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authorMichał Mirosław <mirq-linux@rere.qmqm.pl>2017-08-14 22:00:24 +0200
committerUlf Hansson <ulf.hansson@linaro.org>2017-08-30 15:03:35 +0200
commit14b04c6a50f80f4560152486a47de97754e6466f (patch)
tree6cd1dd1b23fb08b76ee389fd02f5cb708465541b /drivers/mmc
parent98f94ea6d823a2605a6cbe16c943e81abd9e8690 (diff)
mmc: sdhci-tegra: use generic sdhci_set_bus_width()
Now that sdhci_set_bus_width() supports 8-bit bus widths based on the MMC_CAP_8_BIT_DATA capability flag, replace the tegra version with the generic sdhci version. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Tested-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci-tegra.c23
1 files changed, 2 insertions, 21 deletions
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index f668a6fa1765..0cd6fa80db66 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -190,25 +190,6 @@ static void tegra_sdhci_reset(struct sdhci_host *host, u8 mask)
tegra_host->ddr_signaling = false;
}
-static void tegra_sdhci_set_bus_width(struct sdhci_host *host, int bus_width)
-{
- u32 ctrl;
-
- ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
- if ((host->mmc->caps & MMC_CAP_8_BIT_DATA) &&
- (bus_width == MMC_BUS_WIDTH_8)) {
- ctrl &= ~SDHCI_CTRL_4BITBUS;
- ctrl |= SDHCI_CTRL_8BITBUS;
- } else {
- ctrl &= ~SDHCI_CTRL_8BITBUS;
- if (bus_width == MMC_BUS_WIDTH_4)
- ctrl |= SDHCI_CTRL_4BITBUS;
- else
- ctrl &= ~SDHCI_CTRL_4BITBUS;
- }
- sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
-}
-
static void tegra_sdhci_pad_autocalib(struct sdhci_host *host)
{
u32 val;
@@ -323,7 +304,7 @@ static const struct sdhci_ops tegra_sdhci_ops = {
.read_w = tegra_sdhci_readw,
.write_l = tegra_sdhci_writel,
.set_clock = tegra_sdhci_set_clock,
- .set_bus_width = tegra_sdhci_set_bus_width,
+ .set_bus_width = sdhci_set_bus_width,
.reset = tegra_sdhci_reset,
.platform_execute_tuning = tegra_sdhci_execute_tuning,
.set_uhs_signaling = tegra_sdhci_set_uhs_signaling,
@@ -371,7 +352,7 @@ static const struct sdhci_ops tegra114_sdhci_ops = {
.write_w = tegra_sdhci_writew,
.write_l = tegra_sdhci_writel,
.set_clock = tegra_sdhci_set_clock,
- .set_bus_width = tegra_sdhci_set_bus_width,
+ .set_bus_width = sdhci_set_bus_width,
.reset = tegra_sdhci_reset,
.platform_execute_tuning = tegra_sdhci_execute_tuning,
.set_uhs_signaling = tegra_sdhci_set_uhs_signaling,