Ezequiel, it's a good idea to Cc devicetree ML on the coverletter so that folks can have the context at hand. thx, Jason. On Tue, Aug 27, 2013 at 11:34:24AM -0300, Ezequiel Garcia wrote: > This patchset adds support for Armada 370/XP SoC watchdog using the > orion-wdt driver. Several issues were blocking this addition, each > of which has timely discussed and (at least initially) agreed. > > Namely, the issues are: > > * Handling of clock input differences, which was related > to Armada 370/XP clocksource reference 25 MHz issue. > This is already solved by the work in [1] (merge pending). > > * Shared register handling. It was agreed to introduce an atomic > read/modify API for such accesses [2]. Once the API is merged we'll use > it to access the timer control register shared between clocksource > and watchdog drivers. > > * Watchdog RSTOUT enable. It was decided [3] that this was better > handled at each machine initialization (and so this patchset > does such change). This change allows to remove the mach-specific > header in orion-wdt, allowing multiplatform build. > > The current patchset is based and superseeds the previous v2 on > Orion watchdog: > > http://www.spinics.net/lists/arm-kernel/msg269526.html > > However, this is a new patchset that allow to support Armada 370/XP > watchdog. > > Patches 1-5 removes and reworks the orion-wdt to allow to remove the > mach-specific header. > > Patches 6-9 adds the infrastructure required to support multiple SoCs > in the orion-wdt driver, and then uses it to support Armada 370 and > Armada XP. > > Patches 9-15 completes the support by updating the devicetree binding > documentation, devicetree files, and default configuration. > > This series is based in v3.11-rc6 and has been tested on: > > * Kirkwood Openblocks A6 > * Armada XP Openblocks AX3 > * Armada 370 Mirabox > > (I must thank Plat'home for donating those beatiful boxes!) > > [1] http://comments.gmane.org/gmane.linux.ports.arm.kernel/261861 > [2] http://lwn.net/Articles/564709/ > [3] http://www.spinics.net/lists/arm-kernel/msg269994.html > > Thanks! > > Ezequiel Garcia (15): > watchdog: orion: Remove unneeded BRIDGE_CAUSE clear > ARM: orion: Assert watchdog RSTOUT enable bit > ARM: mvebu: Add watchdog RSTOUT enable in system-controller init > watchdog: orion: Remove RSTOUT bit enable/disable > watchdog: orion: Allow to build in any Orion platform > watchdog: orion: Introduce an orion_watchdog device structure > watchdog: orion: Introduce per-compatible of_device_id data > watchdog: orion: Add per-compatible clock initialization > watchdog: orion: Add support for Armada 370 and Armada XP SoC > ARM: mvebu: Add RSTOUT cell to system-controller DT node > ARM: mvebu: Enable Armada 370/XP watchdog in the devicetree > watchdog: orion: Rename device-tree binding documentation > watchdog: orion: Add other compatibles to devicetree binding > ARM: mvebu: system-controller: Add second reg cell devicetree > specification > ARM: mvebu: Enable watchdog in defconfig > > .../bindings/arm/mvebu-system-controller.txt | 7 +- > .../devicetree/bindings/watchdog/marvel.txt | 19 -- > .../devicetree/bindings/watchdog/orion-wdt.txt | 34 +++ > arch/arm/boot/dts/armada-370-xp.dtsi | 4 + > arch/arm/boot/dts/armada-370.dtsi | 7 +- > arch/arm/boot/dts/armada-xp.dtsi | 8 +- > arch/arm/configs/mvebu_defconfig | 3 + > arch/arm/mach-dove/board-dt.c | 2 + > arch/arm/mach-dove/common.c | 2 + > arch/arm/mach-dove/include/mach/bridge-regs.h | 1 + > arch/arm/mach-kirkwood/board-dt.c | 2 + > arch/arm/mach-kirkwood/common.c | 2 + > arch/arm/mach-kirkwood/include/mach/bridge-regs.h | 1 + > arch/arm/mach-mv78xx0/common.c | 2 + > arch/arm/mach-mv78xx0/include/mach/bridge-regs.h | 1 + > arch/arm/mach-mvebu/system-controller.c | 22 ++ > arch/arm/mach-orion5x/board-dt.c | 4 + > arch/arm/mach-orion5x/common.c | 2 + > arch/arm/mach-orion5x/include/mach/bridge-regs.h | 1 + > arch/arm/plat-orion/common.c | 5 + > arch/arm/plat-orion/include/plat/common.h | 1 + > drivers/watchdog/Kconfig | 2 +- > drivers/watchdog/orion_wdt.c | 244 +++++++++++++++------ > 23 files changed, 283 insertions(+), 93 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/watchdog/marvel.txt > create mode 100644 Documentation/devicetree/bindings/watchdog/orion-wdt.txt > > -- > 1.8.1.5 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html