redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

ARM: tegra: apalis_t30: hog group for pcie switch reset gpio

Browse source 
The Apalis Evaluation Board uses Apalis GPIO7 on MXM3 pin 15 as reset
signal for its PLX PEX 8605 PCIe Switch.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Marcel Ziswiler 2018-08-31 18:38:11 +02:00 committed by Thierry Reding
parent 317d9f7bed
commit da25001ca6
1 changed files with 10 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
arch/arm/boot/dts/tegra30-apalis-eval.dts
View file

@ -240,3 +240,13 @@
vin-supply = <&reg_5v0>;
};
};
&gpio {
/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
pex-perst-n {
gpio-hog;
gpios = <TEGRA_GPIO(S, 7) GPIO_ACTIVE_HIGH>;
output-high;
line-name = "PEX_PERST_N";
};
};