linux-kernel - [PATCH v2 16/18] clk: qcom: videocc-sm8350: Set delay for Venus CLK resets

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Message-Id: <20240105-topic-venus_reset-v2-16-c37eba13b5ce@linaro.org>
Date: Tue, 06 Feb 2024 19:43:49 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>, 
 linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Dikshita Agarwal <quic_dikshita@...cinc.com>, 
 Vikash Garodia <quic_vgarodia@...cinc.com>, 
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v2 16/18] clk: qcom: videocc-sm8350: Set delay for Venus
 CLK resets

Some Venus resets may require more time when toggling. Describe that.

The value is known for SM8350, see [1].

[1] https://git.codelinaro.org/clo/la/platform/vendor/opensource/video-driver/-/commit/dfe241edf23daf3c1ccbb79b02798965123fad98
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/clk/qcom/videocc-sm8350.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/qcom/videocc-sm8350.c b/drivers/clk/qcom/videocc-sm8350.c
index 7246f3c99492..8db2bb995558 100644
--- a/drivers/clk/qcom/videocc-sm8350.c
+++ b/drivers/clk/qcom/videocc-sm8350.c
@@ -488,10 +488,10 @@ static struct clk_regmap *video_cc_sm8350_clocks[] = {
 static const struct qcom_reset_map video_cc_sm8350_resets[] = {
 	[VIDEO_CC_CVP_INTERFACE_BCR] = { 0xe54 },
 	[VIDEO_CC_CVP_MVS0_BCR] = { 0xd14 },
-	[VIDEO_CC_MVS0C_CLK_ARES] = { 0xc34, 2 },
+	[VIDEO_CC_MVS0C_CLK_ARES] = { .reg = 0xc34, .bit = 2, .udelay = 400 },
 	[VIDEO_CC_CVP_MVS0C_BCR] = { 0xbf4 },
 	[VIDEO_CC_CVP_MVS1_BCR] = { 0xd94 },
-	[VIDEO_CC_MVS1C_CLK_ARES] = { 0xcd4, 2 },
+	[VIDEO_CC_MVS1C_CLK_ARES] = { .reg = 0xcd4, .bit = 2, .udelay = 400 },
 	[VIDEO_CC_CVP_MVS1C_BCR] = { 0xc94 },
 };
 

-- 
2.43.0