From: Stefano Babic sbabic@denx.de
Hardware revision "e" of the board introduces a GPIO to reduce power consumption in stand-by mode. This must be enable (active low) at the startup for normal behaviour.
Signed-off-by: Stefano Babic sbabic@denx.de Signed-off-by: Heiko Schocher hs@denx.de ---
board/CarMediaLab/flea3/flea3.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/board/CarMediaLab/flea3/flea3.c b/board/CarMediaLab/flea3/flea3.c index ca3e44b..3cd4dc9 100644 --- a/board/CarMediaLab/flea3/flea3.c +++ b/board/CarMediaLab/flea3/flea3.c @@ -122,6 +122,8 @@ static void setup_iomux_fec(void) MX35_PAD_FEC_TDATA2__FEC_TDATA_2, MX35_PAD_FEC_RDATA3__FEC_RDATA_3, MX35_PAD_FEC_TDATA3__FEC_TDATA_3, + /* GPIO used to power off ethernet */ + MX35_PAD_STXFS4__GPIO2_31, };
/* setup pins for FEC */ @@ -183,6 +185,11 @@ int board_init(void) /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+ /* Enable power for ethernet */ + gpio_direction_output(63, 0); + + udelay(2000); + return 0; }