAM_FLKO_R1_C		MTK_M4U_DOM_ID(2, 18, 10)
+#define M4U_PORT_L18_CAM_LCESO_R1_C		MTK_M4U_DOM_ID(2, 18, 11)
+#define M4U_PORT_L18_CAM_CRZO_R1_C		MTK_M4U_DOM_ID(2, 18, 12)
+#define M4U_PORT_L18_CAM_LTMSO_R1_C		MTK_M4U_DOM_ID(2, 18, 13)
+#define M4U_PORT_L18_CAM_RSSO_R1_C		MTK_M4U_DOM_ID(2, 18, 14)
+#define M4U_PORT_L18_CAM_AAHO_R1_C		MTK_M4U_DOM_ID(2, 18, 15)
+#define M4U_PORT_L18_CAM_LSCI_R1_C		MTK_M4U_DOM_ID(2, 18, 16)
+
+/* larb19 */
+#define M4U_PORT_L19_IPE_DVS_RDMA		MTK_M4U_DOM_ID(2, 19, 0)
+#define M4U_PORT_L19_IPE_DVS_WDMA		MTK_M4U_DOM_ID(2, 19, 1)
+#define M4U_PORT_L19_IPE_DVP_RDMA		MTK_M4U_DOM_ID(2, 19, 2)
+#define M4U_PORT_L19_IPE_DVP_WDMA		MTK_M4U_DOM_ID(2, 19, 3)
+
+/* larb20 */
+#define M4U_PORT_L20_IPE_FDVT_RDA		MTK_M4U_DOM_ID(2, 20, 0)
+#define M4U_PORT_L20_IPE_FDVT_RDB		MTK_M4U_DOM_ID(2, 20, 1)
+#define M4U_PORT_L20_IPE_FDVT_WRA		MTK_M4U_DOM_ID(2, 20, 2)
+#define M4U_PORT_L20_IPE_FDVT_WRB		MTK_M4U_DOM_ID(2, 20, 3)
+#define M4U_PORT_L20_IPE_RSC_RDMA0		MTK_M4U_DOM_ID(2, 20, 4)
+#define M4U_PORT_L20_IPE_RSC_WDMA		MTK_M4U_DOM_ID(2, 20, 5)
+
+#endif