openwrt/target/linux/bcm27xx/patches-5.10/950-0434-overlays-give-Seeed-Studio-CAN-BUS-FD-HAT-a-v2-postf.patch
Álvaro Fernández Rojas 8299d1f057 bcm27xx: add kernel 5.10 support
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-08-21 19:07:07 +02:00

287 lines
6.9 KiB
Diff

From 69da0bd66630848403a1ccbb927d5325fc54381e Mon Sep 17 00:00:00 2001
From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Sat, 2 Jan 2021 21:08:59 +0100
Subject: [PATCH] overlays: give Seeed Studio CAN BUS FD HAT a -v2
postfix
There are several versions of the Seeed Studio CAN BUS FD HAT. This is the
second version, based on the mcp2518fd, so give it a -v2 postfix.
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
arch/arm/boot/dts/overlays/Makefile | 2 +-
arch/arm/boot/dts/overlays/README | 8 ++++----
...fd-hat-overlay.dts => seeed-can-fd-hat-v2-overlay.dts} | 0
3 files changed, 5 insertions(+), 5 deletions(-)
rename arch/arm/boot/dts/overlays/{seeed-can-fd-hat-overlay.dts => seeed-can-fd-hat-v2-overlay.dts} (100%)
--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -161,7 +161,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
sc16is752-spi1.dtbo \
sdhost.dtbo \
sdio.dtbo \
- seeed-can-fd-hat.dtbo \
+ seeed-can-fd-hat-v2.dtbo \
sh1106-spi.dtbo \
smi.dtbo \
smi-dev.dtbo \
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -2504,11 +2504,11 @@ Info: This overlay is now deprecated.
Load: <Deprecated>
-Name: seeed-can-fd-hat
-Info: Overlay for Seeed Studio CAN BUS FD HAT with two CAN FD channels and an
- RTC.
+Name: seeed-can-fd-hat-v2
+Info: Overlay for Seeed Studio CAN BUS FD HAT with two CAN FD channels
+ (based on the mcp2518fd) and an RTC.
https://www.seeedstudio.com/CAN-BUS-FD-HAT-for-Raspberry-Pi-p-4742.html
-Load: dtoverlay=seeed-can-fd-hat
+Load: dtoverlay=seeed-can-fd-hat-v2
Params: <None>
--- a/arch/arm/boot/dts/overlays/seeed-can-fd-hat-overlay.dts
+++ /dev/null
@@ -1,117 +0,0 @@
-// redo: ovmerge -c mcp251xfd-overlay.dts,spi0-0,interrupt=25 mcp251xfd-overlay.dts,spi0-1,interrupt=24 i2c-rtc-overlay.dts,pcf85063
-
-// Device tree overlay for https://www.seeedstudio.com/CAN-BUS-FD-HAT-for-Raspberry-Pi-p-4742.html
-
-/dts-v1/;
-/plugin/;
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/pinctrl/bcm2835.h>
-
-/ {
- compatible = "brcm,bcm2835";
- fragment@0 {
- target = <&spidev0>;
- __overlay__ {
- status = "disabled";
- };
- };
- fragment@1 {
- target = <&gpio>;
- __overlay__ {
- mcp251xfd_pins: mcp251xfd_spi0_0_pins {
- brcm,pins = <25>;
- brcm,function = <BCM2835_FSEL_GPIO_IN>;
- };
- };
- };
- fragment@2 {
- target-path = "/clocks";
- __overlay__ {
- clk_mcp251xfd_osc: mcp251xfd-spi0-0-osc {
- #clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <40000000>;
- };
- };
- };
- fragment@3 {
- target = <&spi0>;
- __overlay__ {
- status = "okay";
- #address-cells = <1>;
- #size-cells = <0>;
- mcp251xfd@0 {
- compatible = "microchip,mcp251xfd";
- reg = <0>;
- pinctrl-names = "default";
- pinctrl-0 = <&mcp251xfd_pins>;
- spi-max-frequency = <20000000>;
- interrupt-parent = <&gpio>;
- interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&clk_mcp251xfd_osc>;
- };
- };
- };
- fragment@4 {
- target = <&spidev1>;
- __overlay__ {
- status = "disabled";
- };
- };
- fragment@5 {
- target = <&gpio>;
- __overlay__ {
- mcp251xfd_pins_1: mcp251xfd_spi0_1_pins {
- brcm,pins = <24>;
