From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/pinctrl/pinctrl-pistachio.c | 49 ++++++++++++++++++++++++++-----------------------
1 files changed, 26 insertions(+), 23 deletions(-)
diff --git a/kernel/drivers/pinctrl/pinctrl-pistachio.c b/kernel/drivers/pinctrl/pinctrl-pistachio.c
index 0d7d379..989a37f 100644
--- a/kernel/drivers/pinctrl/pinctrl-pistachio.c
+++ b/kernel/drivers/pinctrl/pinctrl-pistachio.c
@@ -1,15 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Pistachio SoC pinctrl driver
*
* Copyright (C) 2014 Imagination Technologies Ltd.
* Copyright (C) 2014 Google, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
*/
-#include <linux/gpio.h>
#include <linux/gpio/driver.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -1170,7 +1166,10 @@
{
struct pistachio_gpio_bank *bank = gpiochip_get_data(chip);
- return !(gpio_readl(bank, GPIO_OUTPUT_EN) & BIT(offset));
+ if (gpio_readl(bank, GPIO_OUTPUT_EN) & BIT(offset))
+ return GPIO_LINE_DIRECTION_OUT;
+
+ return GPIO_LINE_DIRECTION_IN;
}
static int pistachio_gpio_get(struct gpio_chip *chip, unsigned offset)
@@ -1356,6 +1355,7 @@
for (i = 0; i < pctl->nbanks; i++) {
char child_name[sizeof("gpioXX")];
struct device_node *child;
+ struct gpio_irq_chip *girq;
snprintf(child_name, sizeof(child_name), "gpio%d", i);
child = of_get_child_by_name(node, child_name);
@@ -1374,10 +1374,10 @@
}
irq = irq_of_parse_and_map(child, 0);
- if (irq < 0) {
- dev_err(pctl->dev, "No IRQ for bank %u: %d\n", i, irq);
+ if (!irq) {
+ dev_err(pctl->dev, "No IRQ for bank %u\n", i);
of_node_put(child);
- ret = irq;
+ ret = -EINVAL;
goto err;
}
@@ -1387,23 +1387,28 @@
bank->gpio_chip.parent = pctl->dev;
bank->gpio_chip.of_node = child;
+
+ girq = &bank->gpio_chip.irq;
+ girq->chip = &bank->irq_chip;
+ girq->parent_handler = pistachio_gpio_irq_handler;
+ girq->num_parents = 1;
+ girq->parents = devm_kcalloc(pctl->dev, 1,
+ sizeof(*girq->parents),
+ GFP_KERNEL);
+ if (!girq->parents) {
+ ret = -ENOMEM;
+ goto err;
+ }
+ girq->parents[0] = irq;
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_level_irq;
+
ret = gpiochip_add_data(&bank->gpio_chip, bank);
if (ret < 0) {
dev_err(pctl->dev, "Failed to add GPIO chip %u: %d\n",
i, ret);
goto err;
}
-
- ret = gpiochip_irqchip_add(&bank->gpio_chip, &bank->irq_chip,
- 0, handle_level_irq, IRQ_TYPE_NONE);
- if (ret < 0) {
- dev_err(pctl->dev, "Failed to add IRQ chip %u: %d\n",
- i, ret);
- gpiochip_remove(&bank->gpio_chip);
- goto err;
- }
- gpiochip_set_chained_irqchip(&bank->gpio_chip, &bank->irq_chip,
- irq, pistachio_gpio_irq_handler);
ret = gpiochip_add_pin_range(&bank->gpio_chip,
dev_name(pctl->dev), 0,
@@ -1433,7 +1438,6 @@
static int pistachio_pinctrl_probe(struct platform_device *pdev)
{
struct pistachio_pinctrl *pctl;
- struct resource *res;
pctl = devm_kzalloc(&pdev->dev, sizeof(*pctl), GFP_KERNEL);
if (!pctl)
@@ -1441,8 +1445,7 @@
pctl->dev = &pdev->dev;
dev_set_drvdata(&pdev->dev, pctl);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- pctl->base = devm_ioremap_resource(&pdev->dev, res);
+ pctl->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(pctl->base))
return PTR_ERR(pctl->base);
--
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