linux-kernel - [PATCH 1/2] dt-bindings: timer: mediatek: Add CPUX System Timer and MT6795 compatible

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Message-Id: <20220509102058.3064215-2-angelogioacchino.delregno@collabora.com>
Date:   Mon,  9 May 2022 12:20:57 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     daniel.lezcano@...aro.org
Cc:     tglx@...utronix.de, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, matthias.bgg@...il.com,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, konrad.dybcio@...ainline.org,
        marijn.suijten@...ainline.org, martin.botka@...ainline.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        paul.bouchara@...ainline.org,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Subject: [PATCH 1/2] dt-bindings: timer: mediatek: Add CPUX System Timer and MT6795 compatible

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@...labora.com>
---
 .../devicetree/bindings/timer/mediatek,mtk-timer.txt          | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
index fbd76a8e023b..2d139d24e535 100644
--- a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
+++ b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
@@ -2,6 +2,7 @@ MediaTek Timers
 ---------------
 
 MediaTek SoCs have two different timers on different platforms,
+- CPUX (ARM/ARM64 System Timer)
 - GPT (General Purpose Timer)
 - SYST (System Timer)
 
@@ -28,6 +29,9 @@ 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.
 
-- 
2.35.1