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From: Johan Hovold <johan+linaro@kernel.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Kishon Vijay Abraham I <kishon@kernel.org>,
	Andy Gross <agross@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Johan Hovold <johan+linaro@kernel.org>
Subject: [PATCH v3 04/15] phy: qcom-qmp-combo: restructure PHY creation
Date: Mon, 21 Nov 2022 09:50:47 +0100	[thread overview]
Message-ID: <20221121085058.31213-5-johan+linaro@kernel.org> (raw)
In-Reply-To: <20221121085058.31213-1-johan+linaro@kernel.org>

In preparation for supporting devicetree bindings which do not use child
nodes, move the PHY creation to probe() proper and parse the serdes,
dp_com and dp_serdes resources in a dedicated legacy devicetree helper.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 89 ++++++++++++-----------
 1 file changed, 48 insertions(+), 41 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
index 5da42a4e5bf6..85def6560e43 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
@@ -2471,11 +2471,9 @@ static int phy_dp_clks_register(struct qmp_combo *qmp, struct device_node *np)
 	return devm_add_action_or_reset(qmp->dev, phy_clk_release_provider, np);
 }
 
-static int qmp_combo_create_dp(struct qmp_combo *qmp, struct device_node *np)
+static int qmp_combo_parse_dt_lecacy_dp(struct qmp_combo *qmp, struct device_node *np)
 {
 	struct device *dev = qmp->dev;
-	struct phy *generic_phy;
-	int ret;
 
 	/*
 	 * Get memory resources from the DP child node:
@@ -2496,25 +2494,13 @@ static int qmp_combo_create_dp(struct qmp_combo *qmp, struct device_node *np)
 	if (IS_ERR(qmp->dp_tx2))
 		return PTR_ERR(qmp->dp_tx2);
 
-	generic_phy = devm_phy_create(dev, np, &qmp_combo_dp_phy_ops);
-	if (IS_ERR(generic_phy)) {
-		ret = PTR_ERR(generic_phy);
-		dev_err(dev, "failed to create DP PHY: %d\n", ret);
-		return ret;
-	}
-
-	qmp->dp_phy = generic_phy;
-	phy_set_drvdata(generic_phy, qmp);
-
 	return 0;
 }
 
-static int qmp_combo_create_usb(struct qmp_combo *qmp, struct device_node *np)
+static int qmp_combo_parse_dt_lecacy_usb(struct qmp_combo *qmp, struct device_node *np)
 {
 	const struct qmp_phy_cfg *cfg = qmp->cfg;
 	struct device *dev = qmp->dev;
-	struct phy *generic_phy;
-	int ret;
 
 	/*
 	 * Get memory resources from the USB child node:
@@ -2556,15 +2542,34 @@ static int qmp_combo_create_usb(struct qmp_combo *qmp, struct device_node *np)
 				     "failed to get pipe clock\n");
 	}
 
-	generic_phy = devm_phy_create(dev, np, &qmp_combo_usb_phy_ops);
-	if (IS_ERR(generic_phy)) {
-		ret = PTR_ERR(generic_phy);
-		dev_err(dev, "failed to create USB PHY: %d\n", ret);
+	return 0;
+}
+
+static int qmp_combo_parse_dt_legacy(struct qmp_combo *qmp, struct device_node *usb_np,
+					struct device_node *dp_np)
+{
+	struct platform_device *pdev = to_platform_device(qmp->dev);
+	int ret;
+
+	qmp->serdes = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(qmp->serdes))
+		return PTR_ERR(qmp->serdes);
+
+	qmp->dp_com = devm_platform_ioremap_resource(pdev, 1);
+	if (IS_ERR(qmp->dp_com))
+		return PTR_ERR(qmp->dp_com);
+
+	qmp->dp_serdes = devm_platform_ioremap_resource(pdev, 2);
+	if (IS_ERR(qmp->dp_serdes))
+		return PTR_ERR(qmp->dp_serdes);
+
+	ret = qmp_combo_parse_dt_lecacy_usb(qmp, usb_np);
+	if (ret)
 		return ret;
-	}
 
-	qmp->usb_phy = generic_phy;
-	phy_set_drvdata(generic_phy, qmp);
+	ret = qmp_combo_parse_dt_lecacy_dp(qmp, dp_np);
+	if (ret)
+		return ret;
 
 	return 0;
 }
@@ -2587,18 +2592,6 @@ static int qmp_combo_probe(struct platform_device *pdev)
 	if (!qmp->cfg)
 		return -EINVAL;
 
