Add WDT reboot bindings on DH i.MX6 DHSOM to permit the platform to reboot via WDT in U-Boot. These are custom U-Boot bindings, hence they are placed in -u-boot.dtsi .

Reviewed-by: Fabio Estevam festevam@denx.de Signed-off-by: Marek Vasut marex@denx.de --- Cc: Andreas Geisreiter ageisreiter@dh-electronics.de Cc: Christoph Niedermaier cniedermaier@dh-electronics.com Cc: Fabio Estevam festevam@denx.de Cc: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de Cc: u-boot@dh-electronics.com --- V2: Update subject, add 'reboot' word to make it clearer V3: Rebase on current u-boot master and add changes which landed in U-Boot upstream since the last submission, i.e. s@u-boot,dm-spl@bootph-pre-ram@ --- arch/arm/dts/imx6qdl-dhcom-u-boot.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+)

diff --git a/arch/arm/dts/imx6qdl-dhcom-u-boot.dtsi b/arch/arm/dts/imx6qdl-dhcom-u-boot.dtsi index 190567ab7ba..740a24d96ec 100644 --- a/arch/arm/dts/imx6qdl-dhcom-u-boot.dtsi +++ b/arch/arm/dts/imx6qdl-dhcom-u-boot.dtsi @@ -8,6 +8,12 @@ aliases { eeprom0 = &eeprom0; }; + + wdt-reboot { + compatible = "wdt-reboot"; + wdt = <&wdog1>; + bootph-pre-ram; + }; };

&fec { @@ -25,3 +31,7 @@ gpio = <&gpio3 31 GPIO_ACTIVE_HIGH>; enable-active-high; }; + +&wdog1 { + bootph-pre-ram; +};