Commit 98f94ea6 authored by Michał Mirosław's avatar Michał Mirosław Committed by Ulf Hansson

mmc: sdhci: key 8BITBUS bit off MMC_CAP_8_BIT_DATA

Hosts supporting 8-bit bus are marked accordingly. If MMC_CAP_8_BIT_DATA
is not among host capabilities, 8BITBUS bit will never be set and it
is not cleared in case some non-SDHCI3 host uses it for something else.
Signed-off-by: default avatarMichał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Tested-by: default avatarThierry Reding <treding@nvidia.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 34292311
......@@ -1544,10 +1544,9 @@ void sdhci_set_bus_width(struct sdhci_host *host, int width)
ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
if (width == MMC_BUS_WIDTH_8) {
ctrl &= ~SDHCI_CTRL_4BITBUS;
if (host->version >= SDHCI_SPEC_300)
ctrl |= SDHCI_CTRL_8BITBUS;
ctrl |= SDHCI_CTRL_8BITBUS;
} else {
if (host->version >= SDHCI_SPEC_300)
if (host->mmc->caps & MMC_CAP_8_BIT_DATA)
ctrl &= ~SDHCI_CTRL_8BITBUS;
if (width == MMC_BUS_WIDTH_4)
ctrl |= SDHCI_CTRL_4BITBUS;
......
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