From 98a3afbd797c0a891a9bd74902f05921f204e3e9 Mon Sep 17 00:00:00 2001
From: Dongjin Kim <tobetter@gmail.com>
Date: Wed, 10 Feb 2021 05:55:12 +0000
Subject: [PATCH 081/109] ODROID-N2/C4: arm64/dts: add device tree overlay for
 SPI0

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
Change-Id: I6aac29505b9ce8a867c95dff0a304f37ff1bcfef
---
 arch/arm64/boot/dts/amlogic/Makefile          |  3 +++
 .../dts/amlogic/overlays/odroidc4/Makefile    |  5 +++++
 .../dts/amlogic/overlays/odroidc4/spi0.dts    | 21 +++++++++++++++++++
 .../dts/amlogic/overlays/odroidn2/Makefile    |  5 +++++
 .../dts/amlogic/overlays/odroidn2/spi0.dts    | 21 +++++++++++++++++++
 5 files changed, 55 insertions(+)
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidc4/spi0.dts
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/odroidn2/spi0.dts

diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
index 3a9671f3a292..73767f68eaa2 100644
--- a/arch/arm64/boot/dts/amlogic/Makefile
+++ b/arch/arm64/boot/dts/amlogic/Makefile
@@ -56,3 +56,6 @@ dtb-$(CONFIG_ARCH_MESON) += meson64_odroidc4.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson64_odroidhc4.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson64_odroidn2.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson64_odroidn2_plus.dtb
+
+subdir-y += overlays/odroidc4
+subdir-y += overlays/odroidn2
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
new file mode 100644
index 000000000000..fc1a76db000d
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/Makefile
@@ -0,0 +1,5 @@
+dtbo-y += \
+	spi0.dtbo
+
+targets += $(dtbo-y)
+always-y := $(dtbo-y)
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidc4/spi0.dts b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/spi0.dts
new file mode 100644
index 000000000000..da9817758bea
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidc4/spi0.dts
@@ -0,0 +1,21 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	fragment@0 {
+		target = <&spicc0>;
+
+		__overlay__ {
+			status = "okay";
+
+			cs-gpios = <&gpio GPIOX_10 GPIO_ACTIVE_LOW>;
+
+			spidev: spidev@0 {
+				spi-max-frequency = <100000000>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile
new file mode 100644
index 000000000000..fc1a76db000d
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/Makefile
@@ -0,0 +1,5 @@
+dtbo-y += \
+	spi0.dtbo
+
+targets += $(dtbo-y)
+always-y := $(dtbo-y)
diff --git a/arch/arm64/boot/dts/amlogic/overlays/odroidn2/spi0.dts b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/spi0.dts
new file mode 100644
index 000000000000..da9817758bea
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/odroidn2/spi0.dts
@@ -0,0 +1,21 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	fragment@0 {
+		target = <&spicc0>;
+
+		__overlay__ {
+			status = "okay";
+
+			cs-gpios = <&gpio GPIOX_10 GPIO_ACTIVE_LOW>;
+
+			spidev: spidev@0 {
+				spi-max-frequency = <100000000>;
+			};
+		};
+	};
+};
-- 
2.25.1