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openwrt/target/linux/bcm27xx/patches-4.19/950-0558-overlays-Add-i2c3-...

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From 13be2bbd1a22f1b4d9fd260d80b561698f623ac1 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Thu, 30 May 2019 16:44:24 +0100
Subject: [PATCH] overlays: Add i2c3-6 and uart2-5 overlays
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
arch/arm/boot/dts/overlays/Makefile | 8 +++
arch/arm/boot/dts/overlays/README | 52 ++++++++++++++++++++
arch/arm/boot/dts/overlays/i2c3-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/i2c4-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/i2c5-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/i2c6-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/uart2-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/uart3-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/uart4-overlay.dts | 27 ++++++++++
arch/arm/boot/dts/overlays/uart5-overlay.dts | 27 ++++++++++
10 files changed, 276 insertions(+)
create mode 100644 arch/arm/boot/dts/overlays/i2c3-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/i2c4-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/i2c5-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/i2c6-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/uart2-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/uart3-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/uart4-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/uart5-overlay.dts
--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -65,6 +65,10 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
i2c-sensor.dtbo \
i2c0-bcm2708.dtbo \
i2c1-bcm2708.dtbo \
+ i2c3.dtbo \
+ i2c4.dtbo \
+ i2c5.dtbo \
+ i2c6.dtbo \
i2s-gpio28-31.dtbo \
ilitek251x.dtbo \
iqaudio-codec.dtbo \
@@ -149,6 +153,10 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
tpm-slb9670.dtbo \
uart0.dtbo \
uart1.dtbo \
+ uart2.dtbo \
+ uart3.dtbo \
+ uart4.dtbo \
+ uart5.dtbo \
udrc.dtbo \
upstream.dtbo \
vc4-fkms-v3d.dtbo \
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -1137,6 +1137,34 @@ Params: sda1_pin GPIO pin
"yes")
+Name: i2c3
+Info: Enable the i2c3 bus
+Load: dtoverlay=i2c3,<param>
+Params: pins_2_3 Use GPIOs 2 and 3
+ pins_4_5 Use GPIOs 4 and 5 (default)
+
+
+Name: i2c4
+Info: Enable the i2c4 bus
+Load: dtoverlay=i2c4,<param>
+Params: pins_6_7 Use GPIOs 6 and 7
+ pins_8_9 Use GPIOs 8 and 9 (default)
+
+
+Name: i2c5
+Info: Enable the i2c5 bus
+Load: dtoverlay=i2c5,<param>
+Params: pins_10_11 Use GPIOs 10 and 11
+ pins_12_13 Use GPIOs 12 and 13 (default)
+
+
+Name: i2c6
+Info: Enable the i2c6 bus
+Load: dtoverlay=i2c6,<param>
+Params: pins_0_1 Use GPIOs 0 and 1
+ pins_22_23 Use GPIOs 22 and 23 (default)
+
+
Name: i2s-gpio28-31
Info: move I2S function block to GPIO 28 to 31
Load: dtoverlay=i2s-gpio28-31
@@ -2199,6 +2227,30 @@ Params: txd1_pin GPIO pin
rxd1_pin GPIO pin for RXD1 (15, 33 or 41 - default 15)
+Name: uart2
+Info: Enable uart 2 on GPIOs 0-3
+Load: dtoverlay=uart2,<param>
+Params: ctsrts Enable CTS/RTS on GPIOs 2-3 (default off)
+
+
+Name: uart3
+Info: Enable uart 3 on GPIOs 4-7
+Load: dtoverlay=uart3,<param>
+Params: ctsrts Enable CTS/RTS on GPIOs 6-7 (default off)
+
+
+Name: uart4
+Info: Enable uart 4 on GPIOs 8-11
+Load: dtoverlay=uart4,<param>
+Params: ctsrts Enable CTS/RTS on GPIOs 10-11 (default off)
+
+
+Name: uart5
+Info: Enable uart 5 on GPIOs 12-15
+Load: dtoverlay=uart5,<param>
+Params: ctsrts Enable CTS/RTS on GPIOs 14-15 (default off)
+
+
Name: udrc
Info: Configures the NW Digital Radio UDRC Hat
Load: dtoverlay=udrc,<param>=<val>
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/i2c3-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&i2c3>;
+ __overlay__ {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c3_pins>;
+ };
+ };
+
+ fragment@1 {
+ target = <&i2c3_pins>;
+ __dormant__ {
+ brcm,pins = <2 3>;
+ };
+ };
+
+ __overrides__ {
+ pins_2_3 = <0>,"=1";
+ pins_4_5 = <0>,"!1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/i2c4-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&i2c4>;
+ __overlay__ {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c4_pins>;
+ };
+ };
+
+ fragment@1 {
+ target = <&i2c4_pins>;
+ __dormant__ {
+ brcm,pins = <6 7>;
+ };
+ };
+
+ __overrides__ {
+ pins_6_7 = <0>,"=1";
+ pins_8_9 = <0>,"!1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/i2c5-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&i2c5>;
+ __overlay__ {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c5_pins>;
+ };
+ };
+
+ fragment@1 {
+ target = <&i2c5_pins>;
+ __dormant__ {
+ brcm,pins = <10 11>;
+ };
+ };
+
+ __overrides__ {
+ pins_10_11 = <0>,"=1";
+ pins_12_13 = <0>,"!1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/i2c6-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&i2c6>;
+ __overlay__ {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c6_pins>;
+ };
+ };
+
+ fragment@1 {
+ target = <&i2c6_pins>;
+ __dormant__ {
+ brcm,pins = <0 1>;
+ };
+ };
+
+ __overrides__ {
+ pins_0_1 = <0>,"=1";
+ pins_22_23 = <0>,"!1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/uart2-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&uart2>;
+ __overlay__ {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+ status = "okay";
+ };
+ };
+
+ fragment@1 {
+ target = <&uart2_pins>;
+ __dormant__ {
+ brcm,pins = <0 1 2 3>;
+ brcm,pull = <0 2 2 0>;
+ };
+ };
+
+ __overrides__ {
+ ctsrts = <0>,"=1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/uart3-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&uart3>;
+ __overlay__ {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>;
+ status = "okay";
+ };
+ };
+
+ fragment@1 {
+ target = <&uart3_pins>;
+ __dormant__ {
+ brcm,pins = <4 5 6 7>;
+ brcm,pull = <0 2 2 0>;
+ };
+ };
+
+ __overrides__ {
+ ctsrts = <0>,"=1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/uart4-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&uart4>;
+ __overlay__ {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_pins>;
+ status = "okay";
+ };
+ };
+
+ fragment@1 {
+ target = <&uart4_pins>;
+ __dormant__ {
+ brcm,pins = <8 9 10 11>;
+ brcm,pull = <0 2 2 0>;
+ };
+ };
+
+ __overrides__ {
+ ctsrts = <0>,"=1";
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/uart5-overlay.dts
@@ -0,0 +1,27 @@
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2838";
+
+ fragment@0 {
+ target = <&uart5>;
+ __overlay__ {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_pins>;
+ status = "okay";
+ };
+ };
+
+ fragment@1 {
+ target = <&uart5_pins>;
+ __dormant__ {
+ brcm,pins = <12 13 14 15>;
+ brcm,pull = <0 2 2 0>;
+ };
+ };
+
+ __overrides__ {
+ ctsrts = <0>,"=1";
+ };
+};
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