mirror of https://gitee.com/openkylin/linux.git
pxa3xx_nand: remove hardcode irq number
Nand driver uses IRQ_NAND as hardcode irq number. In ARCH_MMP, the irq number is different. So get irq resource from platform device structure and use it in initialization and deinitialization code. Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
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@ -1244,8 +1244,8 @@ static int pxa3xx_nand_probe(struct platform_device *pdev)
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if (ret)
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goto fail_free_io;
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ret = request_irq(IRQ_NAND, pxa3xx_nand_irq, IRQF_DISABLED,
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pdev->name, info);
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ret = request_irq(irq, pxa3xx_nand_irq, IRQF_DISABLED,
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pdev->name, info);
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if (ret < 0) {
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dev_err(&pdev->dev, "failed to request IRQ\n");
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goto fail_free_buf;
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@ -1271,7 +1271,7 @@ static int pxa3xx_nand_probe(struct platform_device *pdev)
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return add_mtd_partitions(mtd, pdata->parts, pdata->nr_parts);
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fail_free_irq:
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free_irq(IRQ_NAND, info);
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free_irq(irq, info);
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fail_free_buf:
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if (use_dma) {
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pxa_free_dma(info->data_dma_ch);
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@ -1296,12 +1296,15 @@ static int pxa3xx_nand_remove(struct platform_device *pdev)
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struct mtd_info *mtd = platform_get_drvdata(pdev);
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struct pxa3xx_nand_info *info = mtd->priv;
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struct resource *r;
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int irq;
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platform_set_drvdata(pdev, NULL);
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del_mtd_device(mtd);
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del_mtd_partitions(mtd);
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free_irq(IRQ_NAND, info);
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irq = platform_get_irq(pdev, 0);
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if (irq >= 0)
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free_irq(irq, info);
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if (use_dma) {
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pxa_free_dma(info->data_dma_ch);
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dma_free_writecombine(&pdev->dev, info->data_buff_size,
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