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mmc: sdhci: Indicate that regulators may be absent 

Use regulator_get_optional() to tell the core that requests for regulators
can fail in a real system.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Mark Brown 2013-07-29 21:52:55 +01:00
parent bc35d5ed5d
commit 462849aad5
1 changed files with 2 additions and 2 deletions
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4
drivers/mmc/host/sdhci.c
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@ -2966,7 +2966,7 @@ int sdhci_add_host(struct sdhci_host *host)
mmc->caps |= MMC_CAP_NEEDS_POLL;
/* If vqmmc regulator and no 1.8V signalling, then there's no UHS */
host->vqmmc = regulator_get(mmc_dev(mmc), "vqmmc");
host->vqmmc = regulator_get_optional(mmc_dev(mmc), "vqmmc");
if (IS_ERR_OR_NULL(host->vqmmc)) {
if (PTR_ERR(host->vqmmc) < 0) {
pr_info("%s: no vqmmc regulator found\n",
@ -3042,7 +3042,7 @@ int sdhci_add_host(struct sdhci_host *host)
ocr_avail = 0;
host->vmmc = regulator_get(mmc_dev(mmc), "vmmc");
host->vmmc = regulator_get_optional(mmc_dev(mmc), "vmmc");
if (IS_ERR_OR_NULL(host->vmmc)) {
if (PTR_ERR(host->vmmc) < 0) {
pr_info("%s: no vmmc regulator found\n",