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authorYung-Ching LIN <yungching0725@gmail.com>2017-03-29 01:51:24 +0800
committerStefano Babic <sbabic@denx.de>2017-04-12 18:04:53 +0200
commit0254006b29fcb960ef8c3188eab12a39845719f0 (patch)
tree010fba28805385ab0c402b624bb1b651d20c38c8 /board/advantech
parentfc9ade56e3eb451683a58089e32e79abb69e240e (diff)
board: advantech: dms-ba16: fix AR8033 reset timing issue
Add the delay (10ms) to ensure the clock is stable and to meet the clock-to-reset(1ms) requirement recommended in the AR8033 datasheet Signed-off-by: Ken Lin <yungching0725@gmail.com> Acked-by: Akshay Bhat <akshay.bhat@timesys.com>
Diffstat (limited to 'board/advantech')
-rw-r--r--board/advantech/dms-ba16/dms-ba16.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/board/advantech/dms-ba16/dms-ba16.c b/board/advantech/dms-ba16/dms-ba16.c
index 8aa7ff1659..75b0bbc2cc 100644
--- a/board/advantech/dms-ba16/dms-ba16.c
+++ b/board/advantech/dms-ba16/dms-ba16.c
@@ -103,8 +103,9 @@ static void setup_iomux_enet(void)
/* Reset AR8033 PHY */
gpio_direction_output(IMX_GPIO_NR(1, 28), 0);
- udelay(500);
+ mdelay(10);
gpio_set_value(IMX_GPIO_NR(1, 28), 1);
+ mdelay(1);
}
static iomux_v3_cfg_t const usdhc2_pads[] = {