Convert the driver to an "ams-delta-serio" platform driver. For it to be used with Amstrad Delta, register an "ams-delta-serio" platform device from the board init file.
Signed-off-by: Janusz Krzysztofik <[email protected]> --- Changelog: v2: rebased on v4.18-rc1, no conflicts arch/arm/mach-omap1/board-ams-delta.c | 6 ++++++ drivers/input/serio/ams_delta_serio.c | 34 +++++++++++++++++++++------------- 2 files changed, 27 insertions(+), 13 deletions(-) diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 18e0ff437b27..2119d2d3ba84 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -504,12 +504,18 @@ static struct platform_device cx20442_codec_device = { .id = -1, }; +static struct platform_device ams_delta_serio_device = { + .name = "ams-delta-serio", + .id = PLATFORM_DEVID_NONE, +}; + static struct platform_device *ams_delta_devices[] __initdata = { &latch1_gpio_device, &latch2_gpio_device, &ams_delta_kp_device, &ams_delta_camera_device, &ams_delta_audio_device, + &ams_delta_serio_device, }; static struct platform_device *late_devices[] __initdata = { diff --git a/drivers/input/serio/ams_delta_serio.c b/drivers/input/serio/ams_delta_serio.c index 3df501c3421b..a2a7fa19bf49 100644 --- a/drivers/input/serio/ams_delta_serio.c +++ b/drivers/input/serio/ams_delta_serio.c @@ -22,15 +22,17 @@ */ #include <linux/gpio.h> #include <linux/irq.h> +#include <linux/platform_device.h> #include <linux/serio.h> #include <linux/slab.h> #include <linux/module.h> -#include <asm/mach-types.h> #include <mach/board-ams-delta.h> #include <mach/ams-delta-fiq.h> +#define DRIVER_NAME "ams-delta-serio" + MODULE_AUTHOR("Matt Callow"); MODULE_DESCRIPTION("AMS Delta (E3) keyboard port driver"); MODULE_LICENSE("GPL"); @@ -126,13 +128,10 @@ static const struct gpio ams_delta_gpios[] __initconst_or_module = { }, }; -static int __init ams_delta_serio_init(void) +static int ams_delta_serio_init(struct platform_device *pdev) { int err; - if (!machine_is_ams_delta()) - return -ENODEV; - ams_delta_serio = kzalloc(sizeof(struct serio), GFP_KERNEL); if (!ams_delta_serio) return -ENOMEM; @@ -142,22 +141,22 @@ static int __init ams_delta_serio_init(void) ams_delta_serio->close = ams_delta_serio_close; strlcpy(ams_delta_serio->name, "AMS DELTA keyboard adapter", sizeof(ams_delta_serio->name)); - strlcpy(ams_delta_serio->phys, "GPIO/serio0", + strlcpy(ams_delta_serio->phys, dev_name(&pdev->dev), sizeof(ams_delta_serio->phys)); + ams_delta_serio->dev.parent = &pdev->dev; err = gpio_request_array(ams_delta_gpios, ARRAY_SIZE(ams_delta_gpios)); if (err) { - pr_err("ams_delta_serio: Couldn't request gpio pins\n"); + dev_err(&pdev->dev, "Couldn't request gpio pins\n"); goto serio; } err = request_irq(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), ams_delta_serio_interrupt, IRQ_TYPE_EDGE_RISING, - "ams-delta-serio", 0); + DRIVER_NAME, 0); if (err < 0) { - pr_err("ams_delta_serio: couldn't request gpio interrupt %d\n", - gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK)); + dev_err(&pdev->dev, "IRQ request failed (%d)\n", err); goto gpio; } /* @@ -179,13 +178,22 @@ static int __init ams_delta_serio_init(void) kfree(ams_delta_serio); return err; } -module_init(ams_delta_serio_init); -static void __exit ams_delta_serio_exit(void) +static int ams_delta_serio_exit(struct platform_device *pdev) { serio_unregister_port(ams_delta_serio); free_irq(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK), 0); gpio_free_array(ams_delta_gpios, ARRAY_SIZE(ams_delta_gpios)); + + return 0; } -module_exit(ams_delta_serio_exit); + +static struct platform_driver ams_delta_serio_driver = { + .probe = ams_delta_serio_init, + .remove = ams_delta_serio_exit, + .driver = { + .name = DRIVER_NAME + }, +}; +module_platform_driver(ams_delta_serio_driver); -- 2.16.4
