mmc: omap_hsmmc: fix module re-insertion
OMAP4 and OMAP3 HSMMC IP registers differ by 0x100 offset. Adding the offset to platform_device resource structure increments the start address for every insmod operation. MMC command fails on re-insertion as module due to incorrect register base. Fix this by updating the ioremap base address only. Signed-off-by: Balaji T K <balajitk@ti.com> Signed-off-by: Venkatraman S <svenkatr@ti.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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@ -1818,8 +1818,6 @@ static int __devinit omap_hsmmc_probe(struct platform_device *pdev)
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if (res == NULL || irq < 0)
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return -ENXIO;
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res->start += pdata->reg_offset;
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res->end += pdata->reg_offset;
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res = request_mem_region(res->start, resource_size(res), pdev->name);
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if (res == NULL)
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return -EBUSY;
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@ -1843,7 +1841,7 @@ static int __devinit omap_hsmmc_probe(struct platform_device *pdev)
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host->dma_ch = -1;
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host->irq = irq;
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host->slot_id = 0;
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host->mapbase = res->start;
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host->mapbase = res->start + pdata->reg_offset;
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host->base = ioremap(host->mapbase, SZ_4K);
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host->power_mode = MMC_POWER_OFF;
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host->next_data.cookie = 1;
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