static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
unsigned int start_addr)
{
- unsigned int stat, rdy, mask, block = 0;
+ unsigned int stat, rdy, mask, timeout, block = 0;
+ timeout = 10000;
rdy = SDHCI_INT_SPACE_AVAIL | SDHCI_INT_DATA_AVAIL;
mask = SDHCI_DATA_AVAILABLE | SDHCI_SPACE_AVAILABLE;
do {
#ifdef CONFIG_MMC_SDMA
if (stat & SDHCI_INT_DMA_END) {
sdhci_writel(host, SDHCI_INT_DMA_END, SDHCI_INT_STATUS);
- start_addr &= SDHCI_DEFAULT_BOUNDARY_SIZE - 1;
+ start_addr &= ~(SDHCI_DEFAULT_BOUNDARY_SIZE - 1);
start_addr += SDHCI_DEFAULT_BOUNDARY_SIZE;
sdhci_writel(host, start_addr, SDHCI_DMA_ADDRESS);
}
#endif
+ if (timeout-- > 0)
+ udelay(10);
+ else {
+ printf("Transfer data timeout\n");
+ return -1;
+ }
} while (!(stat & SDHCI_INT_DATA_END));
return 0;
}
sdhci_writel(host, cmd->cmdarg, SDHCI_ARGUMENT);
#ifdef CONFIG_MMC_SDMA
- flush_cache(0, ~0);
+ flush_cache(start_addr, trans_bytes);
#endif
sdhci_writew(host, SDHCI_MAKE_CMD(cmd->cmdidx, flags), SDHCI_COMMAND);
do {
}
mmc->priv = host;
+ host->mmc = mmc;
sprintf(mmc->name, "%s", host->name);
mmc->send_cmd = sdhci_send_command;
mmc->set_ios = sdhci_set_ios;
mmc->init = sdhci_init;
+ mmc->getcd = NULL;
caps = sdhci_readl(host, SDHCI_CAPABILITIES);
#ifdef CONFIG_MMC_SDMA