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mmc: core: Remove unnecessary retry mechanism at SDIO attach 

The retry and fallback mechanism when failing to switch to 1.8V
signaling voltage is handled by the SDIO card init function. Thus we
can remove the duplicated old code from the attach function.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Ulf Hansson 2013-09-12 16:38:56 +02:00 committed by Chris Ball
parent 0f791fdad8
commit ec2ed70062
1 changed files with 3 additions and 11 deletions
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14
drivers/mmc/core/sdio.c
View File

@ -1175,17 +1175,9 @@ int mmc_attach_sdio(struct mmc_host *host)
host->ocr |= R4_18V_PRESENT;
err = mmc_sdio_init_card(host, host->ocr, NULL, 0);
if (err) {
if (err == -EAGAIN) {
/*
* Retry initialization with S18R set to 0.
*/
host->ocr &= ~R4_18V_PRESENT;
err = mmc_sdio_init_card(host, host->ocr, NULL, 0);
}
if (err)
goto err;
}
if (err)
goto err;
card = host->card;
/*