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author | Olof Johansson <olof@lixom.net> | 2017-10-03 18:10:12 -0700 |
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committer | Olof Johansson <olof@lixom.net> | 2017-10-03 18:10:12 -0700 |
commit | 180eb4f17eab106982ef100787a485974bef4749 (patch) | |
tree | 90931a381f883b79d1c363efb5697903d602bf62 /Documentation | |
parent | 5f3daa2393889cf1bbcbc8209b292fb2db4a8806 (diff) | |
parent | 544e3bf4f0e8278400f19ca7918a3cdf2548b4eb (diff) |
Merge tag 'reset-fixes-for-4.14' of git://git.pengutronix.de/git/pza/linux into fixes
Reset controller fixes for v4.14
- Remove misleading HSDK v1 suffix, as there is no v2 planned
- Add missing DT binding documentation for HSDK reset driver
- Fix HSDK reset driver dependencies
* tag 'reset-fixes-for-4.14' of git://git.pengutronix.de/git/pza/linux:
reset: Restrict RESET_HSDK to ARC_SOC_HSDK or COMPILE_TEST
ARC: reset: remove the misleading v1 suffix all over
ARC: reset: add missing DT binding documentation for HSDKv1 reset driver
ARC: reset: Only build on archs that have IOMEM
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt b/Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt new file mode 100644 index 000000000000..830069b1c37c --- /dev/null +++ b/Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt @@ -0,0 +1,28 @@ +Binding for the Synopsys HSDK reset controller + +This binding uses the common reset binding[1]. + +[1] Documentation/devicetree/bindings/reset/reset.txt + +Required properties: +- compatible: should be "snps,hsdk-reset". +- reg: should always contain 2 pairs address - length: first for reset + configuration register and second for corresponding SW reset and status bits + register. +- #reset-cells: from common reset binding; Should always be set to 1. + +Example: + reset: reset@880 { + compatible = "snps,hsdk-reset"; + #reset-cells = <1>; + reg = <0x8A0 0x4>, <0xFF0 0x4>; + }; + +Specifying reset lines connected to IP modules: + ethernet@.... { + .... + resets = <&reset HSDK_V1_ETH_RESET>; + .... + }; + +The index could be found in <dt-bindings/reset/snps,hsdk-reset.h> |