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