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Commit Graph

11 Commits

Author SHA1 Message Date
Chaotian Jing
2066fd285e mmc: mediatek: change some dev_err to dev_dbg
there are too many error logs shown when use CMD21/CMD19 to do tune,
and it will appear at each resume time, print out so many logs to the
uart console cost too mush time. so change it to dev_dbg.

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-12-22 11:32:17 +01:00
Ulf Hansson
7b6471a968 mmc: core: Remove MMC_CAP_RUNTIME_RESUME as it's redundant
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-12-22 11:32:03 +01:00
Geert Uytterhoeven
62d494ca27 mmc: mediatek: Preinitialize delay_phase in get_best_delay()
drivers/mmc/host/mtk-sd.c: In function ‘get_best_delay’:
drivers/mmc/host/mtk-sd.c:1284: warning: ‘delay_phase.start’ is used uninitialized in this function
drivers/mmc/host/mtk-sd.c:1284: warning: ‘delay_phase.maxlen’ is used uninitialized in this function

If delay is zero, these fields are indeed not initialized.
Let the compiler preinitialize the whole struct to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-11-09 13:16:44 +01:00
Chaotian Jing
6397b7f5f4 mmc: mediatek: add HS400 support
add HS400 mode and tune support

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-10-27 10:40:38 +01:00
Chaotian Jing
c9b5061e77 mmc: mediatek: add implement of ops->hw_reset()
add implement of ops->hw_reset() for eMMC

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-10-27 10:21:16 +01:00
Chaotian Jing
62b0d27af8 mmc: mediatek: fix got GPD checksum error interrupt when data transfer
Even if we only use one gpd, we need alloc 2 gpd and make
the gpd->next pointer to the second gpd, or may get gpd checksum
error, this was checked by hardware

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-10-27 10:21:16 +01:00
Chaotian Jing
6e622947e1 mmc: mediatek: change the argument "ddr" to "timing"
use the ios->timing directly is better
It can reflect current timing and do settings by timing

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-10-27 10:21:16 +01:00
Chaotian Jing
726a9aac31 mmc: mediatek: make cmd_ints_mask to const
cmd_ints_mask and data_ints_mask are constant value,
so make it to const

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-10-27 10:21:15 +01:00
Chaotian Jing
8131e815f7 mmc: mediatek: Add MMC_CAP_RUNTIME_RESUME support
Add MMC_CAP_RUNTIME_RESUME support to save resume time
Drop unnecessary SDC_ARG write

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-10-26 15:59:59 +01:00
Chaotian Jing
4b8a43e90c mmc: mediatek: Add PM support for MMC driver
Add PM support for Mediatek MMC driver
Save/restore registers when PM

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-06-18 09:21:04 +02:00
Chaotian Jing
208489032b mmc: mediatek: Add Mediatek MMC driver
Add Mediatek MMC driver code
Support eMMC/SD/SDIO

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-06-18 09:20:48 +02:00