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| author | Haijun Zhang | 2013-08-26 03:19:23 +0200 |
|---|---|---|
| committer | Chris Ball | 2013-08-26 17:32:07 +0200 |
| commit | c0b887b66c95fe5abaac071b8332b8c21113d84b (patch) | |
| tree | 0d4701ea0fcb12b1c0be7712098ab916f4f2b999 /include/linux/mmc | |
| parent | mmc: core: parse voltage from device-tree (diff) | |
| download | kernel-qcow2-linux-c0b887b66c95fe5abaac071b8332b8c21113d84b.tar.gz kernel-qcow2-linux-c0b887b66c95fe5abaac071b8332b8c21113d84b.tar.xz kernel-qcow2-linux-c0b887b66c95fe5abaac071b8332b8c21113d84b.zip | |
mmc: sdhci: get voltage from sdhc host
We use host->ocr_mask to hold the voltage get from device-tree
node, In case host->ocr_mask was available, we use host->ocr_mask
as the final available voltage can be used by MMC/SD/SDIO card.
Signed-off-by: Haijun Zhang <haijun.zhang@freescale.com>
Reviewed-by: Anton Vorontsov <anton@enomsg.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/sdhci.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index e3c6a74d980a..3e781b8c0be7 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -171,6 +171,7 @@ struct sdhci_host { unsigned int ocr_avail_sdio; /* OCR bit masks */ unsigned int ocr_avail_sd; unsigned int ocr_avail_mmc; + u32 ocr_mask; /* available voltages */ wait_queue_head_t buf_ready_int; /* Waitqueue for Buffer Read Ready interrupt */ unsigned int tuning_done; /* Condition flag set when CMD19 succeeds */ |