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net: keystone_net: increase MDIO clock frequency

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With MAC_PHY sgmii configuration, u-boot checks PHY link status before
sending each packet. Increasing MDIO frequency increases overall tftp
speed. We set it to maximum 2.5MHz.

Acked-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
This commit is contained in:
Vitaly Andrianov 2014-09-29 22:17:23 +03:00 • committed by Tom Rini
parent 0935cac685
commit f077226610
1 changed files with 1 additions and 1 deletions
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arch/arm/include/asm/ti-common/keystone_net.h
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@ -51,7 +51,7 @@
/* MDIO module input frequency */ /* MDIO module input frequency */
#define EMAC_MDIO_BUS_FREQ (clk_get_rate(pass_pll_clk)) #define EMAC_MDIO_BUS_FREQ (clk_get_rate(pass_pll_clk))
/* MDIO clock output frequency */ /* MDIO clock output frequency */
#define EMAC_MDIO_CLOCK_FREQ 1000000 /* 1.0 MHz */ #define EMAC_MDIO_CLOCK_FREQ 2500000 /* 2.5 MHz */
/* MII Status Register */ /* MII Status Register */
#define MII_STATUS_REG 1 #define MII_STATUS_REG 1