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path: root/drivers/video/jz4740_fb.c
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Diffstat (limited to 'drivers/video/jz4740_fb.c')
-rw-r--r--drivers/video/jz4740_fb.c44
1 files changed, 8 insertions, 36 deletions
diff --git a/drivers/video/jz4740_fb.c b/drivers/video/jz4740_fb.c
index 3c63fc24bb1f..4d25711b9982 100644
--- a/drivers/video/jz4740_fb.c
+++ b/drivers/video/jz4740_fb.c
@@ -632,23 +632,10 @@ static int __devinit jzfb_probe(struct platform_device *pdev)
return -ENXIO;
}
- mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!mem) {
- dev_err(&pdev->dev, "Failed to get register memory resource\n");
- return -ENXIO;
- }
-
- mem = request_mem_region(mem->start, resource_size(mem), pdev->name);
- if (!mem) {
- dev_err(&pdev->dev, "Failed to request register memory region\n");
- return -EBUSY;
- }
-
fb = framebuffer_alloc(sizeof(struct jzfb), &pdev->dev);
if (!fb) {
dev_err(&pdev->dev, "Failed to allocate framebuffer device\n");
- ret = -ENOMEM;
- goto err_release_mem_region;
+ return -ENOMEM;
}
fb->fbops = &jzfb_ops;
@@ -657,27 +644,26 @@ static int __devinit jzfb_probe(struct platform_device *pdev)
jzfb = fb->par;
jzfb->pdev = pdev;
jzfb->pdata = pdata;
- jzfb->mem = mem;
- jzfb->ldclk = clk_get(&pdev->dev, "lcd");
+ jzfb->ldclk = devm_clk_get(&pdev->dev, "lcd");
if (IS_ERR(jzfb->ldclk)) {
ret = PTR_ERR(jzfb->ldclk);
dev_err(&pdev->dev, "Failed to get lcd clock: %d\n", ret);
goto err_framebuffer_release;
}
- jzfb->lpclk = clk_get(&pdev->dev, "lcd_pclk");
+ jzfb->lpclk = devm_clk_get(&pdev->dev, "lcd_pclk");
if (IS_ERR(jzfb->lpclk)) {
ret = PTR_ERR(jzfb->lpclk);
dev_err(&pdev->dev, "Failed to get lcd pixel clock: %d\n", ret);
- goto err_put_ldclk;
+ goto err_framebuffer_release;
}
- jzfb->base = ioremap(mem->start, resource_size(mem));
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ jzfb->base = devm_request_and_ioremap(&pdev->dev, mem);
if (!jzfb->base) {
- dev_err(&pdev->dev, "Failed to ioremap register memory region\n");
ret = -EBUSY;
- goto err_put_lpclk;
+ goto err_framebuffer_release;
}
platform_set_drvdata(pdev, jzfb);
@@ -693,7 +679,7 @@ static int __devinit jzfb_probe(struct platform_device *pdev)
ret = jzfb_alloc_devmem(jzfb);
if (ret) {
dev_err(&pdev->dev, "Failed to allocate video memory\n");
- goto err_iounmap;
+ goto err_framebuffer_release;
}
fb->fix = jzfb_fix;
@@ -734,16 +720,8 @@ err_free_devmem:
fb_dealloc_cmap(&fb->cmap);
jzfb_free_devmem(jzfb);
-err_iounmap:
- iounmap(jzfb->base);
-err_put_lpclk:
- clk_put(jzfb->lpclk);
-err_put_ldclk:
- clk_put(jzfb->ldclk);
err_framebuffer_release:
framebuffer_release(fb);
-err_release_mem_region:
- release_mem_region(mem->start, resource_size(mem));
return ret;
}
@@ -756,17 +734,11 @@ static int __devexit jzfb_remove(struct platform_device *pdev)
jz_gpio_bulk_free(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
jz_gpio_bulk_free(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
- iounmap(jzfb->base);
- release_mem_region(jzfb->mem->start, resource_size(jzfb->mem));
-
fb_dealloc_cmap(&jzfb->fb->cmap);
jzfb_free_devmem(jzfb);
platform_set_drvdata(pdev, NULL);
- clk_put(jzfb->lpclk);
- clk_put(jzfb->ldclk);
-
framebuffer_release(jzfb->fb);
return 0;