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>
diff --git a/board/advantech/dms-ba16/dms-ba16.c b/board/advantech/dms-ba16/dms-ba16.c
index 8aa7ff1..75b0bbc 100644
--- a/board/advantech/dms-ba16/dms-ba16.c
+++ b/board/advantech/dms-ba16/dms-ba16.c
@@ -103,8 +103,9 @@
/* 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[] = {