write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/phy/allwinner/phy-sun4i-usb.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Allwinner sun4i USB phy driver
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  *
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@@ -6,25 +7,16 @@
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  * Based on code from
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  * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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  *
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- * Modelled after: Samsung S5P/EXYNOS SoC series MIPI CSIS/DSIM DPHY driver
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+ * Modelled after: Samsung S5P/Exynos SoC series MIPI CSIS/DSIM DPHY driver
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  * Copyright (C) 2013 Samsung Electronics Co., Ltd.
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  * Author: Sylwester Nawrocki <s.nawrocki@samsung.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  */
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 #include <linux/clk.h>
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 #include <linux/delay.h>
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 #include <linux/err.h>
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 #include <linux/extcon-provider.h>
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+#include <linux/gpio/consumer.h>
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 #include <linux/io.h>
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 #include <linux/interrupt.h>
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 #include <linux/kernel.h>
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@@ -115,6 +107,7 @@
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 	sun8i_r40_phy,
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 	sun8i_v3s_phy,
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 	sun50i_a64_phy,
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+	sun50i_h6_phy,
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 };
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 struct sun4i_usb_phy_cfg {
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@@ -295,7 +288,8 @@
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 		return ret;
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 	}
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-	if (data->cfg->type == sun8i_a83t_phy) {
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+	if (data->cfg->type == sun8i_a83t_phy ||
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+	    data->cfg->type == sun50i_h6_phy) {
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 		if (phy->index == 0) {
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 			val = readl(data->base + data->cfg->phyctl_offset);
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 			val |= PHY_CTL_VBUSVLDEXT;
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@@ -344,7 +338,8 @@
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 	struct sun4i_usb_phy_data *data = to_sun4i_usb_phy_data(phy);
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 	if (phy->index == 0) {
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-		if (data->cfg->type == sun8i_a83t_phy) {
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+		if (data->cfg->type == sun8i_a83t_phy ||
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+		    data->cfg->type == sun50i_h6_phy) {
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 			void __iomem *phyctl = data->base +
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 				data->cfg->phyctl_offset;
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@@ -475,7 +470,8 @@
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 	return 0;
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 }
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-static int sun4i_usb_phy_set_mode(struct phy *_phy, enum phy_mode mode)
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+static int sun4i_usb_phy_set_mode(struct phy *_phy,
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+				  enum phy_mode mode, int submode)
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 {
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 	struct sun4i_usb_phy *phy = phy_get_drvdata(_phy);
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 	struct sun4i_usb_phy_data *data = to_sun4i_usb_phy_data(phy);
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@@ -967,6 +963,17 @@
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 	.phy0_dual_route = true,
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 };
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+static const struct sun4i_usb_phy_cfg sun50i_h6_cfg = {
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+	.num_phys = 4,
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+	.type = sun50i_h6_phy,
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+	.disc_thresh = 3,
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+	.phyctl_offset = REG_PHYCTL_A33,
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+	.dedicated_clocks = true,
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+	.enable_pmu_unk1 = true,
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+	.phy0_dual_route = true,
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+	.missing_phys = BIT(1) | BIT(2),
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+};
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+
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 static const struct of_device_id sun4i_usb_phy_of_match[] = {
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 	{ .compatible = "allwinner,sun4i-a10-usb-phy", .data = &sun4i_a10_cfg },
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 	{ .compatible = "allwinner,sun5i-a13-usb-phy", .data = &sun5i_a13_cfg },
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@@ -980,6 +987,7 @@
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 	{ .compatible = "allwinner,sun8i-v3s-usb-phy", .data = &sun8i_v3s_cfg },
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 	{ .compatible = "allwinner,sun50i-a64-usb-phy",
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 	  .data = &sun50i_a64_cfg},
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+	{ .compatible = "allwinner,sun50i-h6-usb-phy", .data = &sun50i_h6_cfg },
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 	{ },
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 };
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 MODULE_DEVICE_TABLE(of, sun4i_usb_phy_of_match);