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From 96ef94902f0ce507d21cefb3ffaf841640556cff Mon Sep 17 00:00:00 2001
From: Taniya Das <quic_tdas@quicinc.com>
Date: Tue, 31 Oct 2023 23:56:38 +0530
Subject: [PATCH 2/2] PENDING: clk: qcom: lpassaudiocc: Add support to skip PLL
configuration
On certain targets the PLL configuration should be skipped, thus add a
device property to support the same.
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
Signed-off-by: Atul Dhudase <quic_adhudase@quicinc.com>
Upstream-Status: Pending
---
drivers/clk/qcom/lpassaudiocc-sc7280.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/clk/qcom/lpassaudiocc-sc7280.c b/drivers/clk/qcom/lpassaudiocc-sc7280.c
index 134eb1529ede..5322ff53a3e1 100644
--- a/drivers/clk/qcom/lpassaudiocc-sc7280.c
+++ b/drivers/clk/qcom/lpassaudiocc-sc7280.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2021, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/clk-provider.h>
@@ -765,11 +766,13 @@ static int lpass_audio_cc_sc7280_probe(struct platform_device *pdev)
goto exit;
}
- clk_zonda_pll_configure(&lpass_audio_cc_pll, regmap, &lpass_audio_cc_pll_config);
+ if (!of_property_read_bool(pdev->dev.of_node, "qcom,adsp-skip-pll")) {
+ clk_zonda_pll_configure(&lpass_audio_cc_pll, regmap, &lpass_audio_cc_pll_config);
- /* PLL settings */
- regmap_write(regmap, 0x4, 0x3b);
- regmap_write(regmap, 0x8, 0xff05);
+ /* PLL settings */
+ regmap_write(regmap, 0x4, 0x3b);
+ regmap_write(regmap, 0x8, 0xff05);
+ }
ret = qcom_cc_really_probe(pdev, &lpass_audio_cc_sc7280_desc, regmap);
if (ret) {
@@ -777,6 +780,9 @@ static int lpass_audio_cc_sc7280_probe(struct platform_device *pdev)
goto exit;
}
+ lpass_audio_cc_sc7280_regmap_config.name = "lpassaudio_cc_reset";
+ lpass_audio_cc_sc7280_regmap_config.max_register = 0xc8;
+
ret = qcom_cc_probe_by_index(pdev, 1, &lpass_audio_cc_reset_sc7280_desc);
if (ret) {
dev_err(&pdev->dev, "Failed to register LPASS AUDIO CC Resets\n");
--
2.25.1
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