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