From 322ac5f1d5e564bca95cce7d8410c215f93a0255 Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Mon, 17 Oct 2016 15:51:34 +0200 Subject: [PATCH] mx35: add GPIO setup on flea3 board 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 Signed-off-by: Heiko Schocher --- 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 ca3e44b0c3..3cd4dc95fe 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; } -- 2.30.2