Messages in this thread Patch in this message | | | From | Biwen Li <> | Subject | [v3,3/3] Documentation: dt: binding: fsl: Add 'fsl,ippdexpcr-alt-addr' property | Date | Tue, 24 Sep 2019 10:45:48 +0800 |
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The 'fsl,ippdexpcr-alt-addr' property is used to handle an errata A-008646 on LS1021A
Signed-off-by: Biwen Li <biwen.li@nxp.com> --- Change in v3: - rename property name fsl,rcpm-scfg -> fsl,ippdexpcr-alt-addr
Change in v2: - update desc of the property 'fsl,rcpm-scfg'
Documentation/devicetree/bindings/soc/fsl/rcpm.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt index 5a33619d881d..157dcf6da17c 100644 --- a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt +++ b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt @@ -34,6 +34,11 @@ Chassis Version Example Chips Optional properties: - little-endian : RCPM register block is Little Endian. Without it RCPM will be Big Endian (default case). + - fsl,ippdexpcr-alt-addr : Must add the property for SoC LS1021A, + Must include n + 1 entries (n = #fsl,rcpm-wakeup-cells, such as: + #fsl,rcpm-wakeup-cells equal to 2, then must include 2 + 1 entries). + The first entry must be a link to the SCFG device node. + The non-first entry must be offset of registers of SCFG. Example: The RCPM node for T4240: @@ -43,6 +48,15 @@ The RCPM node for T4240: #fsl,rcpm-wakeup-cells = <2>; }; +The RCPM node for LS1021A: + rcpm: rcpm@1ee2140 { + compatible = "fsl,ls1021a-rcpm", "fsl,qoriq-rcpm-2.1+"; + reg = <0x0 0x1ee2140 0x0 0x8>; + #fsl,rcpm-wakeup-cells = <2>; + fsl,ippdexpcr-alt-addr = <&scfg 0x0 0x51c>; /* SCFG_SPARECR8 */ + }; + + * Freescale RCPM Wakeup Source Device Tree Bindings ------------------------------------------- Required fsl,rcpm-wakeup property should be added to a device node if the device -- 2.17.1
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