From: Valentin Longchamp valentin.longchamp@keymile.com
No piggy board is used here and the phy is always present, so we use the ethernet_present from mgcoge3un where this is similar. The phy is also configured with "RGMII clock transitions when data stable" and "Class A driver for the direct backplane connection".
Signed-off-by: Valentin Longchamp valentin.longchamp@keymile.com Signed-off-by: Holger Brunck holger.brunck@keymile.com cc: Prafulla Wadaskar prafulla@marvell.com cc: Heiko Schocher hs@denx.de --- board/keymile/km_arm/km_arm.c | 45 ++++++++++++++++++++++++++++++++++++++-- 1 files changed, 42 insertions(+), 3 deletions(-)
diff --git a/board/keymile/km_arm/km_arm.c b/board/keymile/km_arm/km_arm.c index d86acc9..5da856f 100644 --- a/board/keymile/km_arm/km_arm.c +++ b/board/keymile/km_arm/km_arm.c @@ -130,10 +130,12 @@ int startup_allowed(void) return 1; return 0; } +#endif
+#if (defined(CONFIG_MGCOGE3UN)|defined(CONFIG_PORTL2)) /* - * mgcoge3un has always ethernet present. Its connected to the 6061 switch - * and provides ICNev and piggy4 connections. + * These two boards have always ethernet present. Its connected to the mv + * switch. */ int ethernet_present(void) { @@ -335,7 +337,42 @@ void dram_init_banksize(void) } }
-/* Configure and enable MV88E1118 PHY */ +#if (defined(CONFIG_MGCOGE3UN)|defined(CONFIG_PORTL2)) + +#define PHY_LED_SEL 0x18 +#define PHY_LED0_LINK (0x5) +#define PHY_LED1_ACT (0x8<<4) +#define PHY_LED2_INT (0xe<<8) +#define PHY_SPEC_CTRL 0x1c +#define PHY_RGMII_CLK_STABLE (0x1<<10) +#define PHY_CLSA (0x1<<1) + +/* Configure and enable MV88E3018 PHY */ +void reset_phy(void) +{ + char *name = "egiga0"; + unsigned short reg; + + if (miiphy_set_current_dev(name)) + return; + + /* RGMII clk transition on data stable */ + if (miiphy_read(name, CONFIG_PHY_BASE_ADR, PHY_SPEC_CTRL, ®) != 0) + printf("Error reading PHY spec ctrl reg\n"); + if (miiphy_write(name, CONFIG_PHY_BASE_ADR, PHY_SPEC_CTRL, + reg | PHY_RGMII_CLK_STABLE | PHY_CLSA) != 0) + printf("Error writing PHY spec ctrl reg\n"); + + /* leds setup */ + if (miiphy_write(name, CONFIG_PHY_BASE_ADR, PHY_LED_SEL, + PHY_LED0_LINK | PHY_LED1_ACT | PHY_LED2_INT) != 0) + printf("Error writing PHY LED reg\n"); + + /* reset the phy */ + miiphy_reset(name, CONFIG_PHY_BASE_ADR); +} +#else +/* Configure and enable MV88E1118 PHY on the piggy*/ void reset_phy(void) { char *name = "egiga0"; @@ -346,6 +383,8 @@ void reset_phy(void) /* reset the phy */ miiphy_reset(name, CONFIG_PHY_BASE_ADR); } +#endif +
#if defined(CONFIG_HUSH_INIT_VAR) int hush_init_var(void)