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mmc: mxs-mmc: have dma_channel than dma_res in mxs_mmc_host

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It replaces dma_res with dma_channel in struct mxs_mmc_host, so that
the device tree support will be a little easier, since dma channel
can not be retrieved from "struct resource *dma_res".

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Marek Vasut <marex@denx.de>
Acked-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Shawn Guo 2012-05-06 11:25:35 +08:00
parent df06bfc724
commit b60188c820
1 changed files with 3 additions and 3 deletions
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6
drivers/mmc/host/mxs-mmc.c
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@ -146,7 +146,7 @@ struct mxs_mmc_host {
struct mmc_data *data;
void __iomem *base;
struct resource *dma_res;
int dma_channel;
struct clk *clk;
unsigned int clk_rate;
@ -668,7 +668,7 @@ static bool mxs_mmc_dma_filter(struct dma_chan *chan, void *param)
if (!mxs_dma_is_apbh(chan))
return false;
if (chan->chan_id != host->dma_res->start)
if (chan->chan_id != host->dma_channel)
return false;
chan->private = &host->dma_data;
@ -719,7 +719,7 @@ static int mxs_mmc_probe(struct platform_device *pdev)
host->devid = pdev->id_entry->driver_data;
host->mmc = mmc;
host->dma_res = dmares;
host->dma_channel = dmares->start;
host->sdio_irq_en = 0;
pinctrl = devm_pinctrl_get_select_default(&pdev->dev);