From 890e1df1bec891d9203724541e81f8fbe5183388 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 19 Feb 2024 01:57:06 +0000
Subject: [PATCH] default settings GPIO PA4 PA6 PA3 PB5

---
 kernel/drivers/usb/chipidea/ci_hdrc_usb2.c |   30 ++++++++++++++++++------------
 1 files changed, 18 insertions(+), 12 deletions(-)

diff --git a/kernel/drivers/usb/chipidea/ci_hdrc_usb2.c b/kernel/drivers/usb/chipidea/ci_hdrc_usb2.c
index c044fba..89e1d82 100644
--- a/kernel/drivers/usb/chipidea/ci_hdrc_usb2.c
+++ b/kernel/drivers/usb/chipidea/ci_hdrc_usb2.c
@@ -28,13 +28,19 @@
 	.flags		= CI_HDRC_DISABLE_STREAMING,
 };
 
-static struct ci_hdrc_platform_data ci_zynq_pdata = {
+static const struct ci_hdrc_platform_data ci_zynq_pdata = {
 	.capoffset	= DEF_CAPOFFSET,
 };
 
+static const struct ci_hdrc_platform_data ci_zevio_pdata = {
+	.capoffset	= DEF_CAPOFFSET,
+	.flags		= CI_HDRC_REGS_SHARED | CI_HDRC_FORCE_FULLSPEED,
+};
+
 static const struct of_device_id ci_hdrc_usb2_of_match[] = {
-	{ .compatible = "chipidea,usb2"},
-	{ .compatible = "xlnx,zynq-usb-2.20a", .data = &ci_zynq_pdata},
+	{ .compatible = "chipidea,usb2" },
+	{ .compatible = "xlnx,zynq-usb-2.20a", .data = &ci_zynq_pdata },
+	{ .compatible = "lsi,zevio-usb", .data = &ci_zevio_pdata },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, ci_hdrc_usb2_of_match);
@@ -64,13 +70,14 @@
 	if (!priv)
 		return -ENOMEM;
 
-	priv->clk = devm_clk_get(dev, NULL);
-	if (!IS_ERR(priv->clk)) {
-		ret = clk_prepare_enable(priv->clk);
-		if (ret) {
-			dev_err(dev, "failed to enable the clock: %d\n", ret);
-			return ret;
-		}
+	priv->clk = devm_clk_get_optional(dev, NULL);
+	if (IS_ERR(priv->clk))
+		return PTR_ERR(priv->clk);
+
+	ret = clk_prepare_enable(priv->clk);
+	if (ret) {
+		dev_err(dev, "failed to enable the clock: %d\n", ret);
+		return ret;
 	}
 
 	ci_pdata->name = dev_name(dev);
@@ -94,8 +101,7 @@
 	return 0;
 
 clk_err:
-	if (!IS_ERR(priv->clk))
-		clk_disable_unprepare(priv->clk);
+	clk_disable_unprepare(priv->clk);
 	return ret;
 }
 

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