build/patch/kernel/archive/odroidxu4-5.12/0086-ODROID-N2-C4-arm64-dts-add-w1-gpio-device-tree-overl.patch

From c1268e4012c505dd8e2b0a3b4d5560de287364f1 Mon Sep 17 00:00:00 2001
From: Dongjin Kim <tobetter@gmail.com>
Date: Thu, 25 Feb 2021 16:27:27 +0900
Subject: [PATCH 086/109] ODROID-N2/C4: arm64/dts: add 'w1-gpio' device tree
 overlay nodes

This patch is to add the device tree node to connect onewire device to
GPIOX_2 (P15) or GPIOX_7 (P22).

Change-Id: I6d547a285388b16885dea7a4b7730a6aa09874d3
Signed-off-by: Dongjin Kim <tobetter@gmail.com>
---
 .../dts/amlogic/overlays/odroidc4/Makefile    |  6 ++--
 .../amlogic/overlays/odroidc4/w1-gpio_p15.dts | 34 +++++++++++++++++++
 .../amlogic/overlays/odroidc4/w1-gpio_p22.dts | 34 +++++++++++++++++++
 .../dts/amlogic/overlays/odroidn2/Makefile    |  4 ++-
 .../amlogic/overlays/odroidn2/w1-gpio_p15.dts | 34 +++++++++++++++++++
 .../amlogic/overlays/odroidn2/w1-gpio_p22.dts | 34 +++++++++++++++++++
 6 files changed, 143 insertions(+), 3 deletions(-)
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p15.dts
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p22.dts
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p15.dts
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p22.dts

diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
index e466486632de..0e01ffc53908 100644
--- a/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
@@ -1,8 +1,10 @@
 dtbo-y += \
+	hktft32.dtbo \
+	hktft35.dtbo \
 	spi0.dtbo \
 	sx865x-i2c1.dtbo \
-	hktft32.dtbo \
-	hktft35.dtbo
+	w1-gpio_p15.dtbo \
+	w1-gpio_p22.dtbo
 
 targets += $(dtbo-y)
 always-y := $(dtbo-y)
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p15.dts b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p15.dts
new file mode 100644
index 000000000000..6134f057cdfc
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p15.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	fragment@0 {
+		target = <&pwm_f_x_pins>;
+
+		__overlay__ {
+			mux {
+				groups = "GPIOX_7";
+				function = "gpio_periphs";
+				bias-disable;
+				drive-strength-microamp = <4000>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target-path = "/";
+
+		__overlay__ {
+			onewire: onewire {
+				compatible = "w1-gpio";
+				status = "okay";
+				pinctrl-names = "default";
+				pinctrl-0 = <&pdm_din1_x_pins>;
+				gpios = <&gpio GPIOX_7 GPIO_ACTIVE_HIGH>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p22.dts b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p22.dts
new file mode 100644
index 000000000000..14e700b10a48
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/w1-gpio_p22.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	fragment@0 {
+		target = <&pdm_din1_x_pins>;
+
+		__overlay__ {
+			mux {
+				groups = "GPIOX_2";
+				function = "gpio_periphs";
+				bias-disable;
+				drive-strength-microamp = <4000>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target-path = "/";
+
+		__overlay__ {
+			onewire: onewire {
+				compatible = "w1-gpio";
+				status = "okay";
+				pinctrl-names = "default";
+				pinctrl-0 = <&pdm_din1_x_pins>;
+				gpios = <&gpio GPIOX_2 GPIO_ACTIVE_HIGH>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile
index 1bbd8e741230..35dc85811b57 100644
--- a/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile
@@ -1,7 +1,9 @@
 dtbo-y += \
 	hktft35.dtbo \
 	spi0.dtbo \
-	sx865x-i2c1.dtbo
+	sx865x-i2c1.dtbo \
+	w1-gpio_p15.dtbo \
+	w1-gpio_p22.dtbo
 
 targets += $(dtbo-y)
 always-y := $(dtbo-y)
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p15.dts b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p15.dts
new file mode 100644
index 000000000000..6134f057cdfc
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p15.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	fragment@0 {
+		target = <&pwm_f_x_pins>;
+
+		__overlay__ {
+			mux {
+				groups = "GPIOX_7";
+				function = "gpio_periphs";
+				bias-disable;
+				drive-strength-microamp = <4000>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target-path = "/";
+
+		__overlay__ {
+			onewire: onewire {
+				compatible = "w1-gpio";
+				status = "okay";
+				pinctrl-names = "default";
+				pinctrl-0 = <&pdm_din1_x_pins>;
+				gpios = <&gpio GPIOX_7 GPIO_ACTIVE_HIGH>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p22.dts b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p22.dts
new file mode 100644
index 000000000000..14e700b10a48
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/w1-gpio_p22.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	fragment@0 {
+		target = <&pdm_din1_x_pins>;
+
+		__overlay__ {
+			mux {
+				groups = "GPIOX_2";
+				function = "gpio_periphs";
+				bias-disable;
+				drive-strength-microamp = <4000>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target-path = "/";
+
+		__overlay__ {
+			onewire: onewire {
+				compatible = "w1-gpio";
+				status = "okay";
+				pinctrl-names = "default";
+				pinctrl-0 = <&pdm_din1_x_pins>;
+				gpios = <&gpio GPIOX_2 GPIO_ACTIVE_HIGH>;
+			};
+		};
+	};
+};
-- 
2.25.1