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mmc: 3368: midgreed WA

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Signed-off-by: lintao <lintao@rock-chips.com>
This commit is contained in:
lintao 2015-03-02 18:11:11 +08:00
parent 04b24f19e5
commit 8e8d41507b
1 changed files with 12 additions and 3 deletions
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15
drivers/mmc/host/dw_mmc-rockchip.c
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@ -455,9 +455,18 @@ static int dw_mci_rockchip_execute_tuning(struct dw_mci_slot *slot, u32 opcode,
MMC_DBG_INFO_FUNC(host->mmc,
"execute tuning: candidates_degree = SDMMC_SHIFT_DEGREE_90 [%s]",
mmc_hostname(host->mmc));
dw_mci_rockchip_set_degree(host, tuning_data->con_id,
tuning_data->tuning_type, SDMMC_SHIFT_DEGREE_90);
if (host->cid == DW_MCI_TYPE_RK3368 && (candidates_degree[3] == SDMMC_SHIFT_DEGREE_270)) {
MMC_DBG_INFO_FUNC(host->mmc,
"execute tuning: candidates_degree = SDMMC_SHIFT_DEGREE_180 [%s]",
mmc_hostname(host->mmc));
dw_mci_rockchip_set_degree(host, tuning_data->con_id,
tuning_data->tuning_type, SDMMC_SHIFT_DEGREE_180);
}
else {
dw_mci_rockchip_set_degree(host, tuning_data->con_id,
tuning_data->tuning_type, SDMMC_SHIFT_DEGREE_90);
}
ret = 0;
goto done;
}else if((candidates_degree[0] == SDMMC_SHIFT_DEGREE_90)