Searched hist:"227 f658e55a6b1c7c219babd1bfd1130aac4568d" (Results 1 – 2 of 2) sorted by relevance
| /rk3399_rockchip-uboot/include/ |
| H A D | mmc.h | 227f658e55a6b1c7c219babd1bfd1130aac4568d Mon May 15 06:06:55 UTC 2017 Ziyuan Xu <xzy.xu@rock-chips.com> mmc: select the available type from host_caps and card_caps
The original implementation select HS timing by default, add available
type selection for higher speed mode compatibility, such as hs200,
hs400, hs400es.
By the way, we assume that card run at 1.8V or 1.2V I/O when its timing
is ddr52/hs200/hs400(es).
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
|
| /rk3399_rockchip-uboot/drivers/mmc/ |
| H A D | mmc.c | 227f658e55a6b1c7c219babd1bfd1130aac4568d Mon May 15 06:06:55 UTC 2017 Ziyuan Xu <xzy.xu@rock-chips.com> mmc: select the available type from host_caps and card_caps
The original implementation select HS timing by default, add available
type selection for higher speed mode compatibility, such as hs200,
hs400, hs400es.
By the way, we assume that card run at 1.8V or 1.2V I/O when its timing
is ddr52/hs200/hs400(es).
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
|