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add dual w1 overlay for meson64

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This commit is contained in:
Martin Ayotte 2019-05-16 15:17:37 -04:00
parent 80b816f93c
commit 54049e6c58
1 changed files with 40 additions and 1 deletions
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41
patch/kernel/meson64-dev/general-meson64-overlays.patch
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@ -19,7 +19,8 @@ index e69de29..576e190 100644
+ meson-i2cB.dtbo \
+ meson-uartA.dtbo \
+ meson-uartC.dtbo \
+ meson-w1-gpio.dtbo
+ meson-w1-gpio.dtbo \
+ meson-w1AB-gpio.dtbo
+
+scr-$(CONFIG_ARCH_MESON) += \
+ meson-fixup.scr
@ -174,6 +175,44 @@ index 0000000..ac76a4f
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/overlay/meson-w1AB-gpio.dts b/arch/arm64/boot/dts/amlogic/overlay/meson-w1AB-gpio.dts
new file mode 100644
index 0000000..ac76a4f
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlay/meson-w1AB-gpio.dts
@@ -0,0 +1,32 @@
+// Definitions for w1-gpio module (without external pullup)
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "amlogic,meson-gxbb";
+
+ fragment@0 {
+ target-path = "/";
+ __overlay__ {
+
+ w1a: onewire@0 {
+ compatible = "w1-gpio";
+ pinctrl-names = "default";
+ gpios = <&gpio 91 6>; // GPIOY_16
+ status = "okay";
+ };
+ };
+ };
+ fragment@1 {
+ target-path = "/";
+ __overlay__ {
+
+ w1b: onewire@1 {
+ compatible = "w1-gpio";
+ pinctrl-names = "default";
+ gpios = <&gpio 90 6>; // GPIOY_15
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 26e6af4..65b9435 100644
--- a/scripts/Makefile.lib