#include <linux/interrupt.h>
#include <linux/workqueue.h>
#include <linux/wait.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/arch/regs-lcd.h>
#include <asm/arch/regs-gpio.h>
#include <asm/arch/fb.h>
-#include <asm/hardware/clock.h>
#ifdef CONFIG_PM
#include <linux/pm.h>
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
- .fb_cursor = soft_cursor,
};
* s3c2410fb_init_registers - Initialise all LCD-related registers
*/
-int s3c2410fb_init_registers(struct s3c2410fb_info *fbi)
+static int s3c2410fb_init_registers(struct s3c2410fb_info *fbi)
{
unsigned long flags;
static char driver_name[]="s3c2410fb";
-int __init s3c2410fb_probe(struct device *dev)
+static int __init s3c2410fb_probe(struct platform_device *pdev)
{
struct s3c2410fb_info *info;
struct fb_info *fbinfo;
- struct platform_device *pdev = to_platform_device(dev);
struct s3c2410fb_hw *mregs;
int ret;
int irq;
int i;
- mach_info = dev->platform_data;
+ mach_info = pdev->dev.platform_data;
if (mach_info == NULL) {
- dev_err(dev,"no platform data for lcd, cannot attach\n");
+ dev_err(&pdev->dev,"no platform data for lcd, cannot attach\n");
return -EINVAL;
}
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
- dev_err(dev, "no irq for device\n");
+ dev_err(&pdev->dev, "no irq for device\n");
return -ENOENT;
}
- fbinfo = framebuffer_alloc(sizeof(struct s3c2410fb_info), dev);
+ fbinfo = framebuffer_alloc(sizeof(struct s3c2410fb_info), &pdev->dev);
if (!fbinfo) {
return -ENOMEM;
}
info = fbinfo->par;
info->fb = fbinfo;
- dev_set_drvdata(dev, fbinfo);
-
- s3c2410fb_init_registers(info);
+ platform_set_drvdata(pdev, fbinfo);
dprintk("devinit\n");
memcpy(&info->regs, &mach_info->regs, sizeof(info->regs));
- info->mach_info = dev->platform_data;
+ info->mach_info = pdev->dev.platform_data;
fbinfo->fix.type = FB_TYPE_PACKED_PIXELS;
fbinfo->fix.type_aux = 0;
fbinfo->var.yres_virtual = mach_info->yres.defval;
fbinfo->var.bits_per_pixel = mach_info->bpp.defval;
- fbinfo->var.upper_margin = S3C2410_LCDCON2_GET_VBPD(mregs->lcdcon2) +1;
- fbinfo->var.lower_margin = S3C2410_LCDCON2_GET_VFPD(mregs->lcdcon2) +1;
+ fbinfo->var.upper_margin = S3C2410_LCDCON2_GET_VBPD(mregs->lcdcon2) + 1;
+ fbinfo->var.lower_margin = S3C2410_LCDCON2_GET_VFPD(mregs->lcdcon2) + 1;
fbinfo->var.vsync_len = S3C2410_LCDCON2_GET_VSPW(mregs->lcdcon2) + 1;
fbinfo->var.left_margin = S3C2410_LCDCON3_GET_HFPD(mregs->lcdcon3) + 1;
ret = request_irq(irq, s3c2410fb_irq, SA_INTERRUPT, pdev->name, info);
if (ret) {
- dev_err(dev, "cannot get irq %d - err %d\n", irq, ret);
+ dev_err(&pdev->dev, "cannot get irq %d - err %d\n", irq, ret);
ret = -EBUSY;
goto release_mem;
}
goto release_irq;
}
- clk_use(info->clk);
clk_enable(info->clk);
dprintk("got and enabled clock\n");
}
/* create device files */
- device_create_file(dev, &dev_attr_debug);
+ device_create_file(&pdev->dev, &dev_attr_debug);
printk(KERN_INFO "fb%d: %s frame buffer device\n",
fbinfo->node, fbinfo->fix.id);
s3c2410fb_unmap_video_memory(info);
release_clock:
clk_disable(info->clk);
- clk_unuse(info->clk);
clk_put(info->clk);
release_irq:
free_irq(irq,info);
/*
* Cleanup
*/
-static int s3c2410fb_remove(struct device *dev)
+static int s3c2410fb_remove(struct platform_device *pdev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct fb_info *fbinfo = dev_get_drvdata(dev);
+ struct fb_info *fbinfo = platform_get_drvdata(pdev);
struct s3c2410fb_info *info = fbinfo->par;
int irq;
if (info->clk) {
clk_disable(info->clk);
- clk_unuse(info->clk);
clk_put(info->clk);
info->clk = NULL;
}
/* suspend and resume support for the lcd controller */
-static int s3c2410fb_suspend(struct device *dev, pm_message_t state, u32 level)
+static int s3c2410fb_suspend(struct platform_device *dev, pm_message_t state)
{
- struct fb_info *fbinfo = dev_get_drvdata(dev);
+ struct fb_info *fbinfo = platform_get_drvdata(dev);
struct s3c2410fb_info *info = fbinfo->par;
- if (level == SUSPEND_DISABLE || level == SUSPEND_POWER_DOWN) {
- s3c2410fb_stop_lcd();
+ s3c2410fb_stop_lcd();
- /* sleep before disabling the clock, we need to ensure
- * the LCD DMA engine is not going to get back on the bus
- * before the clock goes off again (bjd) */
+ /* sleep before disabling the clock, we need to ensure
+ * the LCD DMA engine is not going to get back on the bus
+ * before the clock goes off again (bjd) */
- msleep(1);
- clk_disable(info->clk);
- }
+ msleep(1);
+ clk_disable(info->clk);
return 0;
}
-static int s3c2410fb_resume(struct device *dev, u32 level)
+static int s3c2410fb_resume(struct platform_device *dev)
{
- struct fb_info *fbinfo = dev_get_drvdata(dev);
+ struct fb_info *fbinfo = platform_get_drvdata(dev);
struct s3c2410fb_info *info = fbinfo->par;
- if (level == RESUME_ENABLE) {
- clk_enable(info->clk);
- msleep(1);
-
- s3c2410fb_init_registers(info);
+ clk_enable(info->clk);
+ msleep(1);
- }
+ s3c2410fb_init_registers(info);
return 0;
}
#define s3c2410fb_resume NULL
#endif
-static struct device_driver s3c2410fb_driver = {
- .name = "s3c2410-lcd",
- .bus = &platform_bus_type,
+static struct platform_driver s3c2410fb_driver = {
.probe = s3c2410fb_probe,
+ .remove = s3c2410fb_remove,
.suspend = s3c2410fb_suspend,
.resume = s3c2410fb_resume,
- .remove = s3c2410fb_remove
+ .driver = {
+ .name = "s3c2410-lcd",
+ .owner = THIS_MODULE,
+ },
};
int __devinit s3c2410fb_init(void)
{
- return driver_register(&s3c2410fb_driver);
+ return platform_driver_register(&s3c2410fb_driver);
}
static void __exit s3c2410fb_cleanup(void)
{
- driver_unregister(&s3c2410fb_driver);
+ platform_driver_unregister(&s3c2410fb_driver);
}