host->panic_ops->set_ios(host);
/*
- * Indicate DDR mode (if supported).
- */
- if (mmc_card_highspeed(card)) {
- if ((card->ext_csd.card_type & EXT_CSD_CARD_TYPE_DDR_1_8V)
- && (host->caps & (MMC_CAP_1_8V_DDR)))
- ddr = MMC_1_8V_DDR_MODE;
- else if ((card->ext_csd.card_type & EXT_CSD_CARD_TYPE_DDR_1_2V)
- && (host->caps & (MMC_CAP_1_2V_DDR)))
- ddr = MMC_1_2V_DDR_MODE;
- }
-
- /*
- * Activate wide bus and DDR (if supported).
+ * Activate wide bus.
+ * By default use SDR mode for panic write
*/
if ((card->csd.mmca_vsn >= CSD_SPEC_VER_4) &&
(host->caps & (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA))) {
unsigned ext_csd_bit, bus_width;
if (host->caps & MMC_CAP_8_BIT_DATA) {
- if (ddr)
- ext_csd_bit = EXT_CSD_DDR_BUS_WIDTH_8;
- else
- ext_csd_bit = EXT_CSD_BUS_WIDTH_8;
+ ext_csd_bit = EXT_CSD_BUS_WIDTH_8;
bus_width = MMC_BUS_WIDTH_8;
} else {
- if (ddr)
- ext_csd_bit = EXT_CSD_DDR_BUS_WIDTH_4;
- else
- ext_csd_bit = EXT_CSD_BUS_WIDTH_4;
+ ext_csd_bit = EXT_CSD_BUS_WIDTH_4;
bus_width = MMC_BUS_WIDTH_4;
}
goto err;
if (err) {
- printk(KERN_WARNING "%s: switch to bus width %d ddr %d "
- "failed\n", __func__, 1 << bus_width, ddr);
+ printk(KERN_WARNING "%s: switch to bus width %d "
+ "failed\n", __func__, 1 << bus_width);
err = 0;
} else {
- if (ddr)
- mmc_card_set_ddr_mode(card);
- else
- ddr = MMC_SDR_MODE;
-
+ ddr = MMC_SDR_MODE;
host->ios.bus_width = bus_width;
host->ios.ddr = ddr;
host->panic_ops->set_ios(host);