Lines Matching full:gmac
19 * sun7i_a20_gmac_clk_setup - Setup function for A20/A31 GMAC clock module
23 * MII TX clock from PHY >-----|___________ _________|----> to GMAC core
24 * GMAC Int. RGMII TX clk >----|___________\__/__gate---|----> to PHY
28 * The external 125 MHz reference is optional, i.e. GMAC can use its
29 * internal TX clock just fine. The A31 GMAC clock module does not have
32 * To keep it simple, let the GMAC use either the MII TX clock for MII mode,
33 * and its internal TX clock for GMII and RGMII modes. The GMAC driver should
36 * Only the GMAC should use this clock. Altering the clock so that it doesn't
37 * match the GMAC's operation parameters will result in the GMAC not being
38 * able to send traffic out. The GMAC driver should set the clock rate and
73 /* gmac clock requires exactly 2 parents */ in sun7i_a20_gmac_clk_setup()
111 CLK_OF_DECLARE(sun7i_a20_gmac, "allwinner,sun7i-a20-gmac-clk",