diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2016-01-14 14:45:20 +0530 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2016-02-29 11:02:48 +0100 |
| commit | 9143757b57ce549127e1f7bc942e7b61e3b51adf (patch) | |
| tree | b615e93842260bd50d07c8418ec438684cb27d0b /drivers | |
| parent | 0899e741938758e20cbca055f66b0f5558da7a49 (diff) | |
mmc: host: omap_hsmmc: add a verbose print to enable CONFIG_REGULATOR_PBIAS
Since v4.3+, CONFIG_REGULATOR_PBIAS should be enabled (for platforms that
have PBIAS regulator) in order for MMC1 to work.
Add a more verbose print to help enable CONFIG_REGULATOR_PBIAS for users
using a olddefconfig or a custom .config.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/omap_hsmmc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index f6e4d9718035..f636ef242e84 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -503,8 +503,11 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host) host->pbias = devm_regulator_get_optional(host->dev, "pbias"); if (IS_ERR(host->pbias)) { ret = PTR_ERR(host->pbias); - if ((ret != -ENODEV) && host->dev->of_node) + if ((ret != -ENODEV) && host->dev->of_node) { + dev_err(host->dev, + "SD card detect fail? enable CONFIG_REGULATOR_PBIAS\n"); return ret; + } dev_dbg(host->dev, "unable to get pbias regulator %ld\n", PTR_ERR(host->pbias)); host->pbias = NULL; |