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[v4,1/2] dt-bindings: timer: mediatek: Add CPUX System Timer and MT6795 compatible

Message ID 20220613133819.35318-2-angelogioacchino.delregno@collabora.com (mailing list archive)
State New, archived
Headers show
Series MediaTek SoC ARM/ARM64 System Timer | expand

Commit Message

AngeloGioacchino Del Regno June 13, 2022, 1:38 p.m. UTC 
Document the "CPUXGPT" CPU General Purpose Timer, used as ARM/ARM64
System Timer on MediaTek platforms and add the MT6795 compatible for it.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
---
 .../devicetree/bindings/timer/mediatek,mtk-timer.txt        | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
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Patch

diff --git a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
index 6f1f9dba6e88..f1c848af91d3 100644
--- a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
+++ b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
@@ -1,7 +1,8 @@ 
 MediaTek Timers
 ---------------
 
-MediaTek SoCs have two different timers on different platforms,
+MediaTek SoCs have different timers on different platforms,
+- CPUX (ARM/ARM64 System Timer)
 - GPT (General Purpose Timer)
 - SYST (System Timer)
 
@@ -29,6 +30,9 @@  Required properties:
 	* "mediatek,mt7629-timer" for MT7629 compatible timers (SYST)
 	* "mediatek,mt6765-timer" for MT6765 and all above compatible timers (SYST)
 
+	For those SoCs that use CPUX
+	* "mediatek,mt6795-systimer" for MT6795 compatible timers (CPUX)
+
 - reg: Should contain location and length for timer register.
 - clocks: Should contain system clock.