[U-Boot] [PATCH 1/2] board: ge: bx50v3: fix AR8033 reset timing issue

1 Feb
2017
1 Feb
'17
8:59 p.m.
Add the delay (10ms) to ensure the clock is stable and to meet the clock-to-reset(1ms) requirement recommended in the AR8033 datasheet --- board/ge/bx50v3/bx50v3.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/board/ge/bx50v3/bx50v3.c b/board/ge/bx50v3/bx50v3.c index 2fc1144..80b4ba1 100644 --- a/board/ge/bx50v3/bx50v3.c +++ b/board/ge/bx50v3/bx50v3.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[] = {
--
2.10.2

3 Feb
3 Feb
2:15 a.m.
On Wed, Feb 1, 2017 at 5:59 PM, ken <Ken Lin> yungching0725@gmail.com wrote:
Add the delay (10ms) to ensure the clock is stable and to meet the clock-to-reset(1ms) requirement recommended in the AR8033 datasheet
Your Signed-off-by is missing.
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participants (2)
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Fabio Estevam
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ken <Ken Lin>