Introduce path backoff limit properties in mt76 binding in order to specify
beamforming and non-beamforming backoff limits for 802.11n/ac/ax.

Signed-off-by: Sven Eckelmann (Plasma Cloud) <se@simonwunderlich.de>
---
 .../bindings/net/wireless/mediatek,mt76.yaml       | 60 ++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
index f8f72f3f1b1dd185b4797be38b87c621ef3eac08..0b06455ce955c38b324efebf8c7762bee33b57f6 100644
--- a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
+++ b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
@@ -215,6 +215,66 @@ properties:
                       minItems: 13
                       maxItems: 13
 
+                  paths-cck:
+                    $ref: /schemas/types.yaml#/definitions/uint8-array
+                    minItems: 4
+                    maxItems: 4
+                    description:
+                      4 half-dBm backoff values (1 - 4 antennas, single spacial
+                      stream)
+
+                  paths-ofdm:
+                    $ref: /schemas/types.yaml#/definitions/uint8-array
+                    minItems: 4
+                    maxItems: 4
+                    description:
+                      4 half-dBm backoff values (1 - 4 antennas, single spacial
+                      stream)
+
+                  paths-ofdm-bf:
+                    $ref: /schemas/types.yaml#/definitions/uint8-array
+                    minItems: 4
+                    maxItems: 4
+                    description:
+                      4 half-dBm backoff values for beamforming
+                      (1 - 4 antennas, single spacial stream)
+
+                  paths-ru:
+                    $ref: /schemas/types.yaml#/definitions/uint8-matrix
+                    description:
+                      Sets of half-dBm backoff values for 802.11ax rates for
+                      1T1ss (aka 1 transmitting antenna with 1 spacial stream),
+                      2T1ss, 3T1ss, 4T1ss, 2T2ss, 3T2ss, 4T2ss, 3T3ss, 4T3ss
+                      and 4T4ss.
+                      Each set starts with the number of channel bandwidth or
+                      resource unit settings for which the rate set applies,
+                      followed by 10 power limit values. The order of the
+                      channel resource unit settings is RU26, RU52, RU106,
+                      RU242/SU20, RU484/SU40, RU996/SU80 and RU2x996/SU160.
+                    minItems: 1
+                    maxItems: 7
+                    items:
+                      minItems: 11
+                      maxItems: 11
+
+                  paths-ru-bf:
+                    $ref: /schemas/types.yaml#/definitions/uint8-matrix
+                    description:
+                      Sets of half-dBm backoff (beamforming) values for 802.11ax
+                      rates for 1T1ss (aka 1 transmitting antenna with 1 spacial
+                      stream), 2T1ss, 3T1ss, 4T1ss, 2T2ss, 3T2ss, 4T2ss, 3T3ss,
+                      4T3ss and 4T4ss.
+                      Each set starts with the number of channel bandwidth or
+                      resource unit settings for which the rate set applies,
+                      followed by 10 power limit values. The order of the
+                      channel resource unit settings is RU26, RU52, RU106,
+                      RU242/SU20, RU484/SU40, RU996/SU80 and RU2x996/SU160.
+                    minItems: 1
+                    maxItems: 7
+                    items:
+                      minItems: 11
+                      maxItems: 11
+
                   txs-delta:
                     $ref: /schemas/types.yaml#/definitions/uint32-array
                     description:

-- 
2.47.3