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authorMartin Blumenstingl <martin.blumenstingl@googlemail.com>2017-07-12 01:14:38 +0300
committerWim Van Sebroeck <wim@iguana.be>2017-09-09 21:14:01 +0300
commit43a64e81b2ac449938ba52a202e3edd23f57ec49 (patch)
treebfa40da3da69516fe57e5520f7a41198f1f6b00c /Documentation
parent08b10b57d69bb37d6e70a8db71844527a9f1f41c (diff)
downloadlinux-43a64e81b2ac449938ba52a202e3edd23f57ec49.tar.xz
watchdog: meson-wdt: add support for the watchdog on Meson8 and Meson8m2
The watchdog IP block on Meson8 and Meson8m2 is already supported by the existing meson-wdt driver. Meson8 uses the same register bits as Meson6, while the newer Meson8m2 SoC uses the same register bits as Meson8b. Currently watchdog support on Meson8 SoC already works because meson8.dtsi simply uses the "amlogic,meson6-wdt" compatible. Adding a separate compatible for Meson8 makes this more explicit though. Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/watchdog/meson-wdt.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/meson-wdt.txt b/Documentation/devicetree/bindings/watchdog/meson-wdt.txt
index ae70185d96e6..8a6d84cb36c9 100644
--- a/Documentation/devicetree/bindings/watchdog/meson-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/meson-wdt.txt
@@ -2,7 +2,11 @@ Meson SoCs Watchdog timer
Required properties:
-- compatible : should be "amlogic,meson6-wdt" or "amlogic,meson8b-wdt"
+- compatible : depending on the SoC this should be one of:
+ "amlogic,meson6-wdt" on Meson6 SoCs
+ "amlogic,meson8-wdt" and "amlogic,meson6-wdt" on Meson8 SoCs
+ "amlogic,meson8b-wdt" on Meson8b SoCs
+ "amlogic,meson8m2-wdt" and "amlogic,meson8b-wdt" on Meson8m2 SoCs
- reg : Specifies base physical address and size of the registers.
Example: