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mmc: core: Rework wp-gpio handling

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Use MMC_CAP2_RO_ACTIVE_HIGH flag as indicator if GPIO line is to be
inverted compared to DT/platform-specified polarity. The flag is not used
after init in GPIO mode anyway. No functional changes intended.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Link: https://lore.kernel.org/r/a60f563f11bbff821da2fa2949ca82922b144860.1576031637.git.mirq-linux@rere.qmqm.pl
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Michał Mirosław
2019-12-11 03:40:55 +01:00
committed by Ulf Hansson
parent d3a5bcb4a1
commit 9073d10b09
5 changed files with 13 additions and 16 deletions
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3
drivers/mmc/host/sdhci-esdhc-imx.c
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@@ -1379,13 +1379,14 @@ static int sdhci_esdhc_imx_probe_nondt(struct platform_device *pdev,
host->mmc->parent->platform_data);
/* write_protect */
if (boarddata->wp_type == ESDHC_WP_GPIO) {
host->mmc->caps2 |= MMC_CAP2_RO_ACTIVE_HIGH;
err = mmc_gpiod_request_ro(host->mmc, "wp", 0, 0, NULL);
if (err) {
dev_err(mmc_dev(host->mmc),
"failed to request write-protect gpio!\n");
return err;
}
host->mmc->caps2 |= MMC_CAP2_RO_ACTIVE_HIGH;
}
/* card_detect */