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mmc: fsl_esdhc: update eMMC44 adapter card erase timeout

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Freescale eMMC44 adapter card uses Micron N2M400FDB311A3CF eMMC
memory. According to the silicon datasheet, secure erase timeout
is 600ms. So increase erase timeout value from 250ms to 600ms.

Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Cc: York Sun <yorksun@freescale.com>
This commit is contained in:
Yangbo Lu 2015-04-15 10:13:12 +08:00 committed by Pantelis Antoniou
parent 5e1c23cd39
commit 253d5bdd64
1 changed files with 2 additions and 2 deletions
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4
drivers/mmc/fsl_esdhc.c
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@ -387,9 +387,9 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
/* Workaround for ESDHC errata ENGcm03648 */ /* Workaround for ESDHC errata ENGcm03648 */
if (!data && (cmd->resp_type & MMC_RSP_BUSY)) { if (!data && (cmd->resp_type & MMC_RSP_BUSY)) {
int timeout = 2500; int timeout = 6000;
/* Poll on DATA0 line for cmd with busy signal for 250 ms */ /* Poll on DATA0 line for cmd with busy signal for 600 ms */
while (timeout > 0 && !(esdhc_read32(&regs->prsstat) & while (timeout > 0 && !(esdhc_read32(&regs->prsstat) &
PRSSTAT_DAT0)) { PRSSTAT_DAT0)) {
udelay(100); udelay(100);