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From: Taniya Das <tdas@codeaurora.org>
To: "Stephen Boyd" <sboyd@kernel.org>,
	"Michael Turquette  " <mturquette@baylibre.com>
Cc: Rajendra Nayak <rnayak@codeaurora.org>,
	linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, robh@kernel.org, robh+dt@kernel.org,
	Taniya Das <tdas@codeaurora.org>
Subject: [PATCH v2 1/5] clk: qcom: clk-alpha-pll: Increase PLL lock detect poll time
Date: Mon, 20 Dec 2021 22:13:54 +0530	[thread overview]
Message-ID: <1640018638-19436-2-git-send-email-tdas@codeaurora.org> (raw)
In-Reply-To: <1640018638-19436-1-git-send-email-tdas@codeaurora.org>

PLL poll for lock detection can take more than 100us for certain type
of Lucid PLLs and also the new PLLs types(Lucid EVO), thus update to 200us.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
---
 drivers/clk/qcom/clk-alpha-pll.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index 0bbfc4d..4406cf6 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -223,7 +223,7 @@ static int wait_for_pll(struct clk_alpha_pll *pll, u32 mask, bool inverse,
 	if (ret)
 		return ret;

-	for (count = 100; count > 0; count--) {
+	for (count = 200; count > 0; count--) {
 		ret = regmap_read(pll->clkr.regmap, PLL_MODE(pll), &val);
 		if (ret)
 			return ret;
--
Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member
of the Code Aurora Forum, hosted by the  Linux Foundation.


  reply	other threads:[~2021-12-20 16:44 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-20 16:43 [PATCH v2 0/5] Add support for LPASS Core and Audio Clock for SC7280 Taniya Das
2021-12-20 16:43 ` Taniya Das [this message]
2022-01-05 23:56   ` [PATCH v2 1/5] clk: qcom: clk-alpha-pll: Increase PLL lock detect poll time Stephen Boyd
2022-01-06  1:19   ` Stephen Boyd
2021-12-20 16:43 ` [PATCH v2 2/5] clk: Enable/Disable runtime PM for clk_summary Taniya Das
2022-01-06  1:20   ` Stephen Boyd
2021-12-20 16:43 ` [PATCH v2 3/5] clk: qcom: gcc-sc7280: Mark gcc_cfg_noc_lpass_clk always enabled Taniya Das
2022-01-06  1:20   ` Stephen Boyd
2021-12-20 16:43 ` [PATCH v2 4/5] dt-bindings: clock: Add YAML schemas for LPASS clocks on SC7280 Taniya Das
2021-12-20 16:43 ` [PATCH v2 5/5] clk: qcom: lpass: Add support for LPASS clock controller for SC7280 Taniya Das
2021-12-21  1:02   ` kernel test robot
2021-12-21  1:02     ` kernel test robot
2022-01-06  0:03     ` Stephen Boyd
2022-01-06  0:03       ` Stephen Boyd
2021-12-31  2:17   ` kernel test robot
2021-12-31  2:17     ` kernel test robot
2022-01-06  0:02   ` Stephen Boyd

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