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ARM: dts: imx6q-bx50v3: change pca953x GPIO default settings

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Leave pca953x P06,P07 pins on b850v3 platform and P06 pin on
b450v3/b650v3 unconfigured in the kernel space since they could be
configured as DP1_RST and DP2_RST by the applications for the DP FW
update support.

Signed-off-by: Ken Lin <ken.lin@advantech.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Ken Lin
2017-02-03 09:21:14 +08:00
committed by Shawn Guo
parent c1ae3cfa0e
commit d088391530
3 changed files with 14 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
arch/arm/boot/dts/imx6q-b450v3.dts
View File

@@ -104,4 +104,11 @@ P05 {
output-low;
line-name = "PCA9539-P05";
};
P07 {
gpio-hog;
gpios = <7 0>;
output-low;
line-name = "PCA9539-P07";
};
};

7
arch/arm/boot/dts/imx6q-b650v3.dts
View File

@@ -97,6 +97,13 @@ P05 {
output-low;
line-name = "PCA9539-P05";
};
P07 {
gpio-hog;
gpios = <7 0>;
output-low;
line-name = "PCA9539-P07";
};
};
&usbphy1 {

14
arch/arm/boot/dts/imx6q-bx50v3.dtsi
View File

@@ -183,20 +183,6 @@ pca9539: pca9539@74 {
interrupt-parent = <&gpio2>;
interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
P06 {
gpio-hog;
gpios = <6 0>;
output-low;
line-name = "PCA9539-P06";
};
P07 {
gpio-hog;
gpios = <7 0>;
output-low;
line-name = "PCA9539-P07";
};
P10 {
gpio-hog;
gpios = <8 0>;