diff options
Diffstat (limited to 'drivers/mmc/host/rtsx_usb_sdmmc.c')
| -rw-r--r-- | drivers/mmc/host/rtsx_usb_sdmmc.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c index 5d3766e792f0..88af827e086b 100644 --- a/drivers/mmc/host/rtsx_usb_sdmmc.c +++ b/drivers/mmc/host/rtsx_usb_sdmmc.c @@ -435,6 +435,13 @@ static void sd_send_cmd_get_rsp(struct rtsx_usb_sdmmc *host, } if (rsp_type == SD_RSP_TYPE_R2) { + /* + * The controller offloads the last byte {CRC-7, end bit 1'b1} + * of response type R2. Assign dummy CRC, 0, and end bit to the + * byte(ptr[16], goes into the LSB of resp[3] later). + */ + ptr[16] = 1; + for (i = 0; i < 4; i++) { cmd->resp[i] = get_unaligned_be32(ptr + 1 + i * 4); dev_dbg(sdmmc_dev(host), "cmd->resp[%d] = 0x%08x\n", @@ -1329,6 +1336,7 @@ static void rtsx_usb_init_host(struct rtsx_usb_sdmmc *host) MMC_CAP_MMC_HIGHSPEED | MMC_CAP_BUS_WIDTH_TEST | MMC_CAP_UHS_SDR12 | MMC_CAP_UHS_SDR25 | MMC_CAP_UHS_SDR50 | MMC_CAP_NEEDS_POLL; + mmc->caps2 = MMC_CAP2_NO_PRESCAN_POWERUP | MMC_CAP2_FULL_PWR_CYCLE; mmc->max_current_330 = 400; mmc->max_current_180 = 800; @@ -1445,7 +1453,6 @@ static struct platform_driver rtsx_usb_sdmmc_driver = { .remove = rtsx_usb_sdmmc_drv_remove, .id_table = rtsx_usb_sdmmc_ids, .driver = { - .owner = THIS_MODULE, .name = "rtsx_usb_sdmmc", }, }; |