ARM: dts: imx6q-bx50v3: user-space watchdog GPIO configuration

Leave b{4,6}50v3 GPIO expander pca953x pins P05,P10,P11 unconfigured as
they are now used to implement an additional watchdog mechanism in user
space.  P10,P11 pins remain unused (and therefore hogged) on b850v3.

Signed-off-by: Ian Ray <ian.ray@ge.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6q-b450v3.dts b/arch/arm/boot/dts/imx6q-b450v3.dts
index 3ec58500e9c2d9c718c4f2a45388d151ffaee52a..95b8f2d7182144ba90d6fa0cce12712e42add476 100644 (file)
--- a/arch/arm/boot/dts/imx6q-b450v3.dts
+++ b/arch/arm/boot/dts/imx6q-b450v3.dts
@@ -98,13 +98,6 @@
                line-name = "PCA9539-P04";
        };
 
-       P05 {
-               gpio-hog;
-               gpios = <5 0>;
-               output-low;
-               line-name = "PCA9539-P05";
-       };
-
         P07 {
                 gpio-hog;
                 gpios = <7 0>;

diff --git a/arch/arm/boot/dts/imx6q-b650v3.dts b/arch/arm/boot/dts/imx6q-b650v3.dts
index 5650a9b110915d3b98fc1065345b1c419d39b456..611cb7ae7e556ec761af31bd7739c589d0405eac 100644 (file)
--- a/arch/arm/boot/dts/imx6q-b650v3.dts
+++ b/arch/arm/boot/dts/imx6q-b650v3.dts
@@ -91,13 +91,6 @@
 };
 
 &pca9539 {
-       P05 {
-               gpio-hog;
-               gpios = <5 0>;
-               output-low;
-               line-name = "PCA9539-P05";
-       };
-
         P07 {
                 gpio-hog;
                 gpios = <7 0>;

diff --git a/arch/arm/boot/dts/imx6q-b850v3.dts b/arch/arm/boot/dts/imx6q-b850v3.dts
index 044a5bebe1c5604cfdd715871ba57700d40711d9..e4cb118f88c6c4c7854a176be6ba9dc929ff3d79 100644 (file)
--- a/arch/arm/boot/dts/imx6q-b850v3.dts
+++ b/arch/arm/boot/dts/imx6q-b850v3.dts
@@ -209,6 +209,22 @@
        };
 };
 
+&pca9539 {
+       P10 {
+               gpio-hog;
+               gpios = <8 0>;
+               output-low;
+               line-name = "PCA9539-P10";
+       };
+
+       P11 {
+               gpio-hog;
+               gpios = <9 0>;
+               output-low;
+               line-name = "PCA9539-P11";
+       };
+};
+
 &pci_root {
        /* PLX Technology, Inc. PEX 8605 PCI Express 4-port Gen2 Switch */
        bridge@1,0 {

diff --git a/arch/arm/boot/dts/imx6q-bx50v3.dtsi b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
index d3cba09be0cb513273f3dfb28c709ee97c3ec290..fa27dcdf06f1b3284f6d19812f48ee6f7cd4087b 100644 (file)
--- a/arch/arm/boot/dts/imx6q-bx50v3.dtsi
+++ b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
@@ -233,20 +233,6 @@
                                interrupt-parent = <&gpio2>;
                                interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
 
-                               P10 {
-                                       gpio-hog;
-                                       gpios = <8 0>;
-                                       output-low;
-                                       line-name = "PCA9539-P10";
-                               };
-
-                               P11 {
-                                       gpio-hog;
-                                       gpios = <9 0>;
-                                       output-low;
-                                       line-name = "PCA9539-P11";
-                               };
-
                                P12 {
                                        gpio-hog;
                                        gpios = <10 0>;