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gpio: cros-ec: provide ID table for avoiding fallback match

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Instead of using fallback driver name match, provide ID table[1] for the
primary match.  Also allow automatic module loading by adding
MODULE_DEVICE_TABLE().

[1]: https://elixir.bootlin.com/linux/v6.8/source/drivers/base/platform.c#L1353

Reviewed-by: Benson Leung <bleung@chromium.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Tzung-Bi Shih 2024-04-01 11:00:48 +08:00 committed by Bartosz Golaszewski
parent a261e208e1
commit 782f4e47ff
1 changed files with 8 additions and 0 deletions
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8
drivers/gpio/gpio-cros-ec.c
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@ -12,6 +12,7 @@
#include <linux/errno.h>
#include <linux/gpio/driver.h>
#include <linux/kernel.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/platform_data/cros_ec_commands.h>
#include <linux/platform_data/cros_ec_proto.h>
@ -197,11 +198,18 @@ static int cros_ec_gpio_probe(struct platform_device *pdev)
return devm_gpiochip_add_data(dev, gc, cros_ec);
}
static const struct platform_device_id cros_ec_gpio_id[] = {
{ "cros-ec-gpio", 0 },
{}
};
MODULE_DEVICE_TABLE(platform, cros_ec_gpio_id);
static struct platform_driver cros_ec_gpio_driver = {
.probe = cros_ec_gpio_probe,
.driver = {
.name = "cros-ec-gpio",
},
.id_table = cros_ec_gpio_id,
};
module_platform_driver(cros_ec_gpio_driver);