Thread (1 message) 1 message, 1 author, 2016-05-25

Re: [PATCH 2/2] ARM: dts: imx6q: add support for the Utilite Pro

From: Fabio Estevam <hidden>
Date: 2016-05-25 15:07:56
Also in: linux-arm-kernel

On Wed, May 25, 2016 at 11:05 AM, Christopher Spinrath
[off-list ref] wrote:
OK, done. Can I always use the default value in this case? If yes, can
you point me to a proper documentation of these?
You can look at
"36.4.316 Pad Control Register
(IOMUXC_SW_PAD_CTL_PAD_ENET_TX_DATA1)" in the mx6quad reference manual.

For GPIO functionality the default power-on-reset value should work fine.

You can confirm this by reading address 0x20E0500 in the bootloader:
mw.l 0x20E0500 1

and then use this value on the dts. This way the kernel will always
have a sane value instead of relying in the value passed from the
bootloader.
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