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board: AXS10x - update SDIO clock value

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With the most recent board firmware correct SDIO clock is 50MHz as
opposed to 25 MHz before.

Also set max frequency of MMC data exchange equal to SDIO clock -
because there's no way to transfer data faster than interface clock.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
This commit is contained in:
Alexey Brodkin 2015-04-02 10:19:12 +03:00
parent 6eb15e50f4
commit d5717e8944
1 changed files with 2 additions and 2 deletions
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4
board/synopsys/axs101/axs101.c
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@ -27,9 +27,9 @@ int board_mmc_init(bd_t *bis)
host->ioaddr = (void *)ARC_DWMMC_BASE;
host->buswidth = 4;
host->dev_index = 0;
host->bus_hz = 25000000;
host->bus_hz = 50000000;
add_dwmci(host, 52000000, 400000);
add_dwmci(host, host->bus_hz, 400000);
return 0;
}