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/sirf/pinctrl-sirf.c | 64 +++++++++++++++++---------------
1 files changed, 34 insertions(+), 30 deletions(-)
diff --git a/kernel/drivers/pinctrl/sirf/pinctrl-sirf.c b/kernel/drivers/pinctrl/sirf/pinctrl-sirf.c
index 505845c..63a287d 100644
--- a/kernel/drivers/pinctrl/sirf/pinctrl-sirf.c
+++ b/kernel/drivers/pinctrl/sirf/pinctrl-sirf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* pinmux driver for CSR SiRFprimaII
*
@@ -8,8 +9,6 @@
*
* Copyright (c) 2011 - 2014 Cambridge Silicon Radio Limited, a CSR plc group
* company.
- *
- * Licensed under GPLv2 or later.
*/
#include <linux/init.h>
@@ -27,7 +26,7 @@
#include <linux/of_device.h>
#include <linux/of_platform.h>
#include <linux/bitops.h>
-#include <linux/gpio.h>
+#include <linux/gpio/driver.h>
#include <linux/of_gpio.h>
#include "pinctrl-sirf.h"
@@ -782,10 +781,11 @@
static int sirfsoc_gpio_probe(struct device_node *np)
{
int i, err = 0;
- static struct sirfsoc_gpio_chip *sgpio;
+ struct sirfsoc_gpio_chip *sgpio;
struct sirfsoc_gpio_bank *bank;
void __iomem *regs;
struct platform_device *pdev;
+ struct gpio_irq_chip *girq;
u32 pullups[SIRFSOC_GPIO_NO_OF_BANKS], pulldowns[SIRFSOC_GPIO_NO_OF_BANKS];
@@ -794,13 +794,17 @@
return -ENODEV;
sgpio = devm_kzalloc(&pdev->dev, sizeof(*sgpio), GFP_KERNEL);
- if (!sgpio)
- return -ENOMEM;
+ if (!sgpio) {
+ err = -ENOMEM;
+ goto out_put_device;
+ }
spin_lock_init(&sgpio->lock);
regs = of_iomap(np, 0);
- if (!regs)
- return -ENOMEM;
+ if (!regs) {
+ err = -ENOMEM;
+ goto out_put_device;
+ }
sgpio->chip.gc.request = sirfsoc_gpio_request;
sgpio->chip.gc.free = sirfsoc_gpio_free;
@@ -817,36 +821,35 @@
sgpio->chip.gc.parent = &pdev->dev;
sgpio->chip.regs = regs;
- err = gpiochip_add_data(&sgpio->chip.gc, sgpio);
- if (err) {
- dev_err(&pdev->dev, "%pOF: error in probe function with status %d\n",
- np, err);
- goto out;
+ girq = &sgpio->chip.gc.irq;
+ girq->chip = &sirfsoc_irq_chip;
+ girq->parent_handler = sirfsoc_gpio_handle_irq;
+ girq->num_parents = SIRFSOC_GPIO_NO_OF_BANKS;
+ girq->parents = devm_kcalloc(&pdev->dev, SIRFSOC_GPIO_NO_OF_BANKS,
+ sizeof(*girq->parents),
+ GFP_KERNEL);
+ if (!girq->parents) {
+ err = -ENOMEM;
+ goto out_put_device;
}
-
- err = gpiochip_irqchip_add(&sgpio->chip.gc,
- &sirfsoc_irq_chip,
- 0, handle_level_irq,
- IRQ_TYPE_NONE);
- if (err) {
- dev_err(&pdev->dev,
- "could not connect irqchip to gpiochip\n");
- goto out_banks;
- }
-
for (i = 0; i < SIRFSOC_GPIO_NO_OF_BANKS; i++) {
bank = &sgpio->sgpio_bank[i];
spin_lock_init(&bank->lock);
bank->parent_irq = platform_get_irq(pdev, i);
if (bank->parent_irq < 0) {
err = bank->parent_irq;
- goto out_banks;
+ goto out;
}
+ girq->parents[i] = bank->parent_irq;
+ }
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_level_irq;
- gpiochip_set_chained_irqchip(&sgpio->chip.gc,
- &sirfsoc_irq_chip,
- bank->parent_irq,
- sirfsoc_gpio_handle_irq);
+ err = gpiochip_add_data(&sgpio->chip.gc, sgpio);
+ if (err) {
+ dev_err(&pdev->dev, "%pOF: error in probe function with status %d\n",
+ np, err);
+ goto out;
}
err = gpiochip_add_pin_range(&sgpio->chip.gc, dev_name(&pdev->dev),
@@ -868,10 +871,11 @@
return 0;
out_no_range:
-out_banks:
gpiochip_remove(&sgpio->chip.gc);
out:
iounmap(regs);
+out_put_device:
+ put_device(&pdev->dev);
return err;
}
--
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