Make fakehard device claim all 2.4 Ghz channels from 802.15.4-2006,
802.15.4a-2007 as supported by the hw.
Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
                        dev->addr_len);
        memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
 
-       phy->channels_supported[0] = (1 << 27) - 1;
+       /*
+        * For now we'd like to emulate 2.4 GHz-only device,
+        * both O-QPSK and CSS
+        */
+       /* 2.4 GHz O-QPSK 802.15.4-2003 */
+       phy->channels_supported[0] |= 0x7FFF800;
+       /* 2.4 GHz CSS 802.15.4a-2007 */
+       phy->channels_supported[3] |= 0x3fff;
+
        phy->transmit_power = 0xbf;
 
        dev->netdev_ops = &fake_ops;