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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-11-07 09:48:28 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-11-08 08:57:14 +0100 |
| commit | 646d1a09f05689a3a4781112a3b3e4747d0ba231 (patch) | |
| tree | fe48ab82140e06e495051098fde1d97a4b1e56d5 /dts/Bindings/watchdog | |
| parent | ebc406c1ab2be0e6002e1d8ccbc5c1377a882895 (diff) | |
| download | barebox-646d1a09f05689a3a4781112a3b3e4747d0ba231.tar.gz barebox-646d1a09f05689a3a4781112a3b3e4747d0ba231.tar.xz | |
dts: update to v4.20-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/watchdog')
| -rw-r--r-- | dts/Bindings/watchdog/armada-37xx-wdt.txt | 23 | ||||
| -rw-r--r-- | dts/Bindings/watchdog/mpc8xxx-wdt.txt | 25 | ||||
| -rw-r--r-- | dts/Bindings/watchdog/renesas-wdt.txt | 2 |
3 files changed, 50 insertions, 0 deletions
diff --git a/dts/Bindings/watchdog/armada-37xx-wdt.txt b/dts/Bindings/watchdog/armada-37xx-wdt.txt new file mode 100644 index 0000000000..a8d00c31a1 --- /dev/null +++ b/dts/Bindings/watchdog/armada-37xx-wdt.txt @@ -0,0 +1,23 @@ +* Armada 37xx CPU Watchdog Timer Controller + +Required properties: +- compatible : must be "marvell,armada-3700-wdt" +- reg : base physical address of the controller and length of memory mapped + region. +- clocks : the clock feeding the watchdog timer. See clock-bindings.txt +- marvell,system-controller : reference to syscon node for the CPU Miscellaneous + Registers + +Example: + + cpu_misc: system-controller@d000 { + compatible = "marvell,armada-3700-cpu-misc", "syscon"; + reg = <0xd000 0x1000>; + }; + + wdt: watchdog@8300 { + compatible = "marvell,armada-3700-wdt"; + reg = <0x8300 0x40>; + marvell,system-controller = <&cpu_misc>; + clocks = <&xtalclk>; + }; diff --git a/dts/Bindings/watchdog/mpc8xxx-wdt.txt b/dts/Bindings/watchdog/mpc8xxx-wdt.txt new file mode 100644 index 0000000000..a384ff5b3c --- /dev/null +++ b/dts/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>; + }; diff --git a/dts/Bindings/watchdog/renesas-wdt.txt b/dts/Bindings/watchdog/renesas-wdt.txt index 9407212a85..a8ee29fd9a 100644 --- a/dts/Bindings/watchdog/renesas-wdt.txt +++ b/dts/Bindings/watchdog/renesas-wdt.txt @@ -6,6 +6,7 @@ Required properties: version. Examples with soctypes are: - "renesas,r8a7743-wdt" (RZ/G1M) + - "renesas,r8a7744-wdt" (RZ/G1N) - "renesas,r8a7745-wdt" (RZ/G1E) - "renesas,r8a774a1-wdt" (RZ/G2M) - "renesas,r8a7790-wdt" (R-Car H2) @@ -20,6 +21,7 @@ Required properties: - "renesas,r8a77990-wdt" (R-Car E3) - "renesas,r8a77995-wdt" (R-Car D3) - "renesas,r7s72100-wdt" (RZ/A1) + - "renesas,r7s9210-wdt" (RZ/A2) The generic compatible string must be: - "renesas,rza-wdt" for RZ/A - "renesas,rcar-gen2-wdt" for R-Car Gen2 and RZ/G1 |