diff options
| author | Marek Vasut <marek.vasut+renesas@gmail.com> | 2021-01-03 11:38:25 +0100 |
|---|---|---|
| committer | Marek Vasut <marek.vasut+renesas@gmail.com> | 2021-01-31 14:08:45 +0100 |
| commit | 8a73bef338d48095dfb8e805b643d7dd1f6b6d9b (patch) | |
| tree | b1ca7e13bb2c77474b8b76c37e9e783b620278c6 /drivers/mmc/renesas-sdhi.c | |
| parent | 32568ee5b9f0fc35ecb12f62cfd67395ac792781 (diff) | |
mmc: tmio: sdhi: Configure internal DMA bus width
The R-Car3 SDHI should set these two bits in DMA_MODE register according
to the specification, to indicate 64bit bus width. No other bus width
options are permitted and the default value is 0, which is incorrect.
Set the bits accordingly.
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Diffstat (limited to 'drivers/mmc/renesas-sdhi.c')
| -rw-r--r-- | drivers/mmc/renesas-sdhi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index 24130e620b..2acb8c6efa 100644 --- a/drivers/mmc/renesas-sdhi.c +++ b/drivers/mmc/renesas-sdhi.c @@ -862,6 +862,9 @@ static void renesas_sdhi_filter_caps(struct udevice *dev) if (!(priv->caps & TMIO_SD_CAP_RCAR_GEN3)) return; + if (priv->caps & TMIO_SD_CAP_DMA_INTERNAL) + priv->idma_bus_width = TMIO_SD_DMA_MODE_BUS_WIDTH; + #if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT) || \ CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) || \ CONFIG_IS_ENABLED(MMC_HS400_SUPPORT) |