linux-kernel - [PATCH v2 2/3] clk: qcom: gcc-sdm845: use device tree match data

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Message-Id: <20220907223927.139858-3-mailingradian@gmail.com>
Date:   Wed,  7 Sep 2022 18:39:26 -0400
From:   Richard Acayan <mailingradian@...il.com>
To:     linux-arm-msm@...r.kernel.org
Cc:     andersson@...nel.org, agross@...nel.org,
        konrad.dybcio@...ainline.org, mturquette@...libre.com,
        sboyd@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, tdas@...eaurora.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, caleb@...nolly.tech,
        jo@...amily.in, Richard Acayan <mailingradian@...il.com>
Subject: [PATCH v2 2/3] clk: qcom: gcc-sdm845: use device tree match data

This driver will support more than one SoC's set of clocks, and set of
GDSCs. This behavior would be unclean with hard-coded static variables.
Support it by grabbing clocks, GDSCs, and BCRs in the match data.

Signed-off-by: Richard Acayan <mailingradian@...il.com>
---
 drivers/clk/qcom/gcc-sdm845.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/qcom/gcc-sdm845.c b/drivers/clk/qcom/gcc-sdm845.c
index 58aa3ec9a7fc..cd6e4e41dc9b 100644
--- a/drivers/clk/qcom/gcc-sdm845.c
+++ b/drivers/clk/qcom/gcc-sdm845.c
@@ -3574,7 +3574,7 @@ static const struct qcom_cc_desc gcc_sdm845_desc = {
 };
 
 static const struct of_device_id gcc_sdm845_match_table[] = {
-	{ .compatible = "qcom,gcc-sdm845" },
+	{ .compatible = "qcom,gcc-sdm845", .data = &gcc_sdm845_desc },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, gcc_sdm845_match_table);
@@ -3600,6 +3600,7 @@ static const struct clk_rcg_dfs_data gcc_dfs_clocks[] = {
 
 static int gcc_sdm845_probe(struct platform_device *pdev)
 {
+	const struct qcom_cc_desc *gcc_desc;
 	struct regmap *regmap;
 	int ret;
 
@@ -3616,7 +3617,8 @@ static int gcc_sdm845_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
-	return qcom_cc_really_probe(pdev, &gcc_sdm845_desc, regmap);
+	gcc_desc = of_device_get_match_data(&pdev->dev);
+	return qcom_cc_really_probe(pdev, gcc_desc, regmap);
 }
 
 static struct platform_driver gcc_sdm845_driver = {
-- 
2.37.3