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Add spigen overlay for Raspberry Pi 4

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Submitted by:	gergely.czuczy@harmless.hu
This commit is contained in:
Oleksandr Tymoshenko 2020-06-03 22:18:15 +00:00
parent 66f2e4b620
commit eb5e1004e2
2 changed files with 32 additions and 1 deletions
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30
sys/dts/arm64/overlays/spigen-rpi4.dtso Normal file
View file

@ -0,0 +1,30 @@
/* $FreeBSD$ */
/dts-v1/;
/plugin/;
/ {
compatible = "brcm,bcm2711";
};
&{/soc/spi@7e204000} {
status = "okay";
spigen0: spigen0 {
compatible = "freebsd,spigen";
reg = <0>;
spi-max-frequency = <500000>; /* Req'd property, override with spi(8) */
status = "okay";
};
spigen1: spigen1 {
compatible = "freebsd,spigen";
reg = <1>;
spi-max-frequency = <500000>; /* Req'd property, override with spi(8) */
status = "okay";
};
};
&{/soc/gpio@7e200000/spi0_cs_pins} {
brcm,pins = <8 7>;
brcm,function = <4>; /* ALT0 */
};

3
sys/modules/dtb/rpi/Makefile
View file

@ -6,7 +6,8 @@ DTSO= \
spigen-rpi2.dtso
.elif ${MACHINE_ARCH} == "aarch64"
DTSO= \
spigen-rpi3.dtso
spigen-rpi3.dtso \
spigen-rpi4.dtso
.endif
.include <bsd.dtb.mk>