static struct list_head mmc_devices;
static int cur_dev_num = -1;
+int __board_mmc_getcd(u8 *cd, struct mmc *mmc) {
+ return -1;
+}
+
+int board_mmc_getcd(u8 *cd, struct mmc *mmc)__attribute__((weak,
+ alias("__board_mmc_getcd")));
+
int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
{
return mmc->send_cmd(mmc, cmd, data);
cmd.cmdidx = SD_CMD_APP_SEND_OP_COND;
cmd.resp_type = MMC_RSP_R3;
- cmd.cmdarg = mmc->voltages;
+
+ /*
+ * Most cards do not answer if some reserved bits
+ * in the ocr are set. However, Some controller
+ * can set bit 7 (reserved for low voltages), but
+ * how to manage low voltages SD card is not yet
+ * specified.
+ */
+ cmd.cmdarg = mmc->voltages & 0xff8000;
if (mmc->version == SD_VERSION_2)
cmd.cmdarg |= OCR_HCS;
if (err)
return err;
+ mmc_set_bus_width(mmc, 1);
+ mmc_set_clock(mmc, 1);
+
/* Reset the Card */
err = mmc_go_idle(mmc);