-	qmp->serdes = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(qmp->serdes))
-		return PTR_ERR(qmp->serdes);
-
-	qmp->dp_com = devm_platform_ioremap_resource(pdev, 1);
-	if (IS_ERR(qmp->dp_com))
-		return PTR_ERR(qmp->dp_com);
-
-	qmp->dp_serdes = devm_platform_ioremap_resource(pdev, 2);
-	if (IS_ERR(qmp->dp_serdes))
-		return PTR_ERR(qmp->dp_serdes);
-
 	mutex_init(&qmp->phy_mutex);
 
 	ret = qmp_combo_clk_init(qmp);
@@ -2623,6 +2616,10 @@ static int qmp_combo_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
+	ret = qmp_combo_parse_dt_legacy(qmp, usb_np, dp_np);
+	if (ret)
+		goto err_node_put;
+
 	pm_runtime_set_active(dev);
 	ret = devm_pm_runtime_enable(dev);
 	if (ret)
@@ -2633,21 +2630,31 @@ static int qmp_combo_probe(struct platform_device *pdev)
 	 */
 	pm_runtime_forbid(dev);
 
-	ret = qmp_combo_create_usb(qmp, usb_np);
+	ret = phy_pipe_clk_register(qmp, usb_np);
 	if (ret)
 		goto err_node_put;
 
-	ret = phy_pipe_clk_register(qmp, usb_np);
+	ret = phy_dp_clks_register(qmp, dp_np);
 	if (ret)
 		goto err_node_put;
 
-	ret = qmp_combo_create_dp(qmp, dp_np);
-	if (ret)
+	qmp->usb_phy = devm_phy_create(dev, usb_np, &qmp_combo_usb_phy_ops);
+	if (IS_ERR(qmp->usb_phy)) {
+		ret = PTR_ERR(qmp->usb_phy);
+		dev_err(dev, "failed to create USB PHY: %d\n", ret);
 		goto err_node_put;
+	}
 
-	ret = phy_dp_clks_register(qmp, dp_np);
-	if (ret)
+	phy_set_drvdata(qmp->usb_phy, qmp);
+
+	qmp->dp_phy = devm_phy_create(dev, dp_np, &qmp_combo_dp_phy_ops);
+	if (IS_ERR(qmp->dp_phy)) {
+		ret = PTR_ERR(qmp->dp_phy);
+		dev_err(dev, "failed to create DP PHY: %d\n", ret);
 		goto err_node_put;
+	}
+
+	phy_set_drvdata(qmp->dp_phy, qmp);
 
 	phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
 
-- 
2.37.4


  parent reply	other threads:[~2022-11-21  8:52 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-21  8:50 [PATCH v3 00/15] phy: qcom-qmp-combo: fix sc8280xp binding (set 3/3) Johan Hovold
2022-11-21  8:50 ` [PATCH v3 01/15] dt-bindings: phy: qcom,qmp-usb3-dp: rename current bindings Johan Hovold
2022-11-21  8:50 ` [PATCH v3 02/15] dt-bindings: phy: qcom,qmp-usb3-dp: fix sc8280xp binding Johan Hovold
2022-11-21  8:50 ` [PATCH v3 03/15] phy: qcom-qmp-combo: drop v4 reference-clock source Johan Hovold
2022-11-21  8:50 ` Johan Hovold [this message]
2022-11-21  8:50 ` [PATCH v3 05/15] phy: qcom-qmp-combo: generate pipe clock name Johan Hovold
2022-11-21  8:50 ` [PATCH v3 06/15] phy: qcom-qmp-combo: drop redundant clock structure Johan Hovold
2022-11-21  8:50 ` [PATCH v3 07/15] phy: qcom-qmp-combo: drop redundant clock allocation Johan Hovold
2022-11-21  8:50 ` [PATCH v3 08/15] phy: qcom-qmp-combo: add clock registration helper Johan Hovold
2022-11-21  8:50 ` [PATCH v3 09/15] phy: qcom-qmp-combo: separate clock and provider registration Johan Hovold
2022-11-21  8:50 ` [PATCH v3 10/15] phy: qcom-qmp-combo: clean up DP clock callbacks Johan Hovold
2022-11-21  8:50 ` [PATCH v3 11/15] phy: qcom-qmp-combo: rename common-register pointers Johan Hovold
2022-11-21  8:50 ` [PATCH v3 12/15] phy: qcom-qmp-combo: rename DP_PHY register pointer Johan Hovold
2022-11-21  8:50 ` [PATCH v3 13/15] phy: qcom-qmp-combo: add support for updated sc8280xp binding Johan Hovold
2022-11-21  8:50 ` [PATCH v3 14/15] arm64: dts: qcom: sc8280xp: fix primary USB-DP PHY reset Johan Hovold
2022-11-21  8:50 ` [PATCH v3 15/15] arm64: dts: qcom: sc8280xp: fix USB-DP PHY nodes Johan Hovold
2022-12-01 14:12   ` Krzysztof Kozlowski
2022-12-05 11:56     ` Johan Hovold
2022-11-24 17:22 ` [PATCH v3 00/15] phy: qcom-qmp-combo: fix sc8280xp binding (set 3/3) Vinod Koul
2022-12-27 17:43 ` (subset) " Bjorn Andersson

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