[PATCH 0/3] ath79: add support for MikroTik RouterBOARD 912UAG-2HPnD
ryazanov.s.a at gmail.com
Mon Jun 14 18:17:55 PDT 2021
On Mon, Jun 14, 2021 at 6:29 PM Koen Vandeputte
<koen.vandeputte at citymesh.com> wrote:
> On 27.05.21 10:16, Denis Kalashnikov wrote:
> > From: Denis Kalashnikov <denis281089 at gmail.com>
> > RB912 needs two ad hoc drivers: gpio-latch and rb91x_nand. So I've ported them
> > from ar71xx and added DTS.
> > In RFC v1 I added a MFD driver that provided API for manipulating shared gpio
> > lines to gpio-latch and nand drivers. In RFC v2 I just ported gpio-latch and
> > rb91x_nand drivers from ar71xx to ath79 by adding DTS support and usage of
> > a new gpio API (gpiod_*). This way is turned to be more clear and compact.
> > So, I've tried to fix what you guys advised me and here is my patches v1.
> > All seems to be working on my RB912UAG-2HPnD. Except a button and a beeper. The
> > beeper seems is not important thing, but the button is. The button shares gpio
> > 15 with NAND ALE and NAND IO7, but this is not easily supported by the current
> > drivers. May be we need ad hoc driver for button. Or may be there is a more
> > general solution for this problem (like rb91x-gpio driver that arbitrates
> > all gpio lines instead of gpio-latch). This can be fixed in the next patches.
> > Denis Kalashnikov (3):
> > ath79: add gpio-latch driver for MikroTik RouterBOARDs
> > ath79: add NAND driver for MikroTik RB91xG series
> > ath79: add support for MikroTik RouterBOARD 912UAG-2HPnD
> > ...9342_mikrotik_routerboard-912uag-2hpnd.dts | 214 ++++++++++
> > .../ath79/files/drivers/gpio/gpio-latch.c | 203 ++++++++++
> > .../files/drivers/mtd/nand/raw/rb91x_nand.c | 375 ++++++++++++++++++
> > target/linux/ath79/image/mikrotik.mk | 9 +
> > .../base-files/etc/board.d/02_network | 2 +
> > .../etc/hotplug.d/firmware/10-ath9k-eeprom | 1 +
> > .../base-files/lib/upgrade/platform.sh | 1 +
> > target/linux/ath79/mikrotik/config-default | 1 +
> > .../patches-5.10/939-mikrotik-rb91x.patch | 49 +++
> > .../patches-5.4/939-mikrotik-rb91x.patch | 44 ++
> > 10 files changed, 899 insertions(+)
> > create mode 100644 target/linux/ath79/dts/ar9342_mikrotik_routerboard-912uag-2hpnd.dts
> > create mode 100644 target/linux/ath79/files/drivers/gpio/gpio-latch.c
> > create mode 100644 target/linux/ath79/files/drivers/mtd/nand/raw/rb91x_nand.c
> > create mode 100644 target/linux/ath79/patches-5.10/939-mikrotik-rb91x.patch
> > create mode 100644 target/linux/ath79/patches-5.4/939-mikrotik-rb91x.patch
> Tested on the 5GHz flavor and works fine
> Any other objections/remarks?
Still have no chance to run-test it, but the code looks overly good for me.
> I will merge this otherwise tomorrow.
Thanks for taking care of this.
Just curious. Are there any chances that support for this board will
be backported to the 21.02 branch?
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