Re: [PATCH 1/9] ARM: boards: protonic-imx6: prtvt7 hardkey inputs are active low

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On 2022-06-16 18:38, Oleksij Rempel wrote:
Am 16.06.22 um 18:28 schrieb Oleksij Rempel:
Hi Robin,

On Thu, Jun 16, 2022 at 03:11:06PM +0200, Robin van der Gracht wrote:
The usb check needs to be skipped unless both keys are pressed
simultaneously.

Signed-off-by: Robin van der Gracht <robin@xxxxxxxxxxx>
---
  arch/arm/boards/protonic-imx6/board.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boards/protonic-imx6/board.c b/arch/arm/boards/protonic-imx6/board.c
index cdbb8debe6..8f8a0c745e 100644
--- a/arch/arm/boards/protonic-imx6/board.c
+++ b/arch/arm/boards/protonic-imx6/board.c
@@ -645,7 +645,7 @@ static int prt_imx6_init_prtvt7(struct prt_imx6_priv *priv)
  	gpio_direction_input(GPIO_KEY_F6);
  	gpio_direction_input(GPIO_KEY_CYCLE);

-	if (gpio_get_value(GPIO_KEY_CYCLE) && gpio_get_value(GPIO_KEY_F6))
+	if (gpio_get_value(GPIO_KEY_CYCLE) || gpio_get_value(GPIO_KEY_F6))
  		priv->no_usb_check = 1;

Hm, you probably wont:
	if (!(gpio_get_value(GPIO_KEY_CYCLE) && gpio_get_value(GPIO_KEY_F6)))

otherwise usb check will be always skipped.

Or, it is active low and your patch is correct :D

They are active low. I mentoned that in the patch subject ;)
I want both keys pressed simultaniously as a requirement for the usb check
because it adds a delay (autoboot_timeout) to the boot process.

- Robin




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