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From: "Álvaro Fernández Rojas" <noltari@gmail.com>
To: jonas.gorski@gmail.com, kylehendrydev@gmail.com,
	florian.fainelli@broadcom.com, linus.walleij@linaro.org,
	bcm-kernel-feedback-list@broadcom.com,
	linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: "Álvaro Fernández Rojas" <noltari@gmail.com>
Subject: [PATCH 2/2] pinctrl: bcm63xx: implement gpio_regmap request/free
Date: Tue,  7 Jan 2025 11:27:35 +0100	[thread overview]
Message-ID: <20250107102735.317446-3-noltari@gmail.com> (raw)
In-Reply-To: <20250107102735.317446-1-noltari@gmail.com>

Implement pinctrl gpio request/free functions on gpio_regmap, which ensures
calling gpio_request_enable on bcm63xx pinctrl drivers when a gpio is
requested.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
 drivers/pinctrl/bcm/pinctrl-bcm63xx.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/pinctrl/bcm/pinctrl-bcm63xx.c b/drivers/pinctrl/bcm/pinctrl-bcm63xx.c
index 59d2ce8462d8..4abd52613dfe 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm63xx.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm63xx.c
@@ -6,10 +6,12 @@
  * Copyright (C) 2016 Jonas Gorski <jonas.gorski@gmail.com>
  */
 
+#include <linux/gpio/driver.h>
 #include <linux/gpio/regmap.h>
 #include <linux/mfd/syscon.h>
 #include <linux/mod_devicetable.h>
 #include <linux/of.h>
+#include <linux/pinctrl/consumer.h>
 #include <linux/platform_device.h>
 
 #include "pinctrl-bcm63xx.h"
@@ -32,6 +34,16 @@ static int bcm63xx_reg_mask_xlate(struct gpio_regmap *gpio,
 	return 0;
 }
 
+static int bcm63xx_request(struct gpio_chip *chip, unsigned int offset)
+{
+	return pinctrl_gpio_request(chip, offset);
+}
+
+static void bcm63xx_free(struct gpio_chip *chip, unsigned int offset)
+{
+	pinctrl_gpio_free(chip, offset);
+}
+
 static const struct of_device_id bcm63xx_gpio_of_match[] = {
 	{ .compatible = "brcm,bcm6318-gpio", },
 	{ .compatible = "brcm,bcm6328-gpio", },
@@ -57,6 +69,8 @@ static int bcm63xx_gpio_probe(struct device *dev, struct device_node *node,
 	grc.reg_dir_out_base = BCM63XX_DIROUT_REG;
 	grc.reg_set_base = BCM63XX_DATA_REG;
 	grc.reg_mask_xlate = bcm63xx_reg_mask_xlate;
+	grc.request = bcm63xx_request;
+	grc.free = bcm63xx_free;
 
 	return PTR_ERR_OR_ZERO(devm_gpio_regmap_register(dev, &grc));
 }
-- 
2.39.5


  parent reply	other threads:[~2025-01-07 10:27 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-07 10:27 [PATCH 0/2] pinctrl: bcm63xx: properly request gpios Álvaro Fernández Rojas
2025-01-07 10:27 ` [PATCH 1/2] gpio: regmap: add request/free gpio_chip functions Álvaro Fernández Rojas
2025-01-07 10:43   ` Jonas Gorski
2025-01-07 19:57     ` Álvaro Fernández Rojas
2025-01-07 10:27 ` Álvaro Fernández Rojas [this message]
2025-01-14 12:36 ` [PATCH 0/2] pinctrl: bcm63xx: properly request gpios Linus Walleij

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