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dt: bindings: add bindings for wcn3990 wifi block

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

Signed-off-by: Govind Singh <govinds@codeaurora.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Govind Singh
2018-04-10 18:01:35 +03:00
committed by Kalle Valo
parent a6a793f987
commit ae316c4cbb
1 changed files with 31 additions and 0 deletions
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31
Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
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@@ -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>;
};