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path: root/drivers/gpio/gpio-elkhartlake.c
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Diffstat (limited to 'drivers/gpio/gpio-elkhartlake.c')
-rw-r--r--drivers/gpio/gpio-elkhartlake.c36
1 files changed, 19 insertions, 17 deletions
diff --git a/drivers/gpio/gpio-elkhartlake.c b/drivers/gpio/gpio-elkhartlake.c
index 95de52d2cc63..b96e7928b6e5 100644
--- a/drivers/gpio/gpio-elkhartlake.c
+++ b/drivers/gpio/gpio-elkhartlake.c
@@ -2,43 +2,46 @@
/*
* Intel Elkhart Lake PSE GPIO driver
*
- * Copyright (c) 2023 Intel Corporation.
+ * Copyright (c) 2023, 2025 Intel Corporation.
*
* Authors: Pandith N <pandith.n@intel.com>
* Raag Jadav <raag.jadav@intel.com>
*/
+#include <linux/auxiliary_bus.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/module.h>
-#include <linux/platform_device.h>
#include <linux/pm.h>
+#include <linux/ehl_pse_io_aux.h>
+
#include "gpio-tangier.h"
/* Each Intel EHL PSE GPIO Controller has 30 GPIO pins */
#define EHL_PSE_NGPIO 30
-static int ehl_gpio_probe(struct platform_device *pdev)
+static int ehl_gpio_probe(struct auxiliary_device *adev, const struct auxiliary_device_id *id)
{
- struct device *dev = &pdev->dev;
+ struct device *dev = &adev->dev;
+ struct ehl_pse_io_data *data;
struct tng_gpio *priv;
- int irq, ret;
+ int ret;
- irq = platform_get_irq(pdev, 0);
- if (irq < 0)
- return irq;
+ data = dev_get_platdata(dev);
+ if (!data)
+ return -ENODATA;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- priv->reg_base = devm_platform_ioremap_resource(pdev, 0);
+ priv->reg_base = devm_ioremap_resource(dev, &data->mem);
if (IS_ERR(priv->reg_base))
return PTR_ERR(priv->reg_base);
priv->dev = dev;
- priv->irq = irq;
+ priv->irq = data->irq;
priv->info.base = -1;
priv->info.ngpio = EHL_PSE_NGPIO;
@@ -51,25 +54,24 @@ static int ehl_gpio_probe(struct platform_device *pdev)
if (ret)
return dev_err_probe(dev, ret, "tng_gpio_probe error\n");
- platform_set_drvdata(pdev, priv);
+ auxiliary_set_drvdata(adev, priv);
return 0;
}
-static const struct platform_device_id ehl_gpio_ids[] = {
- { "gpio-elkhartlake" },
+static const struct auxiliary_device_id ehl_gpio_ids[] = {
+ { EHL_PSE_IO_NAME "." EHL_PSE_GPIO_NAME },
{ }
};
-MODULE_DEVICE_TABLE(platform, ehl_gpio_ids);
+MODULE_DEVICE_TABLE(auxiliary, ehl_gpio_ids);
-static struct platform_driver ehl_gpio_driver = {
+static struct auxiliary_driver ehl_gpio_driver = {
.driver = {
- .name = "gpio-elkhartlake",
.pm = pm_sleep_ptr(&tng_gpio_pm_ops),
},
.probe = ehl_gpio_probe,
.id_table = ehl_gpio_ids,
};
-module_platform_driver(ehl_gpio_driver);
+module_auxiliary_driver(ehl_gpio_driver);
MODULE_AUTHOR("Pandith N <pandith.n@intel.com>");
MODULE_AUTHOR("Raag Jadav <raag.jadav@intel.com>");