mmc: sh_mobile_sdhi: add a callback for board specific init code
Some boards need a preliminary setup stage to prepare the sdhi controller. Signed-off-by: Bastian Hecht <hechtb@gmail.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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@ -109,6 +109,12 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev)
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mmc_data = &priv->mmc_data;
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p->pdata = mmc_data;
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if (p->init) {
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ret = p->init(pdev);
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if (ret)
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goto einit;
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}
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snprintf(clk_name, sizeof(clk_name), "sdhi%d", pdev->id);
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priv->clk = clk_get(&pdev->dev, clk_name);
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if (IS_ERR(priv->clk)) {
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@ -233,6 +239,9 @@ eirq_card_detect:
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eprobe:
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clk_put(priv->clk);
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eclkget:
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if (p->cleanup)
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p->cleanup(pdev);
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einit:
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kfree(priv);
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return ret;
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}
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@ -257,6 +266,10 @@ static int sh_mobile_sdhi_remove(struct platform_device *pdev)
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}
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clk_put(priv->clk);
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if (p->cleanup)
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p->cleanup(pdev);
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kfree(priv);
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return 0;
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@ -20,6 +20,10 @@ struct sh_mobile_sdhi_info {
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struct tmio_mmc_data *pdata;
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void (*set_pwr)(struct platform_device *pdev, int state);
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int (*get_cd)(struct platform_device *pdev);
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/* callbacks for board specific setup code */
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int (*init)(struct platform_device *pdev);
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void (*cleanup)(struct platform_device *pdev);
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};
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#endif /* LINUX_MMC_SH_MOBILE_SDHI_H */
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