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Commit ae316c4c authored by Govind Singh's avatar Govind Singh Committed by Kalle Valo
Browse files

dt: bindings: add bindings for wcn3990 wifi block 



Add device tree binding documentation details for wcn3990
wifi block present in Qualcomm SDM845/APQ8098 SoC into
"qcom,ath10k.txt".

Signed-off-by: default avatarGovind Singh <govinds@codeaurora.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent a6a793f9

Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt

+31 −0
Original line number Original line Diff line number Diff line
@@ -4,6 +4,7 @@ Required properties: 
- compatible: Should be one of the following:

- compatible: Should be one of the following:

	* "qcom,ath10k"

	* "qcom,ath10k"

	* "qcom,ipq4019-wifi"

	* "qcom,ipq4019-wifi"

	* "qcom,wcn3990-wifi"





PCI based devices uses compatible string "qcom,ath10k" and takes calibration

PCI based devices uses compatible string "qcom,ath10k" and takes calibration

data along with board specific data via "qcom,ath10k-calibration-data".

data along with board specific data via "qcom,ath10k-calibration-data".
@@ -18,8 +19,12 @@ In general, entry "qcom,ath10k-pre-calibration-data" and 
"qcom,ath10k-calibration-data" conflict with each other and only one

"qcom,ath10k-calibration-data" conflict with each other and only one

can be provided per device.

can be provided per device.





SNOC based devices (i.e. wcn3990) uses compatible string "qcom,wcn3990-wifi".



Optional properties:

Optional properties:

- reg: Address and length of the register set for the device.

- reg: Address and length of the register set for the device.

- reg-names: Must include the list of following reg names,

	     "membase"

- resets: Must contain an entry for each entry in reset-names.

- resets: Must contain an entry for each entry in reset-names.

          See ../reset/reseti.txt for details.

          See ../reset/reseti.txt for details.

- reset-names: Must include the list of following reset names,

- reset-names: Must include the list of following reset names,
@@ -49,6 +54,8 @@ Optional properties: 
				 hw versions.

				 hw versions.

- qcom,ath10k-pre-calibration-data : pre calibration data as an array,

- qcom,ath10k-pre-calibration-data : pre calibration data as an array,

				     the length can vary between hw versions.

				     the length can vary between hw versions.

- <supply-name>-supply: handle to the regulator device tree node

			   optional "supply-name" is "vdd-0.8-cx-mx".





Example (to supply the calibration data alone):

Example (to supply the calibration data alone):
@@ -119,3 +126,27 @@ wifi0: wifi@a000000 { 
	qcom,msi_base = <0x40>;

	qcom,msi_base = <0x40>;

	qcom,ath10k-pre-calibration-data = [ 01 02 03 ... ];

	qcom,ath10k-pre-calibration-data = [ 01 02 03 ... ];

};

};



Example (to supply wcn3990 SoC wifi block details):



wifi@18000000 {

		compatible = "qcom,wcn3990-wifi";

		reg = <0x18800000 0x800000>;

		reg-names = "membase";

		clocks = <&clock_gcc clk_aggre2_noc_clk>;

		clock-names = "smmu_aggre2_noc_clk"

		interrupts =

			   <0 130 0 /* CE0 */ >,

			   <0 131 0 /* CE1 */ >,

			   <0 132 0 /* CE2 */ >,

			   <0 133 0 /* CE3 */ >,

			   <0 134 0 /* CE4 */ >,

			   <0 135 0 /* CE5 */ >,

			   <0 136 0 /* CE6 */ >,

			   <0 137 0 /* CE7 */ >,

			   <0 138 0 /* CE8 */ >,

			   <0 139 0 /* CE9 */ >,

			   <0 140 0 /* CE10 */ >,

			   <0 141 0 /* CE11 */ >;

		vdd-0.8-cx-mx-supply = <&pm8998_l5>;

};