#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/cpufreq.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <asm/hardware.h>
#include <asm/io.h>
-#include <asm/mach-types.h>
#include <asm/uaccess.h>
#include <asm/arch/imxfb.h>
/* disable hardware cursor */
LCDC_CPOS &= ~(CPOS_CC0 | CPOS_CC1);
- /* fixed burst length (see erratum 11) */
- LCDC_DMACR = DMACR_BURST | DMACR_HM(8) | DMACR_TM(2);
-
LCDC_RMCR = RMCR_LCDC_EN;
if(fbi->backlight_power)
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
.fb_blank = imxfb_blank,
- .fb_cursor = soft_cursor, /* FIXME: i.MX can do hardware cursor */
};
/*
LCDC_PCR = fbi->pcr;
LCDC_PWMR = fbi->pwmr;
LCDC_LSCR1 = fbi->lscr1;
+ LCDC_DMACR = fbi->dmacr;
return 0;
}
* Power management hooks. Note that we won't be called from IRQ context,
* unlike the blank functions above, so we may sleep.
*/
-static int imxfb_suspend(struct device *dev, u32 state, u32 level)
+static int imxfb_suspend(struct platform_device *dev, pm_message_t state)
{
- struct imxfb_info *fbi = dev_get_drvdata(dev);
+ struct imxfb_info *fbi = platform_get_drvdata(dev);
pr_debug("%s\n",__FUNCTION__);
- if (level == SUSPEND_DISABLE || level == SUSPEND_POWER_DOWN)
- imxfb_disable_controller(fbi);
+ imxfb_disable_controller(fbi);
return 0;
}
-static int imxfb_resume(struct device *dev, u32 level)
+static int imxfb_resume(struct platform_device *dev)
{
- struct imxfb_info *fbi = dev_get_drvdata(dev);
+ struct imxfb_info *fbi = platform_get_drvdata(dev);
pr_debug("%s\n",__FUNCTION__);
- if (level == RESUME_ENABLE)
- imxfb_enable_controller(fbi);
+ imxfb_enable_controller(fbi);
return 0;
}
#else
fbi->cmap_inverse = inf->cmap_inverse;
fbi->pcr = inf->pcr;
fbi->lscr1 = inf->lscr1;
+ fbi->dmacr = inf->dmacr;
fbi->pwmr = inf->pwmr;
fbi->lcd_power = inf->lcd_power;
fbi->backlight_power = inf->backlight_power;
return fbi->map_cpu ? 0 : -ENOMEM;
}
-static int __init imxfb_probe(struct device *dev)
+static int __init imxfb_probe(struct platform_device *pdev)
{
- struct platform_device *pdev = to_platform_device(dev);
struct imxfb_info *fbi;
struct fb_info *info;
struct imxfb_mach_info *inf;
if(!res)
return -ENODEV;
- inf = dev->platform_data;
+ inf = pdev->dev.platform_data;
if(!inf) {
- dev_err(dev,"No platform_data available\n");
+ dev_err(&pdev->dev,"No platform_data available\n");
return -ENOMEM;
}
- info = framebuffer_alloc(sizeof(struct imxfb_info), dev);
+ info = framebuffer_alloc(sizeof(struct imxfb_info), &pdev->dev);
if(!info)
return -ENOMEM;
fbi = info->par;
- dev_set_drvdata(dev, info);
+ platform_set_drvdata(pdev, info);
- ret = imxfb_init_fbinfo(dev);
+ ret = imxfb_init_fbinfo(&pdev->dev);
if( ret < 0 )
goto failed_init;
if (!inf->fixed_screen_cpu) {
ret = imxfb_map_video_memory(info);
if (ret) {
- dev_err(dev, "Failed to allocate video RAM: %d\n", ret);
+ dev_err(&pdev->dev, "Failed to allocate video RAM: %d\n", ret);
ret = -ENOMEM;
goto failed_map;
}
imxfb_set_par(info);
ret = register_framebuffer(info);
if (ret < 0) {
- dev_err(dev, "failed to register framebuffer\n");
+ dev_err(&pdev->dev, "failed to register framebuffer\n");
goto failed_register;
}
fb_dealloc_cmap(&info->cmap);
failed_cmap:
if (!inf->fixed_screen_cpu)
- dma_free_writecombine(dev,fbi->map_size,fbi->map_cpu,
+ dma_free_writecombine(&pdev->dev,fbi->map_size,fbi->map_cpu,
fbi->map_dma);
failed_map:
kfree(info->pseudo_palette);
failed_regs:
release_mem_region(res->start, res->end - res->start);
failed_init:
- dev_set_drvdata(dev, NULL);
+ platform_set_drvdata(pdev, NULL);
framebuffer_release(info);
return ret;
}
-static int imxfb_remove(struct device *dev)
+static int imxfb_remove(struct platform_device *pdev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct fb_info *info = dev_get_drvdata(dev);
+ struct fb_info *info = platform_get_drvdata(pdev);
+ struct imxfb_info *fbi = info->par;
struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- /* disable LCD controller */
- LCDC_RMCR &= ~RMCR_LCDC_EN;
+ imxfb_disable_controller(fbi);
unregister_framebuffer(info);
framebuffer_release(info);
release_mem_region(res->start, res->end - res->start + 1);
- dev_set_drvdata(dev, NULL);
+ platform_set_drvdata(pdev, NULL);
return 0;
}
-void imxfb_shutdown(struct device * dev)
+void imxfb_shutdown(struct platform_device * dev)
{
- /* disable LCD Controller */
- LCDC_RMCR &= ~RMCR_LCDC_EN;
+ struct fb_info *info = platform_get_drvdata(dev);
+ struct imxfb_info *fbi = info->par;
+ imxfb_disable_controller(fbi);
}
-static struct device_driver imxfb_driver = {
- .name = "imx-fb",
- .bus = &platform_bus_type,
+static struct platform_driver imxfb_driver = {
.probe = imxfb_probe,
.suspend = imxfb_suspend,
.resume = imxfb_resume,
.remove = imxfb_remove,
.shutdown = imxfb_shutdown,
+ .driver = {
+ .name = "imx-fb",
+ },
};
int __init imxfb_init(void)
{
- return driver_register(&imxfb_driver);
+ return platform_driver_register(&imxfb_driver);
}
static void __exit imxfb_cleanup(void)
{
- driver_unregister(&imxfb_driver);
+ platform_driver_unregister(&imxfb_driver);
}
module_init(imxfb_init);
git://git.onelab.eu / linux-2.6.git / blobdiff