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build/patch/kernel/archive/rockchip-6.1/general-add-overlays.patch

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From f714d89ebd3ee718cb7ab8574ec92407b50b5aee Mon Sep 17 00:00:00 2001
From: Paolo Sabatino <paolo.sabatino@gmail.com>
Date: Sun, 20 Mar 2022 09:30:24 +0000
Subject: [PATCH] rk3288: general add overlays
---
arch/arm/boot/dts/overlay/Makefile | 26 +++++++
.../boot/dts/overlay/README.rockchip-overlays | 78 +++++++++++++++++++
arch/arm/boot/dts/overlay/rockchip-ds1307.dts | 23 ++++++
.../boot/dts/overlay/rockchip-fixup.scr-cmd | 4 +
arch/arm/boot/dts/overlay/rockchip-i2c1.dts | 16 ++++
arch/arm/boot/dts/overlay/rockchip-i2c4.dts | 16 ++++
arch/arm/boot/dts/overlay/rockchip-spi0.dts | 16 ++++
arch/arm/boot/dts/overlay/rockchip-spi2.dts | 16 ++++
.../arm/boot/dts/overlay/rockchip-spidev0.dts | 35 +++++++++
.../arm/boot/dts/overlay/rockchip-spidev2.dts | 35 +++++++++
arch/arm/boot/dts/overlay/rockchip-uart1.dts | 16 ++++
arch/arm/boot/dts/overlay/rockchip-uart2.dts | 16 ++++
arch/arm/boot/dts/overlay/rockchip-uart3.dts | 16 ++++
arch/arm/boot/dts/overlay/rockchip-uart4.dts | 16 ++++
.../arm/boot/dts/overlay/rockchip-w1-gpio.dts | 23 ++++++
15 files changed, 352 insertions(+)
create mode 100644 arch/arm/boot/dts/overlay/Makefile
create mode 100644 arch/arm/boot/dts/overlay/README.rockchip-overlays
create mode 100644 arch/arm/boot/dts/overlay/rockchip-ds1307.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-fixup.scr-cmd
create mode 100644 arch/arm/boot/dts/overlay/rockchip-i2c1.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-i2c4.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-spi0.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-spi2.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-spidev0.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-spidev2.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-uart1.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-uart2.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-uart3.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-uart4.dts
create mode 100644 arch/arm/boot/dts/overlay/rockchip-w1-gpio.dts
diff --git a/arch/arm/boot/dts/overlay/Makefile b/arch/arm/boot/dts/overlay/Makefile
new file mode 100644
index 00000000000..56d8cb187aa
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/Makefile
@@ -0,0 +1,26 @@
+# SPDX-License-Identifier: GPL-2.0
+dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
+ rockchip-ds1307.dtbo \
+ rockchip-i2c1.dtbo \
+ rockchip-i2c4.dtbo \
+ rockchip-spi0.dtbo \
+ rockchip-spi2.dtbo \
+ rockchip-spidev0.dtbo \
+ rockchip-spidev2.dtbo \
+ rockchip-uart1.dtbo \
+ rockchip-uart2.dtbo \
+ rockchip-uart3.dtbo \
+ rockchip-uart4.dtbo \
+ rockchip-w1-gpio.dtbo
+
+scr-$(CONFIG_ARCH_ROCKCHIP) += \
+ rockchip-fixup.scr
+
+dtbotxt-$(CONFIG_ARCH_ROCKCHIP) += \
+ README.rockchip-overlays
+
+targets += $(dtbo-y) $(scr-y) $(dtbotxt-y)
+
+always := $(dtbo-y) $(scr-y) $(dtbotxt-y)
+clean-files := *.dtbo *.scr
+
diff --git a/arch/arm/boot/dts/overlay/README.rockchip-overlays b/arch/arm/boot/dts/overlay/README.rockchip-overlays
new file mode 100644
index 00000000000..df4559ca262
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/README.rockchip-overlays
@@ -0,0 +1,78 @@
+This document describes overlays provided in the kernel packages
+For generic Armbian overlays documentation please see
+https://docs.armbian.com/User-Guide_Allwinner_overlays/
+
+### Platform:
+
+rockchip (Rockchip)
+
+### Provided overlays:
+
+- ds1307
+- i2c1
+- i2c4
+- spi0
+- spi2
+- spidev0
+- spidev2
+- uart1
+- uart2
+- uart3
+- uart4
+- w1-gpio
+
+### Overlay details:
+
+### ds1307
+
+Activates ds1307 rtc on i2c1
+
+### i2c1
+
+Activate i2c1
+
+### i2c4
+
+Activate i2c4
+
+### spi0
+
+Activate spi0
+conflicts with uart4
+
+### spi2
+
+Activate spi2
+
+### spidev0
+
+Activate spidev on spi0
+Depends on spi0
+
+### spidev2
+
+Activate spidev on spi2
+depends on spi2
+
+### uart1
+
+Activate uart1
+
+### uart2
+
+Activate uart2
+
+### uart3
+
+Activate uart3
+
+### uart4
+
+Activate uart4
+Conflicts with spi0
+
+### w1-gpio
+
+Activates 1-wire gpio master on GPIO0 17
+
+
diff --git a/arch/arm/boot/dts/overlay/rockchip-ds1307.dts b/arch/arm/boot/dts/overlay/rockchip-ds1307.dts
new file mode 100644
index 00000000000..ab7d648c2aa
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-ds1307.dts
@@ -0,0 +1,23 @@
+/* Definitions for ds1307
+* From ASUS: https://github.com/TinkerBoard/debian_kernel/commits/develop/arch/arm/boot/dts/overlays/ds1307-overlay.dts
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&i2c1>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ rtc: ds1307@68 {
+ compatible = "dallas,ds1307";
+ reg = <0x68>;
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-fixup.scr-cmd b/arch/arm/boot/dts/overlay/rockchip-fixup.scr-cmd
new file mode 100644
index 00000000000..d4c39e20a3a
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-fixup.scr-cmd
