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mirror of https://git.openwrt.org/openwrt/openwrt.git synced 2024-10-21 06:58:37 +02:00
openwrt/target/linux/ramips
Adrian Schmutzler 30cc7f3510 ramips: increase SPI frequency for ASUS RT-AC51U/RT-AC54U
This increases the SPI frequency for both ASUS RT-AC51U and RT-AC54U.

Speed comparison tests have been performed on RT-AC54U:

- 10Mhz
root@OpenWrt:~# time cat /dev/mtd* > /dev/null
real    4m 37.78s
user    0m 0.02s
sys     2m 43.92s

- 50Mhz
root@OpenWrt:~# time cat /dev/mtd* > /dev/null
real    1m 28.34s
user    0m 0.03s
sys     0m 46.96s

- 50Mhz fast read
root@OpenWrt:~# time cat /dev/mtd* > /dev/null
real    1m 11.94s
user    0m 0.01s
sys     0m 46.94s

- 80Mhz
root@OpenWrt:~# time cat /dev/mtd* > /dev/null
real    1m 12.31s
user    0m 0.04s
sys     0m 46.96s

- 80Mhz fast read
root@OpenWrt:~# time cat /dev/mtd* > /dev/null
real    1m 12.15s
user    0m 0.02s
sys     0m 46.97s

Based on that, we took 50 MHz with fast-read, as higher frequencies
didn't yield further improvements.

For the RT-AC51U, only the final configuration was tested.

Tested-by: Zhijun You <hujy652@gmail.com> [RT-AC54U]
Tested-by: Davide Fioravanti <pantanastyle@gmail.com> [RT-AC51U]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
2020-05-18 11:38:22 +02:00
..
base-files/etc ramips: remove set_preinit_iface script 2020-04-04 14:56:14 +08:00
dts ramips: increase SPI frequency for ASUS RT-AC51U/RT-AC54U 2020-05-18 11:38:22 +02:00
files/drivers ramips: ralink-eth: fix leftover dma dev argument 2020-04-13 11:32:50 +08:00
image ramips: add support for Linksys EA7500 v2 2020-05-17 18:44:28 +02:00
mt76x8 ramips: remove config-4.14 for mt7621/mt76x8 2020-04-23 18:39:48 +02:00
mt7620 ramips: add support for netis WF2770 2020-05-17 18:41:48 +02:00
mt7621 ramips: add support for Linksys EA7500 v2 2020-05-17 18:44:28 +02:00
patches-4.14 kernel: bump 4.14 to 4.14.180 2020-05-12 12:36:28 +02:00
patches-5.4 kernel: bump 5.4 to 5.4.36 2020-04-30 00:52:04 +02:00
rt288x Revert "ramips: explicitly disable built-in switch for lan-only devices" 2020-04-28 16:53:29 +02:00
rt305x ramips: explicitly disable built-in switch for lan-only devices 2020-04-27 22:54:51 +02:00
rt3883 Revert "ramips: explicitly disable built-in switch for lan-only devices" 2020-04-28 16:53:29 +02:00
Makefile ramips: add 5.4 as testing kernel 2020-04-12 22:27:18 +08:00
modules.mk ramips: fix path for dma-ralink and mtk-hsdma 2020-04-05 18:16:17 +08:00