From mboxrd@z Thu Jan 1 00:00:00 1970 From: manabian@gmail.com (Joachim Eastwood) Date: Tue, 28 Apr 2015 00:30:43 +0200 Subject: [PATCH 2/2] doc: dt: add documentation for lpc1850-rgu reset driver In-Reply-To: <1430173843-11648-1-git-send-email-manabian@gmail.com> References: <1430173843-11648-1-git-send-email-manabian@gmail.com> Message-ID: <1430173843-11648-3-git-send-email-manabian@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Signed-off-by: Joachim Eastwood --- .../devicetree/bindings/reset/nxp,lpc1850-rgu.txt | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/nxp,lpc1850-rgu.txt diff --git a/Documentation/devicetree/bindings/reset/nxp,lpc1850-rgu.txt b/Documentation/devicetree/bindings/reset/nxp,lpc1850-rgu.txt new file mode 100644 index 000000000000..45dbd6087731 --- /dev/null +++ b/Documentation/devicetree/bindings/reset/nxp,lpc1850-rgu.txt @@ -0,0 +1,38 @@ +NXP LPC1850 Reset Generation Unit (RGU) +======================================== + +Please also refer to reset.txt in this directory for common reset +controller binding usage. + +Required properties: +- compatible: Should be "nxp,lpc1850-rgu" +- reg: register base and length +- clocks: phandle and clock specifier to RGU clocks +- clock-names: should contain "delay" and "reg" +- #reset-cells: should be 1 + +Refer to NXP LPC18xx or LPC43xx user manual for a description of the +reset signals and the connected block/peripheral. + +Reset provider example: +rgu: reset-controller at 40053000 { + compatible = "nxp,lpc1850-rgu"; + reg = <0x40053000 0x1000>; + clocks = <&cgu BASE_SAFE_CLK>, <&ccu1 CLK_CPU_BUS>; + clock-names = "delay", "reg"; + #reset-cells = <1>; +}; + +Reset consumer example: +mac: ethernet at 40010000 { + compatible = "nxp,lpc1850-dwmac", "snps,dwmac-3.611", "snps,dwmac"; + reg = <0x40010000 0x2000>; + interrupts = <5>; + interrupt-names = "macirq"; + clocks = <&ccu1 CLK_CPU_ETHERNET>; + clock-names = "stmmaceth"; + resets = <&rgu 22>; + reset-names = "stmmaceth"; + status = "disabled"; +}; + -- 1.8.0