root@OpenWrt:~# iw list
Wiphy phy0
        max # scan SSIDs: 4
        max scan IEs length: 2257 bytes
        max # sched scan SSIDs: 0
        max # match sets: 0
        Retry short limit: 7
        Retry long limit: 4
        Coverage class: 0 (up to 0m)
        Device supports AP-side u-APSD.
        Device supports T-DLS.
        Available Antennas: TX 0x3 RX 0x3
        Configured Antennas: TX 0x3 RX 0x3
        Supported interface modes:
                 * IBSS
                 * managed
                 * AP
                 * AP/VLAN
                 * WDS
                 * monitor
                 * mesh point
                 * P2P-client
                 * P2P-GO
                 * outside context of a BSS
        Band 1:
                Capabilities: 0x11ce
                        HT20/HT40
                        SM Power Save disabled
                        RX HT40 SGI
                        TX STBC
                        RX STBC 1-stream
                        Max AMSDU length: 3839 bytes
                        DSSS/CCK HT40
                Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
                Minimum RX AMPDU time spacing: 8 usec (0x06)
                HT TX/RX MCS rate indexes supported: 0-15
                Frequencies:
                        * 2412 MHz [1] (16.0 dBm)
                        * 2417 MHz [2] (16.0 dBm)
                        * 2422 MHz [3] (16.0 dBm)
                        * 2427 MHz [4] (16.0 dBm)
                        * 2432 MHz [5] (16.0 dBm)
                        * 2437 MHz [6] (16.0 dBm)
                        * 2442 MHz [7] (16.0 dBm)
                        * 2447 MHz [8] (16.0 dBm)
                        * 2452 MHz [9] (16.0 dBm)
                        * 2457 MHz [10] (16.0 dBm)
                        * 2462 MHz [11] (16.0 dBm)
                        * 2467 MHz [12] (16.0 dBm) (no IR)
                        * 2472 MHz [13] (16.0 dBm) (no IR)
                        * 2484 MHz [14] (disabled)
        Band 2:
                Capabilities: 0x11ce
                        HT20/HT40
                        SM Power Save disabled
                        RX HT40 SGI
                        TX STBC
                        RX STBC 1-stream
                        Max AMSDU length: 3839 bytes
                        DSSS/CCK HT40
                Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
                Minimum RX AMPDU time spacing: 8 usec (0x06)
                HT TX/RX MCS rate indexes supported: 0-15
                Frequencies:
                        * 5180 MHz [36] (15.0 dBm)
                        * 5200 MHz [40] (15.0 dBm)
                        * 5220 MHz [44] (15.0 dBm)
                        * 5240 MHz [48] (15.0 dBm)
                        * 5260 MHz [52] (17.0 dBm) (no IR, radar detection)
                        * 5280 MHz [56] (16.0 dBm) (no IR, radar detection)
                        * 5300 MHz [60] (16.0 dBm) (no IR, radar detection)
                        * 5320 MHz [64] (16.0 dBm) (no IR, radar detection)
                        * 5500 MHz [100] (17.0 dBm) (no IR, radar detection)
                        * 5520 MHz [104] (17.0 dBm) (no IR, radar detection)
                        * 5540 MHz [108] (17.0 dBm) (no IR, radar detection)
                        * 5560 MHz [112] (17.0 dBm) (no IR, radar detection)
                        * 5580 MHz [116] (17.0 dBm) (no IR, radar detection)
                        * 5600 MHz [120] (17.0 dBm) (no IR, radar detection)
                        * 5620 MHz [124] (17.0 dBm) (no IR, radar detection)
                        * 5640 MHz [128] (17.0 dBm) (no IR, radar detection)
                        * 5660 MHz [132] (17.0 dBm) (no IR, radar detection)
                        * 5680 MHz [136] (17.0 dBm) (no IR, radar detection)
                        * 5700 MHz [140] (17.0 dBm) (no IR, radar detection)
                        * 5745 MHz [149] (17.0 dBm) (no IR)
                        * 5765 MHz [153] (17.0 dBm) (no IR)
                        * 5785 MHz [157] (17.0 dBm) (no IR)
                        * 5805 MHz [161] (17.0 dBm) (no IR)
                        * 5825 MHz [165] (17.0 dBm) (no IR)
        valid interface combinations:
                 * #{ managed } <= 2048, #{ AP, mesh point } <= 8, #{ P2P-client, P2P-GO } <= 1, #{ IBSS } <= 1,
                   total <= 2048, #channels <= 1, STA/AP BI must match, radar detect widths: { 20 MHz (no HT), 20 MHz, 40 MHz }

                 * #{ WDS } <= 2048,
                   total <= 2048, #channels <= 1, STA/AP BI must match
        HT Capability overrides:
                 * MCS: ff ff ff ff ff ff ff ff ff ff
                 * maximum A-MSDU length
                 * supported channel width
                 * short GI for 40 MHz
                 * max A-MPDU length exponent
                 * min MPDU start spacing
--------------------------------------------------------------------

config wifi-device  radio0
        option type     mac80211
        option channel  11
        option hwmode   11g
        option path     'pci0000:00/0000:00:02.5/0000:04:00.0'
        option htmode   HT20
        option disabled 0

config wifi-iface
        option device   radio0
        option network  lan
        option mode     ap
        option ssid     OpenWrt
        option encryption 'psk2+ccmp'
        option key 'xxx'