mmc: tmio: use generic GPIO CD and WP handlers
The tmio-mmc driver is already using the generic GPIO CD handler in IRQ mode. This patch adds support for CD polling mode and also checks for availability of a WP GPIO. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Chris Ball <cjb@laptop.org>
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@ -875,6 +875,9 @@ static int tmio_mmc_get_ro(struct mmc_host *mmc)
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{
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struct tmio_mmc_host *host = mmc_priv(mmc);
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struct tmio_mmc_data *pdata = host->pdata;
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int ret = mmc_gpio_get_ro(mmc);
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if (ret >= 0)
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return ret;
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return !((pdata->flags & TMIO_MMC_WRPROTECT_DISABLE) ||
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(sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT));
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@ -884,6 +887,9 @@ static int tmio_mmc_get_cd(struct mmc_host *mmc)
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{
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struct tmio_mmc_host *host = mmc_priv(mmc);
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struct tmio_mmc_data *pdata = host->pdata;
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int ret = mmc_gpio_get_cd(mmc);
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if (ret >= 0)
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return ret;
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if (!pdata->get_cd)
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return -ENOSYS;
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