From d724794b4534105e4169f8c9641235541bc7b74f Mon Sep 17 00:00:00 2001 From: Ming-Fan Chen Date: Wed, 8 Jan 2020 14:41:29 +0800 Subject: dt-bindings: mediatek: Add binding for MT6779 SMI 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 Acked-by: Rob Herring Link: https://lore.kernel.org/r/1578465691-30692-3-git-send-email-ming-fan.chen@mediatek.com Signed-off-by: Joerg Roedel --- .../devicetree/bindings/memory-controllers/mediatek,smi-common.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt') diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt index b478ade4da65..b64573680b42 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 { -- cgit