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| author |   Chris Brandt <chris.brandt@renesas.com> | 2016-09-12 10:15:06 -0400 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2016-11-29 09:00:53 +0100 |
| commit | 8185e51f358a8dd4801b67e8c66f03eb9eeaba75 (patch) | |
| tree | be239a93fd696bfe128f0fc23c996e8215c397d1 /include/linux/mfd | |
| parent | mmc: sh_mobile_sdhi: add ocr_mask option (diff) | |
| download | linux-dev-8185e51f358a8dd4801b67e8c66f03eb9eeaba75.tar.xz linux-dev-8185e51f358a8dd4801b67e8c66f03eb9eeaba75.zip | |
mmc: tmio-mmc: add support for 32bit data port
For the r7s72100 SOC, the DATA_PORT register was changed to 32-bits wide.
Therefore a new flag has been created that will allow 32-bit reads/writes
to the DATA_PORT register instead of 16-bit (because 16-bits accesses are
not supported).
Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mfd')
| -rw-r--r-- | include/linux/mfd/tmio.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index 7a26286db895..fba44abd05ba 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -100,6 +100,11 @@ #define TMIO_MMC_SDIO_STATUS_QUIRK (1 << 8) /* + * Some controllers have a 32-bit wide data port register + */ +#define TMIO_MMC_32BIT_DATA_PORT (1 << 9) + +/* * Some controllers allows to set SDx actual clock */ #define TMIO_MMC_CLK_ACTUAL (1 << 10) |