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dt-bindings: Add spcom documentation

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Adds documentation to spcom.

Change-Id: Ic376eb68391aabd739d729912c2c7a336737b3ae
This commit is contained in:
Konstantin Dorfman 2019-10-08 11:21:09 +03:00
commit d49ebfc676
1 changed files with 26 additions and 0 deletions
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26
bindings/soc/qcom/qcom,spcom.txt Normal file
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Qualcomm Technologies, Inc. Secure Proccessor Communication (spcom)
Required properties:
-compatible : should be "qcom,spcom"
-qcom,spcom-ch-names: predefined channels name string
-qcom,spcom-sp2soc-rmb-reg-addr: Secure Processor to SOC shared
register physical address
-qcom,spcom-sp2soc-rmb-initdone-bit: bit indicating Secure
Processor init-done
-qcom,spcom-sp2soc-rmb-pbldone-bit: bit indicating Secure
Processor bootloader-done
-qcom,spcom-soc2sp-rmb-reg-addr: SOC to Secure Processor shared
register physical address
-qcom,spcom-soc2sp-rmb-sp-ssr-bit: bit indicating Secure
Processor subsystem reset
Example:
qcom,spcom {
compatible = "qcom,spcom";
qcom,spcom-ch-names = "sp_kernel" , "sp_ssr";
qcom,spcom-sp2soc-rmb-reg-addr = <0x01881020>;
qcom,spcom-sp2soc-rmb-initdone-bit = <24>;
qcom,spcom-sp2soc-rmb-pbldone-bit = <25>;
qcom,spcom-soc2sp-rmb-reg-addr = <0x01881030>;
qcom,spcom-soc2sp-rmb-sp-ssr-bit = <0>;
};