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add meson-w1-gpio to NanoPiK2

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This commit is contained in:
Martin Ayotte 2018-12-07 17:56:20 -05:00
parent 40ab5ee22b
commit ba97edfd2b
2 changed files with 31 additions and 4 deletions
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4
config/kernel/linux-meson64-dev.config
View File

@ -2667,12 +2667,12 @@ CONFIG_W1_CON=y
# CONFIG_W1_MASTER_DS2490 is not set
# CONFIG_W1_MASTER_DS2482 is not set
# CONFIG_W1_MASTER_DS1WM is not set
# CONFIG_W1_MASTER_GPIO is not set
CONFIG_W1_MASTER_GPIO=m
#
# 1-wire Slaves
#
# CONFIG_W1_SLAVE_THERM is not set
CONFIG_W1_SLAVE_THERM=m
# CONFIG_W1_SLAVE_SMEM is not set
# CONFIG_W1_SLAVE_DS2405 is not set
# CONFIG_W1_SLAVE_DS2408 is not set

31
patch/kernel/meson64-dev/general-meson64-overlays.patch
View File

@ -12,12 +12,13 @@ diff --git a/arch/arm64/boot/dts/amlogic/overlay/Makefile b/arch/arm64/boot/dts/
index e69de29..576e190 100644
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlay/Makefile
@@ -0,0 +1,18 @@
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0
+dtbo-$(CONFIG_ARCH_MESON) += \
+ meson-i2cA.dtbo \
+ meson-i2cB.dtbo \
+ meson-uartC.dtbo
+ meson-uartC.dtbo \
+ meson-w1-gpio.dtbo
+
+scr-$(CONFIG_ARCH_MESON) += \
+ meson-fixup.scr
@ -129,6 +130,32 @@ index 0000000..2b40ee4
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/overlay/meson-w1-gpio.dts b/arch/arm64/boot/dts/amlogic/overlay/meson-w1-gpio.dts
new file mode 100644
index 0000000..ac76a4f
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlay/meson-w1-gpio.dts
@@ -0,0 +1,20 @@
+// Definitions for w1-gpio module (without external pullup)
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "amlogic,meson-gxbb";
+
+ fragment@0 {
+ target-path = "/";
+ __overlay__ {
+
+ w1: onewire@0 {
+ compatible = "w1-gpio";
+ pinctrl-names = "default";
+ gpios = <&gpio 91 6>; // GPIOY_16
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 26e6af4..65b9435 100644
--- a/scripts/Makefile.lib