diff options
| author | Marcel Ziswiler <[email protected]> | 2018-08-31 18:38:05 +0200 |
|---|---|---|
| committer | Thierry Reding <[email protected]> | 2018-09-26 16:45:46 +0200 |
| commit | 200be313fdc9bb9810bba3450698c1bf923b814f (patch) | |
| tree | 07729994969d94c29df5e61954faa79c4f430ea5 /tools/perf/scripts/python | |
| parent | 0f0a3831290d05a32a653736bc14cfc0f391643b (diff) | |
ARM: tegra: apalis_t30: enable emmc ddr52 mode
Add mmc-ddr-1_8v property enabling eMMC DDR52 mode.
root@apalis-t30:~# cat /sys/kernel/debug/mmc1/ios
clock: 52000000 Hz
actual clock: 52000000 Hz
vdd: 21 (3.3 ~ 3.4 V)
bus mode: 2 (push-pull)
chip select: 0 (don't care)
power mode: 2 (on)
bus width: 3 (8 bits)
timing spec: 8 (mmc DDR52)
signal voltage: 1 (1.80 V)
driver type: 0 (driver type B)
root@apalis-t30:~# hdparm -t /dev/mmcblk1
/dev/mmcblk1:
Timing buffered disk reads: 232 MB in 3.01 seconds = 77.10 MB/sec
Signed-off-by: Marcel Ziswiler <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions