diff options
| author |   Russell King <rmk+kernel@arm.linux.org.uk> | 2014-04-25 12:59:31 +0100 |
|---|---|---|
| committer |   Chris Ball <chris@printf.net> | 2014-05-22 08:33:25 -0400 |
| commit | d975f121011a58223c7936ab483c3374a83236c3 (patch) | |
| tree | 24bc60cfe13146495c16108d40b12f878a805849 /include/linux/mmc | |
| parent | mmc: sdhci: convert sdhci_set_uhs_signaling() into a library function (diff) | |
| download | linux-dev-d975f121011a58223c7936ab483c3374a83236c3.tar.xz linux-dev-d975f121011a58223c7936ab483c3374a83236c3.zip | |
mmc: sdhci: cache timing information locally
Rather than reading back the timing information from the registers,
cache it locally. This allows implementations to translate the UHS
timing by overriding the set_uhs_signaling() method as required
without also having to emulate the SDHCI_HOST_CONTROL2 register.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Markus Pargmann <mpa@pengutronix.de>
Tested-by: Stephen Warren <swarren@nvidia.com>
[Ulf Hansson] Resolved conflict
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <chris@printf.net>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/sdhci.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index 72a90baf111f..7f3efbab8732 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -172,6 +172,8 @@ struct sdhci_host { unsigned int ocr_avail_mmc; u32 ocr_mask; /* available voltages */ + unsigned timing; /* Current timing */ + u32 thread_isr; /* cached registers */ |