mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 23:42:43 +00:00
8b52a8906b
As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y - led1 can't be controlled on rpi-3 for linux 4.4, remove it. - Fix modules.mk typos. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
109 lines
3.4 KiB
Diff
109 lines
3.4 KiB
Diff
From ea006f68522d82b294094fd29585b16290758d29 Mon Sep 17 00:00:00 2001
|
|
From: Alan Yiding Wang <y2366wan@uwaterloo.ca>
|
|
Date: Sat, 3 Dec 2016 23:22:02 -0500
|
|
Subject: [PATCH] BCM270X_DT: Add overlay for enc28j60 on SPI2
|
|
|
|
Works on SPI2 for compute module
|
|
---
|
|
arch/arm/boot/dts/overlays/Makefile | 1 +
|
|
arch/arm/boot/dts/overlays/README | 10 ++++-
|
|
.../boot/dts/overlays/enc28j60-spi2-overlay.dts | 47 ++++++++++++++++++++++
|
|
3 files changed, 57 insertions(+), 1 deletion(-)
|
|
create mode 100644 arch/arm/boot/dts/overlays/enc28j60-spi2-overlay.dts
|
|
|
|
diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile
|
|
index 57d60a4..c4186aa 100644
|
|
--- a/arch/arm/boot/dts/overlays/Makefile
|
|
+++ b/arch/arm/boot/dts/overlays/Makefile
|
|
@@ -28,6 +28,7 @@ dtbo-$(RPI_DT_OVERLAYS) += dpi24.dtbo
|
|
dtbo-$(RPI_DT_OVERLAYS) += dwc-otg.dtbo
|
|
dtbo-$(RPI_DT_OVERLAYS) += dwc2.dtbo
|
|
dtbo-$(RPI_DT_OVERLAYS) += enc28j60.dtbo
|
|
+dtbo-$(RPI_DT_OVERLAYS) += enc28j60-spi2.dtbo
|
|
dtbo-$(RPI_DT_OVERLAYS) += gpio-ir.dtbo
|
|
dtbo-$(RPI_DT_OVERLAYS) += gpio-poweroff.dtbo
|
|
dtbo-$(RPI_DT_OVERLAYS) += hifiberry-amp.dtbo
|
|
diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
|
|
index 35c0cec1..4a77ee6 100644
|
|
--- a/arch/arm/boot/dts/overlays/README
|
|
+++ b/arch/arm/boot/dts/overlays/README
|
|
@@ -344,13 +344,21 @@ Params: dr_mode Dual role mode: "host", "peripheral" or "otg"
|
|
|
|
|
|
Name: enc28j60
|
|
-Info: Overlay for the Microchip ENC28J60 Ethernet Controller (SPI)
|
|
+Info: Overlay for the Microchip ENC28J60 Ethernet Controller on SPI0
|
|
Load: dtoverlay=enc28j60,<param>=<val>
|
|
Params: int_pin GPIO used for INT (default 25)
|
|
|
|
speed SPI bus speed (default 12000000)
|
|
|
|
|
|
+Name: enc28j60-spi2
|
|
+Info: Overlay for the Microchip ENC28J60 Ethernet Controller on SPI2
|
|
+Load: dtoverlay=enc28j60-spi2,<param>=<val>
|
|
+Params: int_pin GPIO used for INT (default 39)
|
|
+
|
|
+ speed SPI bus speed (default 12000000)
|
|
+
|
|
+
|
|
Name: gpio-ir
|
|
Info: Use GPIO pin as rc-core style infrared receiver input. The rc-core-
|
|
based gpio_ir_recv driver maps received keys directly to a
|
|
diff --git a/arch/arm/boot/dts/overlays/enc28j60-spi2-overlay.dts b/arch/arm/boot/dts/overlays/enc28j60-spi2-overlay.dts
|
|
new file mode 100644
|
|
index 0000000..946c9d2
|
|
--- /dev/null
|
|
+++ b/arch/arm/boot/dts/overlays/enc28j60-spi2-overlay.dts
|
|
@@ -0,0 +1,47 @@
|
|
+// Overlay for the Microchip ENC28J60 Ethernet Controller - SPI2 Compute Module
|
|
+// Interrupt pin: 39
|
|
+/dts-v1/;
|
|
+/plugin/;
|
|
+
|
|
+/ {
|
|
+ compatible = "brcm,bcm2708";
|
|
+
|
|
+ fragment@0 {
|
|
+ target = <&spi2>;
|
|
+ __overlay__ {
|
|
+ /* needed to avoid dtc warning */
|
|
+ #address-cells = <1>;
|
|
+ #size-cells = <0>;
|
|
+
|
|
+ status = "okay";
|
|
+
|
|
+ eth1: enc28j60@0{
|
|
+ compatible = "microchip,enc28j60";
|
|
+ reg = <0>; /* CE0 */
|
|
+ pinctrl-names = "default";
|
|
+ pinctrl-0 = <ð1_pins>;
|
|
+ interrupt-parent = <&gpio>;
|
|
+ interrupts = <39 0x2>; /* falling edge */
|
|
+ spi-max-frequency = <12000000>;
|
|
+ status = "okay";
|
|
+ };
|
|
+ };
|
|
+ };
|
|
+
|
|
+ fragment@1 {
|
|
+ target = <&gpio>;
|
|
+ __overlay__ {
|
|
+ eth1_pins: eth1_pins {
|
|
+ brcm,pins = <39>;
|
|
+ brcm,function = <0>; /* in */
|
|
+ brcm,pull = <0>; /* none */
|
|
+ };
|
|
+ };
|
|
+ };
|
|
+
|
|
+ __overrides__ {
|
|
+ int_pin = <ð1>, "interrupts:0",
|
|
+ <ð1_pins>, "brcm,pins:0";
|
|
+ speed = <ð1>, "spi-max-frequency:0";
|
|
+ };
|
|
+};
|
|
--
|
|
2.1.4
|
|
|