diff options
| author | Dirk Behme <dirk.behme@de.bosch.com> | 2018-03-14 17:50:09 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-03-15 12:50:59 +0300 |
| commit | dbe7dc6b9b28f5b012b0bedc372aa0c52521f3e4 (patch) | |
| tree | 78e4b085300df55b24d2e2ed14b65723fa3f7572 /include | |
| parent | e22842dd64bf86753d3f2b6ea474d73fc1e6ca24 (diff) | |
| download | linux-dbe7dc6b9b28f5b012b0bedc372aa0c52521f3e4.tar.xz | |
mmc: core: Disable HPI for certain Micron (Numonyx) eMMC cards
Certain Micron eMMC v4.5 cards might get broken when HPI feature is used
and hence this patch disables the HPI feature for such buggy cards.
In U-Boot, these cards are reported as
Manufacturer: Micron (ID: 0xFE)
OEM: 0x4E
Name: MMC32G
Revision: 19 (0x13)
Serial: 959241022 Manufact. date: 8/2015 (0x82) CRC: 0x00
Tran Speed: 52000000
Rd Block Len: 512
MMC version 4.5
High Capacity: Yes
Capacity: 29.1 GiB
Boot Partition Size: 16 MiB
Bus Width: 8-bit
According to JEDEC JEP106 manufacturer 0xFE is Numonyx, which was bought by
Micron.
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
Signed-off-by: Mark Craske <Mark_Craske@mentor.com>
Cc: <stable@vger.kernel.org> # 4.8+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions