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 <jmkrzyszt@xxxxxxxxx>
---
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);
--
2.16.1
--
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