linux_dsm_epyc7002/arch
Marcel Ziswiler 200be313fd 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 <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2018-09-26 16:45:46 +02:00
..
alpha Merge branch 'userns-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2018-08-24 09:25:39 -07:00
arc
arm ARM: tegra: apalis_t30: enable emmc ddr52 mode 2018-09-26 16:45:46 +02:00
arm64 ARM: SoC: late updates 2018-08-25 14:12:36 -07:00
c6x
h8300 Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
hexagon
ia64
m68k
microblaze
mips Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
nds32
nios2
openrisc
parisc
powerpc Merge branch 'ida-4.19' of git://git.infradead.org/users/willy/linux-dax 2018-08-26 11:48:42 -07:00
riscv Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
s390 Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
sh
sparc Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
um
unicore32
x86 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-08-26 11:25:21 -07:00
xtensa Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
.gitignore
Kconfig