From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress

---
 kernel/drivers/reset/reset-simple.c |   47 ++++++++++++++++++++++++++++++-----------------
 1 files changed, 30 insertions(+), 17 deletions(-)

diff --git a/kernel/drivers/reset/reset-simple.c b/kernel/drivers/reset/reset-simple.c
index a91107f..e066614 100644
--- a/kernel/drivers/reset/reset-simple.c
+++ b/kernel/drivers/reset/reset-simple.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Simple Reset Controller Driver
  *
@@ -8,13 +9,9 @@
  * Copyright 2013 Maxime Ripard
  *
  * Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
  */
 
+#include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/io.h>
@@ -22,9 +19,8 @@
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/reset-controller.h>
+#include <linux/reset/reset-simple.h>
 #include <linux/spinlock.h>
-
-#include "reset-simple.h"
 
 static inline struct reset_simple_data *
 to_reset_simple_data(struct reset_controller_dev *rcdev)
@@ -68,6 +64,24 @@
 	return reset_simple_update(rcdev, id, false);
 }
 
+static int reset_simple_reset(struct reset_controller_dev *rcdev,
+			      unsigned long id)
+{
+	struct reset_simple_data *data = to_reset_simple_data(rcdev);
+	int ret;
+
+	if (!data->reset_us)
+		return -ENOTSUPP;
+
+	ret = reset_simple_assert(rcdev, id);
+	if (ret)
+		return ret;
+
+	usleep_range(data->reset_us, data->reset_us * 2);
+
+	return reset_simple_deassert(rcdev, id);
+}
+
 static int reset_simple_status(struct reset_controller_dev *rcdev,
 			       unsigned long id)
 {
@@ -85,6 +99,7 @@
 const struct reset_control_ops reset_simple_ops = {
 	.assert		= reset_simple_assert,
 	.deassert	= reset_simple_deassert,
+	.reset		= reset_simple_reset,
 	.status		= reset_simple_status,
 };
 EXPORT_SYMBOL_GPL(reset_simple_ops);
@@ -109,7 +124,7 @@
 #define SOCFPGA_NR_BANKS	8
 
 static const struct reset_simple_devdata reset_simple_socfpga = {
-	.reg_offset = 0x10,
+	.reg_offset = 0x20,
 	.nr_resets = SOCFPGA_NR_BANKS * 32,
 	.status_active_low = true,
 };
@@ -120,7 +135,8 @@
 };
 
 static const struct of_device_id reset_simple_dt_ids[] = {
-	{ .compatible = "altr,rst-mgr", .data = &reset_simple_socfpga },
+	{ .compatible = "altr,stratix10-rst-mgr",
+		.data = &reset_simple_socfpga },
 	{ .compatible = "st,stm32-rcc", },
 	{ .compatible = "allwinner,sun6i-a31-clock-reset",
 		.data = &reset_simple_active_low },
@@ -128,6 +144,11 @@
 		.data = &reset_simple_active_low },
 	{ .compatible = "aspeed,ast2400-lpc-reset" },
 	{ .compatible = "aspeed,ast2500-lpc-reset" },
+	{ .compatible = "bitmain,bm1880-reset",
+		.data = &reset_simple_active_low },
+	{ .compatible = "snps,dw-high-reset" },
+	{ .compatible = "snps,dw-low-reset",
+		.data = &reset_simple_active_low },
 	{ /* sentinel */ },
 };
 
@@ -164,14 +185,6 @@
 			data->rcdev.nr_resets = devdata->nr_resets;
 		data->active_low = devdata->active_low;
 		data->status_active_low = devdata->status_active_low;
-	}
-
-	if (of_device_is_compatible(dev->of_node, "altr,rst-mgr") &&
-	    of_property_read_u32(dev->of_node, "altr,modrst-offset",
-				 &reg_offset)) {
-		dev_warn(dev,
-			 "missing altr,modrst-offset property, assuming 0x%x!\n",
-			 reg_offset);
 	}
 
 	data->membase += reg_offset;

--
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