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Subject[PATCH v3 1/3] dt-bindings: mediatek: Add binding for MT6779 SMI
Date
This patch add description for MT6779 SMI.
There are GALS in smi-larb but without clock of GALS alone.

changelog since v2:
Add GALS for mt6779 in smi-common.txt

Signed-off-by: Ming-Fan Chen <ming-fan.chen@mediatek.com>
---
.../memory-controllers/mediatek,smi-common.txt | 5 +++--
.../memory-controllers/mediatek,smi-larb.txt | 3 ++-
2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt
index b478ade..b645736 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, mt6779, mt8173 and mt8183.

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
@@ -18,6 +18,7 @@ Required properties:
- compatible : must be one of :
"mediatek,mt2701-smi-common"
"mediatek,mt2712-smi-common"
+ "mediatek,mt6779-smi-common"
"mediatek,mt7623-smi-common", "mediatek,mt2701-smi-common"
"mediatek,mt8173-smi-common"
"mediatek,mt8183-smi-common"
@@ -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: mt6779 and mt8183.

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 4b369b3..8f19dfe 100644
--- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
@@ -6,6 +6,7 @@ Required properties:
- compatible : must be one of :
"mediatek,mt2701-smi-larb"
"mediatek,mt2712-smi-larb"
+ "mediatek,mt6779-smi-larb"
"mediatek,mt7623-smi-larb", "mediatek,mt2701-smi-larb"
"mediatek,mt8173-smi-larb"
"mediatek,mt8183-smi-larb"
@@ -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, mt6779 and mt7623:
- mediatek,larb-id :the hardware id of this larb.

Example:
--
1.7.9.5
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