Hi Neil, > Adds support for the Amlogic Meson GXBB SoC Watchdog Timer. > It differs from the meson6/meson8b HW, so need for a separate driver. > The HW provides a divider capable of having a 1ms timebase thus simplifying > the counter update. > The restart call is not provided even if the HW is capable of triggering a > system reset immediately because of the PSCI firmare having such > functionnality. > The watchdog is not expected to be running at boot time since there is a > separate > system-level watchdog running from the SCPI co-processor, but this case would > be > handle in a next driver update. > > Changes since v2 at > http://lkml.kernel.org/r/1464943007-18000-1-git-send-email-narmstr...@baylibre.com > : > - Fix set_timeout behaviour > > Changes since v1 at > http://lkml.kernel.org/r/1464614948-28247-1-git-send-email-narmstr...@baylibre.com > : > - Update default timeout to 30sec > - Add separate CONFIG_ > - Remove unused defines & functions > - Fix indentation > - Check set_timeout max value > - Reorder includes alphabetically > - Switch to human identify string > - clk_disable_unprepare on probe failure or removal > > Changes since RFC version at > http://lkml.kernel.org/r/1464249112-13658-1-git-send-email-narmstr...@baylibre.com > : > - Remove status callback, will re-introduce it later to managed the > already-running use case > - Fix registers defines indentation > - Fix space between operators > - Make all callbacks static functions > - Fix bindings with missing clocks attribute > - Do not stop/start watchdog on a timeout setup > - Fix probe device configuration > > Neil Armstrong (3): > watchdog: Add Meson GXBB Watchdog Driver > dt-bindings: watchdog: Add Meson GXBB Watchdog bindings > ARM64: dts: amlogic: meson-gxbb: Add watchdog node > > .../bindings/watchdog/meson-gxbb-wdt.txt | 16 ++ > arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 6 + > drivers/watchdog/Kconfig | 10 + > drivers/watchdog/Makefile | 1 + > drivers/watchdog/meson_gxbb_wdt.c | 270 > +++++++++++++++++++++ > 5 files changed, 303 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/watchdog/meson-gxbb-wdt.txt > create mode 100644 drivers/watchdog/meson_gxbb_wdt.c > > -- > 2.7.0 >
This patches have been added to linux-watchdog-next. Kind regards, Wim.
