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mmc: let mmc_of_parse() fail for insane bus-width value

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You must fix your DT if it specifies insane bus-width, for example,
  bus-width = <3>;

debug() is not displayed in usual configuration, so people will not
even notice weirdness.  Use dev_err() instead, then let it fail.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2017-12-30 02:00:07 +09:00 committed by Jaehoon Chung
parent c42ee367fd
commit 4b28f7bc93
1 changed files with 2 additions and 4 deletions
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6
drivers/mmc/mmc-uclass.c
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@ -140,10 +140,8 @@ int mmc_of_parse(struct udevice *dev, struct mmc_config *cfg)
cfg->host_caps |= MMC_MODE_1BIT;
break;
default:
debug("warning: %s invalid bus-width property. using 1-bit\n",
dev_read_name(dev));
cfg->host_caps |= MMC_MODE_1BIT;
break;
dev_err(dev, "Invalid \"bus-width\" value %u!\n", val);
return -EINVAL;
}
/* f_max is obtained from the optional "max-frequency" property */