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| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-21 00:26:19 +0200 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-21 00:26:19 +0200 |
| commit | d193c1b6eb05041c94ad9aacd8c94189d1dbc5f8 (patch) | |
| tree | c08012d3c427142364bca40e042659b3a819c60a /drivers/mmc | |
| parent | 651eb7322407173d5f1ac5a149e381a4044858f4 (diff) | |
| parent | 1d9b033269263a69f7402f508c17b242fc7fea43 (diff) | |
| download | olio-uboot-2014.01-d193c1b6eb05041c94ad9aacd8c94189d1dbc5f8.tar.xz olio-uboot-2014.01-d193c1b6eb05041c94ad9aacd8c94189d1dbc5f8.zip | |
Merge remote-tracking branch 'u-boot-imx/master'
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/mxsmmc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mmc/mxsmmc.c b/drivers/mmc/mxsmmc.c index 9a98c6b85..c80b41b19 100644 --- a/drivers/mmc/mxsmmc.c +++ b/drivers/mmc/mxsmmc.c @@ -119,6 +119,10 @@ static int mxsmmc_send_cmd_dma(struct mxsmmc_priv *priv, struct mmc_data *data) (uint32_t)(priv->desc->cmd.address + cache_data_count)); } + /* Invalidate the area, so no writeback into the RAM races with DMA */ + invalidate_dcache_range((uint32_t)priv->desc->cmd.address, + (uint32_t)(priv->desc->cmd.address + cache_data_count)); + priv->desc->cmd.data |= MXS_DMA_DESC_IRQ | MXS_DMA_DESC_DEC_SEM | (data_count << MXS_DMA_DESC_BYTES_OFFSET); |