- brcm,function = <BCM2835_FSEL_GPIO_IN>;
- };
- };
- };
- fragment@6 {
- target-path = "/clocks";
- __overlay__ {
- clk_mcp251xfd_osc_1: mcp251xfd-spi0-1-osc {
- #clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <40000000>;
- };
- };
- };
- fragment@7 {
- target = <&spi0>;
- __overlay__ {
- status = "okay";
- #address-cells = <1>;
- #size-cells = <0>;
- mcp251xfd@1 {
- compatible = "microchip,mcp251xfd";
- reg = <1>;
- pinctrl-names = "default";
- pinctrl-0 = <&mcp251xfd_pins_1>;
- spi-max-frequency = <20000000>;
- interrupt-parent = <&gpio>;
- interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&clk_mcp251xfd_osc_1>;
- };
- };
- };
- fragment@8 {
- target = <&i2cbus>;
- __overlay__ {
- #address-cells = <1>;
- #size-cells = <0>;
- pcf85063@51 {
- compatible = "nxp,pcf85063";
- reg = <0x51>;
- };
- };
- };
- fragment@9 {
- target = <&i2c_arm>;
- i2cbus: __overlay__ {
- status = "okay";
- };
- };
-};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/seeed-can-fd-hat-v2-overlay.dts
@@ -0,0 +1,117 @@
+// redo: ovmerge -c mcp251xfd-overlay.dts,spi0-0,interrupt=25 mcp251xfd-overlay.dts,spi0-1,interrupt=24 i2c-rtc-overlay.dts,pcf85063
+
+// Device tree overlay for https://www.seeedstudio.com/CAN-BUS-FD-HAT-for-Raspberry-Pi-p-4742.html
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/pinctrl/bcm2835.h>
+
+/ {
+ compatible = "brcm,bcm2835";
+ fragment@0 {
+ target = <&spidev0>;
+ __overlay__ {
+ status = "disabled";
+ };
+ };
+ fragment@1 {
+ target = <&gpio>;
+ __overlay__ {
+ mcp251xfd_pins: mcp251xfd_spi0_0_pins {
+ brcm,pins = <25>;
+ brcm,function = <BCM2835_FSEL_GPIO_IN>;
+ };
+ };
+ };
+ fragment@2 {
+ target-path = "/clocks";
+ __overlay__ {
+ clk_mcp251xfd_osc: mcp251xfd-spi0-0-osc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <40000000>;
+ };
+ };
+ };
+ fragment@3 {
+ target = <&spi0>;
+ __overlay__ {
+ status = "okay";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mcp251xfd@0 {
+ compatible = "microchip,mcp251xfd";
+ reg = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcp251xfd_pins>;
+ spi-max-frequency = <20000000>;
+ interrupt-parent = <&gpio>;
+ interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&clk_mcp251xfd_osc>;
+ };
+ };
+ };
+ fragment@4 {
+ target = <&spidev1>;
+ __overlay__ {
+ status = "disabled";
+ };
+ };
+ fragment@5 {
+ target = <&gpio>;
+ __overlay__ {
+ mcp251xfd_pins_1: mcp251xfd_spi0_1_pins {
+ brcm,pins = <24>;
+ brcm,function = <BCM2835_FSEL_GPIO_IN>;
+ };
+ };
+ };
+ fragment@6 {
+ target-path = "/clocks";
+ __overlay__ {
+ clk_mcp251xfd_osc_1: mcp251xfd-spi0-1-osc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <40000000>;
+ };
+ };
+ };
+ fragment@7 {
+ target = <&spi0>;
+ __overlay__ {
+ status = "okay";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mcp251xfd@1 {
+ compatible = "microchip,mcp251xfd";
+ reg = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcp251xfd_pins_1>;
+ spi-max-frequency = <20000000>;
+ interrupt-parent = <&gpio>;
+ interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&clk_mcp251xfd_osc_1>;
+ };
+ };
+ };
+ fragment@8 {
+ target = <&i2cbus>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pcf85063@51 {
+ compatible = "nxp,pcf85063";
+ reg = <0x51>;
+ };
+ };
+ };
+ fragment@9 {
+ target = <&i2c_arm>;
+ i2cbus: __overlay__ {
+ status = "okay";
+ };
+ };
+};