The watchdog should use a clock at 50 Mhz, so instead of using the clock osc (200 Mhz), we define a reference clock at 50Mhz and use it for both watchdog.
Signed-off-by: Philippe Reynes philippe.reynes@softathome.com --- arch/arm/dts/bcm63158.dtsi | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/arch/arm/dts/bcm63158.dtsi b/arch/arm/dts/bcm63158.dtsi index 4b2eaee..175af38 100644 --- a/arch/arm/dts/bcm63158.dtsi +++ b/arch/arm/dts/bcm63158.dtsi @@ -66,6 +66,12 @@ clock-frequency = <0xbebc200>; u-boot,dm-pre-reloc; }; + + refclk50mhz: refclk50mhz { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <50000000>; + }; };
ubus { @@ -92,13 +98,13 @@ wdt1: watchdog@ff800480 { compatible = "brcm,bcm6345-wdt"; reg = <0x0 0xff800480 0x0 0x14>; - clocks = <&periph_osc>; + clocks = <&refclk50mhz>; };
wdt2: watchdog@ff8004c0 { compatible = "brcm,bcm6345-wdt"; reg = <0x0 0xff8004c0 0x0 0x14>; - clocks = <&periph_osc>; + clocks = <&refclk50mhz>; };
wdt-reboot {