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author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-09-11 08:26:30 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-09-11 17:23:13 +0200 |
commit | 35f607bc7da71b302fd6bf3d6d48d7ea66df1195 (patch) | |
tree | dd2cf14c56430d21079c794fa6e03d7f5d91070e /dts/Bindings/reset/qcom,aoss-reset.txt | |
parent | 625eea2765d94aee016cf25d9cabecde8eae0775 (diff) | |
download | barebox-35f607bc7da71b302fd6bf3d6d48d7ea66df1195.tar.gz barebox-35f607bc7da71b302fd6bf3d6d48d7ea66df1195.tar.xz |
dts: update to v4.19-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/reset/qcom,aoss-reset.txt')
-rw-r--r-- | dts/Bindings/reset/qcom,aoss-reset.txt | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/dts/Bindings/reset/qcom,aoss-reset.txt b/dts/Bindings/reset/qcom,aoss-reset.txt new file mode 100644 index 0000000000..510c748656 --- /dev/null +++ b/dts/Bindings/reset/qcom,aoss-reset.txt @@ -0,0 +1,52 @@ +Qualcomm AOSS Reset Controller +====================================== + +This binding describes a reset-controller found on AOSS-CC (always on subsystem) +for Qualcomm SDM845 SoCs. + +Required properties: +- compatible: + Usage: required + Value type: <string> + Definition: must be: + "qcom,sdm845-aoss-cc" + +- reg: + Usage: required + Value type: <prop-encoded-array> + Definition: must specify the base address and size of the register + space. + +- #reset-cells: + Usage: required + Value type: <uint> + Definition: must be 1; cell entry represents the reset index. + +Example: + +aoss_reset: reset-controller@c2a0000 { + compatible = "qcom,sdm845-aoss-cc"; + reg = <0xc2a0000 0x31000>; + #reset-cells = <1>; +}; + +Specifying reset lines connected to IP modules +============================================== + +Device nodes that need access to reset lines should +specify them as a reset phandle in their corresponding node as +specified in reset.txt. + +For list of all valid reset indicies see +<dt-bindings/reset/qcom,sdm845-aoss.h> + +Example: + +modem-pil@4080000 { + ... + + resets = <&aoss_reset AOSS_CC_MSS_RESTART>; + reset-names = "mss_restart"; + + ... +}; |