netdev - [PATCH 01/26] clk: mediatek: Add defines for vote

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Message-ID: <20250307032942.10447-2-guangjie.song@mediatek.com>
Date: Fri, 7 Mar 2025 11:26:57 +0800
From: Guangjie Song <guangjie.song@...iatek.com>
To: Michael Turquette <mturquette@...libre.com>, Stephen Boyd
	<sboyd@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
	<krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
	<matthias.bgg@...il.com>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@...labora.com>, Richard Cochran
	<richardcochran@...il.com>
CC: <linux-clk@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>, <netdev@...r.kernel.org>, Guangjie Song
	<guangjie.song@...iatek.com>,
	<Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: [PATCH 01/26] clk: mediatek: Add defines for vote

Clock supports voting mechanism. If any xPU votes clock on, the clock keep
on.

Signed-off-by: Guangjie Song <guangjie.song@...iatek.com>
---
 drivers/clk/mediatek/clk-mtk.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index c17fe1c2d732..ba3917aabd83 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -20,6 +20,16 @@
 
 #define MHZ (1000 * 1000)
 
+#define MTK_WAIT_VOTE_PREPARE_CNT	200000
+#define MTK_WAIT_VOTE_PREPARE_US	1
+#define MTK_WAIT_VOTE_DONE_CNT		5000000
+#define MTK_WAIT_VOTE_DONE_US		1
+#define MTK_WAIT_FENC_DONE_CNT		5000000
+#define MTK_WAIT_FENC_DONE_US		1
+
+#define CLK_USE_VOTE	BIT(30)
+#define CLK_FENC_ENABLE	BIT(31)
+
 struct platform_device;
 
 /*
-- 
2.45.2