25b892b583
Add a 'reg' entry for register-bit-led nodes on the Arm Ltd platforms. The 'reg' entry is the LED control register address. With this, the node name can be updated to use a generic node name, 'led', and a unit-address. Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Liviu Dudau <liviu.dudau@arm.com> Cc: Sudeep Holla <sudeep.holla@arm.com> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/20211024232003.211484-1-linus.walleij@linaro.org' Signed-off-by: Arnd Bergmann <arnd@arndb.de>
31 lines
668 B
Plaintext
31 lines
668 B
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* The Versatile AB with the IB2 expansion board mounted.
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* This works as a superset of the Versatile AB.
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*/
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#include "versatile-ab.dts"
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/ {
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model = "ARM Versatile AB + IB2 board";
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/* Special IB2 control register */
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syscon@27000000 {
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compatible = "arm,versatile-ib2-syscon", "syscon", "simple-mfd";
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reg = <0x27000000 0x4>;
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ranges = <0x0 0x27000000 0x4>;
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#address-cells = <1>;
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#size-cells = <1>;
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led@0,4 {
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compatible = "register-bit-led";
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reg = <0x00 0x04>;
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offset = <0x00>;
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mask = <0x10>;
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label = "versatile-ib2:0";
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linux,default-trigger = "heartbeat";
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default-state = "on";
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};
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};
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};
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