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mmc: skip select_mode_and_width for MMC SPI host

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The MMC mode and width are fixed for MMC SPI host hence we skip
sd_select_mode_and_width() and mmc_select_mode_and_width() for
MMC SPI host.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Anup Patel
2019-07-08 04:10:43 +00:00
committed by Peng Fan
parent 0538477c53
commit f49ff79935
1 changed files with 14 additions and 0 deletions
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14
drivers/mmc/mmc.c
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@@ -1686,6 +1686,13 @@ static int sd_select_mode_and_width(struct mmc *mmc, uint card_caps)
mmc_dump_capabilities("host", mmc->host_caps); mmc_dump_capabilities("host", mmc->host_caps);
#endif #endif
if (mmc_host_is_spi(mmc)) {
mmc_set_bus_width(mmc, 1);
mmc_select_mode(mmc, SD_LEGACY);
mmc_set_clock(mmc, mmc->tran_speed, MMC_CLK_ENABLE);
return 0;
}
/* Restrict card's capabilities by what the host can do */ /* Restrict card's capabilities by what the host can do */
caps = card_caps & mmc->host_caps; caps = card_caps & mmc->host_caps;
@@ -1948,6 +1955,13 @@ static int mmc_select_mode_and_width(struct mmc *mmc, uint card_caps)
mmc_dump_capabilities("host", mmc->host_caps); mmc_dump_capabilities("host", mmc->host_caps);
#endif #endif
if (mmc_host_is_spi(mmc)) {
mmc_set_bus_width(mmc, 1);
mmc_select_mode(mmc, MMC_LEGACY);
mmc_set_clock(mmc, mmc->tran_speed, MMC_CLK_ENABLE);
return 0;
}
/* Restrict card's capabilities by what the host can do */ /* Restrict card's capabilities by what the host can do */
card_caps &= mmc->host_caps; card_caps &= mmc->host_caps;