@@ -0,0 +1,4 @@
+# overlays fixup script
+# implements (or rather substitutes) overlay arguments functionality
+# using u-boot scripting, environment variables and "fdt" command
+
diff --git a/arch/arm/boot/dts/overlay/rockchip-i2c1.dts b/arch/arm/boot/dts/overlay/rockchip-i2c1.dts
new file mode 100644
index 00000000000..f09f85e42cb
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-i2c1.dts
@@ -0,0 +1,16 @@
+/* Definitions for i2c1
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&i2c1>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-i2c4.dts b/arch/arm/boot/dts/overlay/rockchip-i2c4.dts
new file mode 100644
index 00000000000..5b43b85045f
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-i2c4.dts
@@ -0,0 +1,16 @@
+/* Definitions for i2c4
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&i2c4>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-spi0.dts b/arch/arm/boot/dts/overlay/rockchip-spi0.dts
new file mode 100644
index 00000000000..d2dfcd6220e
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-spi0.dts
@@ -0,0 +1,16 @@
+/* Definitions for spi0
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&spi0>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-spi2.dts b/arch/arm/boot/dts/overlay/rockchip-spi2.dts
new file mode 100644
index 00000000000..2cd50ae4b9d
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-spi2.dts
@@ -0,0 +1,16 @@
+/* Definitions for spi2
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&spi2>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-spidev0.dts b/arch/arm/boot/dts/overlay/rockchip-spidev0.dts
new file mode 100644
index 00000000000..728cde52351
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-spidev0.dts
@@ -0,0 +1,35 @@
+/* Definition for SPI0 Spidev
+ * spi port for Tinker Board
+ */
+
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+
+ target = <&spi0>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ spidev@0 {
+ compatible = "rockchip,spi_tinker";
+ reg = <0>;
+ spi-max-frequency = <50000000>;
+ spi-cpha = <1>;
+ status = "okay";
+ };
+
+ spidev@1 {
+ compatible = "rockchip,spi_tinker";
+ reg = <1>;
+ spi-max-frequency = <50000000>;
+ spi-cpha = <1>;
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-spidev2.dts b/arch/arm/boot/dts/overlay/rockchip-spidev2.dts
new file mode 100644
index 00000000000..262bb61d959
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-spidev2.dts
@@ -0,0 +1,35 @@
+/* Definition for SPI2 Spidev
+ * spi port for Tinker Board
+ */
+
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+
+ target = <&spi2>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ spidev@0 {
+ compatible = "rockchip,spi_tinker";
+ reg = <0>;
+ spi-max-frequency = <50000000>;
+ spi-cpha = <1>;
+ status = "okay";
+ };
+
+ spidev@1 {
+ compatible = "rockchip,spi_tinker";
+ reg = <1>;
+ spi-max-frequency = <50000000>;
+ spi-cpha = <1>;
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-uart1.dts b/arch/arm/boot/dts/overlay/rockchip-uart1.dts
new file mode 100644
index 00000000000..8604ff90d2a
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-uart1.dts
@@ -0,0 +1,16 @@
+/* Definitions for uart1
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&uart1>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-uart2.dts b/arch/arm/boot/dts/overlay/rockchip-uart2.dts
new file mode 100644
index 00000000000..a57873d560b
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-uart2.dts
@@ -0,0 +1,16 @@
+/* Definitions for uart2
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&uart2>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-uart3.dts b/arch/arm/boot/dts/overlay/rockchip-uart3.dts
new file mode 100644
index 00000000000..d1b77ffbf31
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-uart3.dts
@@ -0,0 +1,16 @@
+/* Definitions for uart3
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&uart3>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-uart4.dts b/arch/arm/boot/dts/overlay/rockchip-uart4.dts
new file mode 100644
index 00000000000..13fd8f4eca9
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-uart4.dts
@@ -0,0 +1,16 @@
+/* Definitions for uart4
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+
+ fragment@0 {
+ target = <&uart4>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/overlay/rockchip-w1-gpio.dts b/arch/arm/boot/dts/overlay/rockchip-w1-gpio.dts
new file mode 100644
index 00000000000..cc1f50a91bb
--- /dev/null
+++ b/arch/arm/boot/dts/overlay/rockchip-w1-gpio.dts
@@ -0,0 +1,23 @@
+/* 1-Wire GPIO
+* From ASUS: https://github.com/TinkerBoard/debian_kernel/blob/develop/arch/arm/boot/dts/overlays/w1-gpio-overlay.dts
+*
+*
+*/
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "rockchip,rk3288";
+ fragment@0 {
+ target-path = "/";
+ __overlay__ {
+ w1: onewire@0 {
+ compatible = "w1-gpio";
+ pinctrl-names = "default";
+ gpios = <&gpio0 17 0>;
+ status = "okay";
+ };
+ };
+ };
+};
--
2.30.2
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