From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- .../devicetree/bindings/watchdog/mpc8xxx-wdt.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt (limited to 'Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt') diff --git a/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt b/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt new file mode 100644 index 000000000..a384ff5b3 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt @@ -0,0 +1,25 @@ +* Freescale mpc8xxx watchdog driver (For 83xx, 86xx and 8xx) + +Required properties: +- compatible: Shall contain one of the following: + "mpc83xx_wdt" for an mpc83xx + "fsl,mpc8610-wdt" for an mpc86xx + "fsl,mpc823-wdt" for an mpc8xx +- reg: base physical address and length of the area hosting the + watchdog registers. + On the 83xx, "Watchdog Timer Registers" area: <0x200 0x100> + On the 86xx, "Watchdog Timer Registers" area: <0xe4000 0x100> + On the 8xx, "General System Interface Unit" area: <0x0 0x10> + +Optional properties: +- reg: additional physical address and length (4) of location of the + Reset Status Register (called RSTRSCR on the mpc86xx) + On the 83xx, it is located at offset 0x910 + On the 86xx, it is located at offset 0xe0094 + On the 8xx, it is located at offset 0x288 + +Example: + WDT: watchdog@0 { + compatible = "fsl,mpc823-wdt"; + reg = <0x0 0x10 0x288 0x4>; + }; -- cgit v1.2.3