diff options
| author | Chris Brandt <chris.brandt@renesas.com> | 2016-09-12 17:15:06 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2016-11-29 11:00:53 +0300 |
| commit | 8185e51f358a8dd4801b67e8c66f03eb9eeaba75 (patch) | |
| tree | be239a93fd696bfe128f0fc23c996e8215c397d1 /drivers/mmc/host/tmio_mmc.h | |
| parent | f19417f38264f9a2f7b4627aa4060133c237b211 (diff) | |
| download | linux-8185e51f358a8dd4801b67e8c66f03eb9eeaba75.tar.xz | |
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 'drivers/mmc/host/tmio_mmc.h')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index 8e126afd988c..839755c7f2b0 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -245,6 +245,12 @@ static inline u32 sd_ctrl_read16_and_16_as_32(struct tmio_mmc_host *host, int ad readw(host->ctl + ((addr + 2) << host->bus_shift)) << 16; } +static inline void sd_ctrl_read32_rep(struct tmio_mmc_host *host, int addr, + u32 *buf, int count) +{ + readsl(host->ctl + (addr << host->bus_shift), buf, count); +} + static inline void sd_ctrl_write16(struct tmio_mmc_host *host, int addr, u16 val) { /* If there is a hook and it returns non-zero then there @@ -267,4 +273,10 @@ static inline void sd_ctrl_write32_as_16_and_16(struct tmio_mmc_host *host, int writew(val >> 16, host->ctl + ((addr + 2) << host->bus_shift)); } +static inline void sd_ctrl_write32_rep(struct tmio_mmc_host *host, int addr, + const u32 *buf, int count) +{ + writesl(host->ctl + (addr << host->bus_shift), buf, count); +} + #endif |